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//
// 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 LIBGLESV2_RESOURCEMANAGER_H_
#define LIBGLESV2_RESOURCEMANAGER_H_
#include "angle_gl.h"
#include <unordered_map>
#include "common/angleutils.h"
#include "libGLESv2/angletypes.h"
#include "libGLESv2/HandleAllocator.h"
namespace rx
{
class Renderer;
}
namespace gl
{
class Buffer;
class Shader;
class Program;
class Texture;
class Renderbuffer;
class Sampler;
class FenceSync;
class ResourceManager
{
public:
explicit ResourceManager(rx::Renderer *renderer);
~ResourceManager();
void addRef();
void release();
GLuint createBuffer();
GLuint createShader(GLenum type);
GLuint createProgram();
GLuint createTexture();
GLuint createRenderbuffer();
GLuint createSampler();
GLuint createFenceSync();
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 setRenderbuffer(GLuint handle, Renderbuffer *renderbuffer);
void checkBufferAllocation(unsigned int buffer);
void checkTextureAllocation(GLuint texture, TextureType type);
void checkRenderbufferAllocation(GLuint renderbuffer);
void checkSamplerAllocation(GLuint sampler);
bool isSampler(GLuint sampler);
private:
DISALLOW_COPY_AND_ASSIGN(ResourceManager);
std::size_t mRefCount;
rx::Renderer *mRenderer;
typedef std::unordered_map<GLuint, Buffer*> BufferMap;
BufferMap mBufferMap;
HandleAllocator mBufferHandleAllocator;
typedef std::unordered_map<GLuint, Shader*> ShaderMap;
ShaderMap mShaderMap;
typedef std::unordered_map<GLuint, Program*> ProgramMap;
ProgramMap mProgramMap;
HandleAllocator mProgramShaderHandleAllocator;
typedef std::unordered_map<GLuint, Texture*> TextureMap;
TextureMap mTextureMap;
HandleAllocator mTextureHandleAllocator;
typedef std::unordered_map<GLuint, Renderbuffer*> RenderbufferMap;
RenderbufferMap mRenderbufferMap;
HandleAllocator mRenderbufferHandleAllocator;
typedef std::unordered_map<GLuint, Sampler*> SamplerMap;
SamplerMap mSamplerMap;
HandleAllocator mSamplerHandleAllocator;
typedef std::unordered_map<GLuint, FenceSync*> FenceMap;
FenceMap mFenceSyncMap;
HandleAllocator mFenceSyncHandleAllocator;
};
}
#endif // LIBGLESV2_RESOURCEMANAGER_H_
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