diff --git a/Source/Bind/Specifications/ES10/signatures.xml b/Source/Bind/Specifications/ES10/signatures.xml
index a26a6e6d..fc7ce0e3 100644
--- a/Source/Bind/Specifications/ES10/signatures.xml
+++ b/Source/Bind/Specifications/ES10/signatures.xml
@@ -320,190 +320,190 @@
   </enum>
   <function name="ActiveTexture" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="texture" />
+    <param type="GLenum" name="texture" flow="in" />
   </function>
   <function name="AlphaFunc" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="func" />
-    <param type="GLclampf" name="ref" />
+    <param type="GLenum" name="func" flow="in" />
+    <param type="GLclampf" name="ref" flow="in" />
   </function>
   <function name="AlphaFuncx" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="func" />
-    <param type="GLclampx" name="ref" />
+    <param type="GLenum" name="func" flow="in" />
+    <param type="GLclampx" name="ref" flow="in" />
   </function>
   <function name="BindTexture" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLuint" name="texture" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLuint" name="texture" flow="in" />
   </function>
   <function name="BlendFunc" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="sfactor" />
-    <param type="GLenum" name="dfactor" />
+    <param type="GLenum" name="sfactor" flow="in" />
+    <param type="GLenum" name="dfactor" flow="in" />
   </function>
   <function name="Clear" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLbitfield" name="mask" />
+    <param type="GLbitfield" name="mask" flow="in" />
   </function>
   <function name="ClearColor" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLclampf" name="red" />
-    <param type="GLclampf" name="green" />
-    <param type="GLclampf" name="blue" />
-    <param type="GLclampf" name="alpha" />
+    <param type="GLclampf" name="red" flow="in" />
+    <param type="GLclampf" name="green" flow="in" />
+    <param type="GLclampf" name="blue" flow="in" />
+    <param type="GLclampf" name="alpha" flow="in" />
   </function>
   <function name="ClearColorx" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLclampx" name="red" />
-    <param type="GLclampx" name="green" />
-    <param type="GLclampx" name="blue" />
-    <param type="GLclampx" name="alpha" />
+    <param type="GLclampx" name="red" flow="in" />
+    <param type="GLclampx" name="green" flow="in" />
+    <param type="GLclampx" name="blue" flow="in" />
+    <param type="GLclampx" name="alpha" flow="in" />
   </function>
   <function name="ClearDepthf" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLclampf" name="depth" />
+    <param type="GLclampf" name="depth" flow="in" />
   </function>
   <function name="ClearDepthx" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLclampx" name="depth" />
+    <param type="GLclampx" name="depth" flow="in" />
   </function>
   <function name="ClearStencil" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLint" name="s" />
+    <param type="GLint" name="s" flow="in" />
   </function>
   <function name="ClientActiveTexture" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="texture" />
+    <param type="GLenum" name="texture" flow="in" />
   </function>
   <function name="Color4f" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfloat" name="red" />
-    <param type="GLfloat" name="green" />
-    <param type="GLfloat" name="blue" />
-    <param type="GLfloat" name="alpha" />
+    <param type="GLfloat" name="red" flow="in" />
+    <param type="GLfloat" name="green" flow="in" />
+    <param type="GLfloat" name="blue" flow="in" />
+    <param type="GLfloat" name="alpha" flow="in" />
   </function>
   <function name="Color4x" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfixed" name="red" />
-    <param type="GLfixed" name="green" />
-    <param type="GLfixed" name="blue" />
-    <param type="GLfixed" name="alpha" />
+    <param type="GLfixed" name="red" flow="in" />
+    <param type="GLfixed" name="green" flow="in" />
+    <param type="GLfixed" name="blue" flow="in" />
+    <param type="GLfixed" name="alpha" flow="in" />
   </function>
   <function name="ColorMask" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLboolean" name="red" />
-    <param type="GLboolean" name="green" />
-    <param type="GLboolean" name="blue" />
-    <param type="GLboolean" name="alpha" />
+    <param type="GLboolean" name="red" flow="in" />
+    <param type="GLboolean" name="green" flow="in" />
+    <param type="GLboolean" name="blue" flow="in" />
+    <param type="GLboolean" name="alpha" flow="in" />
   </function>
   <function name="ColorPointer" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLint" name="size" />
-    <param type="GLenum" name="type" />
-    <param type="GLsizei" name="stride" />
-    <param type="GLvoid*" name="pointer" />
+    <param type="GLint" name="size" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLsizei" name="stride" flow="in" />
+    <param type="GLvoid*" name="pointer" flow="in" />
   </function>
   <function name="CompressedTexImage2D" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLenum" name="internalformat" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLint" name="border" />
-    <param type="GLsizei" name="imageSize" />
-    <param type="GLvoid*" name="data" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLenum" name="internalformat" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLint" name="border" flow="in" />
+    <param type="GLsizei" name="imageSize" flow="in" />
+    <param type="GLvoid*" name="data" flow="in" />
   </function>
   <function name="CompressedTexSubImage2D" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLint" name="xoffset" />
-    <param type="GLint" name="yoffset" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLenum" name="format" />
-    <param type="GLsizei" name="imageSize" />
-    <param type="GLvoid*" name="data" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLint" name="xoffset" flow="in" />
+    <param type="GLint" name="yoffset" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLenum" name="format" flow="in" />
+    <param type="GLsizei" name="imageSize" flow="in" />
+    <param type="GLvoid*" name="data" flow="in" />
   </function>
   <function name="CopyTexImage2D" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLenum" name="internalformat" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLint" name="border" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLenum" name="internalformat" flow="in" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLint" name="border" flow="in" />
   </function>
   <function name="CopyTexSubImage2D" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLint" name="xoffset" />
-    <param type="GLint" name="yoffset" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLint" name="xoffset" flow="in" />
+    <param type="GLint" name="yoffset" flow="in" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
   </function>
   <function name="CullFace" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="mode" />
+    <param type="GLenum" name="mode" flow="in" />
   </function>
   <function name="DeleteTextures" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="textures" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="textures" flow="in" />
   </function>
   <function name="DepthFunc" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="func" />
+    <param type="GLenum" name="func" flow="in" />
   </function>
   <function name="DepthMask" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLboolean" name="flag" />
+    <param type="GLboolean" name="flag" flow="in" />
   </function>
   <function name="DepthRangef" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLclampf" name="zNear" />
-    <param type="GLclampf" name="zFar" />
+    <param type="GLclampf" name="zNear" flow="in" />
+    <param type="GLclampf" name="zFar" flow="in" />
   </function>
   <function name="DepthRangex" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLclampx" name="zNear" />
-    <param type="GLclampx" name="zFar" />
+    <param type="GLclampx" name="zNear" flow="in" />
+    <param type="GLclampx" name="zFar" flow="in" />
   </function>
   <function name="Disable" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="cap" />
+    <param type="GLenum" name="cap" flow="in" />
   </function>
   <function name="DisableClientState" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="array" />
+    <param type="GLenum" name="array" flow="in" />
   </function>
   <function name="DrawArrays" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="mode" />
-    <param type="GLint" name="first" />
-    <param type="GLsizei" name="count" />
+    <param type="GLenum" name="mode" flow="in" />
+    <param type="GLint" name="first" flow="in" />
+    <param type="GLsizei" name="count" flow="in" />
   </function>
   <function name="DrawElements" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="mode" />
-    <param type="GLsizei" name="count" />
-    <param type="GLenum" name="type" />
-    <param type="GLvoid*" name="indices" />
+    <param type="GLenum" name="mode" flow="in" />
+    <param type="GLsizei" name="count" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLvoid*" name="indices" flow="in" />
   </function>
   <function name="Enable" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="cap" />
+    <param type="GLenum" name="cap" flow="in" />
   </function>
   <function name="EnableClientState" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="array" />
+    <param type="GLenum" name="array" flow="in" />
   </function>
   <function name="Finish" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
@@ -513,245 +513,245 @@
   </function>
   <function name="Fogf" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat" name="param" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat" name="param" flow="in" />
   </function>
   <function name="Fogfv" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="Fogx" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="Fogxv" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="FrontFace" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="mode" />
+    <param type="GLenum" name="mode" flow="in" />
   </function>
   <function name="Frustumf" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfloat" name="left" />
-    <param type="GLfloat" name="right" />
-    <param type="GLfloat" name="bottom" />
-    <param type="GLfloat" name="top" />
-    <param type="GLfloat" name="zNear" />
-    <param type="GLfloat" name="zFar" />
+    <param type="GLfloat" name="left" flow="in" />
+    <param type="GLfloat" name="right" flow="in" />
+    <param type="GLfloat" name="bottom" flow="in" />
+    <param type="GLfloat" name="top" flow="in" />
+    <param type="GLfloat" name="zNear" flow="in" />
+    <param type="GLfloat" name="zFar" flow="in" />
   </function>
   <function name="Frustumx" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfixed" name="left" />
-    <param type="GLfixed" name="right" />
-    <param type="GLfixed" name="bottom" />
-    <param type="GLfixed" name="top" />
-    <param type="GLfixed" name="zNear" />
-    <param type="GLfixed" name="zFar" />
+    <param type="GLfixed" name="left" flow="in" />
+    <param type="GLfixed" name="right" flow="in" />
+    <param type="GLfixed" name="bottom" flow="in" />
+    <param type="GLfixed" name="top" flow="in" />
+    <param type="GLfixed" name="zNear" flow="in" />
+    <param type="GLfixed" name="zFar" flow="in" />
   </function>
   <function name="GenTextures" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="textures" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="textures" flow="in" />
   </function>
   <function name="GetError" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="GLenum" />
   </function>
   <function name="GetIntegerv" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="GetString" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="GLubyte*" />
-    <param type="GLenum" name="name" />
+    <param type="GLenum" name="name" flow="in" />
   </function>
   <function name="Hint" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="mode" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="mode" flow="in" />
   </function>
   <function name="Lightf" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="light" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat" name="param" />
+    <param type="GLenum" name="light" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat" name="param" flow="in" />
   </function>
   <function name="Lightfv" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="light" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="light" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="LightModelf" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat" name="param" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat" name="param" flow="in" />
   </function>
   <function name="LightModelfv" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="LightModelx" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="LightModelxv" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="Lightx" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="light" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="light" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="Lightxv" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="light" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="light" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="LineWidth" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfloat" name="width" />
+    <param type="GLfloat" name="width" flow="in" />
   </function>
   <function name="LineWidthx" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfixed" name="width" />
+    <param type="GLfixed" name="width" flow="in" />
   </function>
   <function name="LoadIdentity" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
   </function>
   <function name="LoadMatrixf" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfloat*" name="m" />
+    <param type="GLfloat*" name="m" flow="in" />
   </function>
   <function name="LoadMatrixx" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfixed*" name="m" />
+    <param type="GLfixed*" name="m" flow="in" />
   </function>
   <function name="LogicOp" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="opcode" />
+    <param type="GLenum" name="opcode" flow="in" />
   </function>
   <function name="Materialf" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="face" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat" name="param" />
+    <param type="GLenum" name="face" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat" name="param" flow="in" />
   </function>
   <function name="Materialfv" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="face" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="face" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="Materialx" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="face" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="face" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="Materialxv" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="face" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="face" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="MatrixMode" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="mode" />
+    <param type="GLenum" name="mode" flow="in" />
   </function>
   <function name="MultiTexCoord4f" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLfloat" name="s" />
-    <param type="GLfloat" name="t" />
-    <param type="GLfloat" name="r" />
-    <param type="GLfloat" name="q" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLfloat" name="s" flow="in" />
+    <param type="GLfloat" name="t" flow="in" />
+    <param type="GLfloat" name="r" flow="in" />
+    <param type="GLfloat" name="q" flow="in" />
   </function>
   <function name="MultiTexCoord4x" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLfixed" name="s" />
-    <param type="GLfixed" name="t" />
-    <param type="GLfixed" name="r" />
-    <param type="GLfixed" name="q" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLfixed" name="s" flow="in" />
+    <param type="GLfixed" name="t" flow="in" />
+    <param type="GLfixed" name="r" flow="in" />
+    <param type="GLfixed" name="q" flow="in" />
   </function>
   <function name="MultMatrixf" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfloat*" name="m" />
+    <param type="GLfloat*" name="m" flow="in" />
   </function>
   <function name="MultMatrixx" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfixed*" name="m" />
+    <param type="GLfixed*" name="m" flow="in" />
   </function>
   <function name="Normal3f" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfloat" name="nx" />
-    <param type="GLfloat" name="ny" />
-    <param type="GLfloat" name="nz" />
+    <param type="GLfloat" name="nx" flow="in" />
+    <param type="GLfloat" name="ny" flow="in" />
+    <param type="GLfloat" name="nz" flow="in" />
   </function>
   <function name="Normal3x" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfixed" name="nx" />
-    <param type="GLfixed" name="ny" />
-    <param type="GLfixed" name="nz" />
+    <param type="GLfixed" name="nx" flow="in" />
+    <param type="GLfixed" name="ny" flow="in" />
+    <param type="GLfixed" name="nz" flow="in" />
   </function>
   <function name="NormalPointer" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="type" />
-    <param type="GLsizei" name="stride" />
-    <param type="GLvoid*" name="pointer" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLsizei" name="stride" flow="in" />
+    <param type="GLvoid*" name="pointer" flow="in" />
   </function>
   <function name="Orthof" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfloat" name="left" />
-    <param type="GLfloat" name="right" />
-    <param type="GLfloat" name="bottom" />
-    <param type="GLfloat" name="top" />
-    <param type="GLfloat" name="zNear" />
-    <param type="GLfloat" name="zFar" />
+    <param type="GLfloat" name="left" flow="in" />
+    <param type="GLfloat" name="right" flow="in" />
+    <param type="GLfloat" name="bottom" flow="in" />
+    <param type="GLfloat" name="top" flow="in" />
+    <param type="GLfloat" name="zNear" flow="in" />
+    <param type="GLfloat" name="zFar" flow="in" />
   </function>
   <function name="Orthox" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfixed" name="left" />
-    <param type="GLfixed" name="right" />
-    <param type="GLfixed" name="bottom" />
-    <param type="GLfixed" name="top" />
-    <param type="GLfixed" name="zNear" />
-    <param type="GLfixed" name="zFar" />
+    <param type="GLfixed" name="left" flow="in" />
+    <param type="GLfixed" name="right" flow="in" />
+    <param type="GLfixed" name="bottom" flow="in" />
+    <param type="GLfixed" name="top" flow="in" />
+    <param type="GLfixed" name="zNear" flow="in" />
+    <param type="GLfixed" name="zFar" flow="in" />
   </function>
   <function name="PixelStorei" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint" name="param" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint" name="param" flow="in" />
   </function>
   <function name="PointSize" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfloat" name="size" />
+    <param type="GLfloat" name="size" flow="in" />
   </function>
   <function name="PointSizex" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfixed" name="size" />
+    <param type="GLfixed" name="size" flow="in" />
   </function>
   <function name="PolygonOffset" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfloat" name="factor" />
-    <param type="GLfloat" name="units" />
+    <param type="GLfloat" name="factor" flow="in" />
+    <param type="GLfloat" name="units" flow="in" />
   </function>
