deMath.h File Reference

#include "deTypes.h"
#include <math.h>
#include "deVector3f.h"
#include "deQuaternionf.h"
#include "deMatrix3f.h"

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Trigonometric functions
#define	deSqrt(x)   ((deFloat)sqrt(x))
#define	deCos(x)   ((deFloat)cos(x))
#define	deSin(x)   ((deFloat)sin(x))
#define	deAcos(x)   ((deFloat)acos(x))
#define	deAsin(x)   ((deFloat)asin(x))
#define	deAtan2(x, y)   ((deFloat)atan2(x,y))
#define	deFabs(x)   ((deFloat)fabs(x))
Constants
#define	DE_M_PI   ((deFloat)3.14159265358979323846)
#define	DE_M_PI_2   ((deFloat)1.57079632679489661923)
#define	DE_QUATERNION_EPSILON   ((deFloat)0.000001)
#define	DE_QUATERNION_COS_THRESHHOLD   (1 - DE_QUATERNION_EPSILON)
API
#define	DE_MATH_API   inline
Matrix size
#define	DE_VECTOR3_SIZE   4
#define	DE_MATRIX3_COL   4
#define	DE_QUATERNION_SIZE   4
#define	DE_MATRIX3_ROW   3
#define	DE_MATRIX3_SIZE   (DE_MATRIX3_ROW * DE_MATRIX3_COL)
#define	DE_FRAME_SIZE   (DE_QUATERNION_SIZE + DE_VECTOR3_SIZE)
#define	DE_TRANSFORM_SIZE   (DE_MATRIX3_SIZE + DE_VECTOR3_SIZE)

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Define Documentation

#define DE_FRAME_SIZE   (DE_QUATERNION_SIZE + DE_VECTOR3_SIZE)

#define DE_M_PI   ((deFloat)3.14159265358979323846)

#define DE_M_PI_2   ((deFloat)1.57079632679489661923)

#define DE_MATH_API   inline

#define DE_MATRIX3_COL   4

#define DE_MATRIX3_ROW   3

#define DE_MATRIX3_SIZE   (DE_MATRIX3_ROW * DE_MATRIX3_COL)

#define DE_QUATERNION_COS_THRESHHOLD   (1 - DE_QUATERNION_EPSILON)

#define DE_QUATERNION_EPSILON   ((deFloat)0.000001)

#define DE_QUATERNION_SIZE   4

#define DE_TRANSFORM_SIZE   (DE_MATRIX3_SIZE + DE_VECTOR3_SIZE)

#define DE_VECTOR3_SIZE   4

#define deAcos (  x   )     ((deFloat)acos(x))

#define deAsin (  x   )     ((deFloat)asin(x))

#define deAtan2 (  x, y   )     ((deFloat)atan2(x,y))

#define deCos (  x   )     ((deFloat)cos(x))

#define deFabs (  x   )     ((deFloat)fabs(x))

#define deSin (  x   )     ((deFloat)sin(x))

#define deSqrt (  x   )     ((deFloat)sqrt(x))

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