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VK_FORMAT_R8G8B8A8_UNORM

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This commit is contained in:
xbzk 2026-02-14 23:02:24 -03:00
parent 5fd780f721
commit f46321da03
1 changed files with 39 additions and 5 deletions
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44
src/video_core/renderer_vulkan/vk_texture_cache.cpp
View file

@ -253,6 +253,20 @@ constexpr VkBorderColor ConvertBorderColor(const std::array<float, 4>& color) {
[[nodiscard]] vk::ImageView MakeStorageView(const vk::Device& device, u32 level, VkImage image,
VkFormat format) {
// GLSL storage images in host shaders commonly use rgba8, which maps to VK_FORMAT_R8G8B8A8_UNORM.
// Some guest formats are represented as A8B8G8R8 in Vulkan; using that directly here triggers
// format mismatch warnings and undefined writes on vkCmdDispatch.
const VkFormat storage_view_format = [&] {
switch (format) {
case VK_FORMAT_A8B8G8R8_UNORM_PACK32:
return VK_FORMAT_R8G8B8A8_UNORM;
case VK_FORMAT_A8B8G8R8_UINT_PACK32:
return VK_FORMAT_R8G8B8A8_UNORM;
default:
return format;
}
}();
static constexpr VkImageViewUsageCreateInfo storage_image_view_usage_create_info{
.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_USAGE_CREATE_INFO,
.pNext = nullptr,
@ -264,7 +278,7 @@ constexpr VkBorderColor ConvertBorderColor(const std::array<float, 4>& color) {
.flags = 0,
.image = image,
.viewType = VK_IMAGE_VIEW_TYPE_2D_ARRAY,
.format = format,
.format = storage_view_format,
.components{
.r = VK_COMPONENT_SWIZZLE_IDENTITY,
.g = VK_COMPONENT_SWIZZLE_IDENTITY,
@ -957,16 +971,29 @@ TextureCacheRuntime::TextureCacheRuntime(const Device& device_, Scheduler& sched
return;
}
for (size_t index_a = 0; index_a < VideoCore::Surface::MaxPixelFormat; index_a++) {
auto add_view_format = [&](VkFormat format) {
auto& formats = view_formats[index_a];
if (std::ranges::find(formats, format) == formats.end()) {
formats.push_back(format);
}
};
const auto image_format = static_cast<PixelFormat>(index_a);
if (IsPixelFormatASTC(image_format) && !device.IsOptimalAstcSupported()) {
view_formats[index_a].push_back(VK_FORMAT_A8B8G8R8_UNORM_PACK32);
add_view_format(VK_FORMAT_A8B8G8R8_UNORM_PACK32);
add_view_format(VK_FORMAT_R8G8B8A8_UNORM);
}
for (size_t index_b = 0; index_b < VideoCore::Surface::MaxPixelFormat; index_b++) {
const auto view_format = static_cast<PixelFormat>(index_b);
if (VideoCore::Surface::IsViewCompatible(image_format, view_format, false, true)) {
const auto view_info =
MaxwellToVK::SurfaceFormat(device, FormatType::Optimal, true, view_format);
view_formats[index_a].push_back(view_info.format);
add_view_format(view_info.format);
if (view_info.format == VK_FORMAT_A8B8G8R8_UNORM_PACK32 ||
view_info.format == VK_FORMAT_A8B8G8R8_UINT_PACK32) {
add_view_format(VK_FORMAT_R8G8B8A8_UNORM);
}
}
}
}
@ -1192,8 +1219,15 @@ void TextureCacheRuntime::ReinterpretImage(Image& dst, Image& src,
.subresourceRange = dst_range.SubresourceRange(dst_aspect_mask, dst_is_3d),
},
};
cmdbuf.PipelineBarrier(VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT,
0, {}, {}, post_barriers);
const VkPipelineStageFlags src_stages_transfer =
VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT |
VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT |
VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT |
VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT |
VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT |
VK_PIPELINE_STAGE_TRANSFER_BIT;
cmdbuf.PipelineBarrier(src_stages_transfer, VK_PIPELINE_STAGE_TRANSFER_BIT,
0, {}, {}, pre_barriers);
cmdbuf.CopyImageToBuffer(src_image, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, copy_buffer,
vk_in_copies);