Opentk/Source/OpenTK/Graphics/OpenGL/GLHelper.cs
2015-10-11 17:55:36 +01:00

1673 lines
57 KiB
C#

#region License
//
// The Open Toolkit Library License
//
// Copyright (c) 2006 - 2015 Stefanos Apostolopoulos for the Open Toolkit Library
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
// the Software, and to permit persons to whom the Software is furnished to do
// so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
//
#endregion
#region --- Using Directives ---
using System;
using System.Collections.Generic;
#if !MINIMAL
using System.Drawing;
#endif
using System.Text;
using System.Runtime.InteropServices;
using System.Reflection;
using System.Diagnostics;
using System.Reflection.Emit;
#endregion
namespace OpenTK.Graphics.OpenGL
{
/// <summary>
/// OpenGL bindings for .NET, implementing the full OpenGL API, including extensions.
/// </summary>
/// <remarks>
/// <para>
/// This class contains all OpenGL enums and functions defined in the latest OpenGL specification.
/// The official .spec files can be found at: http://opengl.org/registry/.
/// </para>
/// <para> A valid OpenGL context must be created before calling any OpenGL function.</para>
/// <para>
/// Use the GL.Load and GL.LoadAll methods to prepare function entry points prior to use. To maintain
/// cross-platform compatibility, this must be done for both core and extension functions. The GameWindow
/// and the GLControl class will take care of this automatically.
/// </para>
/// <para>
/// You can use the GL.SupportsExtension method to check whether any given category of extension functions
/// exists in the current OpenGL context. Keep in mind that different OpenGL contexts may support different
/// extensions, and under different entry points. Always check if all required extensions are still supported
/// when changing visuals or pixel formats.
/// </para>
/// <para>
/// You may retrieve the entry point for an OpenGL function using the GL.GetDelegate method.
/// </para>
/// </remarks>
/// <see href="http://opengl.org/registry/"/>
public sealed partial class GL : GraphicsBindingsBase
{
#region --- Fields ---
internal const string Library = "opengl32.dll";
static readonly object sync_root = new object();
static IntPtr[] EntryPoints;
static byte[] EntryPointNames;
static int[] EntryPointNameOffsets;
#endregion
#region Constructors
/// <summary>
/// Constructs a new instance.
/// </summary>
public GL()
{
_EntryPointsInstance = EntryPoints;
_EntryPointNamesInstance = EntryPointNames;
_EntryPointNameOffsetsInstance = EntryPointNameOffsets;
}
#endregion
#region --- Public Members ---
/// <summary>
/// Loads all OpenGL entry points (core and extension).
/// This method is provided for compatibility purposes with older OpenTK versions.
/// </summary>
[Obsolete("If you are using a context constructed outside of OpenTK, create a new GraphicsContext and pass your context handle to it. Otherwise, there is no need to call this method.")]
public static void LoadAll()
{
new GL().LoadEntryPoints();
}
#endregion
#region --- Protected Members ---
/// <summary>
/// Returns a synchronization token unique for the GL class.
/// </summary>
protected override object SyncRoot
{
get { return sync_root; }
}
#endregion
#region --- GL Overloads ---
#pragma warning disable 3019
#pragma warning disable 1591
#pragma warning disable 1572
#pragma warning disable 1573
// Note: Mono 1.9.1 truncates StringBuilder results (for 'out string' parameters).
// We work around this issue by doubling the StringBuilder capacity.
#region public static void Color[34]() overloads
public static void Color3(Color color)
{
GL.Color3(color.R, color.G, color.B);
}
public static void Color4(Color color)
{
GL.Color4(color.R, color.G, color.B, color.A);
}
public static void Color3(Vector3 color)
{
GL.Color3(color.X, color.Y, color.Z);
}
public static void Color4(Vector4 color)
{
GL.Color4(color.X, color.Y, color.Z, color.W);
}
public static void Color4(Color4 color)
{
GL.Color4(color.R, color.G, color.B, color.A);
}
#endregion
#region public static void ClearColor() overloads
public static void ClearColor(Color color)
{
GL.ClearColor(color.R / 255.0f, color.G / 255.0f, color.B / 255.0f, color.A / 255.0f);
}
public static void ClearColor(Color4 color)
{
GL.ClearColor(color.R, color.G, color.B, color.A);
}
#endregion
#region public static void BlendColor() overloads
public static void BlendColor(Color color)
{
GL.BlendColor(color.R / 255.0f, color.G / 255.0f, color.B / 255.0f, color.A / 255.0f);
}
public static void BlendColor(Color4 color)
{
GL.BlendColor(color.R, color.G, color.B, color.A);
}
#endregion
#region public static void Material() overloads
public static void Material(MaterialFace face, MaterialParameter pname, Vector4 @params)
{
unsafe { Material(face, pname, (float*)&@params.X); }
}
public static void Material(MaterialFace face, MaterialParameter pname, Color4 @params)
{
unsafe { GL.Material(face, pname, (float*)&@params); }
}
#endregion
#region public static void Light() overloads
public static void Light(LightName name, LightParameter pname, Vector4 @params)
{
unsafe { GL.Light(name, pname, (float*)&@params.X); }
}
public static void Light(LightName name, LightParameter pname, Color4 @params)
{
unsafe { GL.Light(name, pname, (float*)&@params); }
}
#endregion
#region Normal|RasterPos|Vertex|TexCoord|Rotate|Scale|Translate|*Matrix
public static void Normal3(Vector3 normal)
{
GL.Normal3(normal.X, normal.Y, normal.Z);
}
public static void RasterPos2(Vector2 pos)
{
GL.RasterPos2(pos.X, pos.Y);
}
public static void RasterPos3(Vector3 pos)
{
GL.RasterPos3(pos.X, pos.Y, pos.Z);
}
public static void RasterPos4(Vector4 pos)