   <function name="PolygonOffsetx" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfixed" name="factor" />
-    <param type="GLfixed" name="units" />
+    <param type="GLfixed" name="factor" flow="in" />
+    <param type="GLfixed" name="units" flow="in" />
   </function>
   <function name="PopMatrix" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
@@ -761,168 +761,168 @@
   </function>
   <function name="ReadPixels" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLenum" name="format" />
-    <param type="GLenum" name="type" />
-    <param type="GLvoid*" name="pixels" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLenum" name="format" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLvoid*" name="pixels" flow="in" />
   </function>
   <function name="Rotatef" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfloat" name="angle" />
-    <param type="GLfloat" name="x" />
-    <param type="GLfloat" name="y" />
-    <param type="GLfloat" name="z" />
+    <param type="GLfloat" name="angle" flow="in" />
+    <param type="GLfloat" name="x" flow="in" />
+    <param type="GLfloat" name="y" flow="in" />
+    <param type="GLfloat" name="z" flow="in" />
   </function>
   <function name="Rotatex" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfixed" name="angle" />
-    <param type="GLfixed" name="x" />
-    <param type="GLfixed" name="y" />
-    <param type="GLfixed" name="z" />
+    <param type="GLfixed" name="angle" flow="in" />
+    <param type="GLfixed" name="x" flow="in" />
+    <param type="GLfixed" name="y" flow="in" />
+    <param type="GLfixed" name="z" flow="in" />
   </function>
   <function name="SampleCoverage" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLclampf" name="value" />
-    <param type="GLboolean" name="invert" />
+    <param type="GLclampf" name="value" flow="in" />
+    <param type="GLboolean" name="invert" flow="in" />
   </function>
   <function name="SampleCoveragex" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLclampx" name="value" />
-    <param type="GLboolean" name="invert" />
+    <param type="GLclampx" name="value" flow="in" />
+    <param type="GLboolean" name="invert" flow="in" />
   </function>
   <function name="Scalef" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfloat" name="x" />
-    <param type="GLfloat" name="y" />
-    <param type="GLfloat" name="z" />
+    <param type="GLfloat" name="x" flow="in" />
+    <param type="GLfloat" name="y" flow="in" />
+    <param type="GLfloat" name="z" flow="in" />
   </function>
   <function name="Scalex" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfixed" name="x" />
-    <param type="GLfixed" name="y" />
-    <param type="GLfixed" name="z" />
+    <param type="GLfixed" name="x" flow="in" />
+    <param type="GLfixed" name="y" flow="in" />
+    <param type="GLfixed" name="z" flow="in" />
   </function>
   <function name="Scissor" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
   </function>
   <function name="ShadeModel" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="mode" />
+    <param type="GLenum" name="mode" flow="in" />
   </function>
   <function name="StencilFunc" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="func" />
-    <param type="GLint" name="ref" />
-    <param type="GLuint" name="mask" />
+    <param type="GLenum" name="func" flow="in" />
+    <param type="GLint" name="ref" flow="in" />
+    <param type="GLuint" name="mask" flow="in" />
   </function>
   <function name="StencilMask" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLuint" name="mask" />
+    <param type="GLuint" name="mask" flow="in" />
   </function>
   <function name="StencilOp" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="fail" />
-    <param type="GLenum" name="zfail" />
-    <param type="GLenum" name="zpass" />
+    <param type="GLenum" name="fail" flow="in" />
+    <param type="GLenum" name="zfail" flow="in" />
+    <param type="GLenum" name="zpass" flow="in" />
   </function>
   <function name="TexCoordPointer" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLint" name="size" />
-    <param type="GLenum" name="type" />
-    <param type="GLsizei" name="stride" />
-    <param type="GLvoid*" name="pointer" />
+    <param type="GLint" name="size" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLsizei" name="stride" flow="in" />
+    <param type="GLvoid*" name="pointer" flow="in" />
   </function>
   <function name="TexEnvf" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat" name="param" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat" name="param" flow="in" />
   </function>
   <function name="TexEnvfv" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="TexEnvx" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="TexEnvxv" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="TexImage2D" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLint" name="internalformat" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLint" name="border" />
-    <param type="GLenum" name="format" />
-    <param type="GLenum" name="type" />
-    <param type="GLvoid*" name="pixels" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLint" name="internalformat" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLint" name="border" flow="in" />
+    <param type="GLenum" name="format" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLvoid*" name="pixels" flow="in" />
   </function>
   <function name="TexParameterf" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat" name="param" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat" name="param" flow="in" />
   </function>
   <function name="TexParameterx" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="TexSubImage2D" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLint" name="xoffset" />
-    <param type="GLint" name="yoffset" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLenum" name="format" />
-    <param type="GLenum" name="type" />
-    <param type="GLvoid*" name="pixels" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLint" name="xoffset" flow="in" />
+    <param type="GLint" name="yoffset" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLenum" name="format" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLvoid*" name="pixels" flow="in" />
   </function>
   <function name="Translatef" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfloat" name="x" />
-    <param type="GLfloat" name="y" />
-    <param type="GLfloat" name="z" />
+    <param type="GLfloat" name="x" flow="in" />
+    <param type="GLfloat" name="y" flow="in" />
+    <param type="GLfloat" name="z" flow="in" />
   </function>
   <function name="Translatex" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLfixed" name="x" />
-    <param type="GLfixed" name="y" />
-    <param type="GLfixed" name="z" />
+    <param type="GLfixed" name="x" flow="in" />
+    <param type="GLfixed" name="y" flow="in" />
+    <param type="GLfixed" name="z" flow="in" />
   </function>
   <function name="VertexPointer" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLint" name="size" />
-    <param type="GLenum" name="type" />
-    <param type="GLsizei" name="stride" />
-    <param type="GLvoid*" name="pointer" />
+    <param type="GLint" name="size" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLsizei" name="stride" flow="in" />
+    <param type="GLvoid*" name="pointer" flow="in" />
   </function>
   <function name="Viewport" extension="Core" profile="" category="1.0" version="1.0">
     <returns type="void" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
   </function>
 </signatures>
\ No newline at end of file
diff --git a/Source/Bind/Specifications/ES11/signatures.xml b/Source/Bind/Specifications/ES11/signatures.xml
index c6dc504d..029d335e 100644
--- a/Source/Bind/Specifications/ES11/signatures.xml
+++ b/Source/Bind/Specifications/ES11/signatures.xml
@@ -698,241 +698,241 @@
   </enum>
   <function name="ActiveTexture" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="texture" />
+    <param type="GLenum" name="texture" flow="in" />
   </function>
   <function name="AlphaFunc" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="func" />
-    <param type="GLclampf" name="ref" />
+    <param type="GLenum" name="func" flow="in" />
+    <param type="GLclampf" name="ref" flow="in" />
   </function>
   <function name="AlphaFuncx" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="func" />
-    <param type="GLclampx" name="ref" />
+    <param type="GLenum" name="func" flow="in" />
+    <param type="GLclampx" name="ref" flow="in" />
   </function>
   <function name="BindBuffer" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLuint" name="buffer" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLuint" name="buffer" flow="in" />
   </function>
   <function name="BindTexture" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLuint" name="texture" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLuint" name="texture" flow="in" />
   </function>
   <function name="BlendFunc" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="sfactor" />
-    <param type="GLenum" name="dfactor" />
+    <param type="GLenum" name="sfactor" flow="in" />
+    <param type="GLenum" name="dfactor" flow="in" />
   </function>
   <function name="BufferData" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLsizeiptr" name="size" />
-    <param type="GLvoid*" name="data" />
-    <param type="GLenum" name="usage" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLsizeiptr" name="size" flow="in" />
+    <param type="GLvoid*" name="data" flow="in" />
+    <param type="GLenum" name="usage" flow="in" />
   </function>
   <function name="BufferSubData" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLintptr" name="offset" />
-    <param type="GLsizeiptr" name="size" />
-    <param type="GLvoid*" name="data" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLintptr" name="offset" flow="in" />
+    <param type="GLsizeiptr" name="size" flow="in" />
+    <param type="GLvoid*" name="data" flow="in" />
   </function>
   <function name="Clear" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLbitfield" name="mask" />
+    <param type="GLbitfield" name="mask" flow="in" />
   </function>
   <function name="ClearColor" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLclampf" name="red" />
-    <param type="GLclampf" name="green" />
-    <param type="GLclampf" name="blue" />
-    <param type="GLclampf" name="alpha" />
+    <param type="GLclampf" name="red" flow="in" />
+    <param type="GLclampf" name="green" flow="in" />
+    <param type="GLclampf" name="blue" flow="in" />
+    <param type="GLclampf" name="alpha" flow="in" />
   </function>
   <function name="ClearColorx" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLclampx" name="red" />
-    <param type="GLclampx" name="green" />
-    <param type="GLclampx" name="blue" />
-    <param type="GLclampx" name="alpha" />
+    <param type="GLclampx" name="red" flow="in" />
+    <param type="GLclampx" name="green" flow="in" />
+    <param type="GLclampx" name="blue" flow="in" />
+    <param type="GLclampx" name="alpha" flow="in" />
   </function>
   <function name="ClearDepthf" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLclampf" name="depth" />
+    <param type="GLclampf" name="depth" flow="in" />
   </function>
   <function name="ClearDepthx" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLclampx" name="depth" />
+    <param type="GLclampx" name="depth" flow="in" />
   </function>
   <function name="ClearStencil" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLint" name="s" />
+    <param type="GLint" name="s" flow="in" />
   </function>
   <function name="ClientActiveTexture" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="texture" />
+    <param type="GLenum" name="texture" flow="in" />
   </function>
   <function name="ClipPlanef" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="plane" />
-    <param type="GLfloat*" name="equation" />
+    <param type="GLenum" name="plane" flow="in" />
+    <param type="GLfloat*" name="equation" flow="in" />
   </function>
   <function name="ClipPlanefIMG" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="p" />
-    <param type="GLfloat*" name="eqn" />
+    <param type="GLenum" name="p" flow="in" />
+    <param type="GLfloat*" name="eqn" flow="in" />
   </function>
   <function name="ClipPlanex" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="plane" />
-    <param type="GLfixed*" name="equation" />
+    <param type="GLenum" name="plane" flow="in" />
+    <param type="GLfixed*" name="equation" flow="in" />
   </function>
   <function name="ClipPlanexIMG" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="p" />
-    <param type="GLfixed*" name="eqn" />
+    <param type="GLenum" name="p" flow="in" />
+    <param type="GLfixed*" name="eqn" flow="in" />
   </function>
   <function name="Color4f" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfloat" name="red" />
-    <param type="GLfloat" name="green" />
-    <param type="GLfloat" name="blue" />
-    <param type="GLfloat" name="alpha" />
+    <param type="GLfloat" name="red" flow="in" />
+    <param type="GLfloat" name="green" flow="in" />
+    <param type="GLfloat" name="blue" flow="in" />
+    <param type="GLfloat" name="alpha" flow="in" />
   </function>
   <function name="Color4ub" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLubyte" name="red" />
-    <param type="GLubyte" name="green" />
-    <param type="GLubyte" name="blue" />
-    <param type="GLubyte" name="alpha" />
+    <param type="GLubyte" name="red" flow="in" />
+    <param type="GLubyte" name="green" flow="in" />
+    <param type="GLubyte" name="blue" flow="in" />
+    <param type="GLubyte" name="alpha" flow="in" />
   </function>
   <function name="Color4x" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="red" />
-    <param type="GLfixed" name="green" />
-    <param type="GLfixed" name="blue" />
-    <param type="GLfixed" name="alpha" />
+    <param type="GLfixed" name="red" flow="in" />
+    <param type="GLfixed" name="green" flow="in" />
+    <param type="GLfixed" name="blue" flow="in" />
+    <param type="GLfixed" name="alpha" flow="in" />
   </function>
   <function name="ColorMask" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLboolean" name="red" />
-    <param type="GLboolean" name="green" />
-    <param type="GLboolean" name="blue" />
-    <param type="GLboolean" name="alpha" />
+    <param type="GLboolean" name="red" flow="in" />
+    <param type="GLboolean" name="green" flow="in" />
+    <param type="GLboolean" name="blue" flow="in" />
+    <param type="GLboolean" name="alpha" flow="in" />
   </function>
   <function name="ColorPointer" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLint" name="size" />
-    <param type="GLenum" name="type" />
-    <param type="GLsizei" name="stride" />
-    <param type="GLvoid*" name="pointer" />
+    <param type="GLint" name="size" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLsizei" name="stride" flow="in" />
+    <param type="GLvoid*" name="pointer" flow="in" />
   </function>
   <function name="CompressedTexImage2D" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLenum" name="internalformat" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLint" name="border" />
-    <param type="GLsizei" name="imageSize" />
-    <param type="GLvoid*" name="data" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLenum" name="internalformat" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLint" name="border" flow="in" />
+    <param type="GLsizei" name="imageSize" flow="in" />
+    <param type="GLvoid*" name="data" flow="in" />
   </function>
   <function name="CompressedTexSubImage2D" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLint" name="xoffset" />
-    <param type="GLint" name="yoffset" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLenum" name="format" />
-    <param type="GLsizei" name="imageSize" />
-    <param type="GLvoid*" name="data" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLint" name="xoffset" flow="in" />
+    <param type="GLint" name="yoffset" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLenum" name="format" flow="in" />
+    <param type="GLsizei" name="imageSize" flow="in" />
+    <param type="GLvoid*" name="data" flow="in" />
   </function>
   <function name="CopyTexImage2D" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLenum" name="internalformat" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLint" name="border" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLenum" name="internalformat" flow="in" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLint" name="border" flow="in" />
   </function>
   <function name="CopyTexSubImage2D" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLint" name="xoffset" />
-    <param type="GLint" name="yoffset" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLint" name="xoffset" flow="in" />
+    <param type="GLint" name="yoffset" flow="in" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
   </function>
   <function name="CullFace" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="mode" />
+    <param type="GLenum" name="mode" flow="in" />
   </function>
   <function name="DeleteBuffers" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="buffers" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="buffers" flow="in" />
   </function>
   <function name="DeleteTextures" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="textures" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="textures" flow="in" />
   </function>
   <function name="DepthFunc" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="func" />
+    <param type="GLenum" name="func" flow="in" />
   </function>
   <function name="DepthMask" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLboolean" name="flag" />
+    <param type="GLboolean" name="flag" flow="in" />
   </function>
   <function name="DepthRangef" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLclampf" name="zNear" />
-    <param type="GLclampf" name="zFar" />
+    <param type="GLclampf" name="zNear" flow="in" />
+    <param type="GLclampf" name="zFar" flow="in" />
   </function>
   <function name="DepthRangex" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLclampx" name="zNear" />
-    <param type="GLclampx" name="zFar" />
+    <param type="GLclampx" name="zNear" flow="in" />
+    <param type="GLclampx" name="zFar" flow="in" />
   </function>
   <function name="Disable" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="cap" />
+    <param type="GLenum" name="cap" flow="in" />
   </function>
   <function name="DisableClientState" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="array" />
+    <param type="GLenum" name="array" flow="in" />
   </function>
   <function name="DrawArrays" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="mode" />
-    <param type="GLint" name="first" />
-    <param type="GLsizei" name="count" />
+    <param type="GLenum" name="mode" flow="in" />
+    <param type="GLint" name="first" flow="in" />
+    <param type="GLsizei" name="count" flow="in" />
   </function>
   <function name="DrawElements" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="mode" />
-    <param type="GLsizei" name="count" />
-    <param type="GLenum" name="type" />
-    <param type="GLvoid*" name="indices" />
+    <param type="GLenum" name="mode" flow="in" />
+    <param type="GLsizei" name="count" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLvoid*" name="indices" flow="in" />
   </function>
   <function name="Enable" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="cap" />
+    <param type="GLenum" name="cap" flow="in" />
   </function>
   <function name="EnableClientState" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="array" />
+    <param type="GLenum" name="array" flow="in" />
   </function>
   <function name="Finish" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
