Class SharedVertexRepresentation

java.lang.Object

Jcg.mesh.SharedVertexRepresentation

public class SharedVertexRepresentation
extends Object

A vertex shared representation of a mesh. For each face we store the indices of the incident vertices

Author:

Luca Castelli Aleardi (INF562-INF555, 2012-2025)

Field Summary

Fields

Modifier and Type	Field	Description
Color[]	faceColors
int[]	faceDegrees
int[][]	faces
Point_3[]	points
int	sizeFaces
int	sizeHalfedges
int	sizeVertices

Constructor Summary

Constructors

Constructor	Description
SharedVertexRepresentation(int n, int f, int he, int[][] faces, int[] faceDegrees, Point_3[] points)	Create a shared vertex representation
SharedVertexRepresentation(String filename)	Create a mesh representation from an OFF file (using TC library)
SharedVertexRepresentation(String filename, boolean minimal)	Create a minimal triangle mesh representation from an OFF file (using TC library): no colors, no vertex coordinates
SharedVertexRepresentation(Collection<Triangle_3> faces)	Create a shared vertex representation from a collection of 3D triangles
SharedVertexRepresentation(Polyhedron_3<Point_3> polyhedron)	Create a shared vertex representation from a polyhedron (half-edge data structure)
SharedVertexRepresentation(TriangulationDS_2<Point_3> mesh)	Create a mesh representation from a polyhedron (half-edge data structure)

Method Summary

Modifier and Type	Method	Description
static SharedVertexRepresentation	readOBJ(String filename)	Create a shared vertex representation from an OBJ file (using TC library)
void	writeOffFile(String filename)	Store the representation in OFF format

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

sizeVertices

public int sizeVertices

sizeFaces

public int sizeFaces

sizeHalfedges

public int sizeHalfedges

faces

public int[][] faces

faceDegrees

public int[] faceDegrees

points

public Point_3[] points

faceColors

public Color[] faceColors

Constructor Details

SharedVertexRepresentation

public SharedVertexRepresentation(int n,
 int f,
 int he,
 int[][] faces,
 int[] faceDegrees,
 Point_3[] points)

Create a shared vertex representation

Parameters:

n - number of vertices

f - number of faces

he - number of half-edges

points - vertex coordinates (3D)

SharedVertexRepresentation

public SharedVertexRepresentation(Collection<Triangle_3> faces)

Create a shared vertex representation from a collection of 3D triangles

SharedVertexRepresentation

public SharedVertexRepresentation(String filename)

Create a mesh representation from an OFF file (using TC library)

SharedVertexRepresentation

public SharedVertexRepresentation(String filename,
 boolean minimal)

Create a minimal triangle mesh representation from an OFF file (using TC library): no colors, no vertex coordinates

SharedVertexRepresentation

public SharedVertexRepresentation(TriangulationDS_2<Point_3> mesh)

Create a mesh representation from a polyhedron (half-edge data structure)

SharedVertexRepresentation

public SharedVertexRepresentation(Polyhedron_3<Point_3> polyhedron)

Create a shared vertex representation from a polyhedron (half-edge data structure)

Method Details

readOBJ

public static SharedVertexRepresentation readOBJ(String filename)

Create a shared vertex representation from an OBJ file (using TC library)

writeOffFile

public void writeOffFile(String filename)
                  throws IOException

Store the representation in OFF format

Throws:

IOException