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graphics: represent rebased contiguous mip-tail texture views

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Co-authored-by: fxpw <fxpw@outlook.com>
This commit is contained in:
nmzik
2026-10-14 15:56:45 +02:00
parent c88f05f7b5
commit 8c7fe539b8
5 changed files with 257 additions and 50 deletions
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src/graphics/host_gpu/renderer/image/imageInfo.h
+2 -47
View File
@@ -88,6 +88,7 @@ struct ImageInfo {
uint32_t first_tail_level = 16;
void UpdateSize();
[[nodiscard]] uint32_t DataAlignment() const;
[[nodiscard]] uint64_t LinearSize(uint32_t levels = 0) const;
[[nodiscard]] vk::Extent3D MipExtent(uint32_t level) const;
[[nodiscard]] std::vector<vk::BufferImageCopy> BufferCopies(uint64_t buffer_offset = 0,
@@ -136,53 +137,7 @@ struct ImageInfo {
}
return -1;
}
[[nodiscard]] int32_t SliceOf(const ImageInfo& container, int32_t mip) const noexcept {
if (!IsCompatible(container) || tile_mode != container.tile_mode || type != container.type ||
IsVolume() || resources.levels != 1 || resources.layers == 0 ||
container.resources.layers == 0 || mip < 0 ||
static_cast<uint32_t>(mip) >= container.resources.levels ||
container.resources.levels > container.mip_layout.size() ||
!data.Valid() || !container.data.Valid() || data.address < container.data.address ||
data.End() > container.data.End()) {
return -1;
}
if (HasStencil() != container.HasStencil() ||
(HasStencil() && (stencil.address < container.stencil.address ||
stencil.End() > container.stencil.End()))) {
return -1;
}
const auto level = static_cast<uint32_t>(mip);
const auto& layout = container.mip_layout[level];
if (extent.width != std::max(container.extent.width >> level, 1u) ||
extent.height != std::max(container.extent.height >> level, 1u) ||
extent.depth != container.extent.depth || mip_layout[0].pitch != layout.pitch ||
mip_layout[0].height != layout.height || layout.size == 0 ||
layout.size % container.resources.layers != 0 ||
container.data.size % container.resources.layers != 0 ||
data.size % resources.layers != 0) {
return -1;
}
// PS5 block slices contain the entire reversed mip chain.
const auto slice_stride = container.data.size / container.resources.layers;
const auto child_stride = data.size / resources.layers;
if (child_stride != layout.size / container.resources.layers ||
layout.offset >= slice_stride || child_stride > slice_stride - layout.offset ||
(resources.layers > 1 && child_stride != slice_stride)) {
return -1;
}
const auto address_delta = data.address - container.data.address;
if (address_delta < layout.offset || (address_delta - layout.offset) % slice_stride != 0) {
return -1;
}
const auto layer = (address_delta - layout.offset) / slice_stride;
if (layer > INT32_MAX || layer >= container.resources.layers ||
resources.layers > container.resources.layers - layer) {
return -1;
}
return static_cast<int32_t>(layer);
}
[[nodiscard]] int32_t SliceOf(const ImageInfo& container, int32_t mip) const noexcept;
};
struct ImageViewInfo {