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renderer: support R8 uint render targets

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This commit is contained in:
nmzik
2026-08-05 02:59:28 +02:00
parent 9a3468e3a0
commit e6b4707a5d
2 changed files with 13 additions and 0 deletions
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src/graphics/host_gpu/renderer/image/textureCommon.cpp
+4
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@@ -22,6 +22,10 @@ struct RenderTargetFormatMapping {
};
constexpr RenderTargetFormatMapping kRenderTargetFormats[] = {
{Prospero::ChannelLayout::k8,
Prospero::ChannelType::kUInt,
Prospero::ChannelOrder::kStandard,
{vk::Format::eR8Uint, 1}},
{Prospero::ChannelLayout::k8_8,
Prospero::ChannelType::kUNorm,
Prospero::ChannelOrder::kStandard,
tests/ShaderRecompilerComputeTests.cpp
+9
View File
@@ -15520,6 +15520,15 @@ void CheckEmbeddedFetchVertexOffset() {
#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
void CheckRenderTargetFormatContract() {
const auto r8_uint =
TextureGetRenderTargetFormat(Prospero::GpuEnumValue(Prospero::ChannelLayout::k8),
Prospero::GpuEnumValue(Prospero::ChannelType::kUInt),
Prospero::GpuEnumValue(Prospero::ChannelOrder::kStandard));
Require("RenderTargetFormat", "R8 uint",
r8_uint.format == vk::Format::eR8Uint && r8_uint.bytes_per_element == 1u &&
r8_uint.export_mapping.IsIdentity(),
"R8 uint render-target tuple was rejected");
const auto rgb565 = TextureGetRenderTargetFormat(16u, 0u, 0u);
Require("RenderTargetFormat", "RGB565 UNorm",
rgb565.format == vk::Format::eB5G6R5UnormPack16 && rgb565.bytes_per_element == 2u &&