ch17p2_transition.h

游戏开发特殊技巧-special.effects.game.programming

#ifndef CH17P2_TRANSITION_DEFINED
#define CH17P2_TRANSITION_DEFINED

#include <d3dx8.h>
#include "CommonFuncs.h"
#include "D3DHelperFuncs.h"

class CTransition
{
public:
  CTransition() { m_fDuration = 1.0f; }
  virtual ~CTransition() { } // virtual here is very important!

  virtual void DoTransition(float fTransTime) = 0;
  virtual void DoRender(D3DXMATRIX mFinalScale) = 0;
  
  float GetDuration(void) const { return(m_fDuration); }
  virtual void SetDuration(const float data) { m_fDuration = data; }

protected:
  float m_fDuration;
  LPDIRECT3DDEVICE8 m_pd3dDevice;
  LPDIRECT3DTEXTURE8 m_pOrigImage;
};

#endif