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recreate pbuffer if it is lost

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This commit is contained in:
David Rose 2004-02-19 21:53:38 +00:00
parent 36dc54b6c6
commit b49f3d4b51
1 changed files with 6 additions and 3 deletions
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7
panda/src/wgldisplay/wglGraphicsBuffer.cxx
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@ -75,11 +75,14 @@ begin_frame() {
int flag = 0; int flag = 0;
wglgsg->_wglQueryPbufferARB(_pbuffer, WGL_PBUFFER_LOST_ARB, &flag); wglgsg->_wglQueryPbufferARB(_pbuffer, WGL_PBUFFER_LOST_ARB, &flag);
if (flag != 0) { if (flag != 0) {
wgldisplay_cat.info() // The pbuffer was lost, due to a mode change or something
<< "Pbuffer contents lost.\n"; // silly like that. We must therefore recreate the pbuffer.
close_buffer();
if (!open_buffer()) {
return false; return false;
} }
} }
}
return GraphicsBuffer::begin_frame(); return GraphicsBuffer::begin_frame();
} }