{
GL.RasterPos4(pos.X, pos.Y, pos.Z, pos.W);
}
public static void Vertex2(Vector2 v)
{
GL.Vertex2(v.X, v.Y);
}
public static void Vertex3(Vector3 v)
{
GL.Vertex3(v.X, v.Y, v.Z);
}
public static void Vertex4(Vector4 v)
{
GL.Vertex4(v.X, v.Y, v.Z, v.W);
}
public static void TexCoord2(Vector2 v)
{
GL.TexCoord2(v.X, v.Y);
}
public static void TexCoord3(Vector3 v)
{
GL.TexCoord3(v.X, v.Y, v.Z);
}
public static void TexCoord4(Vector4 v)
{
GL.TexCoord4(v.X, v.Y, v.Z, v.W);
}
public static void Rotate(Single angle, Vector3 axis)
{
GL.Rotate((Single)angle, axis.X, axis.Y, axis.Z);
}
public static void Scale(Vector3 scale)
{
GL.Scale(scale.X, scale.Y, scale.Z);
}
public static void Translate(Vector3 trans)
{
GL.Translate(trans.X, trans.Y, trans.Z);
}
public static void MultMatrix(ref Matrix4 mat)
{
unsafe
{
fixed (Single* m_ptr = &mat.Row0.X)
{
GL.MultMatrix((Single*)m_ptr);
}
}
}
public static void LoadMatrix(ref Matrix4 mat)
{
unsafe
{
fixed (Single* m_ptr = &mat.Row0.X)
{
GL.LoadMatrix((Single*)m_ptr);
}
}
}
public static void LoadTransposeMatrix(ref Matrix4 mat)
{
unsafe
{
fixed (Single* m_ptr = &mat.Row0.X)
{
GL.LoadTransposeMatrix((Single*)m_ptr);
}
}
}
public static void MultTransposeMatrix(ref Matrix4 mat)
{
unsafe
{
fixed (Single* m_ptr = &mat.Row0.X)
{
GL.MultTransposeMatrix((Single*)m_ptr);
}
}
}
public static void Normal3(Vector3d normal)
{
GL.Normal3(normal.X, normal.Y, normal.Z);
}
public static void RasterPos2(Vector2d pos)
{
GL.RasterPos2(pos.X, pos.Y);
}
public static void RasterPos3(Vector3d pos)
{
GL.RasterPos3(pos.X, pos.Y, pos.Z);
}
public static void RasterPos4(Vector4d pos)
{
GL.RasterPos4(pos.X, pos.Y, pos.Z, pos.W);
}
public static void Vertex2(Vector2d v)
{
GL.Vertex2(v.X, v.Y);
}
public static void Vertex3(Vector3d v)
{
GL.Vertex3(v.X, v.Y, v.Z);
}
public static void Vertex4(Vector4d v)
{
GL.Vertex4(v.X, v.Y, v.Z, v.W);
}
public static void TexCoord2(Vector2d v)
{
GL.TexCoord2(v.X, v.Y);
}
public static void TexCoord3(Vector3d v)
{
GL.TexCoord3(v.X, v.Y, v.Z);
}
public static void TexCoord4(Vector4d v)
{
GL.TexCoord4(v.X, v.Y, v.Z, v.W);
}
public static void Rotate(double angle, Vector3d axis)
{
GL.Rotate((double)angle, axis.X, axis.Y, axis.Z);
}
public static void Scale(Vector3d scale)
{
GL.Scale(scale.X, scale.Y, scale.Z);
}
public static void Translate(Vector3d trans)
{
GL.Translate(trans.X, trans.Y, trans.Z);
}
public static void MultMatrix(ref Matrix4d mat)
{
unsafe
{
fixed (Double* m_ptr = &mat.Row0.X)
{
GL.MultMatrix((Double*)m_ptr);
}
}
}
public static void LoadMatrix(ref Matrix4d mat)
{
unsafe
{
fixed (Double* m_ptr = &mat.Row0.X)
{
GL.LoadMatrix((Double*)m_ptr);
}
}
}
public static void LoadTransposeMatrix(ref Matrix4d mat)
{
unsafe
{
fixed (Double* m_ptr = &mat.Row0.X)
{
GL.LoadTransposeMatrix((Double*)m_ptr);
}
}
}
public static void MultTransposeMatrix(ref Matrix4d mat)
{
unsafe
{
fixed (Double* m_ptr = &mat.Row0.X)
{
GL.MultTransposeMatrix((Double*)m_ptr);
}
}
}
#endregion
#region Uniform
[CLSCompliant(false)]
public static void Uniform2(int location, ref Vector2 vector)
{
GL.Uniform2(location, vector.X, vector.Y);
}
[CLSCompliant(false)]
public static void Uniform3(int location, ref Vector3 vector)
{
GL.Uniform3(location, vector.X, vector.Y, vector.Z);
}
[CLSCompliant(false)]
public static void Uniform4(int location, ref Vector4 vector)
{
GL.Uniform4(location, vector.X, vector.Y, vector.Z, vector.W);
}
public static void Uniform2(int location, Vector2 vector)
{
GL.Uniform2(location, vector.X, vector.Y);
}
public static void Uniform3(int location, Vector3 vector)
{
GL.Uniform3(location, vector.X, vector.Y, vector.Z);
}
public static void Uniform4(int location, Vector4 vector)
{
GL.Uniform4(location, vector.X, vector.Y, vector.Z, vector.W);
}
public static void Uniform4(int location, Color4 color)
{
GL.Uniform4(location, color.R, color.G, color.B, color.A);
}
public static void Uniform4(int location, Quaternion quaternion)
{
GL.Uniform4(location, quaternion.X, quaternion.Y, quaternion.Z, quaternion.W);
}
public static void UniformMatrix2(int location, bool transpose, ref Matrix2 matrix)
{
unsafe
{
fixed (float* matrix_ptr = &matrix.Row0.X)
{
GL.UniformMatrix2(location, 1, transpose, matrix_ptr);
}
}
}
public static void UniformMatrix2(int location, bool transpose, ref Matrix2d matrix)
{
unsafe
{
fixed (double* matrix_ptr = &matrix.Row0.X)
{
GL.UniformMatrix2(location, 1, transpose, matrix_ptr);
}
}
}
public static void UniformMatrix2x3(int location, bool transpose, ref Matrix2x3 matrix)
{
unsafe
{
fixed (float* matrix_ptr = &matrix.Row0.X)
{
GL.UniformMatrix2x3(location, 1, transpose, matrix_ptr);
}
}
}
public static void UniformMatrix2x3(int location, bool transpose, ref Matrix2x3d matrix)
{
unsafe
{
fixed (double* matrix_ptr = &matrix.Row0.X)
{
GL.UniformMatrix2x3(location, 1, transpose, matrix_ptr);
}
}
}
public static void UniformMatrix2x4(int location, bool transpose, ref Matrix2x4 matrix)
{
unsafe
{
fixed (float* matrix_ptr = &matrix.Row0.X)
{
GL.UniformMatrix2x4(location, 1, transpose, matrix_ptr);
}
}
}
public static void UniformMatrix2x4(int location, bool transpose, ref Matrix2x4d matrix)
{
unsafe
{
fixed (double* matrix_ptr = &matrix.Row0.X)
{
GL.UniformMatrix2x4(location, 1, transpose, matrix_ptr);
}
}
}
public static void UniformMatrix3x2(int location, bool transpose, ref Matrix3x2 matrix)
{
unsafe
{
fixed (float* matrix_ptr = &matrix.Row0.X)
{
GL.UniformMatrix3x2(location, 1, transpose, matrix_ptr);
}
}
}
public static void UniformMatrix3x2(int location, bool transpose, ref Matrix3x2d matrix)
{
unsafe
{
fixed (double* matrix_ptr = &matrix.Row0.X)
{
