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Fall back to 16-bit depth buffer when 24-bit isn't supported

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This was SVN commit r7791.
This commit is contained in:
Ykkrosh 2010-07-23 17:28:32 +00:00
parent f8275d2ed7
commit 7568414fed
1 changed files with 11 additions and 4 deletions
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15
source/ps/VideoMode.cpp
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@ -96,9 +96,6 @@ bool CVideoMode::InitSDL()
// (command line params may override these)
gfx_get_video_mode(&m_PreferredW, &m_PreferredH, &m_PreferredBPP, &m_PreferredFreq);
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
int w = m_ConfigW;
int h = m_ConfigH;
@ -121,8 +118,18 @@ bool CVideoMode::InitSDL()
int bpp = GetBestBPP();
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
if (!SetVideoMode(w, h, bpp, m_ConfigFullscreen))
return false;
{
// Fall back to a smaller depth buffer
// (The rendering may be ugly but this helps when running in VMware)
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 16);
if (!SetVideoMode(w, h, bpp, m_ConfigFullscreen))
return false;
}
// Work around a bug in the proprietary Linux ATI driver (at least versions 8.16.20 and 8.14.13).
// The driver appears to register its own atexit hook on context creation.