Emulator-Archive/ppsspp
1
0
Fork 0
mirror of https://github.com/hrydgard/ppsspp.git synced 2025-03-07 05:39:59 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

GPU: Avoid using depth buffers for blending.

Browse Source 
For now, until it's implemented.
This commit is contained in:
Unknown W. Brackets 2022-08-14 22:13:39 -07:00
parent a35d261908
commit 6060706fc8
2 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
GPU/Common/FramebufferManagerCommon.cpp
View File

@ -238,6 +238,9 @@ void GetFramebufferHeuristicInputs(FramebufferHeuristicParams *params, const GPU
}
params->isDrawing = !gstate.isModeClear() || !gstate.isClearModeColorMask() || !gstate.isClearModeAlphaMask();
params->isModeThrough = gstate.isModeThrough();
const bool alphaBlending = gstate.isAlphaBlendEnabled();
const bool logicOpBlending = gstate.isLogicOpEnabled() && gstate.getLogicOp() != GE_LOGIC_CLEAR && gstate.getLogicOp() != GE_LOGIC_COPY;
params->isBlending = alphaBlending || logicOpBlending;
// Viewport-X1 and Y1 are not the upper left corner, but half the width/height. A bit confusing.
float vpx = gstate.getViewportXScale();
@ -321,7 +324,7 @@ VirtualFramebuffer *FramebufferManagerCommon::DoSetRenderFrameBuffer(const Frame
vfb->height = drawing_height;
}
break;
} else if (params.fb_address == v->z_address && params.fmt != GE_FORMAT_8888 && params.fb_stride == v->z_stride) {
} else if (params.fb_address == v->z_address && params.fmt != GE_FORMAT_8888 && params.fb_stride == v->z_stride && !params.isBlending) {
// Looks like the game might be intending to use color to write directly to a Z buffer.
// This is seen in Kuroyou 2.

1
GPU/Common/FramebufferManagerCommon.h
View File

@ -139,6 +139,7 @@ struct FramebufferHeuristicParams {
bool isWritingDepth;
bool isDrawing;
bool isModeThrough;
bool isBlending;
int viewportWidth;
int viewportHeight;
int regionWidth;