de.grogra.math
Class SubdivisionHelper

java.lang.Object
  de.grogra.math.SubdivisionHelper

Direct Known Subclasses:

NURBSSubdivisionHelper

public abstract class SubdivisionHelper
extends java.lang.Object

Field Summary

protected int	degree
protected int	dimension
protected float	flatness
protected boolean	rational

Constructor Summary

SubdivisionHelper(boolean rational)

Method Summary

protected boolean	isFlat(float distSquared, float lengthSquared, int depth)
protected static void	subdivide(FloatList v, int dimension, int degree, int step, int blockCount, int blockStep, float[] tmp)
protected void	subdivideCurve(FloatList v, float[] tmp, int part, int depth)
protected abstract void	visitFlat(float[] v, int index)

Methods inherited from class java.lang.Object

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

Field Detail

degree

protected int degree

dimension

protected int dimension

flatness

protected float flatness

rational

protected final boolean rational

Constructor Detail

SubdivisionHelper

public SubdivisionHelper(boolean rational)

Method Detail

isFlat

protected boolean isFlat(float distSquared,
                         float lengthSquared,
                         int depth)

subdivide

protected static void subdivide(FloatList v,
                                int dimension,
                                int degree,
                                int step,
                                int blockCount,
                                int blockStep,
                                float[] tmp)

subdivideCurve

protected void subdivideCurve(FloatList v,
                              float[] tmp,
                              int part,
                              int depth)

visitFlat

protected abstract void visitFlat(float[] v,
                                  int index)