@@ -942,378 +942,378 @@
   </function>
   <function name="Fogf" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat" name="param" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat" name="param" flow="in" />
   </function>
   <function name="Fogfv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="Fogx" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="Fogxv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="FrontFace" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="mode" />
+    <param type="GLenum" name="mode" flow="in" />
   </function>
   <function name="Frustumf" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfloat" name="left" />
-    <param type="GLfloat" name="right" />
-    <param type="GLfloat" name="bottom" />
-    <param type="GLfloat" name="top" />
-    <param type="GLfloat" name="zNear" />
-    <param type="GLfloat" name="zFar" />
+    <param type="GLfloat" name="left" flow="in" />
+    <param type="GLfloat" name="right" flow="in" />
+    <param type="GLfloat" name="bottom" flow="in" />
+    <param type="GLfloat" name="top" flow="in" />
+    <param type="GLfloat" name="zNear" flow="in" />
+    <param type="GLfloat" name="zFar" flow="in" />
   </function>
   <function name="Frustumx" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="left" />
-    <param type="GLfixed" name="right" />
-    <param type="GLfixed" name="bottom" />
-    <param type="GLfixed" name="top" />
-    <param type="GLfixed" name="zNear" />
-    <param type="GLfixed" name="zFar" />
+    <param type="GLfixed" name="left" flow="in" />
+    <param type="GLfixed" name="right" flow="in" />
+    <param type="GLfixed" name="bottom" flow="in" />
+    <param type="GLfixed" name="top" flow="in" />
+    <param type="GLfixed" name="zNear" flow="in" />
+    <param type="GLfixed" name="zFar" flow="in" />
   </function>
   <function name="GenBuffers" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="buffers" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="buffers" flow="in" />
   </function>
   <function name="GenTextures" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="textures" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="textures" flow="in" />
   </function>
   <function name="GetBooleanv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLboolean*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLboolean*" name="params" flow="in" />
   </function>
   <function name="GetBufferParameteriv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="GetClipPlanef" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="eqn" count="4" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="eqn" count="4" flow="in" />
   </function>
   <function name="GetClipPlanex" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="eqn" count="4" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="eqn" count="4" flow="in" />
   </function>
   <function name="GetError" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="GLenum" />
   </function>
   <function name="GetFixedv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="GetFloatv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="GetIntegerv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="GetLightfv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="light" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="light" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="GetLightxv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="light" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="light" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="GetMaterialfv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="face" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="face" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="GetMaterialxv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="face" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="face" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="GetPointerv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="void**" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="void**" name="params" flow="in" />
   </function>
   <function name="GetString" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="GLubyte*" />
-    <param type="GLenum" name="name" />
+    <param type="GLenum" name="name" flow="in" />
   </function>
   <function name="GetTexEnvfv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="env" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="env" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="GetTexEnviv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="env" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLenum" name="env" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="GetTexEnvxv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="env" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="env" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="GetTexParameterfv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="GetTexParameteriv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="GetTexParameterxv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="Hint" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="mode" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="mode" flow="in" />
   </function>
   <function name="IsBuffer" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="GLboolean" />
-    <param type="GLuint" name="buffer" />
+    <param type="GLuint" name="buffer" flow="in" />
   </function>
   <function name="IsEnabled" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="GLboolean" />
-    <param type="GLenum" name="cap" />
+    <param type="GLenum" name="cap" flow="in" />
   </function>
   <function name="IsTexture" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="GLboolean" />
-    <param type="GLuint" name="texture" />
+    <param type="GLuint" name="texture" flow="in" />
   </function>
   <function name="Lightf" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="light" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat" name="param" />
+    <param type="GLenum" name="light" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat" name="param" flow="in" />
   </function>
   <function name="Lightfv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="light" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="light" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="LightModelf" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat" name="param" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat" name="param" flow="in" />
   </function>
   <function name="LightModelfv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="LightModelx" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="LightModelxv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="Lightx" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="light" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="light" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="Lightxv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="light" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="light" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="LineWidth" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfloat" name="width" />
+    <param type="GLfloat" name="width" flow="in" />
   </function>
   <function name="LineWidthx" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="width" />
+    <param type="GLfixed" name="width" flow="in" />
   </function>
   <function name="LoadIdentity" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
   </function>
   <function name="LoadMatrixf" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfloat*" name="m" />
+    <param type="GLfloat*" name="m" flow="in" />
   </function>
   <function name="LoadMatrixx" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed*" name="m" />
+    <param type="GLfixed*" name="m" flow="in" />
   </function>
   <function name="LogicOp" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="opcode" />
+    <param type="GLenum" name="opcode" flow="in" />
   </function>
   <function name="Materialf" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="face" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat" name="param" />
+    <param type="GLenum" name="face" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat" name="param" flow="in" />
   </function>
   <function name="Materialfv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="face" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="face" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="Materialx" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="face" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="face" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="Materialxv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="face" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="face" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="MatrixMode" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="mode" />
+    <param type="GLenum" name="mode" flow="in" />
   </function>
   <function name="MultiTexCoord4f" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLfloat" name="s" />
-    <param type="GLfloat" name="t" />
-    <param type="GLfloat" name="r" />
-    <param type="GLfloat" name="q" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLfloat" name="s" flow="in" />
+    <param type="GLfloat" name="t" flow="in" />
+    <param type="GLfloat" name="r" flow="in" />
+    <param type="GLfloat" name="q" flow="in" />
   </function>
   <function name="MultiTexCoord4x" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLfixed" name="s" />
-    <param type="GLfixed" name="t" />
-    <param type="GLfixed" name="r" />
-    <param type="GLfixed" name="q" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLfixed" name="s" flow="in" />
+    <param type="GLfixed" name="t" flow="in" />
+    <param type="GLfixed" name="r" flow="in" />
+    <param type="GLfixed" name="q" flow="in" />
   </function>
   <function name="MultMatrixf" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfloat*" name="m" />
+    <param type="GLfloat*" name="m" flow="in" />
   </function>
   <function name="MultMatrixx" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed*" name="m" />
+    <param type="GLfixed*" name="m" flow="in" />
   </function>
   <function name="Normal3f" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfloat" name="nx" />
-    <param type="GLfloat" name="ny" />
-    <param type="GLfloat" name="nz" />
+    <param type="GLfloat" name="nx" flow="in" />
+    <param type="GLfloat" name="ny" flow="in" />
+    <param type="GLfloat" name="nz" flow="in" />
   </function>
   <function name="Normal3x" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="nx" />
-    <param type="GLfixed" name="ny" />
-    <param type="GLfixed" name="nz" />
+    <param type="GLfixed" name="nx" flow="in" />
+    <param type="GLfixed" name="ny" flow="in" />
+    <param type="GLfixed" name="nz" flow="in" />
   </function>
   <function name="NormalPointer" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="type" />
-    <param type="GLsizei" name="stride" />
-    <param type="GLvoid*" name="pointer" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLsizei" name="stride" flow="in" />
+    <param type="GLvoid*" name="pointer" flow="in" />
   </function>
   <function name="Orthof" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfloat" name="left" />
-    <param type="GLfloat" name="right" />
-    <param type="GLfloat" name="bottom" />
-    <param type="GLfloat" name="top" />
-    <param type="GLfloat" name="zNear" />
-    <param type="GLfloat" name="zFar" />
+    <param type="GLfloat" name="left" flow="in" />
+    <param type="GLfloat" name="right" flow="in" />
+    <param type="GLfloat" name="bottom" flow="in" />
+    <param type="GLfloat" name="top" flow="in" />
+    <param type="GLfloat" name="zNear" flow="in" />
+    <param type="GLfloat" name="zFar" flow="in" />
   </function>
   <function name="Orthox" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="left" />
-    <param type="GLfixed" name="right" />
-    <param type="GLfixed" name="bottom" />
-    <param type="GLfixed" name="top" />
-    <param type="GLfixed" name="zNear" />
-    <param type="GLfixed" name="zFar" />
+    <param type="GLfixed" name="left" flow="in" />
+    <param type="GLfixed" name="right" flow="in" />
+    <param type="GLfixed" name="bottom" flow="in" />
+    <param type="GLfixed" name="top" flow="in" />
+    <param type="GLfixed" name="zNear" flow="in" />
+    <param type="GLfixed" name="zFar" flow="in" />
   </function>
   <function name="PixelStorei" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint" name="param" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint" name="param" flow="in" />
   </function>
   <function name="PointParameterf" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat" name="param" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat" name="param" flow="in" />
   </function>
   <function name="PointParameterfv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="PointParameterx" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="PointParameterxv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="PointSize" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfloat" name="size" />
+    <param type="GLfloat" name="size" flow="in" />
   </function>
   <function name="PointSizex" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="size" />
+    <param type="GLfixed" name="size" flow="in" />
   </function>
   <function name="PolygonOffset" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfloat" name="factor" />
-    <param type="GLfloat" name="units" />
+    <param type="GLfloat" name="factor" flow="in" />
+    <param type="GLfloat" name="units" flow="in" />
   </function>
   <function name="PolygonOffsetx" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="factor" />
-    <param type="GLfixed" name="units" />
+    <param type="GLfixed" name="factor" flow="in" />
+    <param type="GLfixed" name="units" flow="in" />
   </function>
   <function name="PopMatrix" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
@@ -1323,774 +1323,773 @@
   </function>
   <function name="ReadPixels" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLenum" name="format" />
-    <param type="GLenum" name="type" />
-    <param type="GLvoid*" name="pixels" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLenum" name="format" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLvoid*" name="pixels" flow="in" />
   </function>
   <function name="Rotatef" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfloat" name="angle" />
-    <param type="GLfloat" name="x" />
-    <param type="GLfloat" name="y" />
-    <param type="GLfloat" name="z" />
+    <param type="GLfloat" name="angle" flow="in" />
+    <param type="GLfloat" name="x" flow="in" />
+    <param type="GLfloat" name="y" flow="in" />
+    <param type="GLfloat" name="z" flow="in" />
   </function>
   <function name="Rotatex" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="angle" />
-    <param type="GLfixed" name="x" />
-    <param type="GLfixed" name="y" />
-    <param type="GLfixed" name="z" />
+    <param type="GLfixed" name="angle" flow="in" />
+    <param type="GLfixed" name="x" flow="in" />
+    <param type="GLfixed" name="y" flow="in" />
+    <param type="GLfixed" name="z" flow="in" />
   </function>
   <function name="SampleCoverage" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLclampf" name="value" />
-    <param type="GLboolean" name="invert" />
+    <param type="GLclampf" name="value" flow="in" />
+    <param type="GLboolean" name="invert" flow="in" />
   </function>
   <function name="SampleCoveragex" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLclampx" name="value" />
-    <param type="GLboolean" name="invert" />
+    <param type="GLclampx" name="value" flow="in" />
+    <param type="GLboolean" name="invert" flow="in" />
   </function>
   <function name="Scalef" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfloat" name="x" />
-    <param type="GLfloat" name="y" />
-    <param type="GLfloat" name="z" />
+    <param type="GLfloat" name="x" flow="in" />
+    <param type="GLfloat" name="y" flow="in" />
+    <param type="GLfloat" name="z" flow="in" />
   </function>
   <function name="Scalex" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="x" />
-    <param type="GLfixed" name="y" />
-    <param type="GLfixed" name="z" />
+    <param type="GLfixed" name="x" flow="in" />
+    <param type="GLfixed" name="y" flow="in" />
+    <param type="GLfixed" name="z" flow="in" />
   </function>
   <function name="Scissor" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
   </function>
   <function name="ShadeModel" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="mode" />
+    <param type="GLenum" name="mode" flow="in" />
   </function>
   <function name="StencilFunc" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="func" />
-    <param type="GLint" name="ref" />
-    <param type="GLuint" name="mask" />
+    <param type="GLenum" name="func" flow="in" />
+    <param type="GLint" name="ref" flow="in" />
+    <param type="GLuint" name="mask" flow="in" />
   </function>
   <function name="StencilMask" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLuint" name="mask" />
+    <param type="GLuint" name="mask" flow="in" />
   </function>
   <function name="StencilOp" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="fail" />
-    <param type="GLenum" name="zfail" />
-    <param type="GLenum" name="zpass" />
+    <param type="GLenum" name="fail" flow="in" />
+    <param type="GLenum" name="zfail" flow="in" />
+    <param type="GLenum" name="zpass" flow="in" />
   </function>
   <function name="TexCoordPointer" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLint" name="size" />
-    <param type="GLenum" name="type" />
-    <param type="GLsizei" name="stride" />
-    <param type="GLvoid*" name="pointer" />
+    <param type="GLint" name="size" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLsizei" name="stride" flow="in" />
+    <param type="GLvoid*" name="pointer" flow="in" />
   </function>
   <function name="TexEnvf" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat" name="param" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat" name="param" flow="in" />
   </function>
   <function name="TexEnvfv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="TexEnvi" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint" name="param" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint" name="param" flow="in" />
   </function>
   <function name="TexEnviv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="TexEnvx" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="TexEnvxv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="TexImage2D" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLint" name="internalformat" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLint" name="border" />
-    <param type="GLenum" name="format" />
-    <param type="GLenum" name="type" />
-    <param type="GLvoid*" name="pixels" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLint" name="internalformat" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLint" name="border" flow="in" />
+    <param type="GLenum" name="format" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLvoid*" name="pixels" flow="in" />
   </function>
   <function name="TexParameterf" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat" name="param" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat" name="param" flow="in" />
   </function>
   <function name="TexParameterfv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="TexParameteri" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint" name="param" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint" name="param" flow="in" />
