Package org.robwork.sdurw_geometry

Class Triangle_f

java.lang.Object

org.robwork.sdurw_geometry.Triangle_f

public class Triangle_f
extends java.lang.Object

plain triangle class. The second template argument specify
the number of normals associated with the triangle.
The triangle vertices should be arranged counter clock wise.

Constructor Summary

Constructors

Constructor	Description
Triangle_f()	default constructor
Triangle_f(long cPtr, boolean cMemoryOwn)
Triangle_f(Vector3Df p1, Vector3Df p2, Vector3Df p3)	constructor

Method Summary

Modifier and Type	Method	Description
void	applyTransform(Transform3Df t3d)	apply a transformation to this triangle
double	calcArea()	calculate the area of the triangle
Vector3Df	calcFaceNormal()	calculates the face normal of this triangle.
void	delete()
Vector3Df	get(long i)
static long	getCPtr(Triangle_f obj)
Triangle_f	getTriangle()
Vector3Df	getVertex(long i)	get vertex at index i
boolean	isInside(Vector3Df x)	tests wheather the point x is inside the triangle
void	set(long i, Vector3Df d)
java.lang.String	toString()
Triangle_f	transform(Transform3Df t3d)	Returns Triangle transformed by t3d.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Triangle_f

public Triangle_f(long cPtr,
                  boolean cMemoryOwn)

Triangle_f

public Triangle_f()

default constructor

Triangle_f

public Triangle_f(Vector3Df p1,
                  Vector3Df p2,
                  Vector3Df p3)

constructor

Parameters:

p1 - [in] vertice 1

p2 - [in] vertice 2

p3 - [in] vertice 3

Method Detail

getCPtr

public static long getCPtr(Triangle_f obj)

delete

public void delete()

getVertex

public Vector3Df getVertex(long i)

get vertex at index i

get

public Vector3Df get(long i)

set

public void set(long i,
                Vector3Df d)

calcFaceNormal

public Vector3Df calcFaceNormal()

calculates the face normal of this triangle. It is assumed
that the triangle vertices are arranged counter clock wise.

isInside

public boolean isInside(Vector3Df x)

tests wheather the point x is inside the triangle

calcArea

public double calcArea()

calculate the area of the triangle

Returns:

area in m^2

applyTransform

public void applyTransform(Transform3Df t3d)

apply a transformation to this triangle

Parameters:

t3d - [in] transform that is to be applied

transform

public Triangle_f transform(Transform3Df t3d)

Returns Triangle transformed by t3d.

getTriangle

public Triangle_f getTriangle()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object