73 lines
1.8 KiB
C++
73 lines
1.8 KiB
C++
// Copyright (c) 2012-2024 Wojciech Figat. All rights reserved.
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#if GRAPHICS_API_DIRECTX12
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#include "CommandAllocatorPoolDX12.h"
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#include "GPUDeviceDX12.h"
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#include "Engine/Threading/Threading.h"
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#include "Engine/GraphicsDevice/DirectX/RenderToolsDX.h"
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CommandAllocatorPoolDX12::CommandAllocatorPoolDX12(GPUDeviceDX12* device, D3D12_COMMAND_LIST_TYPE type)
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: _type(type)
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, _device(device)
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{
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}
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CommandAllocatorPoolDX12::~CommandAllocatorPoolDX12()
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{
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Release();
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}
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ID3D12CommandAllocator* CommandAllocatorPoolDX12::RequestAllocator(uint64 completedFenceValue)
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{
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ScopeLock lock(_locker);
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ID3D12CommandAllocator* allocator = nullptr;
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if (_ready.HasItems())
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{
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PoolPair& firstPair = _ready.First();
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if (firstPair.First <= completedFenceValue)
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{
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allocator = firstPair.Second;
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VALIDATE_DIRECTX_CALL(allocator->Reset());
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_ready.RemoveAtKeepOrder(0);
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}
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}
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// If no allocators were ready to be reused, create a new one
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if (allocator == nullptr)
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{
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VALIDATE_DIRECTX_CALL(_device->GetDevice()->CreateCommandAllocator(_type, IID_PPV_ARGS(&allocator)));
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#if GPU_ENABLE_RESOURCE_NAMING
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Char name[32];
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swprintf(name, 32, L"CommandAllocator %u", _pool.Count());
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allocator->SetName(name);
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#endif
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_pool.Add(allocator);
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}
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return allocator;
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}
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void CommandAllocatorPoolDX12::DiscardAllocator(uint64 fenceValue, ID3D12CommandAllocator* allocator)
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{
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ScopeLock lock(_locker);
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// That fence value indicates we are free to reset the allocator
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_ready.Add(PoolPair(fenceValue, allocator));
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}
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void CommandAllocatorPoolDX12::Release()
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{
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for (int32 i = 0; i < _pool.Count(); i++)
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{
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DX_SAFE_RELEASE_CHECK(_pool[i], 0);
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}
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_pool.Clear();
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}
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#endif
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