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Use gdi32 implementations of functions

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Several functions are defined in both gdi32 and opengl32. Using the
opengl32/wgl versions did not appear to help with issue #19. Let's use
the gdi32 version instead, as suggested here:
https://www.opengl.org/wiki/Platform_specifics:_Windows#The_WGL_functions
This commit is contained in:
Stefanos A. 2013-12-17 22:35:30 +01:00
parent dd31b41f08
commit 44b8a9dbdc
2 changed files with 4 additions and 4 deletions
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6
Source/OpenTK/Platform/Windows/WinGLContext.cs
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@ -376,13 +376,13 @@ namespace OpenTK.Platform.Windows
} }
PixelFormatDescriptor pfd = new PixelFormatDescriptor(); PixelFormatDescriptor pfd = new PixelFormatDescriptor();
Wgl.DescribePixelFormat( Functions.DescribePixelFormat(
window.DeviceContext, (int)mode.Index.Value, window.DeviceContext, (int)mode.Index.Value,
API.PixelFormatDescriptorSize, ref pfd); API.PixelFormatDescriptorSize, ref pfd);
Debug.WriteLine(mode.Index.ToString()); Debug.WriteLine(mode.Index.ToString());
if (!Wgl.SetPixelFormat(window.DeviceContext, (int)mode.Index.Value, ref pfd)) if (!Functions.SetPixelFormat(window.DeviceContext, (int)mode.Index.Value, ref pfd))
{ {
throw new GraphicsContextException(String.Format( throw new GraphicsContextException(String.Format(
"Requested GraphicsMode not available. SetPixelFormat error: {0}", "Requested GraphicsMode not available. SetPixelFormat error: {0}",

2
Source/OpenTK/Platform/Windows/WinGraphicsMode.cs
View file

@ -131,7 +131,7 @@ namespace OpenTK.Platform.Windows
// This should fix issue #2224, which causes OpenTK to fail on VMs without hardware acceleration. // This should fix issue #2224, which causes OpenTK to fail on VMs without hardware acceleration.
// Note: DescribePixelFormat found in gdi32 is extremely slow on nvidia, for some reason. // Note: DescribePixelFormat found in gdi32 is extremely slow on nvidia, for some reason.
int pixel = 0; int pixel = 0;
while (Wgl.DescribePixelFormat(device, ++pixel, API.PixelFormatDescriptorSize, ref pfd) != 0) while (Functions.DescribePixelFormat(device, ++pixel, API.PixelFormatDescriptorSize, ref pfd) != 0)
{ {
// Ignore non-accelerated formats. // Ignore non-accelerated formats.
if (!generic_allowed && (pfd.Flags & PixelFormatDescriptorFlags.GENERIC_FORMAT) != 0) if (!generic_allowed && (pfd.Flags & PixelFormatDescriptorFlags.GENERIC_FORMAT) != 0)