com.badlogic.gdx.graphics.g2d
Class PolygonRegion

java.lang.Object
  com.badlogic.gdx.graphics.g2d.PolygonRegion

public class PolygonRegion
extends Object

Defines a polygon shape on top of a texture region to avoid drawing transparent pixels.

Author:

Stefan Bachmann, Nathan Sweet

See Also:

PolygonRegionLoader

Constructor Summary

PolygonRegion(TextureRegion region, float[] vertices, short[] triangles)
Creates a PolygonRegion by triangulating the polygon coordinates in vertices and calculates uvs based on that.

Method Summary

TextureRegion	getRegion()
float[]	getTextureCoords()
short[]	getTriangles()
float[]	getVertices() Returns the vertices in local space.

Methods inherited from class java.lang.Object

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

Constructor Detail

PolygonRegion

public PolygonRegion(TextureRegion region,
                     float[] vertices,
                     short[] triangles)

Creates a PolygonRegion by triangulating the polygon coordinates in vertices and calculates uvs based on that. TextureRegion can come from an atlas.

Parameters:

region - the region used for drawing

vertices - contains 2D polygon coordinates in pixels relative to source region

Method Detail

getVertices

public float[] getVertices()

Returns the vertices in local space.

getTriangles

public short[] getTriangles()

getTextureCoords

public float[] getTextureCoords()

getRegion

public TextureRegion getRegion()