es.unex.sextante.tin.smoothTinBezier
Class BezierSurface

java.lang.Object
  es.unex.sextante.tin.smoothTinBezier.BezierSurface

public class BezierSurface
extends java.lang.Object

Constructor Summary

BezierSurface(com.vividsolutions.jts.geom.Coordinate[][] triangles, com.vividsolutions.jts.index.strtree.STRtree trianglesIndex, java.util.TreeMap breakLines, double scaleZ, int m_LoD)
Constructor

Method Summary

protected char	compareReturnIndex(com.vividsolutions.jts.geom.Coordinate[] triangle, com.vividsolutions.jts.geom.Coordinate P) The method which compare points
boolean	hasNext() The method tests list of bezier triangle if has next
com.vividsolutions.jts.geom.Coordinate[][]	nextTrinagle() The method gets next group of small triangles of main Bezier triangle

Methods inherited from class java.lang.Object

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

Constructor Detail

BezierSurface

public BezierSurface(com.vividsolutions.jts.geom.Coordinate[][] triangles,
                     com.vividsolutions.jts.index.strtree.STRtree trianglesIndex,
                     java.util.TreeMap breakLines,
                     double scaleZ,
                     int m_LoD)

Constructor

Parameters:

triangles - - array of triangle's vertexes

trainglesIndex - - RTree index of triangles

breakLine - - map of break lines

scaleZ - - scale of Z coordinate to optimize data

m_LoD - - Level of Detail

Method Detail

compareReturnIndex

protected char compareReturnIndex(com.vividsolutions.jts.geom.Coordinate[] triangle,
                                  com.vividsolutions.jts.geom.Coordinate P)

The method which compare points

Parameters:

P - - points for comparing

Returns:

index A,B,C which point is same or N if point P not exist in triangle

hasNext

public boolean hasNext()

The method tests list of bezier triangle if has next

Parameters:

true - - hasNext, false hasn't Next

nextTrinagle

public com.vividsolutions.jts.geom.Coordinate[][] nextTrinagle()

The method gets next group of small triangles of main Bezier triangle

Returns:

coordinates of vertexes of new small triangles