d3d12: Reduce heap size

This commit is contained in:
vlj 2015-05-25 19:14:05 +02:00 committed by Vincent Lejeune
parent a6770813b1
commit 8b8385b0a4

View file

@ -41,7 +41,7 @@ void D3D12GSRender::ResourceStorage::Init(ID3D12Device *device)
// Create heap for vertex and constants buffers
D3D12_HEAP_DESC vertexBufferHeapDesc = {};
// 16 MB wide
vertexBufferHeapDesc.SizeInBytes = 1024 * 1024 * 256;
vertexBufferHeapDesc.SizeInBytes = 1024 * 1024 * 16;
vertexBufferHeapDesc.Flags = D3D12_HEAP_FLAG_ALLOW_ONLY_BUFFERS;
vertexBufferHeapDesc.Properties.Type = D3D12_HEAP_TYPE_UPLOAD;
check(device->CreateHeap(&vertexBufferHeapDesc, IID_PPV_ARGS(&m_vertexIndexBuffersHeap)));
@ -62,7 +62,7 @@ void D3D12GSRender::ResourceStorage::Init(ID3D12Device *device)
// Texture
D3D12_HEAP_DESC heapDescription = {};
heapDescription.SizeInBytes = 1024 * 1024 * 256;
heapDescription.SizeInBytes = 1024 * 1024 * 64;
heapDescription.Properties.Type = D3D12_HEAP_TYPE_UPLOAD;
heapDescription.Flags = D3D12_HEAP_FLAG_ALLOW_ONLY_BUFFERS;
check(device->CreateHeap(&heapDescription, IID_PPV_ARGS(&m_uploadTextureHeap)));
@ -72,7 +72,7 @@ void D3D12GSRender::ResourceStorage::Init(ID3D12Device *device)
check(device->CreateHeap(&heapDescription, IID_PPV_ARGS(&m_textureStorage)));
D3D12_DESCRIPTOR_HEAP_DESC textureDescriptorDesc = {};
textureDescriptorDesc.NumDescriptors = 2048; // For safety
textureDescriptorDesc.NumDescriptors = 1024; // For safety
textureDescriptorDesc.Type = D3D12_DESCRIPTOR_HEAP_TYPE_CBV_SRV_UAV;
textureDescriptorDesc.Flags = D3D12_DESCRIPTOR_HEAP_FLAG_SHADER_VISIBLE;
check(device->CreateDescriptorHeap(&textureDescriptorDesc, IID_PPV_ARGS(&m_textureDescriptorsHeap)));