   </function>
   <function name="TexParameteriv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="TexParameterx" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="TexParameterxv" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="TexSubImage2D" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLint" name="xoffset" />
-    <param type="GLint" name="yoffset" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLenum" name="format" />
-    <param type="GLenum" name="type" />
-    <param type="GLvoid*" name="pixels" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLint" name="xoffset" flow="in" />
+    <param type="GLint" name="yoffset" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLenum" name="format" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLvoid*" name="pixels" flow="in" />
   </function>
   <function name="Translatef" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfloat" name="x" />
-    <param type="GLfloat" name="y" />
-    <param type="GLfloat" name="z" />
+    <param type="GLfloat" name="x" flow="in" />
+    <param type="GLfloat" name="y" flow="in" />
+    <param type="GLfloat" name="z" flow="in" />
   </function>
   <function name="Translatex" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="x" />
-    <param type="GLfixed" name="y" />
-    <param type="GLfixed" name="z" />
+    <param type="GLfixed" name="x" flow="in" />
+    <param type="GLfixed" name="y" flow="in" />
+    <param type="GLfixed" name="z" flow="in" />
   </function>
   <function name="VertexPointer" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLint" name="size" />
-    <param type="GLenum" name="type" />
-    <param type="GLsizei" name="stride" />
-    <param type="GLvoid*" name="pointer" />
+    <param type="GLint" name="size" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLsizei" name="stride" flow="in" />
+    <param type="GLvoid*" name="pointer" flow="in" />
   </function>
   <function name="Viewport" extension="Core" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
   </function>
   <function name="DeleteFencesNV" extension="NV" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="fences" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="fences" flow="in" />
   </function>
   <function name="FinishFenceNV" extension="NV" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLuint" name="fence" />
+    <param type="GLuint" name="fence" flow="in" />
   </function>
   <function name="GenFencesNV" extension="NV" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="fences" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="fences" flow="in" />
   </function>
   <function name="GetFenceivNV" extension="NV" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLuint" name="fence" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLuint" name="fence" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="IsFenceNV" extension="NV" profile="" category="1.1" version="1.1">
     <returns type="GLboolean" />
-    <param type="GLuint" name="fence" />
+    <param type="GLuint" name="fence" flow="in" />
   </function>
   <function name="SetFenceNV" extension="NV" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLuint" name="fence" />
-    <param type="GLenum" name="condition" />
+    <param type="GLuint" name="fence" flow="in" />
+    <param type="GLenum" name="condition" flow="in" />
   </function>
   <function name="TestFenceNV" extension="NV" profile="" category="1.1" version="1.1">
     <returns type="GLboolean" />
-    <param type="GLuint" name="fence" />
+    <param type="GLuint" name="fence" flow="in" />
   </function>
   <function name="AlphaFuncxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="func" />
-    <param type="GLclampx" name="ref" />
+    <param type="GLenum" name="func" flow="in" />
+    <param type="GLclampx" name="ref" flow="in" />
   </function>
   <function name="BindFramebufferOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLuint" name="framebuffer" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLuint" name="framebuffer" flow="in" />
   </function>
   <function name="BindRenderbufferOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLuint" name="renderbuffer" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLuint" name="renderbuffer" flow="in" />
   </function>
   <function name="BlendEquationOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="mode" />
+    <param type="GLenum" name="mode" flow="in" />
   </function>
   <function name="BlendEquationSeparateOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="modeRGB" />
-    <param type="GLenum" name="modeAlpha" />
+    <param type="GLenum" name="modeRGB" flow="in" />
+    <param type="GLenum" name="modeAlpha" flow="in" />
   </function>
   <function name="BlendFuncSeparateOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="srcRGB" />
-    <param type="GLenum" name="dstRGB" />
-    <param type="GLenum" name="srcAlpha" />
-    <param type="GLenum" name="dstAlpha" />
+    <param type="GLenum" name="srcRGB" flow="in" />
+    <param type="GLenum" name="dstRGB" flow="in" />
+    <param type="GLenum" name="srcAlpha" flow="in" />
+    <param type="GLenum" name="dstAlpha" flow="in" />
   </function>
   <function name="CheckFramebufferStatusOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="GLenum" />
-    <param type="GLenum" name="target" />
+    <param type="GLenum" name="target" flow="in" />
   </function>
   <function name="ClearColorxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLclampx" name="red" />
-    <param type="GLclampx" name="green" />
-    <param type="GLclampx" name="blue" />
-    <param type="GLclampx" name="alpha" />
+    <param type="GLclampx" name="red" flow="in" />
+    <param type="GLclampx" name="green" flow="in" />
+    <param type="GLclampx" name="blue" flow="in" />
+    <param type="GLclampx" name="alpha" flow="in" />
   </function>
   <function name="ClearDepthfOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLclampf" name="depth" />
+    <param type="GLclampf" name="depth" flow="in" />
   </function>
   <function name="ClearDepthxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLclampx" name="depth" />
+    <param type="GLclampx" name="depth" flow="in" />
   </function>
   <function name="ClipPlanefOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="plane" />
-    <param type="GLfloat*" name="equation" />
+    <param type="GLenum" name="plane" flow="in" />
+    <param type="GLfloat*" name="equation" flow="in" />
   </function>
   <function name="ClipPlanexOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="plane" />
-    <param type="GLfixed*" name="equation" />
+    <param type="GLenum" name="plane" flow="in" />
+    <param type="GLfixed*" name="equation" flow="in" />
   </function>
   <function name="Color4xOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="red" />
-    <param type="GLfixed" name="green" />
-    <param type="GLfixed" name="blue" />
-    <param type="GLfixed" name="alpha" />
+    <param type="GLfixed" name="red" flow="in" />
+    <param type="GLfixed" name="green" flow="in" />
+    <param type="GLfixed" name="blue" flow="in" />
+    <param type="GLfixed" name="alpha" flow="in" />
   </function>
   <function name="CurrentPaletteMatrixOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLuint" name="matrixpaletteindex" />
+    <param type="GLuint" name="matrixpaletteindex" flow="in" />
   </function>
   <function name="DeleteFramebuffersOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="framebuffers" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="framebuffers" flow="in" />
   </function>
   <function name="DeleteRenderbuffersOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="renderbuffers" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="renderbuffers" flow="in" />
   </function>
   <function name="DepthRangefOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLclampf" name="zNear" />
-    <param type="GLclampf" name="zFar" />
+    <param type="GLclampf" name="zNear" flow="in" />
+    <param type="GLclampf" name="zFar" flow="in" />
   </function>
   <function name="DepthRangexOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLclampx" name="zNear" />
-    <param type="GLclampx" name="zFar" />
+    <param type="GLclampx" name="zNear" flow="in" />
+    <param type="GLclampx" name="zFar" flow="in" />
   </function>
   <function name="DrawTexfOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfloat" name="x" />
-    <param type="GLfloat" name="y" />
-    <param type="GLfloat" name="z" />
-    <param type="GLfloat" name="width" />
-    <param type="GLfloat" name="height" />
+    <param type="GLfloat" name="x" flow="in" />
+    <param type="GLfloat" name="y" flow="in" />
+    <param type="GLfloat" name="z" flow="in" />
+    <param type="GLfloat" name="width" flow="in" />
+    <param type="GLfloat" name="height" flow="in" />
   </function>
   <function name="DrawTexfvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfloat*" name="coords" />
+    <param type="GLfloat*" name="coords" flow="in" />
   </function>
   <function name="DrawTexiOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLint" name="z" />
-    <param type="GLint" name="width" />
-    <param type="GLint" name="height" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLint" name="z" flow="in" />
+    <param type="GLint" name="width" flow="in" />
+    <param type="GLint" name="height" flow="in" />
   </function>
   <function name="DrawTexivOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLint*" name="coords" />
+    <param type="GLint*" name="coords" flow="in" />
   </function>
   <function name="DrawTexsOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLshort" name="x" />
-    <param type="GLshort" name="y" />
-    <param type="GLshort" name="z" />
-    <param type="GLshort" name="width" />
-    <param type="GLshort" name="height" />
+    <param type="GLshort" name="x" flow="in" />
+    <param type="GLshort" name="y" flow="in" />
+    <param type="GLshort" name="z" flow="in" />
+    <param type="GLshort" name="width" flow="in" />
+    <param type="GLshort" name="height" flow="in" />
   </function>
   <function name="DrawTexsvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLshort*" name="coords" />
+    <param type="GLshort*" name="coords" flow="in" />
   </function>
   <function name="DrawTexxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="x" />
-    <param type="GLfixed" name="y" />
-    <param type="GLfixed" name="z" />
-    <param type="GLfixed" name="width" />
-    <param type="GLfixed" name="height" />
+    <param type="GLfixed" name="x" flow="in" />
+    <param type="GLfixed" name="y" flow="in" />
+    <param type="GLfixed" name="z" flow="in" />
+    <param type="GLfixed" name="width" flow="in" />
+    <param type="GLfixed" name="height" flow="in" />
   </function>
   <function name="DrawTexxvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed*" name="coords" />
+    <param type="GLfixed*" name="coords" flow="in" />
   </function>
   <function name="EGLImageTargetRenderbufferStorageOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLeglImageOES" name="image" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLeglImageOES" name="image" flow="in" />
   </function>
   <function name="EGLImageTargetTexture2DOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLeglImageOES" name="image" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLeglImageOES" name="image" flow="in" />
   </function>
   <function name="FogxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="FogxvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="FramebufferRenderbufferOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="attachment" />
-    <param type="GLenum" name="renderbuffertarget" />
-    <param type="GLuint" name="renderbuffer" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="attachment" flow="in" />
+    <param type="GLenum" name="renderbuffertarget" flow="in" />
+    <param type="GLuint" name="renderbuffer" flow="in" />
   </function>
   <function name="FramebufferTexture2DOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="attachment" />
-    <param type="GLenum" name="textarget" />
-    <param type="GLuint" name="texture" />
-    <param type="GLint" name="level" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="attachment" flow="in" />
+    <param type="GLenum" name="textarget" flow="in" />
+    <param type="GLuint" name="texture" flow="in" />
+    <param type="GLint" name="level" flow="in" />
   </function>
   <function name="FrustumfOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfloat" name="left" />
-    <param type="GLfloat" name="right" />
-    <param type="GLfloat" name="bottom" />
-    <param type="GLfloat" name="top" />
-    <param type="GLfloat" name="zNear" />
-    <param type="GLfloat" name="zFar" />
+    <param type="GLfloat" name="left" flow="in" />
+    <param type="GLfloat" name="right" flow="in" />
+    <param type="GLfloat" name="bottom" flow="in" />
+    <param type="GLfloat" name="top" flow="in" />
+    <param type="GLfloat" name="zNear" flow="in" />
+    <param type="GLfloat" name="zFar" flow="in" />
   </function>
   <function name="FrustumxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="left" />
-    <param type="GLfixed" name="right" />
-    <param type="GLfixed" name="bottom" />
-    <param type="GLfixed" name="top" />
-    <param type="GLfixed" name="zNear" />
-    <param type="GLfixed" name="zFar" />
+    <param type="GLfixed" name="left" flow="in" />
+    <param type="GLfixed" name="right" flow="in" />
+    <param type="GLfixed" name="bottom" flow="in" />
+    <param type="GLfixed" name="top" flow="in" />
+    <param type="GLfixed" name="zNear" flow="in" />
+    <param type="GLfixed" name="zFar" flow="in" />
   </function>
   <function name="GenerateMipmapOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
+    <param type="GLenum" name="target" flow="in" />
   </function>
   <function name="GenFramebuffersOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="framebuffers" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="framebuffers" flow="in" />
   </function>
   <function name="GenRenderbuffersOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="renderbuffers" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="renderbuffers" flow="in" />
   </function>
   <function name="GetBufferPointervOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="void**" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="void**" name="params" flow="in" />
   </function>
   <function name="GetClipPlanefOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="eqn" count="4" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="eqn" count="4" flow="in" />
   </function>
   <function name="GetClipPlanexOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="eqn" count="4" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="eqn" count="4" flow="in" />
   </function>
   <function name="GetFixedvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="GetFramebufferAttachmentParameterivOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="attachment" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="attachment" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="GetLightxvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="light" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="light" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="GetMaterialxvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="face" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="face" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="GetRenderbufferParameterivOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="GetTexEnvxvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="env" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="env" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="GetTexGenfvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="coord" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="coord" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="GetTexGenivOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="coord" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLenum" name="coord" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="GetTexGenxvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="coord" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="coord" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="GetTexParameterxvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="IsFramebufferOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="GLboolean" />
-    <param type="GLuint" name="framebuffer" />
+    <param type="GLuint" name="framebuffer" flow="in" />
   </function>
   <function name="IsRenderbufferOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="GLboolean" />
-    <param type="GLuint" name="renderbuffer" />
+    <param type="GLuint" name="renderbuffer" flow="in" />
   </function>
   <function name="LightModelxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="LightModelxvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="LightxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="light" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="light" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="LightxvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="light" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="light" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="LineWidthxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="width" />
+    <param type="GLfixed" name="width" flow="in" />
   </function>
   <function name="LoadMatrixxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed*" name="m" />
+    <param type="GLfixed*" name="m" flow="in" />
   </function>
   <function name="LoadPaletteFromModelViewMatrixOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
   </function>
   <function name="MapBufferOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void*" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="access" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="access" flow="in" />
   </function>
   <function name="MaterialxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="face" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="face" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="MaterialxvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="face" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="face" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="MatrixIndexPointerOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLint" name="size" />
-    <param type="GLenum" name="type" />
-    <param type="GLsizei" name="stride" />
-    <param type="GLvoid*" name="pointer" />
+    <param type="GLint" name="size" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLsizei" name="stride" flow="in" />
+    <param type="GLvoid*" name="pointer" flow="in" />
   </function>
   <function name="MultiTexCoord4xOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLfixed" name="s" />
-    <param type="GLfixed" name="t" />
-    <param type="GLfixed" name="r" />
-    <param type="GLfixed" name="q" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLfixed" name="s" flow="in" />
+    <param type="GLfixed" name="t" flow="in" />
+    <param type="GLfixed" name="r" flow="in" />
+    <param type="GLfixed" name="q" flow="in" />
   </function>
   <function name="MultMatrixxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed*" name="m" />
+    <param type="GLfixed*" name="m" flow="in" />
   </function>
   <function name="Normal3xOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="nx" />
-    <param type="GLfixed" name="ny" />
-    <param type="GLfixed" name="nz" />
+    <param type="GLfixed" name="nx" flow="in" />
+    <param type="GLfixed" name="ny" flow="in" />
