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Win32: Ask for destination alpha in the OpenGL context. Fixes some issues in non-buffered rendering, see #3436.

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This apparently still happens on Android so will need to fix it separately there.
This commit is contained in:
Henrik Rydgard 2013-08-27 16:23:46 +02:00
parent d80c82b3c4
commit ee6f2613a8
1 changed files with 4 additions and 2 deletions
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6
Windows/OpenGLBase.cpp
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@ -91,6 +91,8 @@ bool GL_Init(HWND window, std::string *error_message) {
hWnd = window;
GLuint PixelFormat;
// TODO: Change to use WGL_ARB_pixel_format instead
static const PIXELFORMATDESCRIPTOR pfd = {
sizeof(PIXELFORMATDESCRIPTOR), // Size Of This Pixel Format Descriptor
1, // Version Number
@ -98,9 +100,9 @@ bool GL_Init(HWND window, std::string *error_message) {
PFD_SUPPORT_OPENGL | // Format Must Support OpenGL
PFD_DOUBLEBUFFER, // Must Support Double Buffering
PFD_TYPE_RGBA, // Request An RGBA Format
32, // Select Our Color Depth
24, // Select Our Color Depth
0, 0, 0, 0, 0, 0, // Color Bits Ignored
0, // No Alpha Buffer
8, // No Alpha Buffer
0, // Shift Bit Ignored
0, // No Accumulation Buffer
0, 0, 0, 0, // Accumulation Bits Ignored