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fix for SH-2177: Second Life Crashes On Startup in Advanced Mode -- I have reinstalled SL, Clear Caches -- Nothing Works

meow-7.2.2
Xiaohong Bao 2011-08-03 14:54:53 -06:00
parent d9b9242a80
commit 13e152c92d
1 changed files with 31 additions and 0 deletions
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31
indra/llwindow/llwindowwin32.cpp
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@ -1172,8 +1172,39 @@ BOOL LLWindowWin32::switchContext(BOOL fullscreen, const LLCoordScreen &size, BO
// First we try and get a 32 bit depth pixel format
BOOL result = wglChoosePixelFormatARB(mhDC, attrib_list, NULL, 256, pixel_formats, &num_formats);
while(!result && mFSAASamples > 0)
{
llwarns << "FSAASamples: " << mFSAASamples << " not supported." << llendl ;
mFSAASamples /= 2 ; //try to decrease sample pixel number until to disable anti-aliasing
if(mFSAASamples < 2)
{
mFSAASamples = 0 ;
}
if (mFSAASamples > 0)
{
attrib_list[end_attrib + 3] = mFSAASamples;
}
else
{
cur_attrib = end_attrib ;
end_attrib = 0 ;
attrib_list[cur_attrib++] = 0 ; //end
}
result = wglChoosePixelFormatARB(mhDC, attrib_list, NULL, 256, pixel_formats, &num_formats);
if(result)
{
llwarns << "Only support FSAASamples: " << mFSAASamples << llendl ;
}
}
if (!result)
{
llwarns << "mFSAASamples: " << mFSAASamples << llendl ;
close();
show_window_creation_error("Error after wglChoosePixelFormatARB 32-bit");
return FALSE;