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Merge pull request #2648 from raven02/patch-4

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Fall back to use region instead of viewport to estimate drawing size
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Henrik Rydgård 2013-07-06 13:13:33 -07:00
commit c71ae64454
3 changed files with 11 additions and 6 deletions
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13
GPU/GLES/Framebuffer.cpp
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@ -430,16 +430,21 @@ void FramebufferManager::SetRenderFrameBuffer() {
int z_stride = gstate.zbwidth & 0x3C0;
// Yeah this is not completely right. but it'll do for now.
//int drawing_width = ((gstate.region2) & 0x3FF) + 1;
//int drawing_height = ((gstate.region2 >> 10) & 0x3FF) + 1;
int drawing_width = ((gstate.region2) & 0x3FF) + 1;
int drawing_height = ((gstate.region2 >> 10) & 0x3FF) + 1;
if (drawing_width > gstate.getScissorX2() + 1)
drawing_width = gstate.getScissorX2() + 1;
if (drawing_height > gstate.getScissorY2() + 1)
drawing_height = gstate.getScissorY2() + 1;
// As there are no clear "framebuffer width" and "framebuffer height" registers,
// we need to infer the size of the current framebuffer somehow. Let's try the viewport.
int fmt = gstate.framebufpixformat & 3;
int drawing_width, drawing_height;
GuessDrawingSize(drawing_width, drawing_height);
//int drawing_width, drawing_height;
//GuessDrawingSize(drawing_width, drawing_height);
int buffer_width = drawing_width;
int buffer_height = drawing_height;