GL.UniformMatrix3x2(location, 1, transpose, matrix_ptr);
}
}
}
public static void UniformMatrix3(int location, bool transpose, ref Matrix3 matrix)
{
unsafe
{
fixed (float* matrix_ptr = &matrix.Row0.X)
{
GL.UniformMatrix3(location, 1, transpose, matrix_ptr);
}
}
}
public static void UniformMatrix3(int location, bool transpose, ref Matrix3d matrix)
{
unsafe
{
fixed (double* matrix_ptr = &matrix.Row0.X)
{
GL.UniformMatrix3(location, 1, transpose, matrix_ptr);
}
}
}
public static void UniformMatrix3x4(int location, bool transpose, ref Matrix3x4 matrix)
{
unsafe
{
fixed (float* matrix_ptr = &matrix.Row0.X)
{
GL.UniformMatrix3x4(location, 1, transpose, matrix_ptr);
}
}
}
public static void UniformMatrix3x4(int location, bool transpose, ref Matrix3x4d matrix)
{
unsafe
{
fixed (double* matrix_ptr = &matrix.Row0.X)
{
GL.UniformMatrix3x4(location, 1, transpose, matrix_ptr);
}
}
}
public static void UniformMatrix4x2(int location, bool transpose, ref Matrix4x2 matrix)
{
unsafe
{
fixed (float* matrix_ptr = &matrix.Row0.X)
{
GL.UniformMatrix4x2(location, 1, transpose, matrix_ptr);
}
}
}
public static void UniformMatrix4x2(int location, bool transpose, ref Matrix4x2d matrix)
{
unsafe
{
fixed (double* matrix_ptr = &matrix.Row0.X)
{
GL.UniformMatrix4x2(location, 1, transpose, matrix_ptr);
}
}
}
public static void UniformMatrix4x3(int location, bool transpose, ref Matrix4x3 matrix)
{
unsafe
{
fixed (float* matrix_ptr = &matrix.Row0.X)
{
GL.UniformMatrix4x3(location, 1, transpose, matrix_ptr);
}
}
}
public static void UniformMatrix4x3(int location, bool transpose, ref Matrix4x3d matrix)
{
unsafe
{
fixed (double* matrix_ptr = &matrix.Row0.X)
{
GL.UniformMatrix4x3(location, 1, transpose, matrix_ptr);
}
}
}
public static void UniformMatrix4(int location, bool transpose, ref Matrix4 matrix)
{
unsafe
{
fixed (float* matrix_ptr = &matrix.Row0.X)
{
GL.UniformMatrix4(location, 1, transpose, matrix_ptr);
}
}
}
public static void UniformMatrix4(int location, bool transpose, ref Matrix4d matrix)
{
unsafe
{
fixed (double* matrix_ptr = &matrix.Row0.X)
{
GL.UniformMatrix4(location, 1, transpose, matrix_ptr);
}
}
}
#endregion
#region ProgramUniform
[CLSCompliant(false)]
public static void ProgramUniform2(int program, int location, ref Vector2 vector)
{
GL.ProgramUniform2(program, location, vector.X, vector.Y);
}
[CLSCompliant(false)]
public static void ProgramUniform3(int program, int location, ref Vector3 vector)
{
GL.ProgramUniform3(program, location, vector.X, vector.Y, vector.Z);
}
[CLSCompliant(false)]
public static void ProgramUniform4(int program, int location, ref Vector4 vector)
{
GL.ProgramUniform4(program, location, vector.X, vector.Y, vector.Z, vector.W);
}
public static void ProgramUniform2(int program, int location, Vector2 vector)
{
GL.ProgramUniform2(program, location, vector.X, vector.Y);
}
public static void ProgramUniform3(int program, int location, Vector3 vector)
{
GL.ProgramUniform3(program, location, vector.X, vector.Y, vector.Z);
}
public static void ProgramUniform4(int program, int location, Vector4 vector)
{
GL.ProgramUniform4(program, location, vector.X, vector.Y, vector.Z, vector.W);
}
public static void ProgramUniform4(int program, int location, Color4 color)
{
GL.ProgramUniform4(program, location, color.R, color.G, color.B, color.A);
}
public static void ProgramUniform4(int program, int location, Quaternion quaternion)
{
GL.ProgramUniform4(program, location, quaternion.X, quaternion.Y, quaternion.Z, quaternion.W);
}
public static void ProgramUniformMatrix2(int program, int location, bool transpose, ref Matrix2 matrix)
{
unsafe
{
fixed (float* matrix_ptr = &matrix.Row0.X)
{
GL.ProgramUniformMatrix2(program, location, 1, transpose, matrix_ptr);
}
}
}
public static void ProgramUniformMatrix2(int program, int location, bool transpose, ref Matrix2d matrix)
{
unsafe
{
fixed (double* matrix_ptr = &matrix.Row0.X)
{
GL.ProgramUniformMatrix2(program, location, 1, transpose, matrix_ptr);
}
}
}
public static void ProgramUniformMatrix2x3(int program, int location, bool transpose, ref Matrix2x3 matrix)
{
unsafe
{
fixed (float* matrix_ptr = &matrix.Row0.X)
{
GL.ProgramUniformMatrix2x3(program, location, 1, transpose, matrix_ptr);
}
}
}
public static void ProgramUniformMatrix2x3(int program, int location, bool transpose, ref Matrix2x3d matrix)
{
unsafe
{
fixed (double* matrix_ptr = &matrix.Row0.X)
{
GL.ProgramUniformMatrix2x3(program, location, 1, transpose, matrix_ptr);
}
}
}
public static void ProgramUniformMatrix2x4(int program, int location, bool transpose, ref Matrix2x4 matrix)
{
unsafe
{
fixed (float* matrix_ptr = &matrix.Row0.X)
{
GL.ProgramUniformMatrix2x4(program, location, 1, transpose, matrix_ptr);
}
}
}
public static void ProgramUniformMatrix2x4(int program, int location, bool transpose, ref Matrix2x4d matrix)
{
unsafe
{
fixed (double* matrix_ptr = &matrix.Row0.X)
{
GL.ProgramUniformMatrix2x4(program, location, 1, transpose, matrix_ptr);
}
}
}
public static void ProgramUniformMatrix3x2(int program, int location, bool transpose, ref Matrix3x2 matrix)
{
unsafe
{
fixed (float* matrix_ptr = &matrix.Row0.X)
{
GL.ProgramUniformMatrix3x2(program, location, 1, transpose, matrix_ptr);
}
}
}
public static void ProgramUniformMatrix3x2(int program, int location, bool transpose, ref Matrix3x2d matrix)
{
unsafe
{
fixed (double* matrix_ptr = &matrix.Row0.X)
{
GL.ProgramUniformMatrix3x2(program, location, 1, transpose, matrix_ptr);
}
}
}
public static void ProgramUniformMatrix3(int program, int location, bool transpose, ref Matrix3 matrix)
{
unsafe
{
fixed (float* matrix_ptr = &matrix.Row0.X)
{
GL.ProgramUniformMatrix3(program, location, 1, transpose, matrix_ptr);
}
}
}
