26 lines
906 B
HLSL
26 lines
906 B
HLSL
#include "endian.hlsli"
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#include "pixel_formats.hlsli"
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#include "resolve.hlsli"
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RWBuffer<uint2> xe_resolve_dest : register(u0);
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ByteAddressBuffer xe_resolve_source : register(t0);
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[numthreads(8, 8, 1)]
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void main(uint3 xe_thread_id : SV_DispatchThreadID) {
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// 1 thread = 8 pixels.
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// Group height is the same as resolve granularity, Y overflow check not
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// needed.
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[branch] if (xe_thread_id.x >= XeResolveSizeDiv8().x) {
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return;
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}
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uint2 pixel_index = xe_thread_id.xy << uint2(3u, 0u);
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float4 pixels_0123, pixels_4567;
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XeResolveLoad8RedColorsX1(
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xe_resolve_source, XeResolveColorCopySourcePixelAddressInts(pixel_index),
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pixels_0123, pixels_4567);
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// Convert to R8.
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// TODO(Triang3l): Investigate formats 8_A and 8_B.
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xe_resolve_dest[XeResolveDestPixelAddress(pixel_index, 0u) >> 3u] =
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uint2(XePackR8G8B8A8UNorm(pixels_0123), XePackR8G8B8A8UNorm(pixels_4567));
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}
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