public Polygonal2DRegionSelector(RegionSelector oldSelector, int maxPoints) {
this(oldSelector.getIncompleteRegion().getWorld(), maxPoints);
if (oldSelector instanceof Polygonal2DRegionSelector) {
final Polygonal2DRegionSelector polygonal2DRegionSelector =
(Polygonal2DRegionSelector) oldSelector;
pos1 = polygonal2DRegionSelector.pos1;
region = new Polygonal2DRegion(polygonal2DRegionSelector.region);
} else {
final Region oldRegion;
try {
oldRegion = oldSelector.getRegion();
} catch (IncompleteRegionException e) {
return;
}
final int minY = oldRegion.getMinimumPoint().getBlockY();
final int maxY = oldRegion.getMaximumPoint().getBlockY();
List<BlockVector2D> points = oldRegion.polygonize(maxPoints);
pos1 = points.get(0).toVector(minY).toBlockVector();
region = new Polygonal2DRegion(oldRegion.getWorld(), points, minY, maxY);
}
}
public BorderIterator(Region region, int xMin, int yMin, int zMin, int xMax, int yMax, int zMax) {
this.region = region;
this.loc = new Location(region.getWorld(), xMin, yMin, zMin);
this.x1 = (this.x3 = xMin) - 1;
this.y1 = this.y3 = yMin;
this.z1 = this.z3 = zMin;
this.x2 = xMax;
this.y2 = yMax;
this.z2 = zMax;
}
