Main Page | Modules | Namespace List | Class Hierarchy | Alphabetical List | Class List | Directories | File List | Namespace Members | Class Members | File Members | Related Pages

Math File Reference

#include <math.h>

Include dependency graph for Math:

This graph shows which files directly or indirectly include this file:


Namespaces

namespace  osg

Functions

template<typename T>
absolute (T v)
 return the minimum of two values, equivalent to std::min.
float equivalent (float lhs, float rhs, float epsilon=1e-6)
 return true if float lhs and rhs are equivalent, meaning that the difference between them is less than an epsilon value which defaults to 1e-6.
double equivalent (double lhs, double rhs, double epsilon=1e-6)
 return true if double lhs and rhs are equivalent, meaning that the difference between them is less than an epsilon value which defaults to 1e-6.
template<typename T>
minimum (T lhs, T rhs)
 return the minimum of two values, equivilent to std::min.
template<typename T>
maximum (T lhs, T rhs)
 return the maximum of two values, equivilent to std::max.
template<typename T>
clampTo (T v, T minimum, T maximum)
template<typename T>
clampAbove (T v, T minimum)
template<typename T>
clampBelow (T v, T maximum)
template<typename T>
clampBetween (T v, T minimum, T maximum)
template<typename T>
sign (T v)
template<typename T>
square (T v)
template<typename T>
signedSquare (T v)
float inDegrees (float angle)
double inDegrees (double angle)
template<typename T>
inRadians (T angle)
float DegreesToRadians (float angle)
double DegreesToRadians (double angle)
float RadiansToDegrees (float angle)
double RadiansToDegrees (double angle)
bool isNaN (float v)
bool isNaN (double v)
template<typename T>
float computeVolume (const T &a, const T &b, const T &c, const T &d)
 compute the volume of a tetrahedron.
template<typename T>
float computeVolume (const T &f1, const T &f2, const T &f3, const T &b1, const T &b2, const T &b3)
 compute the volume of a prism.

Variables

const double PI = 3.14159265358979323846
const double PI_2 = 1.57079632679489661923
const double PI_4 = 0.78539816339744830962

Function Documentation

template<typename T>
T absolute v  )  [inline]
 

return the minimum of two values, equivalent to std::min.

std::min not used because of STL implementation under IRIX not containing std::min.

template<typename T>
T clampAbove v,
minimum
[inline]
 

template<typename T>
T clampBelow v,
maximum
[inline]
 

template<typename T>
T clampBetween v,
minimum,
maximum
[inline]
 

template<typename T>
T clampTo v,
minimum,
maximum
[inline]
 

template<typename T>
float computeVolume const T &  f1,
const T &  f2,
const T &  f3,
const T &  b1,
const T &  b2,
const T &  b3
[inline]
 

compute the volume of a prism.

template<typename T>
float computeVolume const T &  a,
const T &  b,
const T &  c,
const T &  d
[inline]
 

compute the volume of a tetrahedron.

double DegreesToRadians double  angle  )  [inline]
 

float DegreesToRadians float  angle  )  [inline]
 

double equivalent double  lhs,
double  rhs,
double  epsilon = 1e-6
[inline]
 

return true if double lhs and rhs are equivalent, meaning that the difference between them is less than an epsilon value which defaults to 1e-6.

float equivalent float  lhs,
float  rhs,
float  epsilon = 1e-6
[inline]
 

return true if float lhs and rhs are equivalent, meaning that the difference between them is less than an epsilon value which defaults to 1e-6.

double inDegrees double  angle  )  [inline]
 

float inDegrees float  angle  )  [inline]
 

template<typename T>
T inRadians angle  )  [inline]
 

bool isNaN double  v  )  [inline]
 

bool isNaN float  v  )  [inline]
 

template<typename T>
T maximum lhs,
rhs
[inline]
 

return the maximum of two values, equivilent to std::max.

std::max not used because of STL implementation under IRIX not containing std::max.

template<typename T>
T minimum lhs,
rhs
[inline]
 

return the minimum of two values, equivilent to std::min.

std::min not used because of STL implementation under IRIX not containing std::min.

double RadiansToDegrees double  angle  )  [inline]
 

float RadiansToDegrees float  angle  )  [inline]
 

template<typename T>
T sign v  )  [inline]
 

template<typename T>
T signedSquare v  )  [inline]
 

template<typename T>
T square v  )  [inline]
 


Variable Documentation

const double osg::PI = 3.14159265358979323846
 

const double osg::PI_2 = 1.57079632679489661923
 

const double osg::PI_4 = 0.78539816339744830962
 


Generated at Mon Apr 4 23:37:17 2005 for the OpenSceneGraph by doxygen 1.4.1.