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GS: Add shortcut for Autoflush on Tri-Strip/Fan

This commit is contained in:
refractionpcsx2 2022-08-13 13:59:17 +01:00
parent c11030dde5
commit 080c70e8a8
1 changed files with 4 additions and 0 deletions
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4
pcsx2/GS/GSState.cpp
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@ -2863,6 +2863,10 @@ GSState::PRIM_OVERLAP GSState::PrimitiveOverlap()
__forceinline void GSState::HandleAutoFlush()
{
// Kind of a cheat, making the assumption that 2 consecutive fan/strip triangles won't overlap each other (*should* be safe)
if ((m_index.tail & 1) && (PRIM->PRIM == GS_TRIANGLESTRIP || PRIM->PRIM == GS_TRIANGLEFAN))
return;
const u32 frame_mask = GSLocalMemory::m_psm[m_context->TEX0.PSM].fmsk;
const bool frame_hit = (m_context->FRAME.Block() == m_context->TEX0.TBP0) && !(m_context->TEST.ATE && m_context->TEST.ATST == 0 && m_context->TEST.AFAIL == 2) && ((m_context->FRAME.FBMSK & frame_mask) != frame_mask);
// There's a strange behaviour we need to test on a PS2 here, if the FRAME is a Z format, like Powerdrome something swaps over, and it seems Alpha Fail of "FB Only" writes to the Z.. it's odd.