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- /***** Ball.h *****/
- #ifndef _H_Ball
- #define _H_Ball
- #include "BallAux.h"
- typedef enum AxisSet
- { NoAxes, CameraAxes, BodyAxes, OtherAxes, NSets } AxisSet;
- typedef float *ConstraintSet;
- typedef struct
- {
- HVect center;
- double radius;
- Quat qNow, qDown, qDrag;
- HVect vNow, vDown, vFrom, vTo, vrFrom, vrTo;
- HMatrix mNow, mDown;
- int dragging;
- } BallData;
- /* Public routines */
- void Ball_Init(BallData * ball);
- void Ball_Place(BallData * ball, HVect center, double radius);
- void Ball_Mouse(BallData * ball, HVect vNow);
- void Ball_Update(BallData * ball);
- void Ball_Value(BallData * ball, HMatrix mNow);
- void Ball_BeginDrag(BallData * ball);
- void Ball_EndDrag(BallData * ball);
- void Ball_SetMatrix(BallData * ball, HMatrix mat);
- #endif
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