Files
Xenia-Canary/src/xenia/gpu/shaders/resolve_fast_32bpp_1x2xmsaa.hlsli

37 lines
1.5 KiB
HLSL

#include "endian.hlsli"
#include "resolve.hlsli"
RWBuffer<uint4> xe_resolve_dest : register(u0);
Buffer<uint4> xe_resolve_source : register(t0);
[numthreads(8, 8, 1)]
void main(uint3 xe_thread_id : SV_DispatchThreadID) {
// 1 thread = 8 host pixels.
uint2 pixel_index = xe_thread_id.xy << uint2(3u, 0u);
// Group height can't cross resolve granularity, Y overflow check not needed.
[branch] if (pixel_index.x >= XeResolveScaledSize().x) {
return;
}
bool2 duplicate_second = XeResolveDuplicateSecondHostPixel();
uint source_address_int4s =
XeEdramOffsetInts(
uint2(pixel_index.x, max(pixel_index.y, uint(duplicate_second.y))) +
XeResolveScaledOffset(),
XeResolveEdramBaseTiles(), XeResolveEdramPitchTiles(),
XeResolveEdramMsaaSamples(), XeResolveEdramIsDepth(), 0u,
XeResolveFirstSampleIndex(), XeResolveResolutionScale())
>> 2u;
uint4 pixels_0123 = xe_resolve_source[source_address_int4s];
uint4 pixels_4567 = xe_resolve_source[source_address_int4s + 1u];
if (duplicate_second.x && pixel_index.x == 0u) {
pixels_0123.x = pixels_0123.y;
}
XeResolveSwap8PixelsRedBlue32bpp(pixels_0123, pixels_4567);
uint endian = XeResolveDestEndian128();
uint dest_address = XeResolveDestPixelAddress(pixel_index, 2u) >> 4u;
xe_resolve_dest[dest_address] = XeEndianSwap32(pixels_0123, endian);
dest_address +=
XeResolveDestRightConsecutiveBlocksOffset(pixel_index.x, 2u) >> 4u;
xe_resolve_dest[dest_address] = XeEndianSwap32(pixels_4567, endian);
}