| // Copyright 2016 The SwiftShader Authors. All Rights Reserved. |
| // |
| // 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. |
| |
| // ResourceManager.h : Defines the ResourceManager class, which tracks objects |
| // shared by multiple GL contexts. |
| |
| #ifndef LIBGLESV2_RESOURCEMANAGER_H_ |
| #define LIBGLESV2_RESOURCEMANAGER_H_ |
| |
| #include "common/NameSpace.hpp" |
| #include "Common/MutexLock.hpp" |
| |
| #include <GLES2/gl2.h> |
| |
| #include <map> |
| |
| namespace es2 |
| { |
| class Buffer; |
| class Shader; |
| class Program; |
| class Texture; |
| class Renderbuffer; |
| class Sampler; |
| class FenceSync; |
| |
| enum TextureType |
| { |
| TEXTURE_2D, |
| TEXTURE_3D, |
| TEXTURE_2D_ARRAY, |
| TEXTURE_CUBE, |
| TEXTURE_2D_RECT, |
| TEXTURE_EXTERNAL, |
| |
| TEXTURE_TYPE_COUNT, |
| TEXTURE_UNKNOWN |
| }; |
| |
| class ResourceManager |
| { |
| public: |
| ResourceManager(); |
| ~ResourceManager(); |
| |
| void addRef(); |
| void release(); |
| |
| GLuint createBuffer(); |
| GLuint createShader(GLenum type); |
| GLuint createProgram(); |
| GLuint createTexture(); |
| GLuint createRenderbuffer(); |
| GLuint createSampler(); |
| GLuint createFenceSync(GLenum condition, GLbitfield flags); |
| |
| void deleteBuffer(GLuint buffer); |
| void deleteShader(GLuint shader); |
| void deleteProgram(GLuint program); |
| void deleteTexture(GLuint texture); |
| void deleteRenderbuffer(GLuint renderbuffer); |
| void deleteSampler(GLuint sampler); |
| void deleteFenceSync(GLuint fenceSync); |
| |
| Buffer *getBuffer(GLuint handle); |
| Shader *getShader(GLuint handle); |
| Program *getProgram(GLuint handle); |
| Texture *getTexture(GLuint handle); |
| Renderbuffer *getRenderbuffer(GLuint handle); |
| Sampler *getSampler(GLuint handle); |
| FenceSync *getFenceSync(GLuint handle); |
| |
| void checkBufferAllocation(unsigned int buffer); |
| void checkTextureAllocation(GLuint texture, TextureType type); |
| void checkRenderbufferAllocation(GLuint handle); |
| void checkSamplerAllocation(GLuint sampler); |
| |
| bool isSampler(GLuint sampler); |
| sw::MutexLock *getLock() { return &mMutex; } |
| |
| private: |
| std::size_t mRefCount; |
| sw::MutexLock mMutex; |
| |
| gl::NameSpace<Buffer> mBufferNameSpace; |
| gl::NameSpace<Program> mProgramNameSpace; |
| gl::NameSpace<Shader> mShaderNameSpace; |
| gl::NameSpace<void> mProgramShaderNameSpace; // Shaders and programs share a namespace |
| gl::NameSpace<Texture> mTextureNameSpace; |
| gl::NameSpace<Renderbuffer> mRenderbufferNameSpace; |
| gl::NameSpace<Sampler> mSamplerNameSpace; |
| gl::NameSpace<FenceSync> mFenceSyncNameSpace; |
| }; |
| |
| } |
| |
| #endif // LIBGLESV2_RESOURCEMANAGER_H_ |