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shader: route image stores through shared indirect descriptor access

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Co-authored-by: fxpw <fxpw@outlook.com>
This commit is contained in:
nmzik
2026-10-14 18:39:40 +02:00
parent e0586cc85a
commit 127cf8d46f
5 changed files with 125 additions and 35 deletions
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src/graphics/shader/recompiler/backend/spirv/spirvEmitterImage.cpp
+13 -11
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@@ -674,8 +674,8 @@ uint32_t StoreTexel(ValueEmitContext& ctx, const IR::MemoryInfo& mem, uint32_t d
}
template <typename Emit>
uint32_t EmitImageAccess(ValueEmitContext& ctx, const IR::Inst& inst, uint32_t result_type,
const Emit& emit) {
auto EmitImageAccess(ValueEmitContext& ctx, const IR::Inst& inst, uint32_t result_type,
const Emit& emit) {
auto& state = ctx.state;
const auto& mem = ctx.Memory(inst);
const auto& image = state.program.info.images.at(mem.resource);
@@ -931,16 +931,18 @@ void EmitImage(ValueEmitContext& ctx, const IR::Inst& inst) {
return;
}
if (op == IR::ValueOpcode::ImageWrite) {
const bool uint_image = image.numeric_class == Prospero::TextureNumericClass::Uint;
const auto dimension = image.dimension;
EmitIfCondition(state, ctx.Arg(inst, 3), [&]() {
const auto mip_lod =
state.program.info.images[mem.resource].mip_mode == IR::ImageMipMode::Dynamic
? LodU32(ctx, mem, *address, dimension)
: 0u;
const auto coord = CoordU32(ctx, mem, *address, dimension);
const auto texel = StoreTexel(ctx, mem, ctx.Arg(inst, 2), uint_image);
EmitStorageImageWrite(state, mem.resource, mip_lod, coord, texel);
EmitImageAccess(ctx, inst, 0u, [&](uint32_t resource, uint32_t array_index) {
const auto& candidate = state.program.info.images[resource];
auto selected = mem;
selected.resource = resource;
const auto mip_lod = candidate.mip_mode == IR::ImageMipMode::Dynamic
? LodU32(ctx, mem, *address, mem.image_dimension) : 0u;
const auto coord = CoordU32(ctx, mem, *address, candidate.dimension);
const auto texel = StoreTexel(ctx, selected, ctx.Arg(inst, 2),
candidate.numeric_class == Prospero::TextureNumericClass::Uint);
EmitStorageImageWrite(state, resource, mip_lod, coord, texel, array_index);
});
});
return;
}