PxMath.h File Reference

#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 PxF32	PxAbs (PxF32 a)
	abs returns the absolute value of its argument.
PX_CUDA_CALLABLE PX_FORCE_INLINE bool	PxEquals (PxF32 a, PxF32 b, PxF32 eps)
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF64	PxAbs (PxF64 a)
	abs returns the absolute value of its argument.
PX_CUDA_CALLABLE PX_FORCE_INLINE PxI32	PxAbs (PxI32 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 PxF32	PxSqrt (PxF32 a)
	Square root.
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF64	PxSqrt (PxF64 a)
	Square root.
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF32	PxRecipSqrt (PxF32 a)
	reciprocal square root.
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF64	PxRecipSqrt (PxF64 a)
	reciprocal square root.
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF32	PxSin (PxF32 a)
	trigonometry -- all angles are in radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF64	PxSin (PxF64 a)
	Sine of an angle ( Unit: Radians ).
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF32	PxCos (PxF32 a)
	Cosine of an angle (Unit: Radians).
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF64	PxCos (PxF64 a)
	Cosine of an angle (Unit: Radians).
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF32	PxTan (PxF32 a)
	Tangent of an angle. Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF64	PxTan (PxF64 a)
	Tangent of an angle. Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF32	PxAsin (PxF32 f)
	Arcsine. Returns angle between -PI/2 and PI/2 in radians Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF64	PxAsin (PxF64 f)
	Arcsine. Returns angle between -PI/2 and PI/2 in radians Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF32	PxAcos (PxF32 f)
	Arccosine. Returns angle between 0 and PI in radians Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF64	PxAcos (PxF64 f)
	Arccosine. Returns angle between 0 and PI in radians Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF32	PxAtan (PxF32 a)
	ArcTangent. Returns angle between -PI/2 and PI/2 in radians Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF64	PxAtan (PxF64 a)
	ArcTangent. Returns angle between -PI/2 and PI/2 in radians Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF32	PxAtan2 (PxF32 x, PxF32 y)
	Arctangent of (x/y) with correct sign. Returns angle between -PI and PI in radians Unit: Radians.
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF64	PxAtan2 (PxF64 x, PxF64 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 (PxF32 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 (PxF64 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 PxF32	PxFloor (PxF32 a)
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF32	PxExp (PxF32 a)
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF32	PxCeil (PxF32 a)
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF32	PxSign (PxF32 a)
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF32	PxPow (PxF32 x, PxF32 y)
PX_CUDA_CALLABLE PX_FORCE_INLINE PxF32	PxLog (PxF32 x)
Variables
static const PxReal	PxPi = PxReal(3.141592653589793)
static const PxReal	PxHalfPi = PxReal(1.57079632679489661923)
static const PxReal	PxTwoPi = PxReal(6.28318530717958647692)
static const PxReal	PxInvPi = PxReal(0.31830988618379067154)