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Honor PS5 texture minimum LOD for streamed mip chains

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Fix broken ground textures in ASTRO BOT.

Related work: https://github.com/KytyPS5/KytyPS5/pull/558

Co-authored-by: Çağatay Güçlü <33038942+defektu@users.noreply.github.com>
This commit is contained in:
nmzik
2026-09-16 20:58:13 +04:00
parent eda6ba37ec
commit f38d738ee2
5 changed files with 149 additions and 8 deletions
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src/graphics/host_gpu/renderer/pipeline/descriptors.cpp
+8
View File
@@ -452,6 +452,14 @@ static ImageViewInfo TextureViewInfo(const ShaderRecompiler::IR::ImageResource&
view.aspect = vk::ImageAspectFlagBits::eColor;
view.base_level = descriptor.BaseLevel();
view.level_count = view_levels;
if (descriptor.MinLod() > descriptor.LastLevel() * 256u) {
EXIT("texture minimum LOD exceeds last mip level: min_lod=%u last_level=%u\n",
descriptor.MinLod(), descriptor.LastLevel());
}
const auto base_lod = view.base_level * 256u;
if (descriptor.MinLod() > base_lod) {
view.min_lod = descriptor.MinLod() - base_lod;
}
view.usage = storage ? vk::ImageUsageFlagBits::eStorage : vk::ImageUsageFlagBits::eSampled;
view.mapping =
storage || surface_format.conversion_format != Prospero::BufferFormat::kInvalid