+    <param type="GLfixed" name="nz" flow="in" />
   </function>
   <function name="OrthofOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfloat" name="left" />
-    <param type="GLfloat" name="right" />
-    <param type="GLfloat" name="bottom" />
-    <param type="GLfloat" name="top" />
-    <param type="GLfloat" name="zNear" />
-    <param type="GLfloat" name="zFar" />
+    <param type="GLfloat" name="left" flow="in" />
+    <param type="GLfloat" name="right" flow="in" />
+    <param type="GLfloat" name="bottom" flow="in" />
+    <param type="GLfloat" name="top" flow="in" />
+    <param type="GLfloat" name="zNear" flow="in" />
+    <param type="GLfloat" name="zFar" flow="in" />
   </function>
   <function name="OrthoxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="left" />
-    <param type="GLfixed" name="right" />
-    <param type="GLfixed" name="bottom" />
-    <param type="GLfixed" name="top" />
-    <param type="GLfixed" name="zNear" />
-    <param type="GLfixed" name="zFar" />
+    <param type="GLfixed" name="left" flow="in" />
+    <param type="GLfixed" name="right" flow="in" />
+    <param type="GLfixed" name="bottom" flow="in" />
+    <param type="GLfixed" name="top" flow="in" />
+    <param type="GLfixed" name="zNear" flow="in" />
+    <param type="GLfixed" name="zFar" flow="in" />
   </function>
   <function name="PointParameterxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="PointParameterxvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="PointSizePointerOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="type" />
-    <param type="GLsizei" name="stride" />
-    <param type="GLvoid*" name="pointer" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLsizei" name="stride" flow="in" />
+    <param type="GLvoid*" name="pointer" flow="in" />
   </function>
   <function name="PointSizexOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="size" />
+    <param type="GLfixed" name="size" flow="in" />
   </function>
   <function name="PolygonOffsetxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="factor" />
-    <param type="GLfixed" name="units" />
+    <param type="GLfixed" name="factor" flow="in" />
+    <param type="GLfixed" name="units" flow="in" />
   </function>
   <function name="QueryMatrixxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="GLbitfield" />
-    <param type="GLfixed*" name="mantissa" count="16" />
-    <param type="GLint*" name="exponent" count="16" />
+    <param type="GLfixed*" name="mantissa" count="16" flow="in" />
+    <param type="GLint*" name="exponent" count="16" flow="in" />
   </function>
   <function name="RenderbufferStorageOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="internalformat" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="internalformat" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
   </function>
   <function name="RotatexOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="angle" />
-    <param type="GLfixed" name="x" />
-    <param type="GLfixed" name="y" />
-    <param type="GLfixed" name="z" />
+    <param type="GLfixed" name="angle" flow="in" />
+    <param type="GLfixed" name="x" flow="in" />
+    <param type="GLfixed" name="y" flow="in" />
+    <param type="GLfixed" name="z" flow="in" />
   </function>
   <function name="SampleCoveragexOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLclampx" name="value" />
-    <param type="GLboolean" name="invert" />
+    <param type="GLclampx" name="value" flow="in" />
+    <param type="GLboolean" name="invert" flow="in" />
   </function>
   <function name="ScalexOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="x" />
-    <param type="GLfixed" name="y" />
-    <param type="GLfixed" name="z" />
+    <param type="GLfixed" name="x" flow="in" />
+    <param type="GLfixed" name="y" flow="in" />
+    <param type="GLfixed" name="z" flow="in" />
   </function>
   <function name="TexEnvxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="TexEnvxvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="TexGenfOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="coord" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat" name="param" />
+    <param type="GLenum" name="coord" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat" name="param" flow="in" />
   </function>
   <function name="TexGenfvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="coord" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="coord" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="TexGeniOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="coord" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint" name="param" />
+    <param type="GLenum" name="coord" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint" name="param" flow="in" />
   </function>
   <function name="TexGenivOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="coord" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLenum" name="coord" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="TexGenxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="coord" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="coord" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="TexGenxvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="coord" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="coord" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="TexParameterxOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed" name="param" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed" name="param" flow="in" />
   </function>
   <function name="TexParameterxvOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfixed*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfixed*" name="params" flow="in" />
   </function>
   <function name="TranslatexOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLfixed" name="x" />
-    <param type="GLfixed" name="y" />
-    <param type="GLfixed" name="z" />
+    <param type="GLfixed" name="x" flow="in" />
+    <param type="GLfixed" name="y" flow="in" />
+    <param type="GLfixed" name="z" flow="in" />
   </function>
   <function name="UnmapBufferOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="GLboolean" />
-    <param type="GLenum" name="target" />
+    <param type="GLenum" name="target" flow="in" />
   </function>
   <function name="WeightPointerOES" extension="OES" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLint" name="size" />
-    <param type="GLenum" name="type" />
-    <param type="GLsizei" name="stride" />
-    <param type="GLvoid*" name="pointer" />
+    <param type="GLint" name="size" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLsizei" name="stride" flow="in" />
+    <param type="GLvoid*" name="pointer" flow="in" />
   </function>
   <function name="DisableDriverControlQCOM" extension="QCOM" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLuint" name="driverControl" />
+    <param type="GLuint" name="driverControl" flow="in" />
   </function>
   <function name="EnableDriverControlQCOM" extension="QCOM" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLuint" name="driverControl" />
+    <param type="GLuint" name="driverControl" flow="in" />
   </function>
   <function name="GetDriverControlsQCOM" extension="QCOM" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLint*" name="num" />
-    <param type="GLsizei" name="size" />
-    <param type="GLuint*" name="driverControls" />
+    <param type="GLint*" name="num" flow="in" />
+    <param type="GLsizei" name="size" flow="in" />
+    <param type="GLuint*" name="driverControls" flow="in" />
   </function>
   <function name="GetDriverControlStringQCOM" extension="QCOM" profile="" category="1.1" version="1.1">
     <returns type="void" />
-    <param type="GLuint" name="driverControl" />
-    <param type="GLsizei" name="bufSize" />
-    <param type="GLsizei*" name="length" />
-    <param type="char*" name="driverControlString" />
+    <param type="GLuint" name="driverControl" flow="in" />
+    <param type="GLsizei" name="bufSize" flow="in" />
+    <param type="GLsizei*" name="length" flow="in" />
+    <param type="char*" name="driverControlString" flow="in" />
   </function>
-</signatures>
-
+</signatures>
\ No newline at end of file
diff --git a/Source/Bind/Specifications/ES20/signatures.xml b/Source/Bind/Specifications/ES20/signatures.xml
index 63043b8f..a793cb50 100644
--- a/Source/Bind/Specifications/ES20/signatures.xml
+++ b/Source/Bind/Specifications/ES20/signatures.xml
@@ -1,5 +1,30 @@
 <?xml version="1.0" encoding="utf-8" ?>
 <signatures>
+  <enum name="AMDCompressed3DCTexture">
+    <token name="3DC_X_AMD" value="0x87F9" />
+    <token name="3DC_XY_AMD" value="0x87FA" />
+    <token name="AMD_compressed_3DC_texture" value="1" />
+  </enum>
+  <enum name="AMDCompressedATCTexture">
+    <token name="AMD_compressed_ATC_texture" value="1" />
+    <token name="ATC_RGB_AMD" value="0x8C92" />
+    <token name="ATC_RGBA_EXPLICIT_ALPHA_AMD" value="0x8C93" />
+    <token name="ATC_RGBA_INTERPOLATED_ALPHA_AMD" value="0x87EE" />
+  </enum>
+  <enum name="AMDPerformanceMonitor">
+    <token name="AMD_performance_monitor" value="1" />
+    <token name="COUNTER_RANGE_AMD" value="0x8BC1" />
+    <token name="COUNTER_TYPE_AMD" value="0x8BC0" />
+    <token name="PERCENTAGE_AMD" value="0x8BC3" />
+    <token name="PERFMON_RESULT_AMD" value="0x8BC6" />
+    <token name="PERFMON_RESULT_AVAILABLE_AMD" value="0x8BC4" />
+    <token name="PERFMON_RESULT_SIZE_AMD" value="0x8BC5" />
+    <token name="UNSIGNED_INT64_AMD" value="0x8BC2" />
+  </enum>
+  <enum name="AMDProgramBinaryZ400">
+    <token name="AMD_program_binary_Z400" value="1" />
+    <token name="Z400_BINARY_AMD" value="0x8740" />
+  </enum>
   <enum name="BeginMode">
     <token name="LINE_LOOP" value="0x0002" />
     <token name="LINE_STRIP" value="0x0003" />
@@ -88,6 +113,19 @@
     <token name="NO_ERROR" value="0" />
     <token name="OUT_OF_MEMORY" value="0x0505" />
   </enum>
+  <enum name="EXTTextureFilterAnisotropic">
+    <token name="EXT_texture_filter_anisotropic" value="1" />
+    <token name="MAX_TEXTURE_MAX_ANISOTROPY_EXT" value="0x84FF" />
+    <token name="TEXTURE_MAX_ANISOTROPY_EXT" value="0x84FE" />
+  </enum>
+  <enum name="EXTTextureFormatBGRA8888">
+    <token name="BGRA" value="0x80E1" />
+    <token name="EXT_texture_format_BGRA8888" value="1" />
+  </enum>
+  <enum name="EXTTextureType2101010REV">
+    <token name="EXT_texture_type_2_10_10_10_REV" value="1" />
+    <token name="UNSIGNED_INT_2_10_10_10_REV_EXT" value="0x8368" />
+  </enum>
   <enum name="FramebufferObject">
     <token name="COLOR_ATTACHMENT0" value="0x8CE0" />
     <token name="DEPTH_ATTACHMENT" value="0x8D00" />
@@ -188,6 +226,134 @@
   <enum name="HintTarget">
     <token name="GENERATE_MIPMAP_HINT" value="0x8192" />
   </enum>
+  <enum name="IMGReadFormat">
+    <token name="BGRA" value="0x80E1" />
+    <token name="IMG_read_format" value="1" />
+    <token name="UNSIGNED_SHORT_1_5_5_5_REV" value="0x8366" />
+    <token name="UNSIGNED_SHORT_4_4_4_4_REV" value="0x8365" />
+  </enum>
+  <enum name="IMGTextureCompressionPvrtc">
+    <token name="COMPRESSED_RGB_PVRTC_2BPPV1_IMG" value="0x8C01" />
+    <token name="COMPRESSED_RGB_PVRTC_4BPPV1_IMG" value="0x8C00" />
+    <token name="COMPRESSED_RGBA_PVRTC_2BPPV1_IMG" value="0x8C03" />
+    <token name="COMPRESSED_RGBA_PVRTC_4BPPV1_IMG" value="0x8C02" />
+    <token name="IMG_texture_compression_pvrtc" value="1" />
+  </enum>
+  <enum name="NVFence">
+    <token name="ALL_COMPLETED_NV" value="0x84F2" />
+    <token name="FENCE_CONDITION_NV" value="0x84F4" />
+    <token name="FENCE_STATUS_NV" value="0x84F3" />
+    <token name="NV_fence" value="1" />
+  </enum>
+  <enum name="OESCompressedETC1RGB8Texture">
+    <token name="ETC1_RGB8_OES" value="0x8D64" />
+    <token name="OES_compressed_ETC1_RGB8_texture" value="1" />
+  </enum>
+  <enum name="OESCompressedPalettedTexture">
+    <token name="OES_compressed_paletted_texture" value="1" />
+    <token name="PALETTE4_R5_G6_B5_OES" value="0x8B92" />
+    <token name="PALETTE4_RGB5_A1_OES" value="0x8B94" />
+    <token name="PALETTE4_RGB8_OES" value="0x8B90" />
+    <token name="PALETTE4_RGBA4_OES" value="0x8B93" />
+    <token name="PALETTE4_RGBA8_OES" value="0x8B91" />
+    <token name="PALETTE8_R5_G6_B5_OES" value="0x8B97" />
+    <token name="PALETTE8_RGB5_A1_OES" value="0x8B99" />
+    <token name="PALETTE8_RGB8_OES" value="0x8B95" />
+    <token name="PALETTE8_RGBA4_OES" value="0x8B98" />
+    <token name="PALETTE8_RGBA8_OES" value="0x8B96" />
+  </enum>
+  <enum name="OESDepth24">
+    <token name="DEPTH_COMPONENT24_OES" value="0x81A6" />
+    <token name="OES_depth24" value="1" />
+  </enum>
+  <enum name="OESDepth32">
+    <token name="DEPTH_COMPONENT32_OES" value="0x81A7" />
+    <token name="OES_depth32" value="1" />
+  </enum>
+  <enum name="OESDepthTexture">
+    <token name="OES_depth_texture" value="1" />
+  </enum>
+  <enum name="OESEGLImage">
+    <token name="OES_EGL_image" value="1" />
+  </enum>
+  <enum name="OESElementIndexUint">
+    <token name="OES_element_index_uint" value="1" />
+  </enum>
+  <enum name="OESFboRenderMipmap">
+    <token name="OES_fbo_render_mipmap" value="1" />
+  </enum>
+  <enum name="OESFragmentPrecisionHigh">
+    <token name="OES_fragment_precision_high" value="1" />
+  </enum>
+  <enum name="OESGetProgramBinary">
+    <token name="NUM_PROGRAM_BINARY_FORMATS_OES" value="0x87FE" />
+    <token name="OES_get_program_binary" value="1" />
+    <token name="PROGRAM_BINARY_FORMATS_OES" value="0x87FF" />
+    <token name="PROGRAM_BINARY_LENGTH_OES" value="0x8741" />
+  </enum>
+  <enum name="OESMapbuffer">
+    <token name="BUFFER_ACCESS_OES" value="0x88BB" />
+    <token name="BUFFER_MAP_POINTER_OES" value="0x88BD" />
+    <token name="BUFFER_MAPPED_OES" value="0x88BC" />
+    <token name="OES_mapbuffer" value="1" />
+    <token name="WRITE_ONLY_OES" value="0x88B9" />
+  </enum>
+  <enum name="OESPackedDepthStencil">
+    <token name="DEPTH_STENCIL_OES" value="0x84F9" />
+    <token name="DEPTH24_STENCIL8_OES" value="0x88F0" />
+    <token name="OES_packed_depth_stencil" value="1" />
+    <token name="UNSIGNED_INT_24_8_OES" value="0x84FA" />
+  </enum>
+  <enum name="OESRgb8Rgba8">
+    <token name="OES_rgb8_rgba8" value="1" />
+    <token name="RGB8_OES" value="0x8051" />
+    <token name="RGBA8_OES" value="0x8058" />
+  </enum>
+  <enum name="OESStandardDerivatives">
+    <token name="FRAGMENT_SHADER_DERIVATIVE_HINT_OES" value="0x8B8B" />
+    <token name="OES_standard_derivatives" value="1" />
+  </enum>
+  <enum name="OESStencil1">
+    <token name="OES_stencil1" value="1" />
+    <token name="STENCIL_INDEX1_OES" value="0x8D46" />
+  </enum>
+  <enum name="OESStencil4">
+    <token name="OES_stencil4" value="1" />
+    <token name="STENCIL_INDEX4_OES" value="0x8D47" />
+  </enum>
+  <enum name="OESTexture3D">
+    <token name="FRAMEBUFFER_ATTACHMENT_TEXTURE_3D_ZOFFSET_OES" value="0x8CD4" />
+    <token name="MAX_3D_TEXTURE_SIZE_OES" value="0x8073" />
+    <token name="OES_texture_3D" value="1" />
+    <token name="SAMPLER_3D_OES" value="0x8B5F" />
+    <token name="TEXTURE_3D_OES" value="0x806F" />
+    <token name="TEXTURE_BINDING_3D_OES" value="0x806A" />
+    <token name="TEXTURE_WRAP_R_OES" value="0x8072" />
+  </enum>
+  <enum name="OESTextureFloat">
+    <token name="OES_texture_float" value="1" />
+  </enum>
+  <enum name="OESTextureFloatLinear">
+    <token name="OES_texture_float_linear" value="1" />
+  </enum>
+  <enum name="OESTextureHalfFloat">
+    <token name="HALF_FLOAT_OES" value="0x8D61" />
+    <token name="OES_texture_half_float" value="1" />
+  </enum>
+  <enum name="OESTextureHalfFloatLinear">
+    <token name="OES_texture_half_float_linear" value="1" />
+  </enum>
+  <enum name="OESTextureNpot">
+    <token name="OES_texture_npot" value="1" />
+  </enum>
+  <enum name="OESVertexHalfFloat">
+    <token name="OES_vertex_half_float" value="1" />
+  </enum>
+  <enum name="OESVertexType1010102">
+    <token name="INT_10_10_10_2_OES" value="0x8DF7" />
+    <token name="OES_vertex_type_10_10_10_2" value="1" />
+    <token name="UNSIGNED_INT_10_10_10_2_OES" value="0x8DF6" />
+  </enum>
   <enum name="OpenGLESCoreVersions">
     <token name="ES_VERSION_2_0" value="1" />
   </enum>
@@ -204,6 +370,13 @@
     <token name="UNSIGNED_SHORT_5_5_5_1" value="0x8034" />
     <token name="UNSIGNED_SHORT_5_6_5" value="0x8363" />
   </enum>
+  <enum name="QCOMDriverControl">
+    <token name="QCOM_driver_control" value="1" />
+  </enum>
+  <enum name="QCOMPerfmonGlobalMode">
+    <token name="PERFMON_GLOBAL_MODE_QCOM" value="0x8FA0" />
+    <token name="QCOM_perfmon_global_mode" value="1" />
+  </enum>
   <enum name="ReadFormat">
     <token name="IMPLEMENTATION_COLOR_READ_FORMAT" value="0x8B9B" />
     <token name="IMPLEMENTATION_COLOR_READ_TYPE" value="0x8B9A" />
@@ -378,247 +551,317 @@
     <token name="VERTEX_ATTRIB_ARRAY_STRIDE" value="0x8624" />
     <token name="VERTEX_ATTRIB_ARRAY_TYPE" value="0x8625" />
   </enum>
+  <function name="BeginPerfMonitorAMD" extension="AMD" profile="" category="2.0" version="2.0">
+    <returns type="void" />
+    <param type="GLuint" name="monitor" flow="in" />
+  </function>
+  <function name="DeletePerfMonitorsAMD" extension="AMD" profile="" category="2.0" version="2.0">
+    <returns type="void" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="monitors" flow="in" />
+  </function>
+  <function name="EndPerfMonitorAMD" extension="AMD" profile="" category="2.0" version="2.0">
+    <returns type="void" />
+    <param type="GLuint" name="monitor" flow="in" />
+  </function>
+  <function name="GenPerfMonitorsAMD" extension="AMD" profile="" category="2.0" version="2.0">
+    <returns type="void" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="monitors" flow="in" />
+  </function>
+  <function name="GetPerfMonitorCounterDataAMD" extension="AMD" profile="" category="2.0" version="2.0">
+    <returns type="void" />
+    <param type="GLuint" name="monitor" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLsizei" name="dataSize" flow="in" />
+    <param type="GLuint*" name="data" flow="in" />
+    <param type="GLint*" name="bytesWritten" flow="in" />
+  </function>
+  <function name="GetPerfMonitorCounterInfoAMD" extension="AMD" profile="" category="2.0" version="2.0">
+    <returns type="void" />
+    <param type="GLuint" name="group" flow="in" />
+    <param type="GLuint" name="counter" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="void*" name="data" flow="in" />
+  </function>
+  <function name="GetPerfMonitorCountersAMD" extension="AMD" profile="" category="2.0" version="2.0">
+    <returns type="void" />
+    <param type="GLuint" name="group" flow="in" />
+    <param type="GLint*" name="numCounters" flow="in" />
+    <param type="GLint*" name="maxActiveCounters" flow="in" />
+    <param type="GLsizei" name="counterSize" flow="in" />
+    <param type="GLuint*" name="counters" flow="in" />
+  </function>
+  <function name="GetPerfMonitorCounterStringAMD" extension="AMD" profile="" category="2.0" version="2.0">
+    <returns type="void" />
+    <param type="GLuint" name="group" flow="in" />
+    <param type="GLuint" name="counter" flow="in" />
+    <param type="GLsizei" name="bufSize" flow="in" />
+    <param type="GLsizei*" name="length" flow="in" />
+    <param type="char*" name="counterString" flow="in" />
+  </function>
+  <function name="GetPerfMonitorGroupsAMD" extension="AMD" profile="" category="2.0" version="2.0">
+    <returns type="void" />
+    <param type="GLint*" name="numGroups" flow="in" />
+    <param type="GLsizei" name="groupsSize" flow="in" />
+    <param type="GLuint*" name="groups" flow="in" />
+  </function>
+  <function name="GetPerfMonitorGroupStringAMD" extension="AMD" profile="" category="2.0" version="2.0">
+    <returns type="void" />
+    <param type="GLuint" name="group" flow="in" />
