urho3d/Engine/Renderer/GPUObject.h

//
// Urho3D Engine
// Copyright (c) 2008-2011 Lasse Öörni
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//

#ifndef RENDERER_GPUOBJECT_H
#define RENDERER_GPUOBJECT_H

#include "RefCount.h"
#include "SharedPtr.h"

class Renderer;

//! Base class for GPU resources
class GPUObject
{
public:
    //! Construct with renderer subsystem pointer
    GPUObject(Renderer* renderer);
    //! Destruct. Remove from the Renderer
    virtual ~GPUObject();
    
    //! Release default pool resources
    virtual void onDeviceLost() {}
    //! Recreate default pool resources
    virtual void onDeviceReset() {}
    
    //! Return the renderer subsystem
    Renderer* getRenderer() const { return mRenderer; }
    //! Return Direct3D object
    void* getObject() const { return mObject; }
    
protected:
    //! Renderer subsystem
    WeakPtr<Renderer> mRenderer;
    //! Direct3D object
    void* mObject;
};

#endif // RENDERER_GPUOBJECT_H