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graphics: materialize fast clears before sampling reused targets

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Co-authored-by: Ali Almohaya <AliAlmohaya@gmail.com>
This commit is contained in:
nmzik
2026-10-13 03:21:40 +02:00
parent 40692dfb64
commit 31b7be9ff2
5 changed files with 113 additions and 41 deletions
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src/graphics/host_gpu/renderer/image/imageInfo.h
+7 -2
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@@ -27,7 +27,7 @@ struct ImageMetadataInfo {
GuestRange range;
ImageMetadataKind kind = ImageMetadataKind::None;
uint32_t control = 0;
uint32_t clear_word = 0;
uint64_t clear_word = 0;
VideoOutCompression compression = VideoOutCompression::Uncompressed;
bool stencil_compressed = false;
bool clear_register_valid = false;
@@ -414,9 +414,10 @@ inline constexpr std::array<VideoOutFormatPolicy, 8> VIDEO_OUT_FORMAT_POLICIES {
return false;
}
[[nodiscard]] inline bool DecodePackedColorClear(vk::Format format, uint32_t packed,
[[nodiscard]] inline bool DecodePackedColorClear(vk::Format format, uint64_t clear_words,
vk::ClearColorValue& clear) {
vk::ClearColorValue next {};
const auto packed = static_cast<uint32_t>(clear_words);
const auto unorm8 = [](uint32_t value) { return static_cast<float>(value & 0xffu) / 255.0f; };
const auto srgb8 = [](uint32_t value) {
const auto encoded = static_cast<float>(value & 0xffu) / 255.0f;
@@ -434,6 +435,10 @@ inline constexpr std::array<VideoOutFormatPolicy, 8> VIDEO_OUT_FORMAT_POLICIES {
(mantissa << 13u));
};
switch (format) {
case vk::Format::eR16G16B16A16Sfloat:
next.float32[2] = float16(static_cast<uint32_t>(clear_words >> 32u));
next.float32[3] = float16(static_cast<uint32_t>(clear_words >> 48u));
[[fallthrough]];
case vk::Format::eR16G16Sfloat:
next.float32[1] = float16(packed >> 16u);
[[fallthrough]];