public static void ProgramUniformMatrix3(int program, int location, bool transpose, ref Matrix3d matrix)
{
unsafe
{
fixed (double* matrix_ptr = &matrix.Row0.X)
{
GL.ProgramUniformMatrix3(program, location, 1, transpose, matrix_ptr);
}
}
}
public static void ProgramUniformMatrix3x4(int program, int location, bool transpose, ref Matrix3x4 matrix)
{
unsafe
{
fixed (float* matrix_ptr = &matrix.Row0.X)
{
GL.ProgramUniformMatrix3x4(program, location, 1, transpose, matrix_ptr);
}
}
}
public static void ProgramUniformMatrix3x4(int program, int location, bool transpose, ref Matrix3x4d matrix)
{
unsafe
{
fixed (double* matrix_ptr = &matrix.Row0.X)
{
GL.ProgramUniformMatrix3x4(program, location, 1, transpose, matrix_ptr);
}
}
}
public static void ProgramUniformMatrix4x2(int program, int location, bool transpose, ref Matrix4x2 matrix)
{
unsafe
{
fixed (float* matrix_ptr = &matrix.Row0.X)
{
GL.ProgramUniformMatrix4x2(program, location, 1, transpose, matrix_ptr);
}
}
}
public static void ProgramUniformMatrix4x2(int program, int location, bool transpose, ref Matrix4x2d matrix)
{
unsafe
{
fixed (double* matrix_ptr = &matrix.Row0.X)
{
GL.ProgramUniformMatrix4x2(program, location, 1, transpose, matrix_ptr);
}
}
}
public static void ProgramUniformMatrix4x3(int program, int location, bool transpose, ref Matrix4x3 matrix)
{
unsafe
{
fixed (float* matrix_ptr = &matrix.Row0.X)
{
GL.ProgramUniformMatrix4x3(program, location, 1, transpose, matrix_ptr);
}
}
}
public static void ProgramUniformMatrix4x3(int program, int location, bool transpose, ref Matrix4x3d matrix)
{
unsafe
{
fixed (double* matrix_ptr = &matrix.Row0.X)
{
GL.ProgramUniformMatrix4x3(program, location, 1, transpose, matrix_ptr);
}
}
}
public static void ProgramUniformMatrix4(int program, int location, bool transpose, ref Matrix4 matrix)
{
unsafe
{
fixed (float* matrix_ptr = &matrix.Row0.X)
{
GL.ProgramUniformMatrix4(program, location, 1, transpose, matrix_ptr);
}
}
}
public static void ProgramUniformMatrix4(int program, int location, bool transpose, ref Matrix4d matrix)
{
unsafe
{
fixed (double* matrix_ptr = &matrix.Row0.X)
{
GL.ProgramUniformMatrix4(program, location, 1, transpose, matrix_ptr);
}
}
}
#endregion
#region Shaders
#region GetActiveAttrib
public static string GetActiveAttrib(int program, int index, out int size, out ActiveAttribType type)
{
int length;
GetProgram(program, OpenTK.Graphics.OpenGL.GetProgramParameterName.ActiveAttributeMaxLength, out length);
StringBuilder sb = new StringBuilder(length == 0 ? 1 : length * 2);
GetActiveAttrib(program, index, sb.Capacity, out length, out size, out type, sb);
return sb.ToString();
}
#endregion
#region GetActiveUniform
public static string GetActiveUniform(int program, int uniformIndex, out int size, out ActiveUniformType type)
{
int length;
GetProgram(program, OpenTK.Graphics.OpenGL.GetProgramParameterName.ActiveUniformMaxLength, out length);
StringBuilder sb = new StringBuilder(length == 0 ? 1 : length);
GetActiveUniform(program, uniformIndex, sb.Capacity, out length, out size, out type, sb);
return sb.ToString();
}
#endregion
#region GetActiveUniformName
public static string GetActiveUniformName(int program, int uniformIndex)
{
int length;
GetProgram(program, OpenTK.Graphics.OpenGL.GetProgramParameterName.ActiveUniformMaxLength, out length);
StringBuilder sb = new StringBuilder(length == 0 ? 1 : length * 2);
GetActiveUniformName(program, uniformIndex, sb.Capacity, out length, sb);
return sb.ToString();
}
#endregion
#region GetActiveUniformBlockName
public static string GetActiveUniformBlockName(int program, int uniformIndex)
{
int length;
GetProgram(program, OpenTK.Graphics.OpenGL.GetProgramParameterName.ActiveUniformBlockMaxNameLength, out length);
StringBuilder sb = new StringBuilder(length == 0 ? 1 : length * 2);
GetActiveUniformBlockName(program, uniformIndex, sb.Capacity, out length, sb);
return sb.ToString();
}
#endregion
#region public static void ShaderSource(Int32 shader, System.String @string)
public static void ShaderSource(Int32 shader, System.String @string)
{
unsafe
{
int length = @string.Length;
GL.ShaderSource((UInt32)shader, 1, new string[] { @string }, &length);
}
}
#endregion
#region public static string GetShaderInfoLog(Int32 shader)
public static string GetShaderInfoLog(Int32 shader)
{
string info;
GetShaderInfoLog(shader, out info);
return info;
}
#endregion
#region public static void GetShaderInfoLog(Int32 shader, out string info)
public static void GetShaderInfoLog(Int32 shader, out string info)
{
unsafe
{
int length;
GL.GetShader(shader, ShaderParameter.InfoLogLength, out length);
if (length == 0)
{
info = String.Empty;
return;
}
StringBuilder sb = new StringBuilder(length * 2);
GL.GetShaderInfoLog((UInt32)shader, sb.Capacity, &length, sb);
info = sb.ToString();
}
}
#endregion
#region public static string GetProgramInfoLog(Int32 program)
public static string GetProgramInfoLog(Int32 program)
{
string info;
GetProgramInfoLog(program, out info);
return info;
}
#endregion
#region public static void GetProgramInfoLog(Int32 program, out string info)
public static void GetProgramInfoLog(Int32 program, out string info)
{
unsafe
{
int length;
GL.GetProgram(program, OpenTK.Graphics.OpenGL.GetProgramParameterName.InfoLogLength, out length); if (length == 0)
{
info = String.Empty;
return;
}
StringBuilder sb = new StringBuilder(length * 2);
GL.GetProgramInfoLog((UInt32)program, sb.Capacity, &length, sb);
info = sb.ToString();
}
}
#endregion
#endregion
#region public static void PointParameter(PointSpriteCoordOriginParameter param)
/// <summary>
/// Helper function that defines the coordinate origin of the Point Sprite.
