/**
* @param halfWidth half the width of the edges.
* @return this for chaining.
*/
public OutlinePolygon setHalfWidth(float halfWidth) {
this.halfWidth = halfWidth;
auxVertexFinder.setHalfWidth(this.halfWidth);
for (int i = 0; i < needsUpdate.size; i++) {
needsUpdate.items[i] = true;
}
changesToStripOrCulling = true;
return this;
}
/** Draws anti aliased polygon edges. */
public OutlinePolygon(OutlinePolygonDef outlinePolygonDef) {
debugRenderer =
new DebugRenderer(this) {
@Override
public void draw(ShapeRenderer shapeRenderer) {
if (drawCullingRectangles) drawCullingRectangles(shapeRenderer, Color.GREEN);
if (drawLineFromFirstToLast) drawLineFromFirstToLast(shapeRenderer, Color.BLUE);
if (drawTriangleStrips) drawTriangleStrips(shapeRenderer, Color.RED, Color.ORANGE);
}
@Override
void update() {
super.update();
boolean enabled = drawLineFromFirstToLast;
enabled |= drawCullingRectangles;
enabled |= drawTriangleStrips;
enabled &= myParents.size == 0;
boolean change = this.enabled != enabled;
if (!change) return;
this.enabled = enabled;
debugColors.clear();
if (drawCullingRectangles) {
debugColors.add(new DebugColor(Color.GREEN, "Bounding box"));
}
if (drawLineFromFirstToLast) {
debugColors.add(
new DebugColor(Color.BLUE, "Line from first to last vertex in bounding box"));
}
if (drawTriangleStrips) {
debugColors.add(new DebugColor(Color.RED, "Triangle strip visualization"));
debugColors.add(new DebugColor(Color.ORANGE, "Triangle strip visualization"));
}
}
};
auxVertexFinder.setHalfWidth(this.halfWidth);
if (outlinePolygonDef != null) {
setDrawOutside(outlinePolygonDef.drawOutside);
setDrawInside(outlinePolygonDef.drawInside);
setColor(outlinePolygonDef.color);
setClosedPolygon(outlinePolygonDef.closedPolygon);
setHalfWidth(outlinePolygonDef.halfWidth);
setWeight(outlinePolygonDef.weight);
setRoundSharpCorners(outlinePolygonDef.roundSharpCorners);
setDrawLineFromFirstToLast(outlinePolygonDef.drawLineFromFirstToLast);
setDrawCullingRectangles(outlinePolygonDef.drawBoundingBoxes);
setDrawTriangleStrips(outlinePolygonDef.drawTriangleStrips);
setVisible(outlinePolygonDef.visible);
setVertices(outlinePolygonDef.vertices);
setScale(outlinePolygonDef.scale);
setAngle(outlinePolygonDef.angle);
setPosition(outlinePolygonDef.position);
setOpacity(outlinePolygonDef.opacity);
}
}