graphics: do not arm a fast clear from a read-modify-write dispatch (#428)

* graphics: do not arm a fast clear from a read-modify-write dispatch

* tests: cover compute metadata clear classification

---------

Co-authored-by: nmzik <Nmzik@mail.ru>
This commit is contained in:
Brandon Strongandnmzik authored and GitHub committed 2026-09-01 05:48:06 +04:00
1 parent 7684c343d6
commit b8a459e83d
3 files changed
+109 -1

No files matched your search

@@ -54,7 +54,9 @@ bool RenderExecutor::TryConsumeComputeMetaClear(const ShaderComputeInputInfo& in
for (uint32_t i = 0; i < program.info.buffers.size(); i++) {
const auto& resource = program.info.buffers[i];
const auto descriptor = DecodeNativeDescriptor<ShaderBufferResource>(resources.buffers[i]);
if (!resource.written && cache.IsMeta(descriptor.Base48())) {
// A metadata resource that is also read is not proven to be a full overwrite. Execute it
// conservatively instead of replacing the dispatch with a coarse full-surface clear.
if (cache.IsMeta(descriptor.Base48()) && (!resource.written || resource.read)) {
return false;
}
}