43 lines
1.9 KiB
HLSL
43 lines
1.9 KiB
HLSL
#include "endian.hlsli"
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#include "resolve.hlsli"
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RWBuffer<uint4> xe_resolve_dest : register(u0);
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Buffer<uint4> 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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uint2 pixel_index = xe_thread_id.xy << uint2(3u, 0u);
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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 (pixel_index.x >= XeResolveSize().x) {
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return;
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}
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uint source_address_int4s =
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XeEdramOffsetInts(pixel_index + XeResolveOffset(),
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XeResolveEdramBaseTiles(), XeResolveEdramPitchTiles(),
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kXenosMsaaSamples_4X, XeResolveEdramIsDepth(), 0u,
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XeResolveFirstSampleIndex())
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>> 2u;
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uint4 pixels_0123, pixels_4567;
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uint sample_select = XeResolveSampleSelect();
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[branch] if (sample_select != kXenosCopySampleSelect_2 &&
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sample_select != kXenosCopySampleSelect_3) {
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pixels_0123.xy = xe_resolve_source[source_address_int4s].xz;
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pixels_0123.zw = xe_resolve_source[source_address_int4s + 1u].xz;
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pixels_4567.xy = xe_resolve_source[source_address_int4s + 2u].xz;
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pixels_4567.zw = xe_resolve_source[source_address_int4s + 3u].xz;
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} else {
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pixels_0123.xy = xe_resolve_source[source_address_int4s].yw;
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pixels_0123.zw = xe_resolve_source[source_address_int4s + 1u].yw;
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pixels_4567.xy = xe_resolve_source[source_address_int4s + 2u].yw;
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pixels_4567.zw = xe_resolve_source[source_address_int4s + 3u].yw;
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}
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XeResolveSwap8PixelsRedBlue32bpp(pixels_0123, pixels_4567);
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uint endian = XeResolveDestEndian128();
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uint dest_address = XeResolveDestPixelAddress(pixel_index, 2u) >> 4u;
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xe_resolve_dest[dest_address] = XeEndianSwap32(pixels_0123, endian);
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// Odd 4 pixels = even 4 pixels + 32 bytes when tiled.
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xe_resolve_dest[dest_address + 2u] = XeEndianSwap32(pixels_4567, endian);
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}
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