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GS/HW: Fix incorrect size of region mipmap levels

This commit is contained in:
Stenzek 2023-02-27 14:29:47 +10:00 committed by refractionpcsx2
parent be769c28fa
commit 6bf5b9a8e3
1 changed files with 3 additions and 2 deletions
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5
pcsx2/GS/Renderers/HW/GSTextureCache.cpp
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@ -4056,17 +4056,18 @@ GSVector4i GSTextureCache::SourceRegion::GetOffset(int tw, int th) const
GSTextureCache::SourceRegion GSTextureCache::SourceRegion::AdjustForMipmap(u32 level) const GSTextureCache::SourceRegion GSTextureCache::SourceRegion::AdjustForMipmap(u32 level) const
{ {
// Texture levels must be at least one pixel wide/high.
SourceRegion ret = {}; SourceRegion ret = {};
if (HasX()) if (HasX())
{ {
const u32 new_minx = GetMinX() >> level; const u32 new_minx = GetMinX() >> level;
const u32 new_maxx = ((GetMaxX() - 1) >> level) + 1; const u32 new_maxx = std::max<u32>(GetMaxX() >> level, new_minx + 1);
ret.SetX(new_minx, new_maxx); ret.SetX(new_minx, new_maxx);
} }
if (HasY()) if (HasY())
{ {
const u32 new_miny = GetMinY() >> level; const u32 new_miny = GetMinY() >> level;
const u32 new_maxy = ((GetMaxY() - 1) >> level) + 1; const u32 new_maxy = std::max<u32>(GetMaxY() >> level, new_miny + 1);
ret.SetY(new_miny, new_maxy); ret.SetY(new_miny, new_maxy);
} }
return ret; return ret;