kc3-lang/angle/src/libANGLE/ResourceManager.h

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• Hash : ef300b15
  Author :
  Date : 2016-10-07T15:12:09
  

  Refactor some entry point stuff.
  
  BUG=angleproject:747
  
  Change-Id: I80634b5e6de8bae1433c49a56a92d3b19c24e11d
  Reviewed-on: https://chromium-review.googlesource.com/395568
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Corentin Wallez <cwallez@chromium.org>
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  

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• src/libANGLE/ResourceManager.h

• //
  // Copyright (c) 2002-2013 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  
  // ResourceManager.h : Defines the ResourceManager class, which tracks objects
  // shared by multiple GL contexts.
  
  #ifndef LIBANGLE_RESOURCEMANAGER_H_
  #define LIBANGLE_RESOURCEMANAGER_H_
  
  #include "angle_gl.h"
  #include "common/angleutils.h"
  #include "libANGLE/angletypes.h"
  #include "libANGLE/Error.h"
  #include "libANGLE/HandleAllocator.h"
  #include "libANGLE/HandleRangeAllocator.h"
  
  namespace rx
  {
  class GLImplFactory;
  }
  
  namespace gl
  {
  class Buffer;
  class FenceSync;
  struct Limitations;
  class Path;
  class Program;
  class Renderbuffer;
  class Sampler;
  class Shader;
  class Texture;
  
  class ResourceManager : angle::NonCopyable
  {
    public:
      ResourceManager();
      ~ResourceManager();
  
      void addRef();
      void release();
  
      GLuint createBuffer();
      GLuint createShader(rx::GLImplFactory *factory,
                          const gl::Limitations &rendererLimitations,
                          GLenum type);
      GLuint createProgram(rx::GLImplFactory *factory);
      GLuint createTexture();
      GLuint createRenderbuffer();
      GLuint createSampler();
      GLuint createFenceSync(rx::GLImplFactory *factory);
      ErrorOrResult<GLuint> createPaths(rx::GLImplFactory *factory, GLsizei range);
  
      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);
      void deletePaths(GLuint first, GLsizei range);
  
      Buffer *getBuffer(GLuint handle);
      Shader *getShader(GLuint handle) const;
      Program *getProgram(GLuint handle) const;
      Texture *getTexture(GLuint handle);
      Renderbuffer *getRenderbuffer(GLuint handle);
      Sampler *getSampler(GLuint handle);
      FenceSync *getFenceSync(GLuint handle);
  
      // CHROMIUM_path_rendering
      const Path *getPath(GLuint path) const;
      Path *getPath(GLuint path);
      bool hasPath(GLuint path) const;
  
      void setRenderbuffer(GLuint handle, Renderbuffer *renderbuffer);
  
      Buffer *checkBufferAllocation(rx::GLImplFactory *factory, GLuint handle);
      Texture *checkTextureAllocation(rx::GLImplFactory *factory, GLuint handle, GLenum type);
      Renderbuffer *checkRenderbufferAllocation(rx::GLImplFactory *factory, GLuint handle);
      Sampler *checkSamplerAllocation(rx::GLImplFactory *factory, GLuint samplerHandle);
  
      bool isSampler(GLuint sampler);
  
      // GL_CHROMIUM_bind_generates_resource
      bool isTextureGenerated(GLuint texture) const;
      bool isBufferGenerated(GLuint buffer) const;
      bool isRenderbufferGenerated(GLuint renderbuffer) const;
  
    private:
      void createTextureInternal(GLuint handle);
  
      std::size_t mRefCount;
  
      ResourceMap<Buffer> mBufferMap;
      HandleAllocator mBufferHandleAllocator;
  
      ResourceMap<Shader> mShaderMap;
  
      ResourceMap<Program> mProgramMap;
      HandleAllocator mProgramShaderHandleAllocator;
  
      ResourceMap<Texture> mTextureMap;
      HandleAllocator mTextureHandleAllocator;
  
      ResourceMap<Renderbuffer> mRenderbufferMap;
      HandleAllocator mRenderbufferHandleAllocator;
  
      ResourceMap<Sampler> mSamplerMap;
      HandleAllocator mSamplerHandleAllocator;
  
      ResourceMap<FenceSync> mFenceSyncMap;
      HandleAllocator mFenceSyncHandleAllocator;
  
      ResourceMap<Path> mPathMap;
      HandleRangeAllocator mPathHandleAllocator;
  };
  
  }  // namespace gl
  
  #endif // LIBANGLE_RESOURCEMANAGER_H_
  

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