/// </summary>
/// <param name="param">
/// A OpenTK.Graphics.OpenGL.GL.PointSpriteCoordOriginParameter token,
/// denoting the origin of the Point Sprite.
/// </param>
public static void PointParameter(PointSpriteCoordOriginParameter param)
{
GL.PointParameter(PointParameterName.PointSpriteCoordOrigin, (int)param);
}
#endregion
#region VertexAttrib|MultiTexCoord
[CLSCompliant(false)]
public static void VertexAttrib2(Int32 index, ref Vector2 v)
{
GL.VertexAttrib2(index, v.X, v.Y);
}
[CLSCompliant(false)]
public static void VertexAttrib3(Int32 index, ref Vector3 v)
{
GL.VertexAttrib3(index, v.X, v.Y, v.Z);
}
[CLSCompliant(false)]
public static void VertexAttrib4(Int32 index, ref Vector4 v)
{
GL.VertexAttrib4(index, v.X, v.Y, v.Z, v.W);
}
public static void VertexAttrib2(Int32 index, Vector2 v)
{
GL.VertexAttrib2(index, v.X, v.Y);
}
public static void VertexAttrib3(Int32 index, Vector3 v)
{
GL.VertexAttrib3(index, v.X, v.Y, v.Z);
}
public static void VertexAttrib4(Int32 index, Vector4 v)
{
GL.VertexAttrib4(index, v.X, v.Y, v.Z, v.W);
}
public static void MultiTexCoord2(TextureUnit target, ref Vector2 v)
{
GL.MultiTexCoord2(target, v.X, v.Y);
}
public static void MultiTexCoord3(TextureUnit target, ref Vector3 v)
{
GL.MultiTexCoord3(target, v.X, v.Y, v.Z);
}
public static void MultiTexCoord4(TextureUnit target, ref Vector4 v)
{
GL.MultiTexCoord4(target, v.X, v.Y, v.Z, v.W);
}
[CLSCompliant(false)]
public static void VertexAttrib2(Int32 index, ref Vector2d v)
{
GL.VertexAttrib2(index, v.X, v.Y);
}
[CLSCompliant(false)]
public static void VertexAttrib3(Int32 index, ref Vector3d v)
{
GL.VertexAttrib3(index, v.X, v.Y, v.Z);
}
[CLSCompliant(false)]
public static void VertexAttrib4(Int32 index, ref Vector4d v)
{
GL.VertexAttrib4(index, v.X, v.Y, v.Z, v.W);
}
public static void VertexAttrib2(Int32 index, Vector2d v)
{
GL.VertexAttrib2(index, v.X, v.Y);
}
public static void VertexAttrib3(Int32 index, Vector3d v)
{
GL.VertexAttrib3(index, v.X, v.Y, v.Z);
}
public static void VertexAttrib4(Int32 index, Vector4d v)
{
GL.VertexAttrib4(index, v.X, v.Y, v.Z, v.W);
}
public static void MultiTexCoord2(TextureUnit target, ref Vector2d v)
{
GL.MultiTexCoord2(target, v.X, v.Y);
}
public static void MultiTexCoord3(TextureUnit target, ref Vector3d v)
{
GL.MultiTexCoord3(target, v.X, v.Y, v.Z);
}
public static void MultiTexCoord4(TextureUnit target, ref Vector4d v)
{
GL.MultiTexCoord4(target, v.X, v.Y, v.Z, v.W);
}
#endregion
#region Rect
[CLSCompliant(false)]
public static void Rect(RectangleF rect)
{
GL.Rect(rect.Left, rect.Top, rect.Right, rect.Bottom);
}
[CLSCompliant(false)]
public static void Rect(Rectangle rect)
{
GL.Rect(rect.Left, rect.Top, rect.Right, rect.Bottom);
}
[CLSCompliant(false)]
public static void Rect(ref RectangleF rect)
{
GL.Rect(rect.Left, rect.Top, rect.Right, rect.Bottom);
}
[CLSCompliant(false)]
public static void Rect(ref Rectangle rect)
{
GL.Rect(rect.Left, rect.Top, rect.Right, rect.Bottom);
}
#endregion
#region [Vertex|Normal|Index|Color|FogCoord|VertexAttrib]Pointer
public static void VertexPointer(int size, VertexPointerType type, int stride, int offset)
{
VertexPointer(size, type, stride, (IntPtr)offset);
}
public static void NormalPointer(NormalPointerType type, int stride, int offset)
{
NormalPointer(type, stride, (IntPtr)offset);
}
public static void IndexPointer(IndexPointerType type, int stride, int offset)
{
IndexPointer(type, stride, (IntPtr)offset);
}
public static void ColorPointer(int size, ColorPointerType type, int stride, int offset)
{
ColorPointer(size, type, stride, (IntPtr)offset);
}
public static void FogCoordPointer(FogPointerType type, int stride, int offset)
{
FogCoordPointer(type, stride, (IntPtr)offset);
}
public static void EdgeFlagPointer(int stride, int offset)
{
EdgeFlagPointer(stride, (IntPtr)offset);
}
public static void TexCoordPointer(int size, TexCoordPointerType type, int stride, int offset)
{
TexCoordPointer(size, type, stride, (IntPtr)offset);
}
public static void VertexAttribPointer(int index, int size, VertexAttribPointerType type, bool normalized, int stride, int offset)
{
VertexAttribPointer(index, size, type, normalized, stride, (IntPtr)offset);
}
#endregion
#region Get[Float|Double]
public static void GetFloat(GetPName pname, out Vector2 vector)
{
unsafe
{
fixed (Vector2* ptr = &vector)
