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

Diligent Engine API Reference

RenderDeviceGLImpl.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 "RenderDeviceBase.h"
27 #include "GLContext.h"
28 #include "VAOCache.h"
29 #include "BaseInterfacesGL.h"
30 #include "FBOCache.h"
31 #include "TexRegionRender.h"
32
33 enum class GPU_VENDOR
34 {
35 UNKNOWN,
36 INTEL,
37 ATI,
38 NVIDIA
39 };
40
41 struct GPUInfo
42 {
43 GPU_VENDOR Vendor;
44 GPUInfo() :
45 Vendor( GPU_VENDOR::UNKNOWN )
46 {}
47 };
48
49 namespace Diligent
50 {
51
53 class RenderDeviceGLImpl : public RenderDeviceBase<IGLDeviceBaseInterface>
54 {
55 public:
56 typedef RenderDeviceBase<IGLDeviceBaseInterface> TRenderDeviceBase;
57
58 RenderDeviceGLImpl( IReferenceCounters *pRefCounters, IMemoryAllocator &RawMemAllocator, const ContextInitInfo &InitInfo );
59 ~RenderDeviceGLImpl();
60 virtual void QueryInterface( const Diligent::INTERFACE_ID &IID, IObject **ppInterface )override;
61
62 void CreateBuffer(const BufferDesc& BuffDesc, const BufferData &BuffData, IBuffer **ppBufferLayout, bool bIsDeviceInternal);
63 virtual void CreateBuffer(const BufferDesc& BuffDesc, const BufferData &BuffData, IBuffer **ppBufferLayout)override final;
64
65 void CreateShader(const ShaderCreationAttribs &ShaderCreationAttribs, IShader **ppShader, bool bIsDeviceInternal );
66 virtual void CreateShader(const ShaderCreationAttribs &ShaderCreationAttribs, IShader **ppShader)override final;
67
68 void CreateTexture(const TextureDesc& TexDesc, const TextureData &Data, ITexture **ppTexture, bool bIsDeviceInternal);
69 virtual void CreateTexture(const TextureDesc& TexDesc, const TextureData &Data, ITexture **ppTexture)override final;
70
71 void CreateSampler(const SamplerDesc& SamplerDesc, ISampler **ppSampler, bool bIsDeviceInternal);
72 virtual void CreateSampler(const SamplerDesc& SamplerDesc, ISampler **ppSampler)override final;
73
74 void CreatePipelineState( const PipelineStateDesc &PipelineDesc, IPipelineState **ppPipelineState, bool bIsDeviceInternal);
75 virtual void CreatePipelineState( const PipelineStateDesc &PipelineDesc, IPipelineState **ppPipelineState )override final;
76
77 virtual void CreateTextureFromGLHandle(Uint32 GLHandle, const TextureDesc &TexDesc, ITexture **ppTexture)override final;
78
79 virtual void CreateBufferFromGLHandle(Uint32 GLHandle, const BufferDesc &BuffDesc, IBuffer **ppBuffer)override final;
80
81 const GPUInfo& GetGPUInfo(){ return m_GPUInfo; }
82
83 FBOCache& GetFBOCache(GLContext::NativeGLContextType Context);
84 void OnReleaseTexture(ITexture *pTexture);
85
86 VAOCache& GetVAOCache(GLContext::NativeGLContextType Context);
87 void OnDestroyPSO(IPipelineState *pPSO);
88 void OnDestroyBuffer(IBuffer *pBuffer);
89
90 protected:
91 friend class DeviceContextGLImpl;
92 friend class TextureBaseGL;
93 friend class PipelineStateGLImpl;
94 friend class ShaderGLImpl;
95 friend class BufferGLImpl;
96 friend class TextureViewGLImpl;
97 friend class SwapChainGLImpl;
98 friend class GLContextState;
99
100 // Must be the first member because its constructor initializes OpenGL
101 GLContext m_GLContext;
102
103 std::unordered_set<String> m_ExtensionStrings;
104
105 ThreadingTools::LockFlag m_VAOCacheLockFlag;
106 std::unordered_map<GLContext::NativeGLContextType, VAOCache> m_VAOCache;
107
108 ThreadingTools::LockFlag m_FBOCacheLockFlag;
109 std::unordered_map<GLContext::NativeGLContextType, FBOCache> m_FBOCache;
110
111 GPUInfo m_GPUInfo;
112
113 TexRegionRender m_TexRegionRender;
114
115 private:
116 virtual void TestTextureFormat( TEXTURE_FORMAT TexFormat )override;
117 bool CheckExtension(const Char *ExtensionString);
118 void FlagSupportedTexFormats();
119 void QueryDeviceCaps();
120 };
121
122 }
Diligent::TEXTURE_FORMAT
TEXTURE_FORMAT
Texture formats.
Definition: GraphicsTypes.h:244
Diligent::TextureBaseGL
Base implementation of the Diligent::ITextureGL interface.
Definition: TextureBaseGL.h:41
Diligent::TextureDesc
Texture description.
Definition: Texture.h:82
Diligent::ShaderGLImpl
Implementation of the Diligent::IShaderGL interface.
Definition: ShaderGLImpl.h:67
Diligent::IShader
Shader interface.
Definition: Shader.h:288
Diligent::BufferData
Describes the buffer initial data.
Definition: Buffer.h:176
Diligent
Namespace for the OpenGL implementation of the graphics engine.
Definition: BufferD3D11Impl.h:34
Diligent::DeviceContextGLImpl
Implementation of the Diligent::IDeviceContextGL interface.
Definition: DeviceContextGLImpl.h:35
Diligent::TextureViewGLImpl
Implementation of the Diligent::ITextureViewGL interface.
Definition: TextureViewGLImpl.h:37
Diligent::RenderDeviceGLImpl
Implementation of the render device interface in OpenGL.
Definition: RenderDeviceGLImpl.h:53
Diligent::PipelineStateGLImpl
Implementation of the Diligent::IPipelineStateGL interface.
Definition: PipelineStateGLImpl.h:39
Diligent::TextureData
Describes the initial data to store in the texture.
Definition: Texture.h:243
Diligent::SamplerDesc
Sampler description.
Definition: Sampler.h:52
Diligent::IBuffer
Buffer interface.
Definition: Buffer.h:200
Diligent::RenderDeviceBase
Base implementation of a render device.
Definition: DeviceObjectBase.h:36
Diligent::BufferDesc
Buffer description.
Definition: Buffer.h:57
Diligent::BufferGLImpl
Implementation of the Diligent::IBufferGL interface.
Definition: BufferGLImpl.h:40
Diligent::IPipelineState
Definition: PipelineState.h:209
Diligent::ISampler
Texture sampler interface.
Definition: Sampler.h:180
Diligent::PipelineStateDesc
Pipeline state description.
Definition: PipelineState.h:179
Diligent::SwapChainGLImpl
Implementation of the Diligent::ISwapChainGL interface.
Definition: SwapChainGLImpl.h:34
Diligent::ShaderCreationAttribs
Shader creation attributes.
Definition: Shader.h:204
Diligent::ITexture
Texture inteface.
Definition: Texture.h:276