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Metal: unbind SwapChain upon destruction (#8244)

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This commit is contained in:
Ben Doherty
2024-11-01 14:16:54 -07:00
committed by GitHub
parent 59d1ed6a94
commit 0c2d23e55c
1 changed files with 18 additions and 11 deletions
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filament/backend/src/metal/MetalDriver.mm
+18 -11
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@@ -821,17 +821,24 @@ void MetalDriver::destroyRenderTarget(Handle<HwRenderTarget> rth) {
}
void MetalDriver::destroySwapChain(Handle<HwSwapChain> sch) {
if (sch) {
auto* swapChain = handle_cast<MetalSwapChain>(sch);
// If the SwapChain is a pixel buffer, we need to wait for the current command buffer to
// complete before destroying it. This is because pixel buffer SwapChains hold a
// MetalExternalImage that could still being rendered into.
if (UTILS_UNLIKELY(swapChain->isPixelBuffer())) {
executeAfterCurrentCommandBufferCompletes(
[this, sch]() mutable { destruct_handle<MetalSwapChain>(sch); });
} else {
destruct_handle<MetalSwapChain>(sch);
}
if (UTILS_UNLIKELY(!sch)) {
return;
}
auto* swapChain = handle_cast<MetalSwapChain>(sch);
if (mContext->currentDrawSwapChain == swapChain) {
mContext->currentDrawSwapChain = nullptr;
}
if (mContext->currentReadSwapChain == swapChain) {
mContext->currentReadSwapChain = nullptr;
}
// If the SwapChain is a pixel buffer, we need to wait for the current command buffer to
// complete before destroying it. This is because pixel buffer SwapChains hold a
// MetalExternalImage that could still being rendered into.
if (UTILS_UNLIKELY(swapChain->isPixelBuffer())) {
executeAfterCurrentCommandBufferCompletes(
[this, sch]() mutable { destruct_handle<MetalSwapChain>(sch); });
} else {
destruct_handle<MetalSwapChain>(sch);
}
}