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gsdx: Handle illegal 8 bits format. Found the most silly GS dev trick 

Fix Berserk #1526 Well done guys but we're more clever than you ;)

So instead to mask the color channels as any guy that RTFM, they decided to use the illegal 8H frame format
This commit is contained in:
Gregory Hainaut 2016-10-03 21:25:05 +02:00
parent 6fd46eb36a
commit 9b93c07339
1 changed files with 14 additions and 1 deletions
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15
plugins/GSdx/GSState.cpp
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@ -1285,9 +1285,16 @@ template<int i> void GSState::GIFRegHandlerFRAME(const GIFReg* RESTRICT r)
m_env.CTXT[i].offset.fzb = m_mem.GetPixelOffset(r->FRAME, m_env.CTXT[i].ZBUF);
m_env.CTXT[i].offset.fzb4 = m_mem.GetPixelOffset4(r->FRAME, m_env.CTXT[i].ZBUF);
}
m_env.CTXT[i].FRAME = (GSVector4i)r->FRAME;
// Berserk uses the format to only update the alpha channel
if (m_env.CTXT[i].FRAME.PSM == PSM_PSMT8H) {
GL_INS("CORRECT FRAME FORMAT replaces PSM_PSMT8H by PSM_PSMCT32/0x00FF_FFFF");
m_env.CTXT[i].FRAME.PSM = PSM_PSMCT32;
m_env.CTXT[i].FRAME.FBMSK = 0x00FFFFFF;
}
#ifdef DISABLE_BITMASKING
m_env.CTXT[i].FRAME.FBMSK = GSVector4i::store(GSVector4i::load((int)m_env.CTXT[i].FRAME.FBMSK).eq8(GSVector4i::xffffffff()));
#endif
@ -1570,6 +1577,12 @@ void GSState::FlushPrim()
m_perfmon.Put(GSPerfMon::Draw, 1);
m_perfmon.Put(GSPerfMon::Prim, m_index.tail / GSUtil::GetVertexCount(PRIM->PRIM));
}
else
{
#ifdef ENABLE_OGL_DEBUG
fprintf(stderr, "%d:Skip draw call due to invalid format %x/%x\n", s_n, m_context->FRAME.PSM, m_context->ZBUF.PSM);
#endif
}
m_index.tail = 0;