mirror of
https://github.com/Ryujinx/GLWidget.git
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glxcontexts
This commit is contained in:
Emmanuel
parent
6fed327bc6
commit
e59894411d
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@ -55,11 +55,13 @@ namespace OpenTK
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public bool HandleRendering { get; set; } = false;
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#endregion
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public IGraphicsContext NativeGraphicsContext { get; private set; }
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#region Attributes
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#endregion
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private bool _initialized;
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#region Attributes
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private bool _initialized;
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#endregion
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@ -184,13 +186,13 @@ namespace OpenTK
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OnRenderFrame();
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}
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cr.SetSourceColor(new Color(0, 0, 0, 1));
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/*cr.SetSourceColor(new Color(0, 0, 0, 1));
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cr.Paint();
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var scale = this.ScaleFactor;
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Gdk.CairoHelper.DrawFromGl(cr, this.Window, _renderbuffer, (int)ObjectLabelIdentifier.Renderbuffer, scale, 0, 0, AllocatedWidth, AllocatedHeight);
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*/
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return true;
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}
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@ -198,11 +200,13 @@ namespace OpenTK
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{
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GL.Flush();
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QueueDraw();
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//QueueDraw();
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RecreateFramebuffer();
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OpenTK.GraphicsContext.GetCurrentContext(Window.Handle).SwapBuffers();
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if (HandleRendering)
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//RecreateFramebuffer();
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if (!HandleRendering)
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{
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ClearCurrent();
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}
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@ -210,8 +214,9 @@ namespace OpenTK
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public void MakeCurrent()
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{
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GraphicsContext?.MakeCurrent();
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GL.BindFramebuffer(FramebufferTarget.Framebuffer, _framebuffer);
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ClearCurrent();
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NativeGraphicsContext?.MakeCurrent();
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GL.BindFramebuffer(FramebufferTarget.Framebuffer, 0);
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}
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public void ClearCurrent()
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@ -292,12 +297,16 @@ namespace OpenTK
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GraphicsContext.MakeCurrent();
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if (!GTKBindingContext.Loaded)
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if (!GTKBindingHelper.Loaded)
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{
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GTKBindingContext.InitializeGlBindings();
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GTKBindingHelper.InitializeGlBindings();
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}
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CreateFramebuffer();
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OpenTK.GraphicsContext.Display = this.Display.Handle;
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NativeGraphicsContext = OpenTK.GraphicsContext.GetCurrentContext(this.Window.Handle);
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// CreateFramebuffer();
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OnInitialized();
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@ -1,4 +1,4 @@
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using System;
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using System;
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using OpenTK;
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using System.Runtime.InteropServices;
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using System.Collections.Generic;
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@ -6,8 +6,29 @@ using System.Reflection;
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namespace OpenTK
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{
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public class GTKBindingContext : IBindingsContext
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public class GTKBindingHelper : IBindingsContext
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{
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public static OSPlatform CurrentPlatform
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{
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get
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{
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if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
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{
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return OSPlatform.Windows;
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}
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else if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
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{
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return OSPlatform.Linux;
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}
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else if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
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{
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return OSPlatform.OSX;
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}
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return OSPlatform.Create("None");
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}
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}
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public static bool Loaded;
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private const string GlxLibrary = "libGL.so.1";
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@ -24,7 +45,7 @@ namespace OpenTK
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public IntPtr GetProcAddress(string procName)
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{
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if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
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if (CurrentPlatform == OSPlatform.Windows)
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{
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var addr = GetProcAddressWgl(procName);
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if (addr == null || addr == IntPtr.Zero)
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@ -40,11 +61,11 @@ namespace OpenTK
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}
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return addr;
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}
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else if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
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else if (CurrentPlatform == OSPlatform.Linux)
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{
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return GetProcAddressGlx(procName);
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}
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else if(RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
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else if(CurrentPlatform == OSPlatform.OSX)
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{
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var osxAddr = !IsGlxRequired ? GetProcAddressOSX(procName) : GetProcAddressGlx(procName);
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if (osxAddr != IntPtr.Zero)
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@ -78,7 +99,7 @@ namespace OpenTK
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return;
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}
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var provider = new GTKBindingContext();
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var provider = new GTKBindingHelper();
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void LoadBindings(string typeNamespace)
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{
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@ -165,7 +186,7 @@ namespace OpenTK
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return symbol;
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}
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private static class UnsafeNativeMethods
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internal static class UnsafeNativeMethods
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{
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[DllImport("kernel32.dll", SetLastError = true)]
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internal static extern IntPtr GetProcAddress(IntPtr handle, string funcname);
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@ -179,6 +200,18 @@ namespace OpenTK
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[DllImport(WglLibrary, EntryPoint = "wglGetProcAddress", ExactSpelling = true, SetLastError = true)]
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public static extern IntPtr wglGetProcAddress(string lpszProc);
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[DllImport(WglLibrary, EntryPoint = "wglGetCurrentContext")]
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public extern static IntPtr wglGetCurrentContext();
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[DllImport(WglLibrary, EntryPoint = "wglGetCurrentDC")]
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public static extern IntPtr wglGetCurrentDC();
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[DllImport(WglLibrary, EntryPoint = "wglSwapBuffers", ExactSpelling = true)]
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public static extern bool wglSwapBuffers(IntPtr hdc);
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[DllImport("opengl32.dll", SetLastError = true, EntryPoint = "wglMakeCurrent")]
