40 lines
1.6 KiB
HLSL
40 lines
1.6 KiB
HLSL
#include "endian.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 (same byte count as in the 1x resolution shaders).
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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 >= XeResolveSize().x) {
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return;
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}
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// 1 host uint4 == 1 guest uint.
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uint guest_source_address_ints =
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XeEdramOffsetInts(xe_thread_id.xy + XeResolveOffset(),
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XeResolveEdramBaseTiles(), XeResolveEdramPitchTiles(),
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XeResolveEdramMsaaSamples(), false, 1u,
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XeResolveFirstSampleIndex());
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uint4 guest_pixel_y0 = xe_resolve_source[guest_source_address_ints];
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uint4 guest_pixel_y1 = xe_resolve_source[guest_source_address_ints + 1u];
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XeResolveSwap8PixelsRedBlue32bpp(guest_pixel_y0, guest_pixel_y1);
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[branch] if (XeResolveEdramDuplicateSecondHostPixel()) {
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if (xe_thread_id.x == 0u) {
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guest_pixel_y0.xy = guest_pixel_y0.zw;
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guest_pixel_y1.xy = guest_pixel_y1.zw;
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}
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if (xe_thread_id.y == 0u) {
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guest_pixel_y0 = guest_pixel_y1;
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}
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}
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uint endian = XeResolveDestEndian128();
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uint dest_address =
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XeResolveDestPixelAddress(xe_thread_id.xy, 3u) >> (4u - 2u);
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xe_resolve_dest[dest_address] = XeEndianSwap64(guest_pixel_y0, endian);
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xe_resolve_dest[dest_address + 1u] = XeEndianSwap64(guest_pixel_y1, endian);
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}
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