+    <param type="GLsizei" name="bufSize" flow="in" />
+    <param type="GLsizei*" name="length" flow="in" />
+    <param type="char*" name="groupString" flow="in" />
+  </function>
+  <function name="SelectPerfMonitorCountersAMD" extension="AMD" profile="" category="2.0" version="2.0">
+    <returns type="void" />
+    <param type="GLuint" name="monitor" flow="in" />
+    <param type="GLboolean" name="enable" flow="in" />
+    <param type="GLuint" name="group" flow="in" />
+    <param type="GLint" name="numCounters" flow="in" />
+    <param type="GLuint*" name="countersList" flow="in" />
+  </function>
   <function name="ActiveTexture" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="texture" />
+    <param type="GLenum" name="texture" flow="in" />
   </function>
   <function name="AttachShader" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="program" />
-    <param type="GLuint" name="shader" />
+    <param type="GLuint" name="program" flow="in" />
+    <param type="GLuint" name="shader" flow="in" />
   </function>
   <function name="BindAttribLocation" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="program" />
-    <param type="GLuint" name="index" />
-    <param type="char*" name="name" />
+    <param type="GLuint" name="program" flow="in" />
+    <param type="GLuint" name="index" flow="in" />
+    <param type="char*" name="name" flow="in" />
   </function>
   <function name="BindBuffer" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLuint" name="buffer" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLuint" name="buffer" flow="in" />
   </function>
   <function name="BindFramebuffer" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLuint" name="framebuffer" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLuint" name="framebuffer" flow="in" />
   </function>
   <function name="BindRenderbuffer" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLuint" name="renderbuffer" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLuint" name="renderbuffer" flow="in" />
   </function>
   <function name="BindTexture" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLuint" name="texture" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLuint" name="texture" flow="in" />
   </function>
   <function name="BlendColor" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLclampf" name="red" />
-    <param type="GLclampf" name="green" />
-    <param type="GLclampf" name="blue" />
-    <param type="GLclampf" name="alpha" />
+    <param type="GLclampf" name="red" flow="in" />
+    <param type="GLclampf" name="green" flow="in" />
+    <param type="GLclampf" name="blue" flow="in" />
+    <param type="GLclampf" name="alpha" flow="in" />
   </function>
   <function name="BlendEquation" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="mode" />
+    <param type="GLenum" name="mode" flow="in" />
   </function>
   <function name="BlendEquationSeparate" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="modeRGB" />
-    <param type="GLenum" name="modeAlpha" />
+    <param type="GLenum" name="modeRGB" flow="in" />
+    <param type="GLenum" name="modeAlpha" flow="in" />
   </function>
   <function name="BlendFunc" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="sfactor" />
-    <param type="GLenum" name="dfactor" />
+    <param type="GLenum" name="sfactor" flow="in" />
+    <param type="GLenum" name="dfactor" flow="in" />
   </function>
   <function name="BlendFuncSeparate" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="srcRGB" />
-    <param type="GLenum" name="dstRGB" />
-    <param type="GLenum" name="srcAlpha" />
-    <param type="GLenum" name="dstAlpha" />
+    <param type="GLenum" name="srcRGB" flow="in" />
+    <param type="GLenum" name="dstRGB" flow="in" />
+    <param type="GLenum" name="srcAlpha" flow="in" />
+    <param type="GLenum" name="dstAlpha" flow="in" />
   </function>
   <function name="BufferData" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLsizeiptr" name="size" />
-    <param type="void*" name="data" />
-    <param type="GLenum" name="usage" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLsizeiptr" name="size" flow="in" />
+    <param type="void*" name="data" flow="in" />
+    <param type="GLenum" name="usage" flow="in" />
   </function>
   <function name="BufferSubData" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLintptr" name="offset" />
-    <param type="GLsizeiptr" name="size" />
-    <param type="void*" name="data" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLintptr" name="offset" flow="in" />
+    <param type="GLsizeiptr" name="size" flow="in" />
+    <param type="void*" name="data" flow="in" />
   </function>
   <function name="CheckFramebufferStatus" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="GLenum" />
-    <param type="GLenum" name="target" />
+    <param type="GLenum" name="target" flow="in" />
   </function>
   <function name="Clear" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLbitfield" name="mask" />
+    <param type="GLbitfield" name="mask" flow="in" />
   </function>
   <function name="ClearColor" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLclampf" name="red" />
-    <param type="GLclampf" name="green" />
-    <param type="GLclampf" name="blue" />
-    <param type="GLclampf" name="alpha" />
+    <param type="GLclampf" name="red" flow="in" />
+    <param type="GLclampf" name="green" flow="in" />
+    <param type="GLclampf" name="blue" flow="in" />
+    <param type="GLclampf" name="alpha" flow="in" />
   </function>
   <function name="ClearDepthf" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLclampf" name="depth" />
+    <param type="GLclampf" name="depth" flow="in" />
   </function>
   <function name="ClearStencil" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="s" />
+    <param type="GLint" name="s" flow="in" />
   </function>
   <function name="ColorMask" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLboolean" name="red" />
-    <param type="GLboolean" name="green" />
-    <param type="GLboolean" name="blue" />
-    <param type="GLboolean" name="alpha" />
+    <param type="GLboolean" name="red" flow="in" />
+    <param type="GLboolean" name="green" flow="in" />
+    <param type="GLboolean" name="blue" flow="in" />
+    <param type="GLboolean" name="alpha" flow="in" />
   </function>
   <function name="CompileShader" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="shader" />
+    <param type="GLuint" name="shader" flow="in" />
   </function>
   <function name="CompressedTexImage2D" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLenum" name="internalformat" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLint" name="border" />
-    <param type="GLsizei" name="imageSize" />
-    <param type="void*" name="data" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLenum" name="internalformat" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLint" name="border" flow="in" />
+    <param type="GLsizei" name="imageSize" flow="in" />
+    <param type="void*" name="data" flow="in" />
   </function>
   <function name="CompressedTexSubImage2D" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLint" name="xoffset" />
-    <param type="GLint" name="yoffset" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLenum" name="format" />
-    <param type="GLsizei" name="imageSize" />
-    <param type="void*" name="data" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLint" name="xoffset" flow="in" />
+    <param type="GLint" name="yoffset" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLenum" name="format" flow="in" />
+    <param type="GLsizei" name="imageSize" flow="in" />
+    <param type="void*" name="data" flow="in" />
   </function>
   <function name="CopyTexImage2D" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLenum" name="internalformat" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLint" name="border" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLenum" name="internalformat" flow="in" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLint" name="border" flow="in" />
   </function>
   <function name="CopyTexSubImage2D" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLint" name="xoffset" />
-    <param type="GLint" name="yoffset" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLint" name="xoffset" flow="in" />
+    <param type="GLint" name="yoffset" flow="in" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
   </function>
   <function name="CreateProgram" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="GLuint" />
   </function>
   <function name="CreateShader" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="GLuint" />
-    <param type="GLenum" name="type" />
+    <param type="GLenum" name="type" flow="in" />
   </function>
   <function name="CullFace" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="mode" />
+    <param type="GLenum" name="mode" flow="in" />
   </function>
   <function name="DeleteBuffers" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="buffers" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="buffers" flow="in" />
   </function>
   <function name="DeleteFramebuffers" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="framebuffers" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="framebuffers" flow="in" />
   </function>
   <function name="DeleteProgram" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="program" />
+    <param type="GLuint" name="program" flow="in" />
   </function>
   <function name="DeleteRenderbuffers" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="renderbuffers" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="renderbuffers" flow="in" />
   </function>
   <function name="DeleteShader" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="shader" />
+    <param type="GLuint" name="shader" flow="in" />
   </function>
   <function name="DeleteTextures" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="textures" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="textures" flow="in" />
   </function>
   <function name="DepthFunc" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="func" />
+    <param type="GLenum" name="func" flow="in" />
   </function>
   <function name="DepthMask" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLboolean" name="flag" />
+    <param type="GLboolean" name="flag" flow="in" />
   </function>
   <function name="DepthRangef" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLclampf" name="zNear" />
-    <param type="GLclampf" name="zFar" />
+    <param type="GLclampf" name="zNear" flow="in" />
+    <param type="GLclampf" name="zFar" flow="in" />
   </function>
   <function name="DetachShader" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="program" />
-    <param type="GLuint" name="shader" />
+    <param type="GLuint" name="program" flow="in" />
+    <param type="GLuint" name="shader" flow="in" />
   </function>
   <function name="Disable" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="cap" />
+    <param type="GLenum" name="cap" flow="in" />
   </function>
   <function name="DisableVertexAttribArray" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="index" />
+    <param type="GLuint" name="index" flow="in" />
   </function>
   <function name="DrawArrays" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="mode" />
-    <param type="GLint" name="first" />
-    <param type="GLsizei" name="count" />
+    <param type="GLenum" name="mode" flow="in" />
+    <param type="GLint" name="first" flow="in" />
+    <param type="GLsizei" name="count" flow="in" />
   </function>
   <function name="DrawElements" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="mode" />
-    <param type="GLsizei" name="count" />
-    <param type="GLenum" name="type" />
-    <param type="void*" name="indices" />
+    <param type="GLenum" name="mode" flow="in" />
+    <param type="GLsizei" name="count" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="void*" name="indices" flow="in" />
   </function>
   <function name="Enable" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="cap" />
+    <param type="GLenum" name="cap" flow="in" />
   </function>
   <function name="EnableVertexAttribArray" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="index" />
+    <param type="GLuint" name="index" flow="in" />
   </function>
   <function name="Finish" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
@@ -628,839 +871,593 @@
   </function>
   <function name="FramebufferRenderbuffer" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="attachment" />
-    <param type="GLenum" name="renderbuffertarget" />
-    <param type="GLuint" name="renderbuffer" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="attachment" flow="in" />
+    <param type="GLenum" name="renderbuffertarget" flow="in" />
+    <param type="GLuint" name="renderbuffer" flow="in" />
   </function>
   <function name="FramebufferTexture2D" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="attachment" />
-    <param type="GLenum" name="textarget" />
-    <param type="GLuint" name="texture" />
-    <param type="GLint" name="level" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="attachment" flow="in" />
+    <param type="GLenum" name="textarget" flow="in" />
+    <param type="GLuint" name="texture" flow="in" />
+    <param type="GLint" name="level" flow="in" />
   </function>
   <function name="FrontFace" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="mode" />
+    <param type="GLenum" name="mode" flow="in" />
   </function>
   <function name="GenBuffers" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="buffers" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="buffers" flow="in" />
   </function>
   <function name="GenerateMipmap" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
+    <param type="GLenum" name="target" flow="in" />
   </function>
   <function name="GenFramebuffers" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="framebuffers" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="framebuffers" flow="in" />
   </function>
   <function name="GenRenderbuffers" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="renderbuffers" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="renderbuffers" flow="in" />
   </function>
   <function name="GenTextures" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="textures" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="textures" flow="in" />
   </function>
   <function name="GetActiveAttrib" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="program" />
-    <param type="GLuint" name="index" />
-    <param type="GLsizei" name="bufsize" />
-    <param type="GLsizei*" name="length" />
-    <param type="GLint*" name="size" />
-    <param type="GLenum*" name="type" />
-    <param type="char*" name="name" />
+    <param type="GLuint" name="program" flow="in" />
+    <param type="GLuint" name="index" flow="in" />
+    <param type="GLsizei" name="bufsize" flow="in" />
+    <param type="GLsizei*" name="length" flow="in" />
+    <param type="GLint*" name="size" flow="in" />
+    <param type="GLenum*" name="type" flow="in" />
+    <param type="char*" name="name" flow="in" />
   </function>
   <function name="GetActiveUniform" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="program" />
-    <param type="GLuint" name="index" />
-    <param type="GLsizei" name="bufsize" />
-    <param type="GLsizei*" name="length" />
-    <param type="GLint*" name="size" />
-    <param type="GLenum*" name="type" />
-    <param type="char*" name="name" />
+    <param type="GLuint" name="program" flow="in" />
+    <param type="GLuint" name="index" flow="in" />
+    <param type="GLsizei" name="bufsize" flow="in" />
+    <param type="GLsizei*" name="length" flow="in" />
+    <param type="GLint*" name="size" flow="in" />
+    <param type="GLenum*" name="type" flow="in" />
+    <param type="char*" name="name" flow="in" />
   </function>
   <function name="GetAttachedShaders" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="program" />
-    <param type="GLsizei" name="maxcount" />
-    <param type="GLsizei*" name="count" />
-    <param type="GLuint*" name="shaders" />
+    <param type="GLuint" name="program" flow="in" />
+    <param type="GLsizei" name="maxcount" flow="in" />
+    <param type="GLsizei*" name="count" flow="in" />
+    <param type="GLuint*" name="shaders" flow="in" />
   </function>
   <function name="GetAttribLocation" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="int" />
-    <param type="GLuint" name="program" />
-    <param type="char*" name="name" />
+    <param type="GLuint" name="program" flow="in" />
+    <param type="char*" name="name" flow="in" />
   </function>
   <function name="GetBooleanv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLboolean*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLboolean*" name="params" flow="in" />
   </function>
   <function name="GetBufferParameteriv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="GetError" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="GLenum" />
   </function>
   <function name="GetFloatv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="GetFramebufferAttachmentParameteriv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="attachment" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="attachment" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="GetIntegerv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="GetProgramInfoLog" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="program" />
-    <param type="GLsizei" name="bufsize" />
-    <param type="GLsizei*" name="length" />
-    <param type="char*" name="infolog" />
+    <param type="GLuint" name="program" flow="in" />
+    <param type="GLsizei" name="bufsize" flow="in" />
+    <param type="GLsizei*" name="length" flow="in" />
+    <param type="char*" name="infolog" flow="in" />
   </function>
   <function name="GetProgramiv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="program" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLuint" name="program" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="GetRenderbufferParameteriv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="GetShaderInfoLog" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="shader" />
-    <param type="GLsizei" name="bufsize" />
-    <param type="GLsizei*" name="length" />
-    <param type="char*" name="infolog" />
+    <param type="GLuint" name="shader" flow="in" />
+    <param type="GLsizei" name="bufsize" flow="in" />
+    <param type="GLsizei*" name="length" flow="in" />
+    <param type="char*" name="infolog" flow="in" />
   </function>
   <function name="GetShaderiv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="shader" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLuint" name="shader" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="GetShaderPrecisionFormat" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="shadertype" />
-    <param type="GLenum" name="precisiontype" />
-    <param type="GLint*" name="range" />
-    <param type="GLint*" name="precision" />
+    <param type="GLenum" name="shadertype" flow="in" />
+    <param type="GLenum" name="precisiontype" flow="in" />
+    <param type="GLint*" name="range" flow="in" />
+    <param type="GLint*" name="precision" flow="in" />
   </function>
   <function name="GetShaderSource" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="shader" />
-    <param type="GLsizei" name="bufsize" />
-    <param type="GLsizei*" name="length" />
-    <param type="char*" name="source" />
+    <param type="GLuint" name="shader" flow="in" />
+    <param type="GLsizei" name="bufsize" flow="in" />
+    <param type="GLsizei*" name="length" flow="in" />
+    <param type="char*" name="source" flow="in" />
   </function>
   <function name="GetString" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="GLubyte*" />
