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Merge pull request #3357 from raven02/patch-15

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Regession fix character shadow stretch in FF Crisis core
This commit is contained in:
Henrik Rydgård 2013-08-25 03:01:58 -07:00
commit 2d89323fc2
1 changed files with 22 additions and 18 deletions
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40
GPU/GLES/Framebuffer.cpp
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@ -395,38 +395,42 @@ VirtualFramebuffer *FramebufferManager::GetDisplayFBO() {
}
// Heuristics to figure out the size of FBO to create.
void GuessDrawingSize(int &drawing_width, int &drawing_height) {
void DrawingSize(int &drawing_width, int &drawing_height) {
int default_width = 480;
int default_height = 272;
int viewport_width = (int) gstate.getViewportX1();
int viewport_height = (int) gstate.getViewportY1();
int region_width = (gstate.getRegionX2() + 1) ;
int region_height = (gstate.getRegionY2() + 1) ;
int region_width = gstate.getRegionX2() + 1;
int region_height = gstate.getRegionY2() + 1;
int scissor_width = gstate.getScissorX2() + 1;
int scissor_height = gstate.getScissorY2() + 1;
int fb_width = gstate.fbwidth & 0x3C0;
DEBUG_LOG(HLE,"viewport : %ix%i, region : %ix%i, stride: %i", viewport_width,viewport_height, region_width, region_height, fb_width);
DEBUG_LOG(HLE,"viewport : %ix%i, region : %ix%i , scissor: %ix%i, stride: %i, %i", viewport_width,viewport_height, region_width, region_height, scissor_width, scissor_height, fb_width, gstate.isModeThrough());
// In case viewport return as 0x0 like FF Type-0
// Viewport may return 0x0 for example FF Type-0 and we set it to 480x272
if (viewport_width <= 1 && viewport_height <=1) {
drawing_width = default_width;
drawing_height = default_height;
}
viewport_width = default_width;
viewport_height = default_height;
}
if (fb_width < 512) {
if (fb_width != viewport_width) {
if (fb_width > 0 && fb_width < 512) {
// Correct scissor size has to be used to render like character shadow in Mortal Kombat .
if (fb_width == scissor_width && region_width != scissor_width) {
drawing_width = scissor_width;
drawing_height = scissor_height;
} else {
drawing_width = viewport_width;
drawing_height = viewport_height;
} else {
drawing_width = region_width;
drawing_height = region_height;
}
} else {
if (fb_width != region_width) {
drawing_width = default_width;
drawing_height = default_height;
} else {
// Correct region size has to be used when fb_width equals to region_width for exmaple GTA/Midnight Club/MSG Peace Maker .
if (fb_width == region_width && region_width != scissor_width) {
drawing_width = region_width;
drawing_height = region_height;
} else {
drawing_width = default_width;
drawing_height = default_height;
}
}
}
@ -478,7 +482,7 @@ void FramebufferManager::SetRenderFrameBuffer() {
GEBufferFormat fmt = gstate.FrameBufFormat();
int drawing_width, drawing_height;
GuessDrawingSize(drawing_width, drawing_height);
DrawingSize(drawing_width, drawing_height);
int buffer_width = drawing_width;
int buffer_height = drawing_height;