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textures: invalidate stencil links on CPU writes

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This commit is contained in:
nmzik
2026-09-06 09:38:22 +04:00
parent 211242452b
commit 4735359466
2 changed files with 22 additions and 1 deletions
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tests/ShaderRecompilerComputeTests.cpp
+21
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@@ -5395,6 +5395,16 @@ public:
"or stole its stencil association");
constexpr uint64_t second_stencil_offset = 0x90000;
auto stencil_storage_desc = MakeLinearDesc(
base + second_stencil_offset, ms_stencil_size, vk::Format::eR8Uint,
Prospero::BufferFormat::k8UInt, Prospero::ImageType::kColor2D,
{256, 256, 1}, 256, 1, 1);
stencil_storage_desc.type = BindingType::Storage;
stencil_storage_desc.view_info.usage = vk::ImageUsageFlagBits::eStorage;
const auto stencil_storage_image =
texture_cache.FindImage(stencil_storage_desc);
(void)texture_cache.FindTexture(stencil_storage_image,
stencil_storage_desc);
auto switched_ms_depth = ms_depth_desc;
switched_ms_depth.info.stencil = {base + second_stencil_offset,
ms_stencil_size};
@@ -5414,10 +5424,21 @@ public:
texture_cache.GetImage(first_stencil_association).depth_id ==
ms_depth_image &&
second_stencil_association &&
second_stencil_association == stencil_storage_image &&
texture_cache.GetImage(second_stencil_association).IsTracked() &&
texture_cache.GetImage(second_stencil_association).depth_id ==
ms_depth_image,
"changing stencil address recreated depth or discarded an "
"existing lightweight association");
Require(name, "CPU write to tracked stencil association",
resources.HandleFault(PageFaultAccess::Write,
base + second_stencil_offset) &&
!texture_cache.GetImage(second_stencil_association).IsTracked() &&
texture_cache.GetImage(second_stencil_association).IsCpuDirty() &&
texture_cache.GetImage(second_stencil_association).depth_id ==
ms_depth_image,
"CPU invalidation left a reused stencil image write-protected");
memory[second_stencil_offset] = 0x5a;
constexpr uint64_t added_stencil_depth_offset = 0x60000;
constexpr uint64_t added_stencil_offset = 0x70000;