-    <param type="GLenum" name="name" />
+    <param type="GLenum" name="name" flow="in" />
   </function>
   <function name="GetTexParameterfv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="GetTexParameteriv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="GetUniformfv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="program" />
-    <param type="GLint" name="location" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLuint" name="program" flow="in" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="GetUniformiv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="program" />
-    <param type="GLint" name="location" />
-    <param type="GLint*" name="params" />
+    <param type="GLuint" name="program" flow="in" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="GetUniformLocation" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="int" />
-    <param type="GLuint" name="program" />
-    <param type="char*" name="name" />
+    <param type="GLuint" name="program" flow="in" />
+    <param type="char*" name="name" flow="in" />
   </function>
   <function name="GetVertexAttribfv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="index" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLuint" name="index" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="GetVertexAttribiv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="index" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLuint" name="index" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="GetVertexAttribPointerv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="index" />
-    <param type="GLenum" name="pname" />
-    <param type="void**" name="pointer" />
+    <param type="GLuint" name="index" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="void**" name="pointer" flow="in" />
   </function>
   <function name="Hint" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="mode" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="mode" flow="in" />
   </function>
   <function name="IsBuffer" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="GLboolean" />
-    <param type="GLuint" name="buffer" />
+    <param type="GLuint" name="buffer" flow="in" />
   </function>
   <function name="IsEnabled" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="GLboolean" />
-    <param type="GLenum" name="cap" />
+    <param type="GLenum" name="cap" flow="in" />
   </function>
   <function name="IsFramebuffer" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="GLboolean" />
-    <param type="GLuint" name="framebuffer" />
+    <param type="GLuint" name="framebuffer" flow="in" />
   </function>
   <function name="IsProgram" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="GLboolean" />
-    <param type="GLuint" name="program" />
+    <param type="GLuint" name="program" flow="in" />
   </function>
   <function name="IsRenderbuffer" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="GLboolean" />
-    <param type="GLuint" name="renderbuffer" />
+    <param type="GLuint" name="renderbuffer" flow="in" />
   </function>
   <function name="IsShader" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="GLboolean" />
-    <param type="GLuint" name="shader" />
+    <param type="GLuint" name="shader" flow="in" />
   </function>
   <function name="IsTexture" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="GLboolean" />
-    <param type="GLuint" name="texture" />
+    <param type="GLuint" name="texture" flow="in" />
   </function>
   <function name="LineWidth" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLfloat" name="width" />
+    <param type="GLfloat" name="width" flow="in" />
   </function>
   <function name="LinkProgram" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="program" />
+    <param type="GLuint" name="program" flow="in" />
   </function>
   <function name="PixelStorei" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint" name="param" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint" name="param" flow="in" />
   </function>
   <function name="PolygonOffset" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLfloat" name="factor" />
-    <param type="GLfloat" name="units" />
+    <param type="GLfloat" name="factor" flow="in" />
+    <param type="GLfloat" name="units" flow="in" />
   </function>
   <function name="ReadPixels" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLenum" name="format" />
-    <param type="GLenum" name="type" />
-    <param type="void*" name="pixels" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLenum" name="format" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="void*" name="pixels" flow="in" />
   </function>
   <function name="ReleaseShaderCompiler" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
   </function>
   <function name="RenderbufferStorage" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="internalformat" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="internalformat" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
   </function>
   <function name="SampleCoverage" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLclampf" name="value" />
-    <param type="GLboolean" name="invert" />
+    <param type="GLclampf" name="value" flow="in" />
+    <param type="GLboolean" name="invert" flow="in" />
   </function>
   <function name="Scissor" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
   </function>
   <function name="ShaderBinary" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="shaders" />
-    <param type="GLenum" name="binaryformat" />
-    <param type="void*" name="binary" />
-    <param type="GLsizei" name="length" />
+    <param type="GLsizei" name="n" flow="in" />
+    <param type="GLuint*" name="shaders" flow="in" />
+    <param type="GLenum" name="binaryformat" flow="in" />
+    <param type="void*" name="binary" flow="in" />
+    <param type="GLsizei" name="length" flow="in" />
   </function>
   <function name="ShaderSource" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="shader" />
-    <param type="GLsizei" name="count" />
-    <param type="char**" name="string" />
-    <param type="GLint*" name="length" />
+    <param type="GLuint" name="shader" flow="in" />
+    <param type="GLsizei" name="count" flow="in" />
+    <param type="char**" name="string" flow="in" />
+    <param type="GLint*" name="length" flow="in" />
   </function>
   <function name="StencilFunc" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="func" />
-    <param type="GLint" name="ref" />
-    <param type="GLuint" name="mask" />
+    <param type="GLenum" name="func" flow="in" />
+    <param type="GLint" name="ref" flow="in" />
+    <param type="GLuint" name="mask" flow="in" />
   </function>
   <function name="StencilFuncSeparate" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="face" />
-    <param type="GLenum" name="func" />
-    <param type="GLint" name="ref" />
-    <param type="GLuint" name="mask" />
+    <param type="GLenum" name="face" flow="in" />
+    <param type="GLenum" name="func" flow="in" />
+    <param type="GLint" name="ref" flow="in" />
+    <param type="GLuint" name="mask" flow="in" />
   </function>
   <function name="StencilMask" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="mask" />
+    <param type="GLuint" name="mask" flow="in" />
   </function>
   <function name="StencilMaskSeparate" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="face" />
-    <param type="GLuint" name="mask" />
+    <param type="GLenum" name="face" flow="in" />
+    <param type="GLuint" name="mask" flow="in" />
   </function>
   <function name="StencilOp" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="fail" />
-    <param type="GLenum" name="zfail" />
-    <param type="GLenum" name="zpass" />
+    <param type="GLenum" name="fail" flow="in" />
+    <param type="GLenum" name="zfail" flow="in" />
+    <param type="GLenum" name="zpass" flow="in" />
   </function>
   <function name="StencilOpSeparate" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="face" />
-    <param type="GLenum" name="fail" />
-    <param type="GLenum" name="zfail" />
-    <param type="GLenum" name="zpass" />
+    <param type="GLenum" name="face" flow="in" />
+    <param type="GLenum" name="fail" flow="in" />
+    <param type="GLenum" name="zfail" flow="in" />
+    <param type="GLenum" name="zpass" flow="in" />
   </function>
   <function name="TexImage2D" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLenum" name="internalformat" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLint" name="border" />
-    <param type="GLenum" name="format" />
-    <param type="GLenum" name="type" />
-    <param type="void*" name="pixels" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLenum" name="internalformat" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLint" name="border" flow="in" />
+    <param type="GLenum" name="format" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="void*" name="pixels" flow="in" />
   </function>
   <function name="TexParameterf" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat" name="param" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat" name="param" flow="in" />
   </function>
   <function name="TexParameterfv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLfloat*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLfloat*" name="params" flow="in" />
   </function>
   <function name="TexParameteri" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint" name="param" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint" name="param" flow="in" />
   </function>
   <function name="TexParameteriv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="GLint*" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="GLint*" name="params" flow="in" />
   </function>
   <function name="TexSubImage2D" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLint" name="xoffset" />
-    <param type="GLint" name="yoffset" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLenum" name="format" />
-    <param type="GLenum" name="type" />
-    <param type="void*" name="pixels" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLint" name="xoffset" flow="in" />
+    <param type="GLint" name="yoffset" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLenum" name="format" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="void*" name="pixels" flow="in" />
   </function>
   <function name="Uniform1f" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLfloat" name="x" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLfloat" name="x" flow="in" />
   </function>
   <function name="Uniform1fv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLsizei" name="count" />
-    <param type="GLfloat*" name="v" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLsizei" name="count" flow="in" />
+    <param type="GLfloat*" name="v" flow="in" />
   </function>
   <function name="Uniform1i" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLint" name="x" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLint" name="x" flow="in" />
   </function>
   <function name="Uniform1iv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLsizei" name="count" />
-    <param type="GLint*" name="v" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLsizei" name="count" flow="in" />
+    <param type="GLint*" name="v" flow="in" />
   </function>
   <function name="Uniform2f" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLfloat" name="x" />
-    <param type="GLfloat" name="y" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLfloat" name="x" flow="in" />
+    <param type="GLfloat" name="y" flow="in" />
   </function>
   <function name="Uniform2fv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLsizei" name="count" />
-    <param type="GLfloat*" name="v" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLsizei" name="count" flow="in" />
+    <param type="GLfloat*" name="v" flow="in" />
   </function>
   <function name="Uniform2i" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
   </function>
   <function name="Uniform2iv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLsizei" name="count" />
-    <param type="GLint*" name="v" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLsizei" name="count" flow="in" />
+    <param type="GLint*" name="v" flow="in" />
   </function>
   <function name="Uniform3f" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLfloat" name="x" />
-    <param type="GLfloat" name="y" />
-    <param type="GLfloat" name="z" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLfloat" name="x" flow="in" />
+    <param type="GLfloat" name="y" flow="in" />
+    <param type="GLfloat" name="z" flow="in" />
   </function>
   <function name="Uniform3fv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLsizei" name="count" />
-    <param type="GLfloat*" name="v" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLsizei" name="count" flow="in" />
+    <param type="GLfloat*" name="v" flow="in" />
   </function>
   <function name="Uniform3i" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLint" name="z" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLint" name="z" flow="in" />
   </function>
   <function name="Uniform3iv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLsizei" name="count" />
-    <param type="GLint*" name="v" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLsizei" name="count" flow="in" />
+    <param type="GLint*" name="v" flow="in" />
   </function>
   <function name="Uniform4f" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLfloat" name="x" />
-    <param type="GLfloat" name="y" />
-    <param type="GLfloat" name="z" />
-    <param type="GLfloat" name="w" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLfloat" name="x" flow="in" />
+    <param type="GLfloat" name="y" flow="in" />
+    <param type="GLfloat" name="z" flow="in" />
+    <param type="GLfloat" name="w" flow="in" />
   </function>
   <function name="Uniform4fv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLsizei" name="count" />
-    <param type="GLfloat*" name="v" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLsizei" name="count" flow="in" />
+    <param type="GLfloat*" name="v" flow="in" />
   </function>
   <function name="Uniform4i" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLint" name="z" />
-    <param type="GLint" name="w" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLint" name="z" flow="in" />
+    <param type="GLint" name="w" flow="in" />
   </function>
   <function name="Uniform4iv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLsizei" name="count" />
-    <param type="GLint*" name="v" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLsizei" name="count" flow="in" />
+    <param type="GLint*" name="v" flow="in" />
   </function>
   <function name="UniformMatrix2fv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLsizei" name="count" />
-    <param type="GLboolean" name="transpose" />
-    <param type="GLfloat*" name="value" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLsizei" name="count" flow="in" />
+    <param type="GLboolean" name="transpose" flow="in" />
+    <param type="GLfloat*" name="value" flow="in" />
   </function>
   <function name="UniformMatrix3fv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLsizei" name="count" />
-    <param type="GLboolean" name="transpose" />
-    <param type="GLfloat*" name="value" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLsizei" name="count" flow="in" />
+    <param type="GLboolean" name="transpose" flow="in" />
+    <param type="GLfloat*" name="value" flow="in" />
   </function>
   <function name="UniformMatrix4fv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="location" />
-    <param type="GLsizei" name="count" />
-    <param type="GLboolean" name="transpose" />
-    <param type="GLfloat*" name="value" />
+    <param type="GLint" name="location" flow="in" />
+    <param type="GLsizei" name="count" flow="in" />
+    <param type="GLboolean" name="transpose" flow="in" />
+    <param type="GLfloat*" name="value" flow="in" />
   </function>
   <function name="UseProgram" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="program" />
+    <param type="GLuint" name="program" flow="in" />
   </function>
   <function name="ValidateProgram" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="program" />
+    <param type="GLuint" name="program" flow="in" />
   </function>
   <function name="VertexAttrib1f" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="indx" />
-    <param type="GLfloat" name="x" />
+    <param type="GLuint" name="indx" flow="in" />
+    <param type="GLfloat" name="x" flow="in" />
   </function>
   <function name="VertexAttrib1fv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="indx" />
-    <param type="GLfloat*" name="values" />
+    <param type="GLuint" name="indx" flow="in" />
+    <param type="GLfloat*" name="values" flow="in" />
   </function>
   <function name="VertexAttrib2f" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="indx" />
-    <param type="GLfloat" name="x" />
-    <param type="GLfloat" name="y" />
+    <param type="GLuint" name="indx" flow="in" />
+    <param type="GLfloat" name="x" flow="in" />
+    <param type="GLfloat" name="y" flow="in" />
   </function>
   <function name="VertexAttrib2fv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="indx" />
-    <param type="GLfloat*" name="values" />
+    <param type="GLuint" name="indx" flow="in" />
+    <param type="GLfloat*" name="values" flow="in" />
   </function>
   <function name="VertexAttrib3f" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="indx" />
-    <param type="GLfloat" name="x" />
-    <param type="GLfloat" name="y" />
-    <param type="GLfloat" name="z" />
+    <param type="GLuint" name="indx" flow="in" />
+    <param type="GLfloat" name="x" flow="in" />
+    <param type="GLfloat" name="y" flow="in" />
+    <param type="GLfloat" name="z" flow="in" />
   </function>
   <function name="VertexAttrib3fv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="indx" />
-    <param type="GLfloat*" name="values" />
+    <param type="GLuint" name="indx" flow="in" />
+    <param type="GLfloat*" name="values" flow="in" />
   </function>
   <function name="VertexAttrib4f" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="indx" />
-    <param type="GLfloat" name="x" />
-    <param type="GLfloat" name="y" />
-    <param type="GLfloat" name="z" />
-    <param type="GLfloat" name="w" />
+    <param type="GLuint" name="indx" flow="in" />
+    <param type="GLfloat" name="x" flow="in" />
+    <param type="GLfloat" name="y" flow="in" />
+    <param type="GLfloat" name="z" flow="in" />
+    <param type="GLfloat" name="w" flow="in" />
   </function>
   <function name="VertexAttrib4fv" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="indx" />
-    <param type="GLfloat*" name="values" />
+    <param type="GLuint" name="indx" flow="in" />
+    <param type="GLfloat*" name="values" flow="in" />
   </function>
   <function name="VertexAttribPointer" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="indx" />
-    <param type="GLint" name="size" />
-    <param type="GLenum" name="type" />
-    <param type="GLboolean" name="normalized" />
-    <param type="GLsizei" name="stride" />
-    <param type="void*" name="ptr" />
+    <param type="GLuint" name="indx" flow="in" />
+    <param type="GLint" name="size" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="GLboolean" name="normalized" flow="in" />
+    <param type="GLsizei" name="stride" flow="in" />
+    <param type="void*" name="ptr" flow="in" />
   </function>
   <function name="Viewport" extension="Core" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-  </function>
-
-  <enum name="AMDPerformanceMonitor">
-    <token name="AMD_performance_monitor" value="1" />
-  </enum>
-  <enum name="GLAMDCompressed3DCTexture">
-    <token name="3DC_X_AMD" value="0x87F9" />
