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Fix Standard64KB 16-bit texture swizzle

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This commit is contained in:
nmzik
2026-07-18 03:43:25 +02:00
parent f4b52cea2b
commit aa99796d8a
2 changed files with 30 additions and 11 deletions
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tests/ShaderRecompilerComputeTests.cpp
+20
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@@ -10276,6 +10276,26 @@ void CheckStandard64RenderTargetTileRoundTrip() {
standard[16] == 512 && standard[32] == 4 &&
standard[16383] == 16383,
"Standard64KB reciprocal mapping disagreed with the PS5 SDK");
constexpr uint32_t block_width_16 = 256;
constexpr uint32_t block_height_16 = 128;
std::vector<uint16_t> tiled_16(block_size / sizeof(uint16_t));
for (uint32_t i = 0; i < tiled_16.size(); i++) {
tiled_16[i] = static_cast<uint16_t>(i);
}
std::vector<uint16_t> linear_16(tiled_16.size(), 0xffffu);
TileConvertTiledToLinearStandard64KB16(
linear_16.data(), tiled_16.data(), block_width_16, block_height_16,
block_width_16, block_size);
const auto sample_16 = [&](uint32_t x, uint32_t y) {
return linear_16[static_cast<uint64_t>(y) * block_width_16 + x];
};
Require("Standard64RenderTarget", "16-bit SDK byte mapping",
sample_16(0, 0) == 0 && sample_16(1, 0) == 1 &&
sample_16(2, 0) == 2 && sample_16(4, 0) == 4 &&
sample_16(8, 0) == 64 && sample_16(0, 1) == 8 &&
sample_16(0, 2) == 16 && sample_16(0, 4) == 32,
"Standard64KB 16-bit mapping interleaved X/Y address bits incorrectly");
TileConvertLinearToTiledRenderTarget(
render_target.data(), known.data(), block_width, block_height,
block_width, sizeof(uint32_t), block_size);