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GS/HW: Detect one-page-offset RT+Z clear 

Gran Turismo 4 Online uses it.
This commit is contained in:
Stenzek 2023-07-02 22:46:13 +10:00 committed by refractionpcsx2
parent d9dbf2c5e9
commit 699c6bf13d
1 changed files with 8 additions and 5 deletions
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13
pcsx2/GS/Renderers/HW/GSRendererHW.cpp
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@ -5239,17 +5239,20 @@ void GSRendererHW::SetNewZBUF(u32 bp, u32 psm)
bool GSRendererHW::DetectStripedDoubleClear(bool& no_rt, bool& no_ds) bool GSRendererHW::DetectStripedDoubleClear(bool& no_rt, bool& no_ds)
{ {
const bool ZisFrame = m_cached_ctx.FRAME.FBP == m_cached_ctx.ZBUF.ZBP && !m_cached_ctx.ZBUF.ZMSK && const bool ZisFrame =
(m_cached_ctx.FRAME.PSM & 0x30) != (m_cached_ctx.ZBUF.PSM & 0x30) && (m_cached_ctx.FRAME.FBP == m_cached_ctx.ZBUF.ZBP ||
(m_cached_ctx.FRAME.PSM & 0xF) == (m_cached_ctx.ZBUF.PSM & 0xF) && m_vt.m_eq.z == 1 && (m_cached_ctx.FRAME.FBW > 1 && (std::min(m_cached_ctx.FRAME.FBP, m_cached_ctx.ZBUF.ZBP) + 1) ==
m_vertex.buff[1].XYZ.Z == m_vertex.buff[1].RGBAQ.U32[0]; std::max(m_cached_ctx.FRAME.FBP, m_cached_ctx.ZBUF.ZBP))) && // GT4O Public Beta
!m_cached_ctx.ZBUF.ZMSK && (m_cached_ctx.FRAME.PSM & 0x30) != (m_cached_ctx.ZBUF.PSM & 0x30) &&
(m_cached_ctx.FRAME.PSM & 0xF) == (m_cached_ctx.ZBUF.PSM & 0xF) && m_vt.m_eq.z == 1 &&
m_vertex.buff[1].XYZ.Z == m_vertex.buff[1].RGBAQ.U32[0];
// Z and color must be constant and the same // Z and color must be constant and the same
if (!ZisFrame || m_vt.m_eq.rgba != 0xFFFF) if (!ZisFrame || m_vt.m_eq.rgba != 0xFFFF)
return false; return false;
// Half a page extra width is written through Z. // Half a page extra width is written through Z.
m_r.z += 32; m_r.z += (m_cached_ctx.FRAME.FBP == m_cached_ctx.ZBUF.ZBP) ? 32 : 64;
m_context->scissor.in = m_r; m_context->scissor.in = m_r;
GL_INS("DetectStripedDoubleClear(): %d,%d => %d,%d @ FBP %x FBW %u ZBP %x", m_r.x, m_r.y, m_r.z, m_r.w, GL_INS("DetectStripedDoubleClear(): %d,%d => %d,%d @ FBP %x FBW %u ZBP %x", m_r.x, m_r.y, m_r.z, m_r.w,