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#ifndef MATHUTIL_H
#define MATHUTIL_H
#include "objects.h"
extern double RADTODEG(double radians);
extern double DEGTORAD(double degrees);
extern double SANITIZERADIANS(double radians);
extern double SANITIZEDEGREES(double degrees);
extern double MuPolarRotX(double theta, double r);
extern double MuPolarRotY(double theta, double r);
extern void MuSetUnitVector2D(
xsw_vector_compoent_struct *v,
double bearing
);
extern void MuSetUnitVector3D(
xsw_vector_compoent_struct *v,
double bearing, double pitch
);
extern void MuVectorAdd(
double v1_dir, double v1_mag,
double v2_dir, double v2_mag,
double *v_dir_rtn, double *v_mag_rtn
);
extern double MuCoordinateDeltaVector(double dx, double dy);
extern double Mu3DDistance(double dx, double dy, double dz);
extern int Mu3DInSector(
long object_num,
long sect_x,
long sect_y,
long sect_z
);
extern int Mu3DInSameSector(long object_num1, long object_num2);
extern int Mu3DInSameSectorPtr(
xsw_object_struct *obj1_ptr,
xsw_object_struct *obj2_ptr
);
extern int Mu3DInContact(long object_num1, long object_num2);
extern int Mu3DInContactPtr(
xsw_object_struct *obj1_ptr,
xsw_object_struct *obj2_ptr
);
extern int Mu3DInVectorContact(
long object_num1,
long object_num2,
double heading,
double heading_variance,
double range
);
extern int Mu3DInRange(long object_num1, long object_num2, double distance);
extern int Mu3DInRangePtr(
xsw_object_struct *obj1_ptr,
xsw_object_struct *obj2_ptr,
double distance
);
extern double MuMaxRangeByVelocity(double v_max, long t);
#endif /* MATHUTIL_H */
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