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renderer: support depth-compatible uint image views

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This commit is contained in:
nmzik
2026-08-17 11:02:44 +02:00
parent ce39238210
commit c759236ccb
5 changed files with 108 additions and 53 deletions
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src/graphics/host_gpu/renderer/image/imageInfo.h
-22
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@@ -212,7 +212,6 @@ struct DepthFormatPolicy {
Prospero::DepthFormat depth_format;
Prospero::BufferFormat guest_format;
uint32_t bytes_per_element;
vk::Format sampled_view_format;
vk::Format depth_attachment_format;
std::array<vk::Format, 3> stencil_attachment_formats;
};
@@ -221,13 +220,11 @@ inline constexpr std::array<DepthFormatPolicy, 2> DEPTH_FORMAT_POLICIES {{
{Prospero::DepthFormat::kZ16,
Prospero::BufferFormat::k16UNorm,
2,
vk::Format::eR16Unorm,
vk::Format::eD16Unorm,
{vk::Format::eD16UnormS8Uint, vk::Format::eD24UnormS8Uint, vk::Format::eD32SfloatS8Uint}},
{Prospero::DepthFormat::kZ32F,
Prospero::BufferFormat::k32Float,
4,
vk::Format::eR32Sfloat,
vk::Format::eD32Sfloat,
{vk::Format::eD32SfloatS8Uint, vk::Format::eUndefined, vk::Format::eUndefined}},
}};
@@ -317,25 +314,6 @@ inline bool ImageInfo::IsDepth() const noexcept {
return std::bit_cast<uint32_t>(static_cast<float>(value) / 65535.0f);
}
[[nodiscard]] inline constexpr bool
IsSupportedSampledDepthFormat(vk::Format image_format, Prospero::BufferFormat guest_format,
vk::Format view_format) noexcept {
const auto* policy = FindGuestDepthFormatPolicy(guest_format);
return policy != nullptr && view_format == policy->sampled_view_format &&
(image_format == policy->depth_attachment_format ||
IsStencilAttachmentFormat(*policy, image_format));
}
[[nodiscard]] inline constexpr bool IsSupportedSampledDepthFormat(vk::Format image_format,
vk::Format view_format) noexcept {
for (const auto& policy: DEPTH_FORMAT_POLICIES) {
if (IsSupportedSampledDepthFormat(image_format, policy.guest_format, view_format)) {
return true;
}
}
return false;
}
[[nodiscard]] inline constexpr bool IsSupportedDepthTargetFormat(const ImageInfo& info) {
const auto* policy = FindGuestDepthFormatPolicy(info.guest_format);
return policy != nullptr && info.bytes_per_block == policy->bytes_per_element &&