kc3-lang/angle/src/libGLESv2/ResourceManager.h

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• Author : daniel@transgaming.com
  Date : 2011-05-11 15:36:45
  Hash : d4a35179
  Message : Apply vertex textures and sampler states to the D3D9 device. Issue=95 TRAC #16568 Signed-off-by: Daniel Koch Author: Nicolas Capens git-svn-id: https://angleproject.googlecode.com/svn/trunk@639 736b8ea6-26fd-11df-bfd4-992fa37f6226

• src/libGLESv2/ResourceManager.h

• //
  // Copyright (c) 2002-2010 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 LIBGLESV2_RESOURCEMANAGER_H_
  #define LIBGLESV2_RESOURCEMANAGER_H_
  
  #define GL_APICALL
  #include <GLES2/gl2.h>
  
  #include <hash_map>
  
  #include "common/angleutils.h"
  #include "libGLESv2/HandleAllocator.h"
  
  namespace gl
  {
  class Buffer;
  class Shader;
  class Program;
  class Texture;
  class Renderbuffer;
  
  enum TextureType
  {
      TEXTURE_2D,
      TEXTURE_CUBE,
  
      TEXTURE_TYPE_COUNT,
      TEXTURE_UNKNOWN
  };
  
  enum SamplerType
  {
      SAMPLER_PIXEL,
      SAMPLER_VERTEX
  };
  
  class ResourceManager
  {
    public:
      ResourceManager();
      ~ResourceManager();
  
      void addRef();
      void release();
  
      GLuint createBuffer();
      GLuint createShader(GLenum type);
      GLuint createProgram();
      GLuint createTexture();
      GLuint createRenderbuffer();
  
      void deleteBuffer(GLuint buffer);
      void deleteShader(GLuint shader);
      void deleteProgram(GLuint program);
      void deleteTexture(GLuint texture);
      void deleteRenderbuffer(GLuint renderbuffer);
  
      Buffer *getBuffer(GLuint handle);
      Shader *getShader(GLuint handle);
      Program *getProgram(GLuint handle);
      Texture *getTexture(GLuint handle);
      Renderbuffer *getRenderbuffer(GLuint handle);
      
      void setRenderbuffer(GLuint handle, Renderbuffer *renderbuffer);
  
      void checkBufferAllocation(unsigned int buffer);
      void checkTextureAllocation(GLuint texture, TextureType type);
      void checkRenderbufferAllocation(GLuint renderbuffer);
  
    private:
      DISALLOW_COPY_AND_ASSIGN(ResourceManager);
  
      std::size_t mRefCount;
  
      typedef stdext::hash_map<GLuint, Buffer*> BufferMap;
      BufferMap mBufferMap;
      HandleAllocator mBufferHandleAllocator;
  
      typedef stdext::hash_map<GLuint, Shader*> ShaderMap;
      ShaderMap mShaderMap;
  
      typedef stdext::hash_map<GLuint, Program*> ProgramMap;
      ProgramMap mProgramMap;
      HandleAllocator mProgramShaderHandleAllocator;
  
      typedef stdext::hash_map<GLuint, Texture*> TextureMap;
      TextureMap mTextureMap;
      HandleAllocator mTextureHandleAllocator;
  
      typedef stdext::hash_map<GLuint, Renderbuffer*> RenderbufferMap;
      RenderbufferMap mRenderbufferMap;
      HandleAllocator mRenderbufferHandleAllocator;
  };
  
  }
  
  #endif // LIBGLESV2_RESOURCEMANAGER_H_