mathdefines.h File Reference

#include <cstdlib>
#include <cmath>
#include <cfloat>
#include <osg/Math>

Namespaces
namespace	dtUtil
Defines
#define	RAND_MAX   0x7fff
Functions
template<typename Real>
Real	dtUtil::Min (Real a, Real b)
template<typename Real>
Real	dtUtil::Max (Real a, Real b)
int	dtUtil::RandRange (int from, int to)
float	dtUtil::RandFloat (float min, float max)
float	dtUtil::RandPercent ()
template<typename Real>
Real	dtUtil::Abs (Real x)
template<typename Real>
void	dtUtil::Clamp (Real &x, const Real low, const Real high)
template<typename Real>
void	dtUtil::ClampMax (Real &x, const Real high)
template<typename Real>
void	dtUtil::ClampMin (Real &x, const Real low)
template<typename Real>
Real	dtUtil::Lerp (Real x, Real y, Real t)
	Apply a linear interpolation between the two supplied numbers using a third percentage value.
template<typename T>
bool	dtUtil::IsFinite (const T value)
template<typename T>
T	dtUtil::CalculateNormal (T sX, T sMin, T sMax)
	Normalizes a value within a specified space range.
template<typename T>
T	dtUtil::MapRangeValue (T sX, T xMin, T xMax, T yMin, T yMax)
	Calculates the corresponding value for a mirrored space.
bool	dtUtil::Equivalent (float float1, float float2)
	This does a relative comparison of floats.
bool	dtUtil::Equivalent (double double1, double double2)
	This does a relative comparison of doubles.
template<typename TVec, typename Real>
bool	dtUtil::Equivalent (const TVec &lhs, const TVec &rhs, size_t size, Real epsilon)
	Does an epsilon equals on an any osg::Vec# or array.
template<typename TVec, typename Real>
bool	dtUtil::Equivalent (const TVec &lhs, const TVec &rhs, Real epsilon)
	Does an epsilon equals on an any osg::Vec#.
template<typename TVec>
bool	dtUtil::Equivalent (const TVec &lhs, const TVec &rhs)
	Does an epsilon equals on an any osg::Vec#, but auto calculates the epsilon per comparison.
template<typename Real>
bool	dtUtil::WithinRange (Real lhs, Real rhs, Real epsilon)

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Define Documentation

#define RAND_MAX   0x7fff

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