RectPatch Class Reference

#include <RectPatch.h>

Public Member Functions
	RectPatch (double, double, double, double, double, double)
double	sep (const Vec3 &)
double	dist (const Vec3 &)
bool	intersect (const Vec3 &, const Vec3 &)
Plane3D	getPlane (const Vec3 &)
Vec3	getBasePoint () const

Private Attributes
double	m_xmin
double	m_xmax
double	m_zmin
double	m_zmax
double	m_y0
double	m_dy

Constructor & Destructor Documentation

RectPatch::RectPatch	(	double	xmin,
		double	xmax,
		double	zmin,
		double	zmax,
		double	y0,
		double	dy
	)

construct a axis aligned rectangular patch in the x-z plane

Parameters

xmin	min. x-pos
xmax	max. x-pos
zmin	min. z-pos
zmax	max. z-pos
z0	z-pos
dz	"roughness" parameter

References m_dy, m_xmax, m_xmin, m_y0, m_zmax, and m_zmin.

Member Function Documentation

double RectPatch::dist

(

const Vec3 &

P

)

Get distance from given point to closest point of patch.

Parameters

P

the point

References sep().

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Vec3 RectPatch::getBasePoint ( ) const

inline

Plane3D RectPatch::getPlane

(

const Vec3 &

P

)

get the plane further away from the given point

References m_dy, m_xmin, m_y0, m_zmin, and Vec3::Y().

Referenced by CRoughPaddedBlock3D::getClosestPlane().

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bool RectPatch::intersect	(	const Vec3 &	P1,
		const Vec3 &	P2
	)

check if line between 2 points intersects patch

Parameters

P1	1st point
P2	2nd point

References m_xmax, m_xmin, m_y0, m_zmax, m_zmin, Vec3::X(), Vec3::Y(), and Vec3::Z().

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double RectPatch::sep

(

const Vec3 &

P

)

Get (perpendicular) distance from given point. If projection of point onto plane is outside patch return -1

Parameters

P

the point

References m_dy, m_xmax, m_xmin, m_y0, m_zmax, m_zmin, Vec3::X(), Vec3::Y(), and Vec3::Z().

Referenced by dist(), and CRoughPaddedBlock3D::getClosestPlane().

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Member Data Documentation

double RectPatch::m_dy

private

Referenced by getPlane(), RectPatch(), and sep().

double RectPatch::m_xmax

private

Referenced by intersect(), RectPatch(), and sep().

double RectPatch::m_xmin

private

Referenced by getPlane(), intersect(), RectPatch(), and sep().

double RectPatch::m_y0

private

Referenced by getPlane(), intersect(), RectPatch(), and sep().

double RectPatch::m_zmax

private

Referenced by intersect(), RectPatch(), and sep().

double RectPatch::m_zmin

private

Referenced by getPlane(), intersect(), RectPatch(), and sep().

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The documentation for this class was generated from the following files:

• Geometry/RectPatch.h
• Geometry/RectPatch.cpp