41 lines
1.5 KiB
HLSL
41 lines
1.5 KiB
HLSL
#include "endian.hlsli"
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#include "pixel_formats.hlsli"
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#define XE_RESOLVE_RESOLUTION_SCALED
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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 = 1 guest pixel.
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// Group size is the same as resolve granularity, overflow check not needed.
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float4 host_pixel_y0x0, host_pixel_y0x1, host_pixel_y1x0, host_pixel_y1x1;
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XeResolveLoadGuestPixelRGBAColorsX2(
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xe_resolve_source,
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XeResolveColorCopySourcePixelAddressInts(xe_thread_id.xy),
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host_pixel_y0x0, host_pixel_y0x1, host_pixel_y1x0, host_pixel_y1x1);
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[branch] if (XeResolveEdramDuplicateSecondHostPixel()) {
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[branch] if (xe_thread_id.x == 0u) {
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host_pixel_y0x0 = host_pixel_y0x1;
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host_pixel_y1x0 = host_pixel_y1x1;
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}
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[branch] if (xe_thread_id.y == 0u) {
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host_pixel_y0x0 = host_pixel_y1x0;
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host_pixel_y0x1 = host_pixel_y1x1;
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}
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}
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// Only 32_32_32_32_FLOAT color format is 128bpp.
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uint endian = XeResolveDestEndian128();
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uint dest_address =
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XeResolveDestPixelAddress(xe_thread_id.xy, 4u) >> (4u - 2u);
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xe_resolve_dest[dest_address] =
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XeEndianSwap128(asuint(host_pixel_y0x0), endian);
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xe_resolve_dest[dest_address + 1u] =
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XeEndianSwap128(asuint(host_pixel_y0x1), endian);
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xe_resolve_dest[dest_address + 2u] =
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XeEndianSwap128(asuint(host_pixel_y1x0), endian);
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xe_resolve_dest[dest_address + 3u] =
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XeEndianSwap128(asuint(host_pixel_y1x1), endian);
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}
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