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Implemented OpenGL support on Mac OS X

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The OpenGL renderer works without changes, yay! :)

--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%401982
This commit is contained in:
Sam Lantinga 2006-07-25 06:22:42 +00:00
parent 941ef5db91
commit 79452369ef
16 changed files with 528 additions and 214 deletions
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155
src/video/win32/SDL_win32opengl.c
View file

@ -28,7 +28,7 @@
#if SDL_VIDEO_OPENGL
#include "SDL_opengl.h"
#define DEFAULT_GL_DRIVER_PATH "OPENGL32.DLL"
#define DEFAULT_OPENGL_PATH "OPENGL32.DLL"
int
@ -47,7 +47,7 @@ WIN_GL_LoadLibrary(_THIS, const char *path)
}
}
if (path == NULL) {
path = DEFAULT_GL_DRIVER_PATH;
path = DEFAULT_OPENGL_PATH;
}
wpath = WIN_UTF8ToString(path);
handle = LoadLibrary(wpath);
@ -414,153 +414,6 @@ WIN_GL_CleanupWindow(_THIS, SDL_Window * window)
WIN_GL_Shutdown(_this);
}
int
WIN_GL_GetWindowAttribute(_THIS, SDL_Window * window, SDL_GLattr attrib,
int *value)
{
HDC hdc = ((SDL_WindowData *) window->driverdata)->hdc;
int pixel_format;
pixel_format = GetPixelFormat(hdc);
if (_this->gl_data->WGL_ARB_pixel_format) {
int wgl_attrib;
switch (attrib) {
case SDL_GL_RED_SIZE:
wgl_attrib = WGL_RED_BITS_ARB;
break;
case SDL_GL_GREEN_SIZE:
wgl_attrib = WGL_GREEN_BITS_ARB;
break;
case SDL_GL_BLUE_SIZE:
wgl_attrib = WGL_BLUE_BITS_ARB;
break;
case SDL_GL_ALPHA_SIZE:
wgl_attrib = WGL_ALPHA_BITS_ARB;
break;
case SDL_GL_DOUBLEBUFFER:
wgl_attrib = WGL_DOUBLE_BUFFER_ARB;
break;
case SDL_GL_BUFFER_SIZE:
wgl_attrib = WGL_COLOR_BITS_ARB;
break;
case SDL_GL_DEPTH_SIZE:
wgl_attrib = WGL_DEPTH_BITS_ARB;
break;
case SDL_GL_STENCIL_SIZE:
wgl_attrib = WGL_STENCIL_BITS_ARB;
break;
case SDL_GL_ACCUM_RED_SIZE:
wgl_attrib = WGL_ACCUM_RED_BITS_ARB;
break;
case SDL_GL_ACCUM_GREEN_SIZE:
wgl_attrib = WGL_ACCUM_GREEN_BITS_ARB;
break;
case SDL_GL_ACCUM_BLUE_SIZE:
wgl_attrib = WGL_ACCUM_BLUE_BITS_ARB;
break;
case SDL_GL_ACCUM_ALPHA_SIZE:
wgl_attrib = WGL_ACCUM_ALPHA_BITS_ARB;
break;
case SDL_GL_STEREO:
wgl_attrib = WGL_STEREO_ARB;
break;
case SDL_GL_MULTISAMPLEBUFFERS:
wgl_attrib = WGL_SAMPLE_BUFFERS_ARB;
break;
case SDL_GL_MULTISAMPLESAMPLES:
wgl_attrib = WGL_SAMPLES_ARB;
break;
case SDL_GL_ACCELERATED_VISUAL:
wgl_attrib = WGL_ACCELERATION_ARB;
_this->gl_data->wglGetPixelFormatAttribivARB(hdc, pixel_format, 0,
1, &wgl_attrib,
value);
if (*value == WGL_NO_ACCELERATION_ARB) {
*value = SDL_FALSE;
} else {
*value = SDL_TRUE;
}
return 0;
break;
default:
return (-1);
}
_this->gl_data->wglGetPixelFormatAttribivARB(hdc, pixel_format, 0, 1,
&wgl_attrib, value);
return 0;
} else {
PIXELFORMATDESCRIPTOR pfd;
int retval;
if (!DescribePixelFormat(hdc, pixel_format, sizeof(pfd), &pfd)) {
WIN_SetError("DescribePixelFormat()");
return -1;
}
retval = 0;
switch (attrib) {
case SDL_GL_RED_SIZE:
*value = pfd.cRedBits;
break;
case SDL_GL_GREEN_SIZE:
*value = pfd.cGreenBits;
break;
case SDL_GL_BLUE_SIZE:
*value = pfd.cBlueBits;
break;
case SDL_GL_ALPHA_SIZE:
*value = pfd.cAlphaBits;
break;
case SDL_GL_DOUBLEBUFFER:
if (pfd.dwFlags & PFD_DOUBLEBUFFER) {
*value = 1;
} else {
*value = 0;
}
break;
case SDL_GL_BUFFER_SIZE:
*value = pfd.cColorBits;
break;
case SDL_GL_DEPTH_SIZE:
*value = pfd.cDepthBits;
break;
case SDL_GL_STENCIL_SIZE:
*value = pfd.cStencilBits;
break;
case SDL_GL_ACCUM_RED_SIZE:
*value = pfd.cAccumRedBits;
break;
case SDL_GL_ACCUM_GREEN_SIZE:
*value = pfd.cAccumGreenBits;
break;
case SDL_GL_ACCUM_BLUE_SIZE:
*value = pfd.cAccumBlueBits;
break;
case SDL_GL_ACCUM_ALPHA_SIZE:
*value = pfd.cAccumAlphaBits;
break;
case SDL_GL_STEREO:
if (pfd.dwFlags & PFD_STEREO) {
*value = 1;
} else {
*value = 0;
}
break;
case SDL_GL_MULTISAMPLEBUFFERS:
*value = 0;
break;
case SDL_GL_MULTISAMPLESAMPLES:
*value = 1;
break;
default:
retval = -1;
break;
}
return retval;
}
}
SDL_GLContext
WIN_GL_CreateContext(_THIS, SDL_Window * window)
{
@ -623,9 +476,7 @@ WIN_GL_SwapWindow(_THIS, SDL_Window * window)
void
WIN_GL_DeleteContext(_THIS, SDL_GLContext context)
{
if (context) {
_this->gl_data->wglDeleteContext((HGLRC) context);
}
_this->gl_data->wglDeleteContext((HGLRC) context);
}
#endif /* SDL_VIDEO_OPENGL */