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Test handling of residency refcounting and placed resources on D3D12

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baldurk
2021-11-15 15:07:56 +00:00
parent 799f3a806b
commit ff1fc1c20f
1 changed files with 53 additions and 1 deletions
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util/test/demos/d3d12/d3d12_parameter_zoo.cpp
+53 -1
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@@ -71,7 +71,52 @@ float4 main() : SV_Target0
dev->CreateConstantBufferView(NULL, m_CBVUAVSRV->GetCPUDescriptorHandleForHeapStart());
ID3D12ResourcePtr vb = MakeBuffer().Data(DefaultTri);
ID3D12ResourcePtr ib = MakeBuffer().Data(indices);
ID3D12HeapPtr ibHeap;
{
D3D12_HEAP_DESC heapDesc;
heapDesc.SizeInBytes = 4096;
heapDesc.Flags = D3D12_HEAP_FLAG_ALLOW_ONLY_BUFFERS;
heapDesc.Alignment = 0;
heapDesc.Properties.Type = D3D12_HEAP_TYPE_DEFAULT;
heapDesc.Properties.CPUPageProperty = D3D12_CPU_PAGE_PROPERTY_UNKNOWN;
heapDesc.Properties.MemoryPoolPreference = D3D12_MEMORY_POOL_UNKNOWN;
heapDesc.Properties.CreationNodeMask = 1;
heapDesc.Properties.VisibleNodeMask = 1;
CHECK_HR(dev->CreateHeap(&heapDesc, __uuidof(ID3D12Heap), (void **)&ibHeap));
}
ID3D12Pageable *ibHeapPageable = (ID3D12Pageable *)ibHeap.GetInterfacePtr();
ID3D12ResourcePtr ib;
{
D3D12_RESOURCE_DESC desc;
desc.Alignment = 0;
desc.DepthOrArraySize = 1;
desc.Dimension = D3D12_RESOURCE_DIMENSION_BUFFER;
desc.Flags = D3D12_RESOURCE_FLAG_NONE;
desc.Format = DXGI_FORMAT_UNKNOWN;
desc.Height = 1;
desc.Layout = D3D12_TEXTURE_LAYOUT_ROW_MAJOR;
desc.Width = sizeof(indices);
desc.MipLevels = 1;
desc.SampleDesc.Count = 1;
desc.SampleDesc.Quality = 0;
CHECK_HR(dev->CreatePlacedResource(ibHeap, 0, &desc, D3D12_RESOURCE_STATE_COMMON, NULL,
__uuidof(ID3D12Resource), (void **)&ib));
}
SetBufferData(ib, D3D12_RESOURCE_STATE_COMMON, (const byte *)indices, sizeof(indices));
// test residency refcounting
ID3D12Pageable *vbPageable = (ID3D12Pageable *)vb.GetInterfacePtr();
dev->MakeResident(1, &vbPageable);
dev->MakeResident(1, &vbPageable);
dev->MakeResident(1, &vbPageable);
dev->Evict(1, &vbPageable);
dev->Evict(1, &vbPageable);
dev->Evict(1, &vbPageable);
ID3D12RootSignaturePtr sig = MakeSig({
// table that's larger than the descriptor heap we'll bind
@@ -361,7 +406,14 @@ float4 main() : SV_Target0
GPUSync();
}
// keep vertex/index buffer evicted across presents
dev->Evict(1, &vbPageable);
dev->Evict(1, &ibHeapPageable);
Present();
dev->MakeResident(1, &vbPageable);
dev->MakeResident(1, &ibHeapPageable);
}
return 0;