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Ignore inactive metadata address bits in sampled depth descriptors

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Co-authored-by: Ali Almohaya <17254073+Almo7aya@users.noreply.github.com>
This commit is contained in:
nmzik
2026-09-21 14:36:22 +04:00
parent d2df2cad74
commit 7c9e18e73b
2 changed files with 15 additions and 3 deletions
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src/graphics/host_gpu/renderer/pipeline/descriptors.cpp
+4 -3
View File
@@ -184,17 +184,18 @@ bool IsSupportedDepthTextureEncoding(const ShaderTextureResource& descriptor, bo
}
const bool full = common && descriptor.fields[4] == field4_expected &&
descriptor.fields[5] == field5_expected;
if (!full || (descriptor.fields[6] == 0 && descriptor.fields[7] != 0) ||
if (!full ||
(descriptor.MsaaDepth() && !IsMultisampledTexture(descriptor.Type()))) {
return false;
}
if (descriptor.fields[6] == 0) {
const auto metadata_control = descriptor.fields[6] & 0x00ffffffu;
if (metadata_control == 0) {
return true;
}
constexpr uint32_t htile_control = 0x00280000u;
const uint32_t expected_control = htile_control | (descriptor.MsaaDepth() ? (1u << 10u) : 0u);
const auto metadata_addr = descriptor.MetaAddr() << 8u;
return (descriptor.fields[6] & 0x00ffffffu) == expected_control && metadata_addr != 0 &&
return metadata_control == expected_control && metadata_addr != 0 &&
metadata_addr < TRACKER_ADDRESS_SIZE && (metadata_addr & 0x7fffu) == 0 &&
descriptor.TileMode() == Prospero::TileMode::kDepth;
}
tests/ShaderRecompilerComputeTests.cpp
+11
View File
@@ -29200,6 +29200,17 @@ void CheckDepthTextureEncoding() {
IsSupportedDepthTextureEncoding(compressed_descriptor),
"valid compressed depth descriptor required a prior depth target");
const ShaderTextureResource disabled_metadata{{
0x20018100u, 0xc1600000u, 0x021bc1dfu, 0x91800204u,
0x00000000u, 0x00700000u, 0x00000000u, 0x0020037fu,
}};
auto retained_metadata_address = compressed_descriptor;
retained_metadata_address.fields[6] &= 0xff000000u;
Require("DepthTextureEncoding", "disabled metadata with retained address",
IsSupportedDepthTextureEncoding(disabled_metadata) &&
IsSupportedDepthTextureEncoding(retained_metadata_address),
"uncompressed depth rejected inactive metadata address bits");
const ShaderTextureResource first_use_depth{{
0x0225fc00u, 0x01600000u, 0x00000000u, 0x91800924u,
0x00000000u, 0x00700000u, 0x80280000u, 0x000225fdu,