GetFloat(pname, (float*)ptr);
}
}
public static void GetFloat(GetPName pname, out Vector3 vector)
{
unsafe
{
fixed (Vector3* ptr = &vector)
GetFloat(pname, (float*)ptr);
}
}
public static void GetFloat(GetPName pname, out Vector4 vector)
{
unsafe
{
fixed (Vector4* ptr = &vector)
GetFloat(pname, (float*)ptr);
}
}
public static void GetFloat(GetPName pname, out Matrix4 matrix)
{
unsafe
{
fixed (Matrix4* ptr = &matrix)
GetFloat(pname, (float*)ptr);
}
}
public static void GetDouble(GetPName pname, out Vector2d vector)
{
unsafe
{
fixed (Vector2d* ptr = &vector)
GetDouble(pname, (double*)ptr);
}
}
public static void GetDouble(GetPName pname, out Vector3d vector)
{
unsafe
{
fixed (Vector3d* ptr = &vector)
GetDouble(pname, (double*)ptr);
}
}
public static void GetDouble(GetPName pname, out Vector4d vector)
{
unsafe
{
fixed (Vector4d* ptr = &vector)
GetDouble(pname, (double*)ptr);
}
}
public static void GetDouble(GetPName pname, out Matrix4d matrix)
{
unsafe
{
fixed (Matrix4d* ptr = &matrix)
GetDouble(pname, (double*)ptr);
}
}
#endregion
#region Viewport
public static void Viewport(Size size)
{
GL.Viewport(0, 0, size.Width, size.Height);
}
public static void Viewport(Point location, Size size)
{
GL.Viewport(location.X, location.Y, size.Width, size.Height);
}
public static void Viewport(Rectangle rectangle)
{
GL.Viewport(rectangle.X, rectangle.Y, rectangle.Width, rectangle.Height);
}
#if MINIMAL
public static void Viewport(OpenTK.Point location, OpenTK.Size size)
{
GL.Viewport(location.X, location.Y, size.Width, size.Height);
}
public static void Viewport(OpenTK.Rectangle rectangle)
{
GL.Viewport(rectangle.X, rectangle.Y, rectangle.Width, rectangle.Height);
}
#endif
#endregion
#region TexEnv
public static void TexEnv(TextureEnvTarget target, TextureEnvParameter pname, Color color)
{
Color4 c = new Color4(color.R, color.G, color.B, color.A);
unsafe
{
TexEnv(target, pname, &c.R);
}
}
public static void TexEnv(TextureEnvTarget target, TextureEnvParameter pname, Color4 color)
{
unsafe
{
TexEnv(target, pname, &color.R);
}
}
#endregion
#region Obsolete
[Obsolete("Use DisableClientState(ArrayCap) instead")]
public static void DisableClientState(OpenTK.Graphics.OpenGL.EnableCap array)
{
DisableClientState((ArrayCap)array);
}
[Obsolete("Use EnableClientState(ArrayCap) instead.")]
public static void EnableClientState(OpenTK.Graphics.OpenGL.EnableCap array)
{
EnableClientState((ArrayCap)array);
}
[Obsolete("Use GetActiveUniforms(..., ActiveUniformParameter, ...) instead.")]
public static void GetActiveUniforms(Int32 program, Int32 uniformCount, Int32[] uniformIndices, ArbUniformBufferObject pname, [OutAttribute] Int32[] @params)
{
GetActiveUniforms(program, uniformCount, uniformIndices, (ActiveUniformParameter)pname, @params);
}
[Obsolete("Use GetActiveUniforms(..., ActiveUniformParameter, ...) instead.")]
public static void GetActiveUniforms(Int32 program, Int32 uniformCount, ref Int32 uniformIndices, ArbUniformBufferObject pname, [OutAttribute] out Int32 @params)
{
GetActiveUniforms(program, uniformCount, ref uniformIndices, (ActiveUniformParameter)pname, out @params);
}
[System.CLSCompliant(false)]
[Obsolete("Use GetActiveUniforms(..., ActiveUniformParameter, ...) instead.")]
public static unsafe void GetActiveUniforms(Int32 program, Int32 uniformCount, Int32* uniformIndices, ArbUniformBufferObject pname, [OutAttribute] Int32* @params)
{
GetActiveUniforms(program, uniformCount, uniformIndices, (ActiveUniformParameter)pname, @params);
}
[System.CLSCompliant(false)]
[Obsolete("Use GetActiveUniforms(..., ActiveUniformParameter, ...) instead.")]
public static void GetActiveUniforms(UInt32 program, Int32 uniformCount, UInt32[] uniformIndices, ArbUniformBufferObject pname, [OutAttribute] Int32[] @params)
{
GetActiveUniforms(program, uniformCount, uniformIndices, (ActiveUniformParameter)pname, @params);
}
[System.CLSCompliant(false)]
[Obsolete("Use GetActiveUniforms(..., ActiveUniformParameter, ...) instead.")]
public static void GetActiveUniforms(UInt32 program, Int32 uniformCount, ref UInt32 uniformIndices, ArbUniformBufferObject pname, [OutAttribute] out Int32 @params)
{
GetActiveUniforms(program, uniformCount, ref uniformIndices, (ActiveUniformParameter)pname, out @params);
}
[System.CLSCompliant(false)]
[Obsolete("Use GetActiveUniforms(..., ActiveUniformParameter, ...) instead.")]