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public static extern bool WglMakeCurrent(IntPtr hdc, IntPtr hglrc);
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[DllImport(OSXLibrary, EntryPoint = "NSIsSymbolNameDefined")]
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public static extern bool NSIsSymbolNameDefined(string s);
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@ -188,6 +221,15 @@ namespace OpenTK
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[DllImport(OSXLibrary, EntryPoint = "NSAddressOfSymbol")]
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public static extern IntPtr NSAddressOfSymbol(IntPtr symbol);
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[DllImport(GlxLibrary, EntryPoint = "glXGetCurrentContext")]
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public static extern IntPtr glXGetCurrentContext();
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[DllImport(GlxLibrary, EntryPoint = "glXMakeCurrent")]
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public static extern bool glXMakeCurrent(IntPtr display, IntPtr drawable, IntPtr context);
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[DllImport(GlxLibrary, EntryPoint = "glXSwapBuffers")]
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public static extern void glXSwapBuffers(IntPtr display, IntPtr drawable);
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public const int RTLD_LAZY = 1;
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public const int RTLD_NOW = 2;
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@ -200,6 +242,26 @@ namespace OpenTK
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[DllImport("dl")]
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public static extern string dlerror();
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public const string GdkNativeDll = "libgdk-3-0.dll";
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[DllImport(GdkNativeDll, CallingConvention = CallingConvention.Cdecl)]
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public static extern IntPtr gdk_win32_drawable_get_handle(IntPtr raw);
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[DllImport(GdkNativeDll, CallingConvention = CallingConvention.Cdecl)]
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public static extern IntPtr gdk_win32_hdc_get(IntPtr drawable, IntPtr gc, int usage);
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[DllImport(GdkNativeDll, CallingConvention = CallingConvention.Cdecl)]
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public static extern void gdk_win32_hdc_release(IntPtr drawable, IntPtr gc, int usage);
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[DllImport("libgdk-3.so.0", CallingConvention = CallingConvention.Cdecl)]
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public static extern IntPtr gdk_x11_display_get_xdisplay(IntPtr raw);
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[DllImport("libgdk-3.so.0", CallingConvention = CallingConvention.Cdecl)]
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public static extern IntPtr gdk_x11_window_get_xid(IntPtr raw);
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[DllImport(GdkNativeDll, CallingConvention = CallingConvention.Cdecl)]
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public static extern void gdk_window_get_internal_paint_info(IntPtr raw, out IntPtr real_drawable, out int x, out int y);
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}
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private static class Delegates
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120
GLWidget/GraphicsContext.cs
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120
GLWidget/GraphicsContext.cs
Normal file
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@ -0,0 +1,120 @@
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using System;
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using System.Runtime.InteropServices;
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using static OpenTK.GTKBindingHelper;
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namespace OpenTK
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{
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public interface IGraphicsContext
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{
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void MakeCurrent();
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void SwapBuffers();
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void ClearCurrent();
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}
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public abstract class GraphicsContext : IGraphicsContext
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{
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public static IntPtr Display{ get; set; }
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public abstract void MakeCurrent();
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public abstract void SwapBuffers();
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public static IGraphicsContext GetCurrentContext(IntPtr handle)
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{
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var currentPlatform = CurrentPlatform;
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if(currentPlatform == OSPlatform.Windows){
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return WglGraphicsContext.GetCurrent(handle);
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}
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else if(currentPlatform == OSPlatform.Linux){
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if (Display == null || Display == IntPtr.Zero)
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{
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throw new InvalidOperationException("No Display set");
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}
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return GlxGraphicsContext.GetCurrent(handle, Display);
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}
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return null;
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}
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public abstract void ClearCurrent();
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}
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public class WglGraphicsContext : GraphicsContext
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{
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private IntPtr _windowHandle;
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private IntPtr _deviceContext;
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public WglGraphicsContext(IntPtr deviceContext, IntPtr graphicsContext, IntPtr windowHandle = default)
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{
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_deviceContext = deviceContext;
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_graphicsContext = graphicsContext;
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_windowHandle = windowHandle;
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}
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private IntPtr _graphicsContext;
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public static WglGraphicsContext GetCurrent(IntPtr windowHandle)
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{
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IntPtr dc = UnsafeNativeMethods.wglGetCurrentDC();
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IntPtr gc = UnsafeNativeMethods.wglGetCurrentContext();
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return new WglGraphicsContext(dc, gc, windowHandle);
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}
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public override void MakeCurrent()
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{
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UnsafeNativeMethods.WglMakeCurrent(_deviceContext, _graphicsContext);
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}
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public override void SwapBuffers()
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{
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UnsafeNativeMethods.wglSwapBuffers(_deviceContext);
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}
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public override void ClearCurrent()
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{
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throw new NotImplementedException();
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}
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}
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public class GlxGraphicsContext : GraphicsContext
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{
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private IntPtr _windowHandle;
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private IntPtr _drawable;
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public static GlxGraphicsContext GetCurrent(IntPtr windowHandle, IntPtr display)
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{
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var gc = UnsafeNativeMethods.glXGetCurrentContext();
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return new GlxGraphicsContext(windowHandle, gc, display);
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}
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public GlxGraphicsContext(IntPtr windowHandle, IntPtr graphicsContext, IntPtr display)
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{
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_windowHandle = UnsafeNativeMethods.gdk_x11_window_get_xid(windowHandle);
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_display = UnsafeNativeMethods.gdk_x11_display_get_xdisplay(display);
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_graphicsContext = graphicsContext;
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}
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private IntPtr _graphicsContext;
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private IntPtr _display;
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public override void MakeCurrent()
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{
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UnsafeNativeMethods.glXMakeCurrent(_display, _windowHandle, _graphicsContext);
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}
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public override void SwapBuffers()
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{
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UnsafeNativeMethods.glXSwapBuffers(_display, _windowHandle);
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}
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public override void ClearCurrent()
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{
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UnsafeNativeMethods.glXMakeCurrent(_display, _windowHandle, IntPtr.Zero);
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}
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}
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}
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