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shader: query dimensions through shared indirect image selection

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This commit is contained in:
nmzik
2026-10-18 21:35:02 +02:00
parent de81300b28
commit 09c993dfe0
4 changed files with 99 additions and 10 deletions
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tests/ResourceTrackingTests.cpp
+11 -5
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@@ -3167,7 +3167,7 @@ void TestUniformizedMaterialImageKeys() {
void TestIndexedMaterialImageKeys() {
namespace CFG = Libs::Graphics::ShaderRecompiler::CFG;
const auto make_plan = [](ShaderType stage = ShaderType::Compute, bool shared = false) {
const auto make_program = [](ShaderType stage = ShaderType::Compute, bool shared = false) {
Fixture f(stage);
auto *entry = f.block, *body = f.AddBlock();
auto *later = shared ? f.AddBlock() : nullptr;
@@ -3251,9 +3251,10 @@ void TestIndexedMaterialImageKeys() {
offset == 12994u * 32u,
"inherited indexed selector changed GPU byte offsets into raw material keys");
}
return ExtractResourcePlan(f.program);
return std::move(f.program);
};
auto plan = make_plan();
auto program = make_program();
auto plan = ExtractResourcePlan(program);
Check(plan.info.images.size() == 3u && plan.selector_keys.size() == 2u,
"indexed material fields did not share their query/gather selector domain");
for (const auto &image : plan.info.images) {
@@ -3304,6 +3305,9 @@ void TestIndexedMaterialImageKeys() {
Check(MaterializeResources(plan, runtime, snapshot, specialization) &&
memory.selectors == 2u && memory.descriptors == 6u && snapshot.images.size() == 9u,
"indexed selector scanned the broad heap or did not share its captured keys");
ApplyResourceSpecialization(program, specialization);
Check(program.info.images[0].indirect_resources.size() == 3u,
"indirect dimension query lost its specialized candidates");
for (uint32_t root = 0; root < plan.info.images.size(); ++root) {
const auto &image = specialization.images[root];
const auto offset = image.indirect_mapping_offset;
@@ -3319,7 +3323,8 @@ void TestIndexedMaterialImageKeys() {
Check(std::ranges::find(snapshot.specialization_reads,
std::pair<uint64_t, uint64_t>{base + field, 868u}) != snapshot.specialization_reads.end(),
"indexed selector batch escaped writable-alias tracking");
auto shared = make_plan(ShaderType::Compute, true);
auto shared_program = make_program(ShaderType::Compute, true);
auto shared = ExtractResourcePlan(shared_program);
Check(MaterializeResources(shared, runtime, snapshot, specialization) && snapshot.images.size() == 9u,
"inherited indexed selector lost its bounded material domain");
memory.words[64u / 4u] = 12996u;
@@ -3349,7 +3354,8 @@ void TestIndexedMaterialImageKeys() {
"unsupported geometry or writable selector lost the original heap domain");
}
user_data = original;
auto graphics = make_plan(ShaderType::Pixel);
auto graphics_program = make_program(ShaderType::Pixel);
auto graphics = ExtractResourcePlan(graphics_program);
Check(MaterializeResources(graphics, runtime, snapshot, specialization) && memory.selectors == 0u,
"graphics material lookup acquired unproved selector read dependencies");
memory.unreadable = false;