maspack.geometry

Class DistanceGrid.TetDesc

java.lang.Object

maspack.geometry.DistanceGrid.TetDesc

Enclosing class:

DistanceGrid

public static class DistanceGrid.TetDesc
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
TetDesc(DistanceGrid.TetDesc tdesc)
TetDesc(int xi, int yj, int zk, DistanceGrid.TetID tetId)
TetDesc(Vector3i vxyz, DistanceGrid.TetID tetId)

Method Summary

Modifier and Type	Method and Description
void	addOffset(DistanceGrid.TetDesc tdesc)
void	addVertexOffset(Vector3i vidx)
boolean	baseVertexEquals(Vector3i vidx0)
void	clipLineSegment(double[] srng, Point3d p0, Vector3d del) Clips a line segment defined by p = p0 + del*s, with s in the range (srng[0], srng[1]) to fit within this tet.
boolean	equals(java.lang.Object obj)
void	getBaseCoords(Vector3d coords) Get the coordinates of the base vertex in grid coordinates.
Vector3i	getBaseVertex(Vector3i vidx0) Returns the indices of the base vertex for this tet.
void	getNodalVertexIndices(Vector3i vidx, int nodeIdx)
Vector3i[]	getVertices()
int	hashCode()
java.lang.String	toString()

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

TetDesc

public TetDesc(Vector3i vxyz,
               DistanceGrid.TetID tetId)

TetDesc

public TetDesc(DistanceGrid.TetDesc tdesc)

TetDesc

public TetDesc(int xi,
               int yj,
               int zk,
               DistanceGrid.TetID tetId)

Method Detail

addOffset

public void addOffset(DistanceGrid.TetDesc tdesc)

addVertexOffset

public void addVertexOffset(Vector3i vidx)

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

getBaseVertex

public Vector3i getBaseVertex(Vector3i vidx0)

Returns the indices of the base vertex for this tet.

Parameters:

vidx0 - if not null, used to return the base vertex indices

Returns:

base vertex indices

baseVertexEquals

public boolean baseVertexEquals(Vector3i vidx0)

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

getBaseCoords

public void getBaseCoords(Vector3d coords)

Get the coordinates of the base vertex in grid coordinates.

getNodalVertexIndices

public void getNodalVertexIndices(Vector3i vidx,
                                  int nodeIdx)

getVertices

public Vector3i[] getVertices()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

clipLineSegment

public void clipLineSegment(double[] srng,
                            Point3d p0,
                            Vector3d del)

Clips a line segment defined by p = p0 + del*s, with s in the range (srng[0], srng[1]) to fit within this tet. p0 and del are assumed to be given in quadratic grid coordinates.