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Implement texture-alias, mip-tail

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nmzik committed 2026-07-21 07:37:52 +02:00
1 parent 999f87576e
commit 91690ac29e
8 files changed
+622 -56
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src/graphics/host_gpu/renderer/descriptors.cpp
+61 -17
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@@ -321,27 +321,33 @@ bool IsSupportedDepthTargetDescriptor(const ShaderTextureResource& descriptor,
const auto height = static_cast<uint32_t>(descriptor.Height5()) + 1u;
const auto pitch = TileGetTexturePitch(descriptor.Format(), width, 1, descriptor.TileMode());
const auto type = static_cast<Prospero::ImageType>(descriptor.Type());
const bool supported_type =
type == Prospero::ImageType::kColor2D || type == Prospero::ImageType::kColor2DArray;
return image.type == VulkanImageType::DepthStencil && image.layers == 1 &&
width == image.extent.width && height == image.extent.height &&
descriptor.Depth() == 0 && descriptor.BaseLevel() == 0 && descriptor.LastLevel() == 0 &&
descriptor.MaxMip() == 0 && descriptor.MinLod() == 0 && descriptor.BaseArray5() == 0 &&
const bool supported_single_layer =
image.layers == 1 && descriptor.Depth() == 0 && descriptor.BaseArray5() == 0 &&
(type == Prospero::ImageType::kColor2D || type == Prospero::ImageType::kColor2DArray);
const bool supported_cube = type == Prospero::ImageType::kCube && width == height &&
image.layers >= 6 && image.layers % 6u == 0 &&
static_cast<uint32_t>(descriptor.Depth()) + 1u == image.layers &&
descriptor.BaseArray5() == 0;
return image.type == VulkanImageType::DepthStencil && width == image.extent.width &&
height == image.extent.height && (supported_single_layer || supported_cube) &&
descriptor.BaseLevel() == 0 && descriptor.LastLevel() == 0 && descriptor.MaxMip() == 0 &&
descriptor.MinLod() == 0 && descriptor.BaseArray5() == 0 &&
descriptor.TileMode() == Prospero::GpuEnumValue(Prospero::TileMode::kDepth) &&
supported_type && descriptor.BCSwizzle() == 0 && !descriptor.MsaaDepth() &&
pitch >= width && pitch == image.guest_pitch;
descriptor.BCSwizzle() == 0 && !descriptor.MsaaDepth() && pitch >= width &&
pitch == image.guest_pitch;
}
static bool IsSupportedDepthTextureEncoding(const ShaderTextureResource& descriptor) {
bool IsSupportedDepthTextureEncoding(const ShaderTextureResource& descriptor) {
constexpr uint32_t field1_reserved_mask = 0x200fff00u;
constexpr uint32_t field2_reserved_mask = 0xf0003000u;
constexpr uint32_t field3_common = 0x01800000u;
constexpr uint32_t field5_expected = 0x00700000u;
const uint32_t field3_expected =
(descriptor.Type() << 28u) | field3_common | descriptor.DstSelXYZW();
const uint32_t field4_expected = descriptor.Depth() | (descriptor.BaseArray5() << 16u);
return (descriptor.fields[1] & field1_reserved_mask) == 0 &&
(descriptor.fields[2] & field2_reserved_mask) == 0 &&
descriptor.fields[3] == field3_expected && descriptor.fields[4] == 0 &&
descriptor.fields[3] == field3_expected && descriptor.fields[4] == field4_expected &&
descriptor.fields[5] == field5_expected && descriptor.fields[6] == 0 &&
descriptor.fields[7] == 0;
}
@@ -473,14 +479,52 @@ void ValidateMetadataReuseTexture(const ShaderRecompiler::IR::ImageResource& res
const ShaderTextureResource& descriptor, uint64_t size) {
constexpr uint32_t field1_reserved = 0x200fff00u;
