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[D3D12] Resolve 16-bit RTs to unorm textures, not snorm

This commit is contained in:
Triang3l 2019-03-07 11:21:39 +03:00
parent 7049d52dbb
commit 5582e63ef1
2 changed files with 13 additions and 15 deletions
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16
src/xenia/gpu/d3d12/render_target_cache.cc
View File

@ -1128,24 +1128,22 @@ bool RenderTargetCache::ResolveCopy(SharedMemory* shared_memory,
DepthRenderTargetToTextureFormat(DepthRenderTargetFormat(src_format));
src_64bpp = false;
} else {
// Texture formats k_16_16_EDRAM and k_16_16_16_16_EDRAM are not the same as
// k_16_16 and k_16_16_16_16, but they are emulated with the same DXGI
// formats as k_16_16 and k_16_16_16_16 on the host, so they are treated as
// a special case of such formats.
// Force k_16_16 and k_16_16_16_16 RTs to be always resolved via drawing,
// because resolving to a k_16_16 or a k_16_16_16_16 texture should result
// in unsigned texture data, unlike the render target which is signed.
if (ColorRenderTargetFormat(src_format) ==
ColorRenderTargetFormat::k_16_16) {
src_texture_format = TextureFormat::k_16_16;
src_texture_format = TextureFormat::k_16_16_EDRAM;
} else if (ColorRenderTargetFormat(src_format) ==
ColorRenderTargetFormat::k_16_16_16_16) {
src_texture_format = TextureFormat::k_16_16_16_16;
src_texture_format = TextureFormat::k_16_16_16_16_EDRAM;
} else {
src_texture_format =
ColorRenderTargetToTextureFormat(ColorRenderTargetFormat(src_format));
src_texture_format = GetBaseFormat(ColorRenderTargetToTextureFormat(
ColorRenderTargetFormat(src_format)));
}
src_64bpp = IsColorFormat64bpp(ColorRenderTargetFormat(src_format));
}
assert_true(src_texture_format != TextureFormat::kUnknown);
src_texture_format = GetBaseFormat(src_texture_format);
// The destination format is specified as k_8_8_8_8 when resolving depth,
// apparently there's no format conversion.
TextureFormat dest_format =

12
src/xenia/gpu/d3d12/texture_cache.cc
View File

@ -199,18 +199,18 @@ const TextureCache::HostFormat TextureCache::host_formats_[64] = {
DXGI_FORMAT_R16_SNORM, LoadMode::kUnknown, DXGI_FORMAT_UNKNOWN,
LoadMode::kUnknown, DXGI_FORMAT_R16_UNORM, ResolveTileMode::k16bpp, true},
// k_16_16
// TODO(Triang3l): Check if this is the correct way of specifying a signed
// resolve destination format.
// The resolve format being unorm is correct (with snorm distortion effects
// in Halo 3 cause stretching of one corner of the screen).
{DXGI_FORMAT_R16G16_TYPELESS, DXGI_FORMAT_R16G16_UNORM, LoadMode::k32bpb,
DXGI_FORMAT_R16G16_SNORM, LoadMode::kUnknown, DXGI_FORMAT_UNKNOWN,
LoadMode::kUnknown, DXGI_FORMAT_R16G16_SNORM, ResolveTileMode::k32bpp,
LoadMode::kUnknown, DXGI_FORMAT_R16G16_UNORM, ResolveTileMode::k32bpp,
false},
// k_16_16_16_16
// TODO(Triang3l): Check if this is the correct way of specifying a signed
// resolve destination format.
// The resolve format being unorm is correct (with snorm distortion effects
// in Halo 3 cause stretching of one corner of the screen).
{DXGI_FORMAT_R16G16B16A16_TYPELESS, DXGI_FORMAT_R16G16B16A16_UNORM,
LoadMode::k64bpb, DXGI_FORMAT_R16G16B16A16_SNORM, LoadMode::kUnknown,
DXGI_FORMAT_UNKNOWN, LoadMode::kUnknown, DXGI_FORMAT_R16G16B16A16_SNORM,
DXGI_FORMAT_UNKNOWN, LoadMode::kUnknown, DXGI_FORMAT_R16G16B16A16_UNORM,
ResolveTileMode::k64bpp, false},
// k_16_EXPAND
{DXGI_FORMAT_R16_FLOAT, DXGI_FORMAT_R16_FLOAT, LoadMode::k16bpb,