VIEW.H

/******************************Module*Header*******************************\ 
* Module Name: view.h 
* 
* Node stuff 
* 
* Copyright 1995 - 1998 Microsoft Corporation 
* 
\**************************************************************************/ 
 
#ifndef __view_h__ 
#define __view_h__ 
 
#include "sscommon.h" 
 
typedef struct { 
    float viewAngle;            // field of view angle for height 
    float zNear;                // near z clip value 
    float zFar;                 // far z clip value 
} Perspective;  // perspective view description 
 
class VIEW { 
public: 
    float       zTrans;         // z translation 
    float       yRot;           // current yRotation 
    float       viewDist;       // viewing distance, usually -zTrans 
    int         numDiv;         // # grid divisions in x,y,z 
    float       divSize;        // distance between divisions 
    ISIZE       winSize;        // window size in pixels 
 
    VIEW(); 
    BOOL        SetWinSize( int width, int height ); 
    void        SetGLView(); 
    void        CalcNodeArraySize( IPOINT3D *pNodeDim ); 
    void        SetProjMatrix(); 
    void        IncrementSceneRotation(); 
private: 
    BOOL        bProjMode;      // projection mode 
    Perspective persp;          // perspective view description 
    float       aspectRatio;    // x/y window aspect ratio 
    POINT3D     world;          // view area in world space 
}; 
 
#endif // __view_h__