constexpr uint32_t field2_reserved = 0xf0003000u;
constexpr uint32_t field5_common = 0x00700000u;
const auto format = descriptor.Format();
if (!IsSupportedSampledColorResource(resource) || size == 0 ||
(descriptor.fields[1] & field1_reserved) != 0 ||
(descriptor.fields[2] & field2_reserved) != 0 || descriptor.fields[3] != 0x90500facu ||
descriptor.fields[4] != 0 || descriptor.fields[5] != 0x00700000u ||
descriptor.fields[6] != 0 || descriptor.fields[7] != 0 ||
!Prospero::IsSupportedTextureFormat(format) || Prospero::IsUintTextureFormat(format)) {
EXIT("unsupported storage texture descriptor encoding\n");
const bool resource_ok = IsSupportedSampledColorResource(resource);
const bool swizzle_ok = IsValidSampledColorSwizzle(descriptor.DstSelXYZW());
const bool descriptor_ok =
resource.dimension == ShaderRecompiler::Decoder::ImageDimension::Dim2D &&
descriptor.Type() == Prospero::GpuEnumValue(Prospero::ImageType::kColor2D) &&
descriptor.Depth() == 0 && descriptor.BaseArray5() == 0 &&
descriptor.BaseLevel() <= descriptor.LastLevel() &&
descriptor.LastLevel() <= descriptor.MaxMip() && descriptor.MaxMip() < 15 &&
descriptor.TileMode() == Prospero::GpuEnumValue(Prospero::TileMode::kStandard4KB) &&
swizzle_ok;
const uint32_t field3_expected = descriptor.DstSelXYZW() |
(static_cast<uint32_t>(descriptor.BaseLevel()) << 12u) |
(static_cast<uint32_t>(descriptor.LastLevel()) << 16u) |
(static_cast<uint32_t>(descriptor.TileMode()) << 20u) |
(static_cast<uint32_t>(descriptor.Type()) << 28u);
const uint32_t field4_expected = descriptor.Depth() | (descriptor.BaseArray5() << 16u);
const uint32_t field5_expected =
field5_common | (static_cast<uint32_t>(descriptor.MaxMip()) << 4u);
const bool encoding_ok =
(descriptor.fields[1] & field1_reserved) == 0 &&
(descriptor.fields[2] & field2_reserved) == 0 && descriptor.fields[3] == field3_expected &&
descriptor.fields[4] == field4_expected && descriptor.fields[5] == field5_expected &&
descriptor.fields[6] == 0 && descriptor.fields[7] == 0;
const bool format_ok =
Prospero::IsSupportedTextureFormat(format) && !Prospero::IsUintTextureFormat(format);
if (!resource_ok || !descriptor_ok || !encoding_ok || !format_ok || size == 0) {
EXIT("unsupported metadata-reuse sampled texture: resource=%d descriptor=%d encoding=%d "
"format=%d "
"kind=%u dimension=%u mip_mode=%u read=%d written=%d atomic=%d compare=%d "
"base_level=%u last_level=%u max_mip=%u base_array=%u swizzle_ok=%d "
"addr=0x%016" PRIx64 " size=0x%016" PRIx64
" extent=%ux%ux%u type=%u format=%u tile=%u swizzle=0x%03x "
"dwords=%08x,%08x,%08x,%08x,%08x,%08x,%08x,%08x\n",
resource_ok, descriptor_ok, encoding_ok, format_ok,
static_cast<uint32_t>(resource.kind), static_cast<uint32_t>(resource.dimension),
static_cast<uint32_t>(resource.mip_mode), resource.read, resource.written,
resource.atomic, resource.depth_compare, descriptor.BaseLevel(),
descriptor.LastLevel(), descriptor.MaxMip(), descriptor.BaseArray5(), swizzle_ok,
descriptor.Base40(), size, static_cast<uint32_t>(descriptor.Width5()) + 1u,
static_cast<uint32_t>(descriptor.Height5()) + 1u,
static_cast<uint32_t>(descriptor.Depth()) + 1u, descriptor.Type(), format,
descriptor.TileMode(), descriptor.DstSelXYZW(), descriptor.fields[0],
descriptor.fields[1], descriptor.fields[2], descriptor.fields[3], descriptor.fields[4],
descriptor.fields[5], descriptor.fields[6], descriptor.fields[7]);
}
}