Files
Xenia-Canary/src/xenia/gpu/shaders/resolve_fast_64bpp_2xres.cs.hlsl

40 lines
1.6 KiB
HLSL

#include "endian.hlsli"
#define XE_RESOLVE_RESOLUTION_SCALED
#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 = 1 guest pixel (same byte count as in the 1x resolution shaders).
// Group height is the same as resolve granularity, Y overflow check not
// needed.
[branch] if (xe_thread_id.x >= XeResolveSize().x) {
return;
}
// 1 host uint4 == 1 guest uint.
uint guest_source_address_ints =
XeEdramOffsetInts(xe_thread_id.xy + XeResolveOffset(),
XeResolveEdramBaseTiles(), XeResolveEdramPitchTiles(),
XeResolveEdramMsaaSamples(), false, 1u,
XeResolveFirstSampleIndex());
uint4 guest_pixel_y0 = xe_resolve_source[guest_source_address_ints];
uint4 guest_pixel_y1 = xe_resolve_source[guest_source_address_ints + 1u];
XeResolveSwap8PixelsRedBlue32bpp(guest_pixel_y0, guest_pixel_y1);
[branch] if (XeResolveEdramDuplicateSecondHostPixel()) {
if (xe_thread_id.x == 0u) {
guest_pixel_y0.xy = guest_pixel_y0.zw;
guest_pixel_y1.xy = guest_pixel_y1.zw;
}
if (xe_thread_id.y == 0u) {
guest_pixel_y0 = guest_pixel_y1;
}
}
uint endian = XeResolveDestEndian128();
uint dest_address =
XeResolveDestPixelAddress(xe_thread_id.xy, 3u) >> (4u - 2u);
xe_resolve_dest[dest_address] = XeEndianSwap64(guest_pixel_y0, endian);
xe_resolve_dest[dest_address + 1u] = XeEndianSwap64(guest_pixel_y1, endian);
}