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vk_texture_cache: Swap R and B channels of color flipped format 

Swaps the Red and Blue channels of the A1B5G5R5_UNORM texture format, which was being incorrectly rendered.
This commit is contained in:
ameerj 2021-04-24 23:59:42 -04:00
parent 4c8c5ad1b6
commit ae758a236f
1 changed files with 24 additions and 1 deletions
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25
src/video_core/renderer_vulkan/vk_texture_cache.cpp
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@ -417,7 +417,7 @@ constexpr VkBorderColor ConvertBorderColor(const std::array<float, 4>& color) {
};
}
[[nodiscard]] constexpr SwizzleSource ConvertGreenRed(SwizzleSource value) {
[[nodiscard]] SwizzleSource ConvertGreenRed(SwizzleSource value) {
switch (value) {
case SwizzleSource::G:
return SwizzleSource::R;
@ -426,6 +426,17 @@ constexpr VkBorderColor ConvertBorderColor(const std::array<float, 4>& color) {
}
}
[[nodiscard]] SwizzleSource SwapBlueRed(SwizzleSource value) {
switch (value) {
case SwizzleSource::R:
return SwizzleSource::B;
case SwizzleSource::B:
return SwizzleSource::R;
default:
return value;
}
}
void CopyBufferToImage(vk::CommandBuffer cmdbuf, VkBuffer src_buffer, VkImage image,
VkImageAspectFlags aspect_mask, bool is_initialized,
std::span<const VkBufferImageCopy> copies) {
@ -543,6 +554,15 @@ void CopyBufferToImage(vk::CommandBuffer cmdbuf, VkBuffer src_buffer, VkImage im
};
}
[[nodiscard]] bool IsFormatFlipped(PixelFormat format) {
switch (format) {
case PixelFormat::A1B5G5R5_UNORM:
return true;
default:
return false;
}
}
struct RangedBarrierRange {
u32 min_mip = std::numeric_limits<u32>::max();
u32 max_mip = std::numeric_limits<u32>::min();
@ -948,6 +968,9 @@ ImageView::ImageView(TextureCacheRuntime& runtime, const VideoCommon::ImageViewI
};
if (!info.IsRenderTarget()) {
swizzle = info.Swizzle();
if (IsFormatFlipped(format)) {
std::ranges::transform(swizzle, swizzle.begin(), SwapBlueRed);
}
if ((aspect_mask & (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT)) != 0) {
std::ranges::transform(swizzle, swizzle.begin(), ConvertGreenRed);
}