-    <token name="3DC_XY_AMD" value="0x87FA" />
-    <token name="AMD_compressed_3DC_texture" value="1" />
-  </enum>
-  <enum name="GLAMDCompressedATCTexture">
-    <token name="AMD_compressed_ATC_texture" value="1" />
-    <token name="ATC_RGB_AMD" value="0x8C92" />
-    <token name="ATC_RGBA_EXPLICIT_ALPHA_AMD" value="0x8C93" />
-    <token name="ATC_RGBA_INTERPOLATED_ALPHA_AMD" value="0x87EE" />
-  </enum>
-  <enum name="GLAMDPerformanceMonitor">
-    <token name="COUNTER_RANGE_AMD" value="0x8BC1" />
-    <token name="COUNTER_TYPE_AMD" value="0x8BC0" />
-    <token name="PERCENTAGE_AMD" value="0x8BC3" />
-    <token name="PERFMON_RESULT_AMD" value="0x8BC6" />
-    <token name="PERFMON_RESULT_AVAILABLE_AMD" value="0x8BC4" />
-    <token name="PERFMON_RESULT_SIZE_AMD" value="0x8BC5" />
-    <token name="UNSIGNED_INT64_AMD" value="0x8BC2" />
-  </enum>
-  <enum name="GLAMDProgramBinaryZ400">
-    <token name="AMD_program_binary_Z400" value="1" />
-    <token name="Z400_BINARY_AMD" value="0x8740" />
-  </enum>
-  <enum name="GLEXTTextureFilterAnisotropic">
-    <token name="EXT_texture_filter_anisotropic" value="1" />
-    <token name="MAX_TEXTURE_MAX_ANISOTROPY_EXT" value="0x84FF" />
-    <token name="TEXTURE_MAX_ANISOTROPY_EXT" value="0x84FE" />
-  </enum>
-  <enum name="GLEXTTextureFormatBGRA8888">
-    <token name="BGRA" value="0x80E1" />
-    <token name="EXT_texture_format_BGRA8888" value="1" />
-  </enum>
-  <enum name="GLEXTTextureType2101010REV">
-    <token name="EXT_texture_type_2_10_10_10_REV" value="1" />
-    <token name="UNSIGNED_INT_2_10_10_10_REV_EXT" value="0x8368" />
-  </enum>
-  <enum name="GLIMGReadFormat">
-    <token name="BGRA" value="0x80E1" />
-    <token name="IMG_read_format" value="1" />
-    <token name="UNSIGNED_SHORT_1_5_5_5_REV" value="0x8366" />
-    <token name="UNSIGNED_SHORT_4_4_4_4_REV" value="0x8365" />
-  </enum>
-  <enum name="GLIMGTextureCompressionPvrtc">
-    <token name="COMPRESSED_RGB_PVRTC_2BPPV1_IMG" value="0x8C01" />
-    <token name="COMPRESSED_RGB_PVRTC_4BPPV1_IMG" value="0x8C00" />
-    <token name="COMPRESSED_RGBA_PVRTC_2BPPV1_IMG" value="0x8C03" />
-    <token name="COMPRESSED_RGBA_PVRTC_4BPPV1_IMG" value="0x8C02" />
-    <token name="IMG_texture_compression_pvrtc" value="1" />
-  </enum>
-  <enum name="GLNVFence">
-    <token name="ALL_COMPLETED_NV" value="0x84F2" />
-    <token name="FENCE_CONDITION_NV" value="0x84F4" />
-    <token name="FENCE_STATUS_NV" value="0x84F3" />
-    <token name="NV_fence" value="1" />
-  </enum>
-  <enum name="GLOESCompressedETC1RGB8Texture">
-    <token name="ETC1_RGB8_OES" value="0x8D64" />
-    <token name="OES_compressed_ETC1_RGB8_texture" value="1" />
-  </enum>
-  <enum name="GLOESCompressedPalettedTexture">
-    <token name="OES_compressed_paletted_texture" value="1" />
-    <token name="PALETTE4_R5_G6_B5_OES" value="0x8B92" />
-    <token name="PALETTE4_RGB5_A1_OES" value="0x8B94" />
-    <token name="PALETTE4_RGB8_OES" value="0x8B90" />
-    <token name="PALETTE4_RGBA4_OES" value="0x8B93" />
-    <token name="PALETTE4_RGBA8_OES" value="0x8B91" />
-    <token name="PALETTE8_R5_G6_B5_OES" value="0x8B97" />
-    <token name="PALETTE8_RGB5_A1_OES" value="0x8B99" />
-    <token name="PALETTE8_RGB8_OES" value="0x8B95" />
-    <token name="PALETTE8_RGBA4_OES" value="0x8B98" />
-    <token name="PALETTE8_RGBA8_OES" value="0x8B96" />
-  </enum>
-  <enum name="GLOESDepth24">
-    <token name="DEPTH_COMPONENT24_OES" value="0x81A6" />
-    <token name="OES_depth24" value="1" />
-  </enum>
-  <enum name="GLOESDepth32">
-    <token name="DEPTH_COMPONENT32_OES" value="0x81A7" />
-    <token name="OES_depth32" value="1" />
-  </enum>
-  <enum name="GLOESDepthTexture">
-    <token name="OES_depth_texture" value="1" />
-  </enum>
-  <enum name="GLOESEGLImage">
-    <token name="OES_EGL_image" value="1" />
-  </enum>
-  <enum name="GLOESElementIndexUint">
-    <token name="OES_element_index_uint" value="1" />
-  </enum>
-  <enum name="GLOESFboRenderMipmap">
-    <token name="OES_fbo_render_mipmap" value="1" />
-  </enum>
-  <enum name="GLOESFragmentPrecisionHigh">
-    <token name="OES_fragment_precision_high" value="1" />
-  </enum>
-  <enum name="GLOESGetProgramBinary">
-    <token name="NUM_PROGRAM_BINARY_FORMATS_OES" value="0x87FE" />
-    <token name="OES_get_program_binary" value="1" />
-    <token name="PROGRAM_BINARY_FORMATS_OES" value="0x87FF" />
-    <token name="PROGRAM_BINARY_LENGTH_OES" value="0x8741" />
-  </enum>
-  <enum name="GLOESMapbuffer">
-    <token name="BUFFER_ACCESS_OES" value="0x88BB" />
-    <token name="BUFFER_MAP_POINTER_OES" value="0x88BD" />
-    <token name="BUFFER_MAPPED_OES" value="0x88BC" />
-    <token name="OES_mapbuffer" value="1" />
-    <token name="WRITE_ONLY_OES" value="0x88B9" />
-  </enum>
-  <enum name="GLOESPackedDepthStencil">
-    <token name="DEPTH_STENCIL_OES" value="0x84F9" />
-    <token name="DEPTH24_STENCIL8_OES" value="0x88F0" />
-    <token name="OES_packed_depth_stencil" value="1" />
-    <token name="UNSIGNED_INT_24_8_OES" value="0x84FA" />
-  </enum>
-  <enum name="GLOESRgb8Rgba8">
-    <token name="OES_rgb8_rgba8" value="1" />
-    <token name="RGB8_OES" value="0x8051" />
-    <token name="RGBA8_OES" value="0x8058" />
-  </enum>
-  <enum name="GLOESStandardDerivatives">
-    <token name="FRAGMENT_SHADER_DERIVATIVE_HINT_OES" value="0x8B8B" />
-    <token name="OES_standard_derivatives" value="1" />
-  </enum>
-  <enum name="GLOESStencil1">
-    <token name="OES_stencil1" value="1" />
-    <token name="STENCIL_INDEX1_OES" value="0x8D46" />
-  </enum>
-  <enum name="GLOESStencil4">
-    <token name="OES_stencil4" value="1" />
-    <token name="STENCIL_INDEX4_OES" value="0x8D47" />
-  </enum>
-  <enum name="GLOESTexture3D">
-    <token name="FRAMEBUFFER_ATTACHMENT_TEXTURE_3D_ZOFFSET_OES" value="0x8CD4" />
-    <token name="MAX_3D_TEXTURE_SIZE_OES" value="0x8073" />
-    <token name="OES_texture_3D" value="1" />
-    <token name="SAMPLER_3D_OES" value="0x8B5F" />
-    <token name="TEXTURE_3D_OES" value="0x806F" />
-    <token name="TEXTURE_BINDING_3D_OES" value="0x806A" />
-    <token name="TEXTURE_WRAP_R_OES" value="0x8072" />
-  </enum>
-  <enum name="GLOESTextureFloat">
-    <token name="OES_texture_float" value="1" />
-  </enum>
-  <enum name="GLOESTextureFloatLinear">
-    <token name="OES_texture_float_linear" value="1" />
-  </enum>
-  <enum name="GLOESTextureHalfFloat">
-    <token name="HALF_FLOAT_OES" value="0x8D61" />
-    <token name="OES_texture_half_float" value="1" />
-  </enum>
-  <enum name="GLOESTextureHalfFloatLinear">
-    <token name="OES_texture_half_float_linear" value="1" />
-  </enum>
-  <enum name="GLOESTextureNpot">
-    <token name="OES_texture_npot" value="1" />
-  </enum>
-  <enum name="GLOESVertexHalfFloat">
-    <token name="OES_vertex_half_float" value="1" />
-  </enum>
-  <enum name="GLOESVertexType1010102">
-    <token name="INT_10_10_10_2_OES" value="0x8DF7" />
-    <token name="OES_vertex_type_10_10_10_2" value="1" />
-    <token name="UNSIGNED_INT_10_10_10_2_OES" value="0x8DF6" />
-  </enum>
-  <enum name="GLQCOMDriverControl">
-    <token name="QCOM_driver_control" value="1" />
-  </enum>
-  <enum name="GLQCOMPerfmonGlobalMode">
-    <token name="PERFMON_GLOBAL_MODE_QCOM" value="0x8FA0" />
-    <token name="QCOM_perfmon_global_mode" value="1" />
-  </enum>
-  <function name="BeginPerfMonitorAMD" extension="AMD" profile="" category="2.0" version="2.0">
-    <returns type="void" />
-    <param type="GLuint" name="monitor" />
-  </function>
-  <function name="DeletePerfMonitorsAMD" extension="AMD" profile="" category="2.0" version="2.0">
-    <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="monitors" />
-  </function>
-  <function name="EndPerfMonitorAMD" extension="AMD" profile="" category="2.0" version="2.0">
-    <returns type="void" />
-    <param type="GLuint" name="monitor" />
-  </function>
-  <function name="GenPerfMonitorsAMD" extension="AMD" profile="" category="2.0" version="2.0">
-    <returns type="void" />
-    <param type="GLsizei" name="n" />
-    <param type="GLuint*" name="monitors" />
-  </function>
-  <function name="GetPerfMonitorCounterDataAMD" extension="AMD" profile="" category="2.0" version="2.0">
-    <returns type="void" />
-    <param type="GLuint" name="monitor" />
-    <param type="GLenum" name="pname" />
-    <param type="GLsizei" name="dataSize" />
-    <param type="GLuint*" name="data" />
-    <param type="GLint*" name="bytesWritten" />
-  </function>
-  <function name="GetPerfMonitorCounterInfoAMD" extension="AMD" profile="" category="2.0" version="2.0">
-    <returns type="void" />
-    <param type="GLuint" name="group" />
-    <param type="GLuint" name="counter" />
-    <param type="GLenum" name="pname" />
-    <param type="void*" name="data" />
-  </function>
-  <function name="GetPerfMonitorCountersAMD" extension="AMD" profile="" category="2.0" version="2.0">
-    <returns type="void" />
-    <param type="GLuint" name="group" />
-    <param type="GLint*" name="numCounters" />
-    <param type="GLint*" name="maxActiveCounters" />
-    <param type="GLsizei" name="counterSize" />
-    <param type="GLuint*" name="counters" />
-  </function>
-  <function name="GetPerfMonitorCounterStringAMD" extension="AMD" profile="" category="2.0" version="2.0">
-    <returns type="void" />
-    <param type="GLuint" name="group" />
-    <param type="GLuint" name="counter" />
-    <param type="GLsizei" name="bufSize" />
-    <param type="GLsizei*" name="length" />
-    <param type="char*" name="counterString" />
-  </function>
-  <function name="GetPerfMonitorGroupsAMD" extension="AMD" profile="" category="2.0" version="2.0">
-    <returns type="void" />
-    <param type="GLint*" name="numGroups" />
-    <param type="GLsizei" name="groupsSize" />
-    <param type="GLuint*" name="groups" />
-  </function>
-  <function name="GetPerfMonitorGroupStringAMD" extension="AMD" profile="" category="2.0" version="2.0">
-    <returns type="void" />
-    <param type="GLuint" name="group" />
-    <param type="GLsizei" name="bufSize" />
-    <param type="GLsizei*" name="length" />
-    <param type="char*" name="groupString" />
-  </function>
-  <function name="SelectPerfMonitorCountersAMD" extension="AMD" profile="" category="2.0" version="2.0">
-    <returns type="void" />
-    <param type="GLuint" name="monitor" />
-    <param type="GLboolean" name="enable" />
-    <param type="GLuint" name="group" />
-    <param type="GLint" name="numCounters" />
-    <param type="GLuint*" name="countersList" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
   </function>
   <function name="DeleteFencesNV" extension="NV" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint*" name="" />
+    <param type="GLuint**" name="" flow="in" />
   </function>
   <function name="FinishFenceNV" extension="NV" profile="" category="2.0" version="2.0">
     <returns type="void" />
   </function>
   <function name="GenFencesNV" extension="NV" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint*" name="" />
+    <param type="GLuint**" name="" flow="in" />
   </function>
   <function name="GetFenceivNV" extension="NV" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint*" name="" />
+    <param type="GLint**" name="" flow="in" />
   </function>
   <function name="IsFenceNV" extension="NV" profile="" category="2.0" version="2.0">
     <returns type="GLboolean" />
@@ -1473,137 +1470,137 @@
   </function>
   <function name="CompressedTexImage3DOES" extension="OES" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLenum" name="internalformat" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLsizei" name="depth" />
-    <param type="GLint" name="border" />
-    <param type="GLsizei" name="imageSize" />
-    <param type="void*" name="data" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLenum" name="internalformat" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLsizei" name="depth" flow="in" />
+    <param type="GLint" name="border" flow="in" />
+    <param type="GLsizei" name="imageSize" flow="in" />
+    <param type="void*" name="data" flow="in" />
   </function>
   <function name="CompressedTexSubImage3DOES" extension="OES" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLint" name="xoffset" />
-    <param type="GLint" name="yoffset" />
-    <param type="GLint" name="zoffset" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLsizei" name="depth" />
-    <param type="GLenum" name="format" />
-    <param type="GLsizei" name="imageSize" />
-    <param type="void*" name="data" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLint" name="xoffset" flow="in" />
+    <param type="GLint" name="yoffset" flow="in" />
+    <param type="GLint" name="zoffset" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLsizei" name="depth" flow="in" />
+    <param type="GLenum" name="format" flow="in" />
+    <param type="GLsizei" name="imageSize" flow="in" />
+    <param type="void*" name="data" flow="in" />
   </function>
   <function name="CopyTexSubImage3DOES" extension="OES" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLint" name="xoffset" />
-    <param type="GLint" name="yoffset" />
-    <param type="GLint" name="zoffset" />
-    <param type="GLint" name="x" />
-    <param type="GLint" name="y" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLint" name="xoffset" flow="in" />
+    <param type="GLint" name="yoffset" flow="in" />
+    <param type="GLint" name="zoffset" flow="in" />
+    <param type="GLint" name="x" flow="in" />
+    <param type="GLint" name="y" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
   </function>
   <function name="EGLImageTargetRenderbufferStorageOES" extension="OES" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLeglImageOES" name="image" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLeglImageOES" name="image" flow="in" />
   </function>
   <function name="EGLImageTargetTexture2DOES" extension="OES" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLeglImageOES" name="image" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLeglImageOES" name="image" flow="in" />
   </function>
   <function name="FramebufferTexture3DOES" extension="OES" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="attachment" />
-    <param type="GLenum" name="textarget" />
-    <param type="GLuint" name="texture" />
-    <param type="GLint" name="level" />
-    <param type="GLint" name="zoffset" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="attachment" flow="in" />
+    <param type="GLenum" name="textarget" flow="in" />
+    <param type="GLuint" name="texture" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLint" name="zoffset" flow="in" />
   </function>
   <function name="GetBufferPointervOES" extension="OES" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="pname" />
-    <param type="void**" name="params" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="pname" flow="in" />
+    <param type="void**" name="params" flow="in" />
   </function>
   <function name="GetProgramBinaryOES" extension="OES" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="program" />
-    <param type="GLsizei" name="bufSize" />
-    <param type="GLsizei*" name="length" />
-    <param type="GLenum*" name="binaryFormat" />
-    <param type="void*" name="binary" />
+    <param type="GLuint" name="program" flow="in" />
+    <param type="GLsizei" name="bufSize" flow="in" />
+    <param type="GLsizei*" name="length" flow="in" />
+    <param type="GLenum*" name="binaryFormat" flow="in" />
+    <param type="void*" name="binary" flow="in" />
   </function>
   <function name="MapBufferOES" extension="OES" profile="" category="2.0" version="2.0">
     <returns type="void*" />
-    <param type="GLenum" name="target" />
-    <param type="GLenum" name="access" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLenum" name="access" flow="in" />
   </function>
   <function name="ProgramBinaryOES" extension="OES" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="program" />
-    <param type="GLenum" name="binaryFormat" />
-    <param type="void*" name="binary" />
-    <param type="GLint" name="length" />
+    <param type="GLuint" name="program" flow="in" />
+    <param type="GLenum" name="binaryFormat" flow="in" />
+    <param type="void*" name="binary" flow="in" />
+    <param type="GLint" name="length" flow="in" />
   </function>
   <function name="TexImage3DOES" extension="OES" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLenum" name="internalformat" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLsizei" name="depth" />
-    <param type="GLint" name="border" />
-    <param type="GLenum" name="format" />
-    <param type="GLenum" name="type" />
-    <param type="void*" name="pixels" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLenum" name="internalformat" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLsizei" name="depth" flow="in" />
+    <param type="GLint" name="border" flow="in" />
+    <param type="GLenum" name="format" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="void*" name="pixels" flow="in" />
   </function>
   <function name="TexSubImage3DOES" extension="OES" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLenum" name="target" />
-    <param type="GLint" name="level" />
-    <param type="GLint" name="xoffset" />
-    <param type="GLint" name="yoffset" />
-    <param type="GLint" name="zoffset" />
-    <param type="GLsizei" name="width" />
-    <param type="GLsizei" name="height" />
-    <param type="GLsizei" name="depth" />
-    <param type="GLenum" name="format" />
-    <param type="GLenum" name="type" />
-    <param type="void*" name="pixels" />
+    <param type="GLenum" name="target" flow="in" />
+    <param type="GLint" name="level" flow="in" />
+    <param type="GLint" name="xoffset" flow="in" />
+    <param type="GLint" name="yoffset" flow="in" />
+    <param type="GLint" name="zoffset" flow="in" />
+    <param type="GLsizei" name="width" flow="in" />
+    <param type="GLsizei" name="height" flow="in" />
+    <param type="GLsizei" name="depth" flow="in" />
+    <param type="GLenum" name="format" flow="in" />
+    <param type="GLenum" name="type" flow="in" />
+    <param type="void*" name="pixels" flow="in" />
   </function>
   <function name="UnmapBufferOES" extension="OES" profile="" category="2.0" version="2.0">
     <returns type="GLboolean" />
-    <param type="GLenum" name="target" />
+    <param type="GLenum" name="target" flow="in" />
   </function>
   <function name="DisableDriverControlQCOM" extension="QCOM" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="driverControl" />
+    <param type="GLuint" name="driverControl" flow="in" />
   </function>
   <function name="EnableDriverControlQCOM" extension="QCOM" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="driverControl" />
+    <param type="GLuint" name="driverControl" flow="in" />
   </function>
   <function name="GetDriverControlsQCOM" extension="QCOM" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLint*" name="num" />
-    <param type="GLsizei" name="size" />
-    <param type="GLuint*" name="driverControls" />
+    <param type="GLint*" name="num" flow="in" />
+    <param type="GLsizei" name="size" flow="in" />
+    <param type="GLuint*" name="driverControls" flow="in" />
   </function>
   <function name="GetDriverControlStringQCOM" extension="QCOM" profile="" category="2.0" version="2.0">
     <returns type="void" />
-    <param type="GLuint" name="driverControl" />
-    <param type="GLsizei" name="bufSize" />
-    <param type="GLsizei*" name="length" />
-    <param type="char*" name="driverControlString" />
+    <param type="GLuint" name="driverControl" flow="in" />
+    <param type="GLsizei" name="bufSize" flow="in" />
+    <param type="GLsizei*" name="length" flow="in" />
+    <param type="char*" name="driverControlString" flow="in" />
   </function>
 </signatures>
\ No newline at end of file