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[Fix] (MG_Backend/DirectVulkan): fix 26.2 texture bug.

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- Fix texture object / buffer lifecycle issues
This commit is contained in:
swung0x48
2026-05-10 10:03:03 +08:00
parent d7e768096e
commit 4a36d63c1b
6 changed files with 72 additions and 19 deletions
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MobileGL/MG_Backend/DirectVulkan/Renderer/VkTextureManager.cpp
+25 -5
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@@ -443,6 +443,21 @@ namespace MobileGL::MG_Backend::DirectVulkan {
VkTextureManager::TextureResource* VkTextureManager::SyncTextureAndGetDescriptor(MG_State::GLState::ITextureObject& texture) {
MOBILEGL_ASSERT(m_device != VK_NULL_HANDLE, "SyncTextureAndGetDescriptor: m_device == VK_NULL_HANDLE");
auto aliveIt = m_aliveObjects.find(&texture);
if (aliveIt != m_aliveObjects.end() && aliveIt->second.expired()) {
auto resourceIt = m_textureResources.find(&texture);
if (resourceIt != m_textureResources.end()) {
DeferResourceRelease(Move(resourceIt->second));
m_textureResources.erase(resourceIt);
}
m_aliveObjects.erase(aliveIt);
}
const auto& liveTexture = MG_State::pGLContext->GetTextureObject(texture.GetExternalIndex());
if (liveTexture && liveTexture.get() == &texture) {
m_aliveObjects[&texture] = WeakPtr<MG_State::GLState::ITextureObject>(liveTexture);
}
auto it = m_textureResources.find(&texture);
if (it == m_textureResources.end()) {
TextureResource initial{};
@@ -668,11 +683,16 @@ namespace MobileGL::MG_Backend::DirectVulkan {
return 0;
}
SizeT count = 0;
for (const auto& [raw, weak]: m_aliveObjects) {
if (weak.expired()) {
count++;
m_textureResources.erase(raw);
m_aliveObjects.erase(raw);
for (auto it = m_aliveObjects.begin(); it != m_aliveObjects.end();) {
auto current = it++;
if (current->second.expired()) {
auto resourceIt = m_textureResources.find(current->first);
if (resourceIt != m_textureResources.end()) {
DeferResourceRelease(Move(resourceIt->second));
m_textureResources.erase(resourceIt);
}
m_aliveObjects.erase(current);
++count;
}
}
return count;