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GS/HW: Fix source partial preload alpha tracking behaviour

This commit is contained in:
refractionpcsx2 2023-12-23 00:05:38 +00:00
parent b32d96636d
commit 56056c4846
1 changed files with 7 additions and 1 deletions
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8
pcsx2/GS/Renderers/HW/GSTextureCache.cpp
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@ -5432,8 +5432,9 @@ void GSTextureCache::Source::PreloadLevel(int level)
std::pair<u8, u8> mip_alpha_minmax;
PreloadTexture(m_TEX0, m_TEXA, m_region.AdjustForMipmap(level), g_gs_renderer->m_mem, m_palette != nullptr,
m_texture, level, &mip_alpha_minmax);
// The entire alpha is always recalculated
m_alpha_minmax.first = std::min(m_alpha_minmax.first, mip_alpha_minmax.first);
m_alpha_minmax.second = std::min(m_alpha_minmax.second, mip_alpha_minmax.second);
m_alpha_minmax.second = std::max(m_alpha_minmax.second, mip_alpha_minmax.second);
}
}
@ -6539,6 +6540,11 @@ void GSTextureCache::PreloadTexture(const GIFRegTEX0& TEX0, const GIFRegTEXA& TE
{
rtx(mem, off, block_rect, map.bits, map.pitch, TEXA);
tex->Unmap();
// Temporary, can't read the texture here so we need to come up with a smarter solution, but this will get around it being broken.
if (alpha_minmax)
{
*alpha_minmax = std::make_pair<u8, u8>(0, 255);
}
}
else
{