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shader: share finite descriptor planning with GPU-selected inline samplers

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This commit is contained in:
nmzik
2026-10-09 16:51:10 +02:00
parent bb5edbd490
commit 8c81386568
9 changed files with 383 additions and 56 deletions
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src/graphics/shader/recompiler/ir/passes/ResourceMaterialization.cpp
+21 -1
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@@ -635,6 +635,10 @@ bool BuildSamplerPlan(const ShaderInfo& base, SamplerPlan& plan) {
return false;
}
usage[pair.sampler] |= 1u << static_cast<uint32_t>(ClassifySampler(base.images[pair.image]));
for (const auto candidate: base.samplers[pair.sampler].indirect_resources) {
if (candidate >= base.samplers.size()) return false;
usage[candidate] |= usage[pair.sampler];
}
}
for (uint32_t index = 0; index < base.samplers.size(); index++) {
auto& mapping = plan.mapping[index];
@@ -1224,7 +1228,14 @@ bool MaterializeResources(const ResourcePlan& program, const SrtRuntime& runtime
}
snapshot.samplers.resize(program.info.samplers.size());
for (uint32_t i = 0; i < program.info.samplers.size(); ++i) {
if (!evaluate(program.info.samplers[i].source, snapshot.samplers[i])) {
auto source = program.info.samplers[i].source;
if (source >= program.descriptor_sources.size()) return false;
const auto& descriptor = program.descriptor_sources[source];
if (descriptor.indirect_descriptor) {
if (descriptor.indirect_descriptor->sources.empty()) return false;
source = descriptor.indirect_descriptor->sources[0];
}
if (!evaluate(source, snapshot.samplers[i])) {
return false;
}
if (program.info.samplers[i].gather_lod) {
@@ -1316,11 +1327,20 @@ void ApplyResourceSpecialization(Program& program, const ResourceSpecialization&
samplers[index].force_point_filtering = binding.type == SamplerClass::PointInteger;
samplers[index].integer_border = binding.type != SamplerClass::Float;
}
for (uint32_t index = 0; index < sampler_plan.sampler_count; index++) {
const auto& binding = sampler_plan.bindings[index];
for (auto& candidate: samplers[index].indirect_resources) {
candidate = sampler_plan.mapping[candidate][static_cast<uint32_t>(binding.type)];
EXIT_IF(candidate == UINT32_MAX);
}
}
for (auto& pair: sampled_pairs) {
const auto type = static_cast<uint32_t>(ClassifySampler(images[pair.image]));
pair.sampler = sampler_plan.mapping[pair.sampler][type];
EXIT_IF(pair.sampler == UINT32_MAX);
samplers[pair.sampler].depth_compare |= images[pair.image].depth_compare;
for (const auto candidate: samplers[pair.sampler].indirect_resources)
samplers[candidate].depth_compare |= images[pair.image].depth_compare;
}
auto& memory_info = program.memory_info;