public static unsafe void GetActiveUniforms(UInt32 program, Int32 uniformCount, UInt32* uniformIndices, ArbUniformBufferObject pname, [OutAttribute] Int32* @params)
{
GetActiveUniforms(program, uniformCount, uniformIndices, (ActiveUniformParameter)pname, @params);
}
[Obsolete("Use strongly-typed overload instead")]
public static void GetBufferParameteri64(Version32 target, Version32 pname, [OutAttribute] Int64[] @params)
{
GL.GetBufferParameter((BufferTarget)target, (BufferParameterName)pname, @params);
}
[Obsolete("Use strongly-typed overload instead")]
public static void GetBufferParameteri64(Version32 target, Version32 pname, out Int64 @params)
{
GL.GetBufferParameter((BufferTarget)target, (BufferParameterName)pname, out @params);
}
[Obsolete("Use strongly-typed overload instead")]
[CLSCompliant(false)]
public static unsafe void GetBufferParameteri64(Version32 target, Version32 pname, [OutAttribute] Int64* @params)
{
GL.GetBufferParameter((BufferTarget)target, (BufferParameterName)pname, @params);
}
[Obsolete("Use GL.Arb.FramebufferTextureFace instead (OpenGL spec bug)")]
public static void FramebufferTextureFace(Version32 target, Version32 attachment,
int texture, int level, Version32 face)
{
Arb.FramebufferTextureFace((FramebufferTarget)target,
(FramebufferAttachment)attachment, texture, level, (TextureTarget)face);
}
[Obsolete("Use GL.Arb.FramebufferTextureFace instead (OpenGL spec bug)")]
[CLSCompliant(false)]
public static void FramebufferTextureFace(Version32 target, Version32 attachment,
uint texture, int level, Version32 face)
{
Arb.FramebufferTextureFace((FramebufferTarget)target,
(FramebufferAttachment)attachment, texture, level, (TextureTarget)face);
}
public static partial class Arb
{
[Obsolete("Use ProgramParameter(..., AssemblyProgramParameterArb, ...) instead.")]
public static void ProgramParameter(Int32 program, ArbGeometryShader4 pname, Int32 value)
{
ProgramParameter(program, (AssemblyProgramParameterArb)pname, value);
}
[Obsolete("Use ProgramParameter(..., AssemblyProgramParameterArb, ...) instead.")]
[CLSCompliant(false)]
public static void ProgramParameter(UInt32 program, ArbGeometryShader4 pname, Int32 value)
{
ProgramParameter(program, (AssemblyProgramParameterArb)pname, value);
}
}
public static partial class Ext
{
/// <summary>[requires: EXT_direct_state_access]</summary>
[Obsolete("Use ClearNamedBufferSubData(..., format, type, data) instead.")]
public static void ClearNamedBufferSubData(Int32 buffer, OpenTK.Graphics.OpenGL.ExtDirectStateAccess internalformat, OpenTK.Graphics.OpenGL.PixelFormat format, OpenTK.Graphics.OpenGL.PixelType type, IntPtr offset, IntPtr size, IntPtr data)
{
ClearNamedBufferSubData(buffer, internalformat, offset, size, format, type, data);
}
/// <summary>[requires: EXT_direct_state_access]</summary>
[Obsolete("Use ClearNamedBufferSubData(..., format, type, data) instead.")]
[CLSCompliant(false)]
public static void ClearNamedBufferSubData<T6>(Int32 buffer, OpenTK.Graphics.OpenGL.ExtDirectStateAccess internalformat, OpenTK.Graphics.OpenGL.PixelFormat format, OpenTK.Graphics.OpenGL.PixelType type, IntPtr offset, IntPtr size, [InAttribute, OutAttribute] T6[] data)
where T6 : struct
{
ClearNamedBufferSubData(buffer, internalformat, offset, size, format, type, data);
}
/// <summary>[requires: EXT_direct_state_access]</summary>
[Obsolete("Use ClearNamedBufferSubData(..., format, type, data) instead.")]
[CLSCompliant(false)]
public static void ClearNamedBufferSubData<T6>(Int32 buffer, OpenTK.Graphics.OpenGL.ExtDirectStateAccess internalformat, OpenTK.Graphics.OpenGL.PixelFormat format, OpenTK.Graphics.OpenGL.PixelType type, IntPtr offset, IntPtr size, [InAttribute, OutAttribute] T6[,] data)
where T6 : struct
{
ClearNamedBufferSubData(buffer, internalformat, offset, size, format, type, data);
}
/// <summary>[requires: EXT_direct_state_access]</summary>
[Obsolete("Use ClearNamedBufferSubData(..., format, type, data) instead.")]
[CLSCompliant(false)]
public static void ClearNamedBufferSubData<T6>(Int32 buffer, OpenTK.Graphics.OpenGL.ExtDirectStateAccess internalformat, OpenTK.Graphics.OpenGL.PixelFormat format, OpenTK.Graphics.OpenGL.PixelType type, IntPtr offset, IntPtr size, [InAttribute, OutAttribute] T6[,,] data)
where T6 : struct
{
ClearNamedBufferSubData(buffer, internalformat, offset, size, format, type, data);
}
/// <summary>[requires: EXT_direct_state_access]</summary>
[Obsolete("Use ClearNamedBufferSubData(..., format, type, data) instead.")]
[CLSCompliant(false)]
public static void ClearNamedBufferSubData<T6>(Int32 buffer, OpenTK.Graphics.OpenGL.ExtDirectStateAccess internalformat, OpenTK.Graphics.OpenGL.PixelFormat format, OpenTK.Graphics.OpenGL.PixelType type, IntPtr offset, IntPtr size, [InAttribute, OutAttribute] ref T6 data)
where T6 : struct
{
ClearNamedBufferSubData(buffer, internalformat, offset, size, format, type, ref data);
}
/// <summary>[requires: EXT_direct_state_access]</summary>
[Obsolete("Use ClearNamedBufferSubData(..., format, type, data) instead.")]
[CLSCompliant(false)]
public static void ClearNamedBufferSubData(UInt32 buffer, OpenTK.Graphics.OpenGL.ExtDirectStateAccess internalformat, OpenTK.Graphics.OpenGL.PixelFormat format, OpenTK.Graphics.OpenGL.PixelType type, IntPtr offset, IntPtr size, IntPtr data)
{
ClearNamedBufferSubData(buffer, internalformat, offset, size, format, type, data);
}
/// <summary>[requires: EXT_direct_state_access]</summary>
[Obsolete("Use ClearNamedBufferSubData(..., format, type, data) instead.")]
[CLSCompliant(false)]
public static void ClearNamedBufferSubData<T6>(UInt32 buffer, OpenTK.Graphics.OpenGL.ExtDirectStateAccess internalformat, OpenTK.Graphics.OpenGL.PixelFormat format, OpenTK.Graphics.OpenGL.PixelType type, IntPtr offset, IntPtr size, [InAttribute, OutAttribute] T6[] data)
where T6 : struct
{
ClearNamedBufferSubData(buffer, internalformat, offset, size, format, type, data);
}
/// <summary>[requires: EXT_direct_state_access]</summary>
[Obsolete("Use ClearNamedBufferSubData(..., format, type, data) instead.")]
