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shader: read raw D16 depth bits through kDepth k16UInt image loads

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Co-authored-by: Artyom Zabroda <artyomzabroda@proton.me>
This commit is contained in:
nmzik
2026-10-22 18:56:26 +02:00
parent a358b847c1
commit aafe014d0c
6 changed files with 192 additions and 10 deletions
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src/graphics/host_gpu/renderer/pipeline/descriptors.cpp
+4 -2
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@@ -356,7 +356,7 @@ static ImageViewInfo TextureViewInfo(const ShaderRecompiler::IR::ImageResource&
}
view.usage = storage ? vk::ImageUsageFlagBits::eStorage : vk::ImageUsageFlagBits::eSampled;
view.mapping =
storage || surface_format.conversion_format != Prospero::BufferFormat::kInvalid
storage || resource.conversion_format != Prospero::BufferFormat::kInvalid
? vk::ComponentMapping {}
: TextureGetComponentMapping(descriptor.DstSelXYZW(), surface_format.host_to_storage);
switch (resource.dimension) {
@@ -515,7 +515,9 @@ TextureBinding RenderExecutor::ResolveTexture(const ShaderRecompiler::IR::ImageR
}
const auto samples = multisampled ? 1u << last_level : 1u;
const auto depth = static_cast<uint32_t>(descriptor.Depth()) + 1u;
const auto format = descriptor.Format();
const auto format = ShaderRecompiler::IR::ReadsDepthBits(resource)
? Prospero::BufferFormat::k16UNorm
: descriptor.Format();
const auto surface_format = TextureGetSurfaceFormatInfo(format);
const bool shader_conversion =
surface_format.conversion_format != Prospero::BufferFormat::kInvalid;