Diligent Engine API Reference: D:/GitHub/DiligentEngine/DiligentCore/Graphics/GraphicsEngineD3D12/include/CommandListManager.h Source File

Diligent Engine API Reference

CommandListManager.h
1 /* Copyright 2015-2018 Egor Yusov
2 *
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
10 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
11 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF ANY PROPRIETARY RIGHTS.
12 *
13 * In no event and under no legal theory, whether in tort (including negligence),
14 * contract, or otherwise, unless required by applicable law (such as deliberate
15 * and grossly negligent acts) or agreed to in writing, shall any Contributor be
16 * liable for any damages, including any direct, indirect, special, incidental,
17 * or consequential damages of any character arising as a result of this License or
18 * out of the use or inability to use the software (including but not limited to damages
19 * for loss of goodwill, work stoppage, computer failure or malfunction, or any and
20 * all other commercial damages or losses), even if such Contributor has been advised
21 * of the possibility of such damages.
22 */
23
24 #pragma once
25
26 #include <vector>
27 #include <deque>
28 #include <mutex>
29 #include <stdint.h>
30
31 namespace Diligent
32 {
33
34 class CommandListManager
35 {
36 public:
37 CommandListManager(class RenderDeviceD3D12Impl *pDeviceD3D12);
38 ~CommandListManager();
39
40 CommandListManager(const CommandListManager&) = delete;
41 CommandListManager(CommandListManager&&) = delete;
42 CommandListManager& operator = (const CommandListManager&) = delete;
43 CommandListManager& operator = (CommandListManager&&) = delete;
44
45 void CreateNewCommandList( ID3D12GraphicsCommandList** ppList, ID3D12CommandAllocator** ppAllocator );
46
47 // Discards the allocator.
48 // FenceValue is the value that was signaled by the command queue after it
49 // executed the the command list created by the allocator
50 void DiscardAllocator( Uint64 FenceValue, ID3D12CommandAllocator* pAllocator );
51
52 void RequestAllocator(ID3D12CommandAllocator** ppAllocator);
53
54 private:
55 // fist - the fence value associated with the command list that was created by the allocator
56 // second - the allocator to be discarded
57 typedef std::pair<Uint64, CComPtr<ID3D12CommandAllocator> > DiscardedAllocatorQueueElemType;
58 std::deque< DiscardedAllocatorQueueElemType, STDAllocatorRawMem<DiscardedAllocatorQueueElemType> > m_DiscardedAllocators;
59
60 std::mutex m_AllocatorMutex;
61 RenderDeviceD3D12Impl *m_pDeviceD3D12;
62
63 Atomics::AtomicLong m_NumAllocators = 0; // For debug purposes only
64 };
65
66 }
Diligent
Namespace for the OpenGL implementation of the graphics engine.
Definition: BufferD3D11Impl.h:34