pVec.h File Reference

#include <cmath>
#include <iostream>

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Classes
class	pVec
	A single-precision floating point three-vector. More...

Namespaces
namespace	PAPI
	PAPIClasses.h.

Macros
#define	M_PI   3.1415926535897932384626433f
	PVec.h - yet another 3D vector class. More...
#define	PINLINE   inline

Functions
float	fsqr (float f)
float	pRandf ()
void	pSRandf (int x)
bool	pSameSign (const float &a, const float &b)
float	pNRandf (float sigma=1.0f)
	Return a random number with a normal distribution. More...
pVec	pRandVec ()
pVec	pNRandVec (float sigma)

Variables
const float	P_SQRT2PI = 2.506628274631000502415765284811045253006f
const float	P_ONEOVERSQRT2PI = (1.f / P_SQRT2PI)
const float	P_ONEOVER_RAND_MAX = (1.0f / ((float)RAND_MAX))

Macro Definition Documentation

M_PI

#define M_PI   3.1415926535897932384626433f

PVec.h - yet another 3D vector class.

Copyright 1997-2007, 2022 by David K. McAllister

A simple 3D float vector class for internal use by the particle systems.

PINLINE

#define PINLINE   inline