Package com.gaia3d.basic.geometry.tessellator

Class Polygon2DTess

java.lang.Object

com.gaia3d.basic.geometry.tessellator.Polygon2DTess

public class Polygon2DTess
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
GaiaRectangle	boundingRect
List<Point2DTess>	points

Constructor Summary

Constructors

Constructor	Description
Polygon2DTess(List<Point2DTess> points)

Method Summary

Modifier and Type	Method	Description
void	addPoint(Point2DTess point2DTess)
float	calculateNormal2D(List<Integer> resultConcaveIndices)
GaiaRectangle	getBoundingRectangle()
int	getMostLeftDownPoint2DIdx()
int	getNextIdx(int currIdx)
Point2DTess	getPoint(int index)
int	getPointsCount()
int	getPrevIdx(int currIdx)
Segment2DTess	getSegment2DTess(int idx, Segment2DTess resultSegment)
void	getTrianglesIndicesAsConvexPolygon(List<Integer> resultConvexIndices)
boolean	isSegmentIntersectingPolygon(Segment2DTess segment, double error)
void	removePoint(int i)
void	reverse()
void	setPointsIdxInList()
void	splitPolygon(int idx1, int idx2, List<Polygon2DTess> resultSplittedPolygons)

Methods inherited from class java.lang.Object

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

Field Details

points

public List<Point2DTess> points

boundingRect

public GaiaRectangle boundingRect

Constructor Details

Polygon2DTess

public Polygon2DTess(List<Point2DTess> points)

Method Details

getPoint

public Point2DTess getPoint(int index)

getTrianglesIndicesAsConvexPolygon

public void getTrianglesIndicesAsConvexPolygon(List<Integer> resultConvexIndices)

setPointsIdxInList

public void setPointsIdxInList()

reverse

public void reverse()

calculateNormal2D

public float calculateNormal2D(List<Integer> resultConcaveIndices)

getPointsCount

public int getPointsCount()

getSegment2DTess

public Segment2DTess getSegment2DTess(int idx,
 Segment2DTess resultSegment)

isSegmentIntersectingPolygon

public boolean isSegmentIntersectingPolygon(Segment2DTess segment,
 double error)

getNextIdx

public int getNextIdx(int currIdx)

getPrevIdx

public int getPrevIdx(int currIdx)

getBoundingRectangle

public GaiaRectangle getBoundingRectangle()

getMostLeftDownPoint2DIdx

public int getMostLeftDownPoint2DIdx()

splitPolygon

public void splitPolygon(int idx1,
 int idx2,
 List<Polygon2DTess> resultSplittedPolygons)

addPoint

public void addPoint(Point2DTess point2DTess)

removePoint

public void removePoint(int i)