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[Perf] (MG_Backend/DirectVulkan): re-land content-version texture early-out; bump content version on glGenerateMipmap so cached sampled views re-sync (fixes Iris shader retrace)

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swung0x48
2026-07-13 00:50:09 -04:00
parent ecea8054a6
commit 808c5dcc46
6 changed files with 64 additions and 0 deletions
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MobileGL/MG_Backend/DirectVulkan/Renderer/VkTextureManager.h
+11
View File
@@ -97,6 +97,13 @@ public:
VkImageViewType viewType = VK_IMAGE_VIEW_TYPE_2D;
VkSampleCountFlagBits sampleCount = VK_SAMPLE_COUNT_1_BIT;
Uint16 syncedTextureParamsVersion = 0;
// Snapshot of ITextureObject::GetContentVersion() at the last successful sync;
// lets SyncTexture skip the whole re-check/re-upload when content is unchanged.
Uint64 syncedContentVersion = 0;
// Snapshot of the defined mip-level count at the last sync. Folded into the early-out key
// as defense-in-depth: any path that grows the level set (which resizes the sampled view)
// busts the skip even if it failed to bump the content version.
Uint32 syncedMipLevelCount = 0;
TextureResource() = default;
TextureResource(const TextureResource&) = delete;
@@ -120,6 +127,8 @@ public:
std::swap(this->viewType, that.viewType);
std::swap(this->sampleCount, that.sampleCount);
std::swap(this->syncedTextureParamsVersion, that.syncedTextureParamsVersion);
std::swap(this->syncedContentVersion, that.syncedContentVersion);
std::swap(this->syncedMipLevelCount, that.syncedMipLevelCount);
}
void Reset() {
@@ -166,6 +175,8 @@ public:
viewType = VK_IMAGE_VIEW_TYPE_2D;
sampleCount = VK_SAMPLE_COUNT_1_BIT;
syncedTextureParamsVersion = 0;
syncedContentVersion = 0;
syncedMipLevelCount = 0;
}
~TextureResource() {