windows-nt/Source/XPSP1/NT/shell/osshell/control/scrnsave/museum/cameramove.h

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2020-09-26 03:20:57 -05:00
/*****************************************************************************\
FILE: CameraMove.h
DESCRIPTION:
The caller can create this object to tell it to move from point a to
point b from time t1 to time t2.
BryanSt 12/24/2000
Copyright (C) Microsoft Corp 2000-2001. All rights reserved.
\*****************************************************************************/
#ifndef CAMERAMOVE_H
#define CAMERAMOVE_H
class CCameraMove;
#include "util.h"
#include "main.h"
class CCameraMove
{
public:
// Member Functions
virtual HRESULT Init(D3DXVECTOR3 vStartLoc, D3DXVECTOR3 vStartTangent, D3DXVECTOR3 vUpVec);
virtual HRESULT CreateNextMove(D3DXVECTOR3 vSourceLoc, D3DXVECTOR3 vSourceTangent, D3DXVECTOR3 vDestLoc, D3DXVECTOR3 vDestTangent);
virtual HRESULT CreateNextRotate(D3DXVECTOR3 vSourceLoc, D3DXVECTOR3 vSourceTangent, D3DXVECTOR3 vDestTangent);
virtual HRESULT CreateNextWait(int nBatch, int nPreFetch, float fTime = -1.0f);
virtual HRESULT SetCamera(IDirect3DDevice8 * pD3DDevice, FLOAT fTimeKeyIn);
virtual HRESULT DeleteAllMovements(float fCurrentTime);
CCameraMove();
~CCameraMove();
private:
// Helper Functions
// Member Variables
D3DXVECTOR3 m_vUpVec;
D3DXVECTOR3 m_vLocLast; // This is the last location we were in.
D3DXVECTOR3 m_vLookAtLast; // This is the last location we were looking at.
D3DXVECTOR3 m_vEyePrev;
D3DXVECTOR3 m_vLookAtPrev;
HDPA m_hdpaMovements; // This contains CAMERA_MOVEMENT items.
int m_nCurrent;
int m_nFramesFromCurrent;
float m_fTimeInPreviousMovements;
float m_fTimeWarp;
float m_fTimeToRotate;
float m_fTimeToWalk;
float m_fTimeToLookAtPainting;
int m_nMinTurnFrames;
int m_nMinWalkFrames;
int m_nMaxTurnFrames;
int m_nMaxWalkFrames;
};
#endif // CAMERAMOVE_H