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GS/HW: Limit alpha range on 16bit targets

This commit is contained in:
refractionpcsx2 2023-08-01 10:29:56 +01:00
parent f81c5c2455
commit d812d83dda
2 changed files with 25 additions and 1 deletions
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24
pcsx2/GS/Renderers/HW/GSRendererHW.cpp
View File

@ -4772,6 +4772,12 @@ __ri void GSRendererHW::DrawPrims(GSTextureCache::Target* rt, GSTextureCache::Ta
blend_alpha_min = std::min(blend_alpha_min, rt->m_alpha_min);
blend_alpha_max = std::max(blend_alpha_max, rt->m_alpha_max);
}
if (!rt->m_32_bits_fmt)
{
rt->m_alpha_max &= 128;
rt->m_alpha_min &= 128;
}
}
// Not gonna spend too much time with this, it's not likely to be used much, can't be less accurate than it was.
@ -4780,6 +4786,12 @@ __ri void GSRendererHW::DrawPrims(GSTextureCache::Target* rt, GSTextureCache::Ta
ds->m_alpha_max = std::max(ds->m_alpha_max, static_cast<int>(m_vt.m_max.p.z) >> 24);
ds->m_alpha_min = std::min(ds->m_alpha_min, static_cast<int>(m_vt.m_min.p.z) >> 24);
GL_INS("New DS Alpha Range: %d-%d", ds->m_alpha_min, ds->m_alpha_max);
if (GSLocalMemory::m_psm[ds->m_TEX0.PSM].bpp == 16)
{
ds->m_alpha_max &= 128;
ds->m_alpha_min &= 128;
}
}
bool blending_alpha_pass = false;
@ -5570,6 +5582,12 @@ bool GSRendererHW::TryTargetClear(GSTextureCache::Target* rt, GSTextureCache::Ta
g_gs_device->ClearRenderTarget(rt->m_texture, c);
rt->m_alpha_max = c >> 24;
rt->m_alpha_min = c >> 24;
if (!rt->m_32_bits_fmt)
{
rt->m_alpha_max &= 128;
rt->m_alpha_min &= 128;
}
}
else
{
@ -5588,6 +5606,12 @@ bool GSRendererHW::TryTargetClear(GSTextureCache::Target* rt, GSTextureCache::Ta
g_gs_device->ClearDepth(ds->m_texture, d);
ds->m_alpha_max = z >> 24;
ds->m_alpha_min = z >> 24;
if (GSLocalMemory::m_psm[ds->m_TEX0.PSM].bpp == 16)
{
ds->m_alpha_max &= 128;
ds->m_alpha_min &= 128;
}
}
else
{

2
pcsx2/GS/Renderers/HW/GSTextureCache.cpp
View File

@ -5211,7 +5211,7 @@ void GSTextureCache::Target::Update()
}
m_alpha_min = 0;
m_alpha_max = 255;
m_alpha_max = m_32_bits_fmt ? 255 : 128;
g_gs_device->Recycle(t);
m_dirty.clear();
}