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Fix various cases in scissor rect emulation. 

Patch by delroth.
This commit is contained in:
NeoBrainX 2011-09-03 23:37:05 +02:00 committed by Shawn Hoffman
parent 95517a9741
commit 6845a1596c
1 changed files with 8 additions and 32 deletions
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40
Source/Plugins/Plugin_VideoOGL/Src/Render.cpp
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@ -652,39 +652,15 @@ bool Renderer::SetScissorRect()
if (rc.right > EFB_WIDTH) rc.right = EFB_WIDTH; if (rc.right > EFB_WIDTH) rc.right = EFB_WIDTH;
if (rc.bottom > EFB_HEIGHT) rc.bottom = EFB_HEIGHT; if (rc.bottom > EFB_HEIGHT) rc.bottom = EFB_HEIGHT;
if (rc.left > rc.right) if (rc.left > rc.right) rc.right = rc.left;
{ if (rc.top > rc.bottom) rc.bottom = rc.top;
int temp = rc.right;
rc.right = rc.left;
rc.left = temp;
}
if (rc.top > rc.bottom)
{
int temp = rc.bottom;
rc.bottom = rc.top;
rc.top = temp;
}
// Check that the coordinates are good glScissor(
if (rc.right != rc.left && rc.bottom != rc.top) EFBToScaledX(rc.left), // x = 0 for example
{ EFBToScaledY(EFB_HEIGHT - rc.bottom), // y = 0 for example
glScissor( EFBToScaledX(rc.right - rc.left), // width = 640 for example
EFBToScaledX(rc.left), // x = 0 for example EFBToScaledY(rc.bottom - rc.top)); // height = 480 for example
EFBToScaledY(EFB_HEIGHT - rc.bottom), // y = 0 for example return true;
EFBToScaledX(rc.right - rc.left), // width = 640 for example
EFBToScaledY(rc.bottom - rc.top)); // height = 480 for example
return true;
}
else
{
glScissor(
0,
0,
Renderer::GetTargetWidth(),
Renderer::GetTargetHeight()
);
}
return false;
} }
void Renderer::SetColorMask() void Renderer::SetColorMask()