mgctexturestate.h

《3D游戏引擎设计》的源码

// Magic Software, Inc.
// http://www.magic-software.com
// Copyright (c) 2000, All Rights Reserved
//
// Source code from Magic Software is supplied under the terms of a license
// agreement and may not be copied or disclosed except in accordance with the
// terms of that agreement.  The various license agreements may be found at
// the Magic Software web site.  This file is subject to the license
//
// RESTRICTED USE SOURCE CODE
// http://www.magic-software.com/License/restricted.pdf

#ifndef MGCTEXTURESTATE_H
#define MGCTEXTURESTATE_H

#include "MgcRenderState.h"
#include "MgcTexture.h"
MgcSmartPointer(MgcTextureState);


class MgcTextureState : public MgcRenderState
{
    MgcDeclareDefaultState(MgcTextureState);
    MgcDeclareRTTI;
    MgcDeclareStream;

public:
    MgcTextureState ();
    virtual ~MgcTextureState ();

    virtual Type GetType () const;
    virtual void Update (MgcRenderState*& rpkOldState);
    virtual void Restore (MgcRenderState* pkOldState);
    virtual MgcRenderState* Copy ();

    enum { MAX_TEXTURES = 4 };

    void Set (unsigned int uiIndex, MgcTexture* pkTexture);
    MgcTexture* Get (unsigned int uiIndex);
    MgcTexturePtr Remove (unsigned int uiIndex);
    void RemoveAll ();

    unsigned int GetQuantity () const;

protected:
    MgcTexturePtr m_aspkTexture[MAX_TEXTURES];
};

MgcRegisterStream(MgcTextureState);

#endif