-
Notifications
You must be signed in to change notification settings - Fork 104
Expand file tree
/
Copy pathTutorial06_Multithreading.hpp
More file actions
104 lines (84 loc) · 3.65 KB
/
Copy pathTutorial06_Multithreading.hpp
File metadata and controls
104 lines (84 loc) · 3.65 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
/*
* Copyright 2019-2025 Diligent Graphics LLC
* Copyright 2015-2019 Egor Yusov
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* In no event and under no legal theory, whether in tort (including negligence),
* contract, or otherwise, unless required by applicable law (such as deliberate
* and grossly negligent acts) or agreed to in writing, shall any Contributor be
* liable for any damages, including any direct, indirect, special, incidental,
* or consequential damages of any character arising as a result of this License or
* out of the use or inability to use the software (including but not limited to damages
* for loss of goodwill, work stoppage, computer failure or malfunction, or any and
* all other commercial damages or losses), even if such Contributor has been advised
* of the possibility of such damages.
*/
#pragma once
#include <atomic>
#include <vector>
#include <thread>
#include <mutex>
#include "SampleBase.hpp"
#include "BasicMath.hpp"
#include "ThreadSignal.hpp"
namespace Diligent
{
class Tutorial06_Multithreading final : public SampleBase
{
public:
~Tutorial06_Multithreading() override;
virtual void ModifyEngineInitInfo(const ModifyEngineInitInfoAttribs& Attribs) override final;
virtual void Initialize(const SampleInitInfo& InitInfo) override final;
virtual void Render() override final;
virtual void Update(double CurrTime, double ElapsedTime, bool DoUpdateUI) override final;
virtual const Char* GetSampleName() const override final { return "Tutorial06: Multithreaded rendering"; }
protected:
virtual void UpdateUI() override final;
private:
void CreatePipelineState(std::vector<StateTransitionDesc>& Barriers);
void LoadTextures(std::vector<StateTransitionDesc>& Barriers);
void PopulateInstanceData();
void StartWorkerThreads(size_t NumThreads);
void StopWorkerThreads();
void RenderSubset(IDeviceContext* pCtx, Uint32 Subset);
static void WorkerThreadFunc(Tutorial06_Multithreading* pThis, Uint32 ThreadNum);
Threading::Signal m_RenderSubsetSignal;
Threading::Signal m_ExecuteCommandListsSignal;
Threading::Signal m_GotoNextFrameSignal;
std::atomic_int m_NumThreadsCompleted;
std::atomic_int m_NumThreadsReady;
std::vector<std::thread> m_WorkerThreads;
std::vector<RefCntAutoPtr<ICommandList>> m_CmdLists;
std::vector<ICommandList*> m_CmdListPtrs;
RefCntAutoPtr<IPipelineState> m_pPSO;
RefCntAutoPtr<IBuffer> m_CubeVertexBuffer;
RefCntAutoPtr<IBuffer> m_CubeIndexBuffer;
RefCntAutoPtr<IBuffer> m_InstanceConstants;
RefCntAutoPtr<IBuffer> m_VSConstants;
static constexpr int NumTextures = 4;
RefCntAutoPtr<IShaderResourceBinding> m_SRB[NumTextures];
RefCntAutoPtr<ITextureView> m_TextureSRV[NumTextures];
float4x4 m_ViewProjMatrix;
float4x4 m_RotationMatrix;
int m_GridSize = 5;
int m_MaxThreads = 8;
int m_NumWorkerThreads = 4;
struct InstanceData
{
float4x4 Matrix;
int TextureInd = 0;
};
std::vector<InstanceData> m_Instances;
};
} // namespace Diligent