[CLSCompliant(false)]
public static void ClearNamedBufferSubData<T6>(UInt32 buffer, OpenTK.Graphics.OpenGL.ExtDirectStateAccess internalformat, OpenTK.Graphics.OpenGL.PixelFormat format, OpenTK.Graphics.OpenGL.PixelType type, IntPtr offset, IntPtr size, [InAttribute, OutAttribute] T6[,] data)
where T6 : struct
{
ClearNamedBufferSubData(buffer, internalformat, offset, size, format, type, data);
}
/// <summary>[requires: EXT_direct_state_access]</summary>
[Obsolete("Use ClearNamedBufferSubData(..., format, type, data) instead.")]
[CLSCompliant(false)]
public static void ClearNamedBufferSubData<T6>(UInt32 buffer, OpenTK.Graphics.OpenGL.ExtDirectStateAccess internalformat, OpenTK.Graphics.OpenGL.PixelFormat format, OpenTK.Graphics.OpenGL.PixelType type, IntPtr offset, IntPtr size, [InAttribute, OutAttribute] T6[,,] data)
where T6 : struct
{
ClearNamedBufferSubData(buffer, internalformat, offset, size, format, type, data);
}
/// <summary>[requires: EXT_direct_state_access]</summary>
[Obsolete("Use ClearNamedBufferSubData(..., format, type, data) instead.")]
[CLSCompliant(false)]
public static void ClearNamedBufferSubData<T6>(UInt32 buffer, OpenTK.Graphics.OpenGL.ExtDirectStateAccess internalformat, OpenTK.Graphics.OpenGL.PixelFormat format, OpenTK.Graphics.OpenGL.PixelType type, IntPtr offset, IntPtr size, [InAttribute, OutAttribute] ref T6 data)
where T6 : struct
{
ClearNamedBufferSubData(buffer, internalformat, offset, size, format, type, ref data);
}
[Obsolete("Use ProgramParameter(..., AssemblyProgramParameterArb, ...) instead.")]
public static void ProgramParameter(Int32 program, ExtGeometryShader4 pname, Int32 value)
{
ProgramParameter(program, (AssemblyProgramParameterArb)pname, value);
}
[Obsolete("Use ProgramParameter(..., AssemblyProgramParameterArb, ...) instead.")]
[CLSCompliant(false)]
public static void ProgramParameter(UInt32 program, ExtGeometryShader4 pname, Int32 value)
{
ProgramParameter(program, (AssemblyProgramParameterArb)pname, value);
}
}
#endregion
#pragma warning restore 3019
#pragma warning restore 1591
#pragma warning restore 1572
#pragma warning restore 1573
#endregion
}
#pragma warning disable 1574 // XML comment cref attribute could not be resolved, compiler bug in Mono 3.4.0
/// <summary>
/// Defines the signature of a debug callback for
/// <see cref="GL.Amd.DebugMessageCallback"/>.
/// </summary>
/// <param name="id">The id of this debug message.</param>
/// <param name="category">The <see cref="AmdDebugOutput"/> category for this debug message.</param>
/// <param name="severity">The <see cref="AmdDebugOutput"/> severity for this debug message.</param>
/// <param name="length">The length of this debug message.</param>
/// <param name="message">A pointer to a null-terminated ASCII C string, representing the content of this debug message.</param>
/// <param name="userParam">A pointer to a user-specified parameter.</param>
[UnmanagedFunctionPointer(CallingConvention.Winapi)]
public delegate void DebugProcAmd(int id,
AmdDebugOutput category, AmdDebugOutput severity,
int length, IntPtr message, IntPtr userParam);
/// <summary>
/// Defines the signature of a debug callback for
/// <see cref="GL.Arb.DebugMessageCallback"/>.
/// </summary>
/// <param name="source">The <see cref="DebugSource"/> for this debug message.</param>
/// <param name="type">The <see cref="DebugType"/> for this debug message.</param>
/// <param name="id">The id of this debug message.</param>
/// <param name="severity">The <see cref="DebugSeverity"/> for this debug message.</param>
/// <param name="length">The length of this debug message.</param>
/// <param name="message">A pointer to a null-terminated ASCII C string, representing the content of this debug message.</param>
/// <param name="userParam">A pointer to a user-specified parameter.</param>
[UnmanagedFunctionPointer(CallingConvention.Winapi)]
public delegate void DebugProcArb(
DebugSource source, DebugType type, int id,
DebugSeverity severity, int length, IntPtr message,
IntPtr userParam);
/// <summary>
/// Defines the signature of a debug callback for
/// <see cref="GL.DebugMessageCallback"/>.
/// </summary>
/// <param name="source">The <see cref="DebugSource"/> for this debug message.</param>
/// <param name="type">The <see cref="DebugType"/> for this debug message.</param>
/// <param name="id">The id of this debug message.</param>
/// <param name="severity">The <see cref="DebugSeverity"/> for this debug message.</param>
/// <param name="length">The length of this debug message.</param>
/// <param name="message">A pointer to a null-terminated ASCII C string, representing the content of this debug message.</param>
/// <param name="userParam">A pointer to a user-specified parameter.</param>
[UnmanagedFunctionPointer(CallingConvention.Winapi)]
public delegate void DebugProc(
DebugSource source, DebugType type, int id,
DebugSeverity severity, int length, IntPtr message,
IntPtr userParam);
/// <summary>
/// Defines the signature of a debug callback for
/// <see cref="GL.Khr.DebugMessageCallback"/>.
/// </summary>
/// <param name="source">The <see cref="DebugSource"/> for this debug message.</param>
/// <param name="type">The <see cref="DebugType"/> for this debug message.</param>
/// <param name="id">The id of this debug message.</param>
/// <param name="severity">The <see cref="DebugSeverity"/> for this debug message.</param>
/// <param name="length">The length of this debug message.</param>
/// <param name="message">A pointer to a null-terminated ASCII C string, representing the content of this debug message.</param>
/// <param name="userParam">A pointer to a user-specified parameter.</param>
[UnmanagedFunctionPointer(CallingConvention.Winapi)]
public delegate void DebugProcKhr(
DebugSource source, DebugType type, int id,
DebugSeverity severity, int length, IntPtr message,
IntPtr userParam);
#pragma warning restore 1574 // XML comment cref attribute could not be resolved, compiler bug in Mono 3.4.0
}