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Add getFaces() and addWalls() to CuboidRegion.

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This commit is contained in:
sk89q 2014-03-28 00:39:39 -07:00
parent dd244bfe04
commit 6c1ff02df5
1 changed files with 52 additions and 12 deletions
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52
src/main/java/com/sk89q/worldedit/regions/CuboidRegion.java
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@ -19,15 +19,12 @@
package com.sk89q.worldedit.regions;
import com.sk89q.worldedit.BlockVector;
import com.sk89q.worldedit.BlockVector2D;
import com.sk89q.worldedit.LocalWorld;
import com.sk89q.worldedit.Vector;
import com.sk89q.worldedit.Vector2D;
import com.sk89q.worldedit.*;
import com.sk89q.worldedit.data.ChunkStore;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import java.util.HashSet;
import static com.google.common.base.Preconditions.checkNotNull;
@ -109,6 +106,49 @@ public class CuboidRegion extends AbstractRegion implements FlatRegion {
pos2 = pos2.clampY(0, world == null ? 255 : world.getMaxY());
}
/**
* Get a region that contains the faces of this cuboid.
*
* @return a new complex region
*/
public Region getFaces() {
Vector min = getMinimumPoint();
Vector max = getMaximumPoint();
return new RegionIntersection(
// Project to Z-Y plane
new CuboidRegion(pos1.setX(min.getX()), pos2.setX(min.getX())),
new CuboidRegion(pos1.setX(max.getX()), pos2.setX(max.getX())),
// Project to X-Y plane
new CuboidRegion(pos1.setZ(min.getZ()), pos2.setZ(min.getZ())),
new CuboidRegion(pos1.setZ(max.getZ()), pos2.setZ(max.getZ())),
// Project to the X-Z plane
new CuboidRegion(pos1.setY(min.getY()), pos2.setY(min.getY())),
new CuboidRegion(pos1.setY(max.getY()), pos2.setY(max.getY())));
}
/**
* Get a region that contains the walls (all faces but the ones parallel to
* the X-Z plane) of this cuboid.
*
* @return a new complex region
*/
public Region getWalls() {
Vector min = getMinimumPoint();
Vector max = getMaximumPoint();
return new RegionIntersection(
// Project to Z-Y plane
new CuboidRegion(pos1.setX(min.getX()), pos2.setX(min.getX())),
new CuboidRegion(pos1.setX(max.getX()), pos2.setX(max.getX())),
// Project to X-Y plane
new CuboidRegion(pos1.setZ(min.getZ()), pos2.setZ(min.getZ())),
new CuboidRegion(pos1.setZ(max.getZ()), pos2.setZ(max.getZ())));
}
@Override
public Vector getMinimumPoint() {
return new Vector(Math.min(pos1.getX(), pos2.getX()),