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gsdx tc: allow a hit on older depth buffer 

Avoid an issue when rendering take some shortcut (Full Spectrum Warrior)

Close #1757
This commit is contained in:
Gregory Hainaut 2017-01-11 22:10:41 +01:00
parent 3acac3203b
commit 2f972b91a3
1 changed files with 10 additions and 3 deletions
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9
plugins/GSdx/GSTextureCache.cpp
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@ -99,11 +99,17 @@ GSTextureCache::Source* GSTextureCache::LookupDepthSource(const GIFRegTEX0& TEX0
uint32 psm = TEX0.PSM; uint32 psm = TEX0.PSM;
for(auto t : m_dst[DepthStencil]) { for(auto t : m_dst[DepthStencil]) {
if(!t->m_age && t->m_used && t->m_dirty.empty() && GSUtil::HasSharedBits(bp, psm, t->m_TEX0.TBP0, t->m_TEX0.PSM)) if(t->m_used && t->m_dirty.empty() && GSUtil::HasSharedBits(bp, psm, t->m_TEX0.TBP0, t->m_TEX0.PSM))
{ {
ASSERT(GSLocalMemory::m_psm[t->m_TEX0.PSM].depth); ASSERT(GSLocalMemory::m_psm[t->m_TEX0.PSM].depth);
if (t->m_age == 0) {
// Perfect Match
dst = t; dst = t;
break; break;
} else if (t->m_age == 1) {
// Better than nothing (Full Spectrum Warrior)
dst = t;
}
} }
} }
@ -121,6 +127,7 @@ GSTextureCache::Source* GSTextureCache::LookupDepthSource(const GIFRegTEX0& TEX0
if (!dst) { if (!dst) {
// Retry on the render target (Silent Hill 4) // Retry on the render target (Silent Hill 4)
for(auto t : m_dst[RenderTarget]) { for(auto t : m_dst[RenderTarget]) {
// FIXME: do I need to allow m_age == 1 as a potential match (as DepthStencil) ???
if(!t->m_age && t->m_used && t->m_dirty.empty() && GSUtil::HasSharedBits(bp, psm, t->m_TEX0.TBP0, t->m_TEX0.PSM)) if(!t->m_age && t->m_used && t->m_dirty.empty() && GSUtil::HasSharedBits(bp, psm, t->m_TEX0.TBP0, t->m_TEX0.PSM))
{ {
ASSERT(GSLocalMemory::m_psm[t->m_TEX0.PSM].depth); ASSERT(GSLocalMemory::m_psm[t->m_TEX0.PSM].depth);