util::math Namespace Reference

Functions
float	dotProduct (osg::Vec3f &a, osg::Vec3f &b)
double	dotProduct (osg::Vec3d &a, osg::Vec3d &b)
float	distance (osg::Vec3f &a, osg::Vec3f &b)
double	distance (osg::Vec3d &a, osg::Vec3d &b)
osg::Vec4d	rotateVectorAroundAxis (osg::Vec4d &vector, osg::Vec4d &axis, double angle)
osg::Vec3	quaternionToEuler (osg::Quat &q)
osg::Quat	eulerToQuaternion (osg::Vec3 &rotation)
osg::Matrix	makeEulerRotation (osg::Vec3f rotation)
bool	getIntersection (const double fDst1, const double fDst2, const osg::Vec3d &P1, const osg::Vec3d &P2, osg::Vec3d &hit)
bool	inBox (osg::Vec3d &hit, const osg::Vec3d &B1, const osg::Vec3d &B2, const int axis)
bool	getLineBoxIntersection (const osg::BoundingBox &boundingBox, const osg::Vec3d &lineStart, const osg::Vec3d &lineEnd, osg::Vec3d &hit)
bool	getLineSphereIntersection (const osg::BoundingSphere &boundingSphere, const osg::Vec3d &direction, const osg::Vec3d &point, osg::Vec3d &hit1, osg::Vec3d &hit2)
void	getRayFromCamera (const osg::Camera *camera, const int x, const int y, osg::Vec3d &direction, osg::Vec3d &point)
template<class T >
T	getMax (T a, T b, T c)
Variables
const double	PI = 3.1415926535897932384626433832795

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Function Documentation

double util::math::distance	(	osg::Vec3d &	a,
		osg::Vec3d &	b
	)

float util::math::distance	(	osg::Vec3f &	a,
		osg::Vec3f &	b
	)

double util::math::dotProduct	(	osg::Vec3d &	a,
		osg::Vec3d &	b
	)

float util::math::dotProduct	(	osg::Vec3f &	a,
		osg::Vec3f &	b
	)

osg::Quat util::math::eulerToQuaternion

(

osg::Vec3 &

rotation

)

bool util::math::getIntersection	(	const double	fDst1,
		const double	fDst2,
		const osg::Vec3d &	P1,
		const osg::Vec3d &	P2,
		osg::Vec3d &	hit
	)

bool util::math::getLineBoxIntersection	(	const osg::BoundingBox &	boundingBox,
		const osg::Vec3d &	lineStart,
		const osg::Vec3d &	lineEnd,
		osg::Vec3d &	hit
	)

bool util::math::getLineSphereIntersection	(	const osg::BoundingSphere &	boundingSphere,
		const osg::Vec3d &	direction,
		const osg::Vec3d &	point,
		osg::Vec3d &	hit1,
		osg::Vec3d &	hit2
	)

template<class T >

T util::math::getMax	(	T	a,
		T	b,
		T	c
	)			[inline]

void util::math::getRayFromCamera	(	const osg::Camera *	camera,
		const int	x,
		const int	y,
		osg::Vec3d &	direction,
		osg::Vec3d &	point
	)

bool util::math::inBox	(	osg::Vec3d &	hit,
		const osg::Vec3d &	B1,
		const osg::Vec3d &	B2,
		const int	axis
	)

osg::Matrix util::math::makeEulerRotation

(

osg::Vec3f

rotation

)

osg::Vec3 util::math::quaternionToEuler

(

osg::Quat &

q

)

osg::Vec4d util::math::rotateVectorAroundAxis	(	osg::Vec4d &	vector,
		osg::Vec4d &	axis,
		double	angle
	)

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Variable Documentation

const double util::math::PI = 3.1415926535897932384626433832795