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GS: Don't clamp fbw to 1 

fbw zero is a thing
This commit is contained in:
TellowKrinkle 2022-08-30 20:17:49 -05:00 committed by lightningterror
parent e40a93e389
commit 603f863b71
1 changed files with 2 additions and 3 deletions
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5
pcsx2/GS/GSState.cpp
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@ -1490,9 +1490,8 @@ void GSState::GIFRegHandlerFRAME(const GIFReg* RESTRICT r)
GL_REG("FRAME_%d = 0x%x_%x", i, r->U32[1], r->U32[0]); GL_REG("FRAME_%d = 0x%x_%x", i, r->U32[1], r->U32[0]);
GIFRegFRAME NewFrame = r->FRAME; GIFRegFRAME NewFrame = r->FRAME;
// FBW is clamped between 1 and 32, however this is wrong, FBW of 0 *should* work and does on Dobiestation // FBW is clamped to 32
// However there is some issues so even software mode is incorrect on PCSX2, but this works better.. NewFrame.FBW = std::min(NewFrame.FBW, 32U);
NewFrame.FBW = std::clamp(NewFrame.FBW, 1U, 32U);
if ((NewFrame.PSM & 0x30) == 0x30) if ((NewFrame.PSM & 0x30) == 0x30)
m_env.CTXT[i].ZBUF.PSM &= ~0x30; m_env.CTXT[i].ZBUF.PSM &= ~0x30;