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winex11.drv: Spring cleanup in X11DRV_setup_opengl_visual, and added one new visual config (with aux buffers).

This commit is contained in:
Tomas Carnecky 2007-03-01 12:06:45 +01:00 committed by Alexandre Julliard
parent 95efeb7e4b
commit 24eabb8a46
1 changed files with 25 additions and 28 deletions
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53
dlls/winex11.drv/opengl.c
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@ -3083,37 +3083,34 @@ BOOL X11DRV_SwapBuffers(X11DRV_PDEVICE *physDev)
XVisualInfo *X11DRV_setup_opengl_visual( Display *display )
{
XVisualInfo *visual = NULL;
/* In order to support OpenGL or D3D, we require a double-buffered visual and stencil buffer support, */
int dblBuf[] = {GLX_RGBA,GLX_DEPTH_SIZE, 24, GLX_STENCIL_SIZE, 8, GLX_ALPHA_SIZE, 8, GLX_DOUBLEBUFFER, None};
if (!has_opengl()) return NULL;
int i;
/* In order to support OpenGL or D3D, we require a double-buffered visual and stencil buffer support,
* D3D and some applications can make use of aux buffers.
*/
int visualProperties[][11] = {
{ GLX_RGBA, GLX_DOUBLEBUFFER, GLX_DEPTH_SIZE, 24, GLX_STENCIL_SIZE, 8, GLX_ALPHA_SIZE, 8, GLX_AUX_BUFFERS, 1, None },
{ GLX_RGBA, GLX_DOUBLEBUFFER, GLX_DEPTH_SIZE, 24, GLX_STENCIL_SIZE, 8, GLX_ALPHA_SIZE, 8, None },
{ GLX_RGBA, GLX_DOUBLEBUFFER, GLX_DEPTH_SIZE, 16, GLX_STENCIL_SIZE, 8, None },
{ GLX_RGBA, GLX_DOUBLEBUFFER, GLX_DEPTH_SIZE, 16, None },
};
if (!has_opengl())
return NULL;
wine_tsx11_lock();
visual = pglXChooseVisual(display, DefaultScreen(display), dblBuf);
wine_tsx11_unlock();
if (visual == NULL) {
/* fallback to 16 bits depth, no alpha */
int dblBuf2[] = {GLX_RGBA,GLX_DEPTH_SIZE, 16, GLX_STENCIL_SIZE, 8, GLX_DOUBLEBUFFER, None};
WARN("Failed to get a visual with at least 24 bits depth\n");
wine_tsx11_lock();
visual = pglXChooseVisual(display, DefaultScreen(display), dblBuf2);
wine_tsx11_unlock();
if (visual == NULL) {
/* fallback to no stencil */
int dblBuf2[] = {GLX_RGBA,GLX_DEPTH_SIZE, 16, GLX_DOUBLEBUFFER, None};
WARN("Failed to get a visual with at least 8 bits of stencil\n");
wine_tsx11_lock();
visual = pglXChooseVisual(display, DefaultScreen(display), dblBuf2);
wine_tsx11_unlock();
if (visual == NULL) {
/* This should only happen if we cannot find a match with a depth size 16 */
FIXME("Failed to find a suitable visual\n");
return visual;
}
}
for (i = 0; i < sizeof(visualProperties)/sizeof(visualProperties[0]); ++i) {
visual = pglXChooseVisual(display, DefaultScreen(display), visualProperties[i]);
if (visual)
break;
}
TRACE("Visual ID %lx Chosen\n",visual->visualid);
wine_tsx11_unlock();
if (visual)
TRACE("Visual ID %lx Chosen\n", visual->visualid);
else
WARN("No suitable visual found\n");
return visual;
}