PxMath.h File Reference

#include "foundation/PxPreprocessor.h"
#include <math.h>
#include <float.h>
#include "foundation/PxIntrinsics.h"
#include "foundation/PxAssert.h"

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Functions
template<class T >
PX_CUDA_CALLABLE PX_FORCE_INLINE T	PxMax (T a, T b)
	The return value is the greater of the two specified values.
template<>
PX_CUDA_CALLABLE PX_FORCE_INLINE float	PxMax (float a, float b)
	overload for float to use fsel on xbox
template<class T >
PX_CUDA_CALLABLE PX_FORCE_INLINE T	PxMin (T a, T b)
	The return value is the lesser of the two specified values.
template<>
PX_CUDA_CALLABLE PX_FORCE_INLINE float	PxMin (float a, float b)
	overload for float to use fsel on xbox
PX_CUDA_CALLABLE PX_FORCE_INLINE float	PxAbs (float a)
	abs returns the absolute value of its argument.
PX_CUDA_CALLABLE PX_FORCE_INLINE bool	PxEquals (float a, float b, float eps)
PX_CUDA_CALLABLE PX_FORCE_INLINE double	PxAbs (double a)
	abs returns the absolute value of its argument.
PX_CUDA_CALLABLE PX_FORCE_INLINE int32_t	PxAbs (int32_t a)
	abs returns the absolute value of its argument.
template<class T >
PX_CUDA_CALLABLE PX_FORCE_INLINE T	PxClamp (T v, T lo, T hi)
	Clamps v to the range [hi,lo].
PX_CUDA_CALLABLE PX_FORCE_INLINE float	PxSqrt (float a)
	Square root.
PX_CUDA_CALLABLE PX_FORCE_INLINE double	PxSqrt (double a)
	Square root.
PX_CUDA_CALLABLE PX_FORCE_INLINE float	PxRecipSqrt (float a)
	reciprocal square root.
PX_CUDA_CALLABLE PX_FORCE_INLINE double	PxRecipSqrt (double a)
	reciprocal square root.
PX_CUDA_CALLABLE PX_FORCE_INLINE float	PxSin (float a)
	trigonometry -- all angles are in radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE double	PxSin (double a)
	Sine of an angle ( Unit: Radians ).
PX_CUDA_CALLABLE PX_FORCE_INLINE float	PxCos (float a)
	Cosine of an angle (Unit: Radians).
PX_CUDA_CALLABLE PX_FORCE_INLINE double	PxCos (double a)
	Cosine of an angle (Unit: Radians).
PX_CUDA_CALLABLE PX_FORCE_INLINE float	PxTan (float a)
	Tangent of an angle. Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE double	PxTan (double a)
	Tangent of an angle. Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE float	PxAsin (float f)
	Arcsine. Returns angle between -PI/2 and PI/2 in radians Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE double	PxAsin (double f)
	Arcsine. Returns angle between -PI/2 and PI/2 in radians Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE float	PxAcos (float f)
	Arccosine. Returns angle between 0 and PI in radians Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE double	PxAcos (double f)
	Arccosine. Returns angle between 0 and PI in radians Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE float	PxAtan (float a)
	ArcTangent. Returns angle between -PI/2 and PI/2 in radians Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE double	PxAtan (double a)
	ArcTangent. Returns angle between -PI/2 and PI/2 in radians Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE float	PxAtan2 (float x, float y)
	Arctangent of (x/y) with correct sign. Returns angle between -PI and PI in radians Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE double	PxAtan2 (double x, double y)
	Arctangent of (x/y) with correct sign. Returns angle between -PI and PI in radians Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE bool	PxIsFinite (float f)
	returns true if the passed number is a finite floating point number as opposed to INF, NAN, etc.
PX_CUDA_CALLABLE PX_FORCE_INLINE bool	PxIsFinite (double f)
	returns true if the passed number is a finite floating point number as opposed to INF, NAN, etc.
PX_CUDA_CALLABLE PX_FORCE_INLINE float	PxFloor (float a)
PX_CUDA_CALLABLE PX_FORCE_INLINE float	PxExp (float a)
PX_CUDA_CALLABLE PX_FORCE_INLINE float	PxCeil (float a)
PX_CUDA_CALLABLE PX_FORCE_INLINE float	PxSign (float a)
PX_CUDA_CALLABLE PX_FORCE_INLINE float	PxPow (float x, float y)
PX_CUDA_CALLABLE PX_FORCE_INLINE float	PxLog (float x)
Variables
static const float	PxPi = float(3.141592653589793)
static const float	PxHalfPi = float(1.57079632679489661923)
static const float	PxTwoPi = float(6.28318530717958647692)
static const float	PxInvPi = float(0.31830988618379067154)
static const float	PxInvTwoPi = float(0.15915494309189533577)
static const float	PxPiDivTwo = float(1.57079632679489661923)
static const float	PxPiDivFour = float(0.78539816339744830962)