/*
* This file is part of Vanilla.
*
* Copyright (c) 2011 Spout LLC <http://www.spout.org/>
* Vanilla is licensed under the Spout License Version 1.
*
* Vanilla is free software: you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option)
* any later version.
*
* In addition, 180 days after any changes are published, you can use the
* software, incorporating those changes, under the terms of the MIT license,
* as described in the Spout License Version 1.
*
* Vanilla is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
* more details.
*
* You should have received a copy of the GNU Lesser General Public License,
* the MIT license and the Spout License Version 1 along with this program.
* If not, see <http://www.gnu.org/licenses/> for the GNU Lesser General Public
* License and see <http://spout.in/licensev1> for the full license, including
* the MIT license.
*/
package org.spout.vanilla.world.generator.normal.decorator;
import java.util.Random;
import org.spout.api.geo.World;
import org.spout.api.geo.cuboid.Chunk;
import org.spout.vanilla.material.VanillaMaterials;
import org.spout.vanilla.world.generator.decorator.VariableAmountDecorator;
import org.spout.vanilla.world.generator.normal.object.CactusStackObject;
public class CactusDecorator extends VariableAmountDecorator {
public CactusDecorator() {
super(2, 1);
}
@Override
public void populate(Chunk chunk, Random random) {
if (chunk.getY() != 4) {
return;
}
final World world = chunk.getWorld();
final CactusStackObject cactus = new CactusStackObject();
cactus.setRandom(random);
final int amount = getAmount(random);
for (byte count = 0; count < amount; count++) {
final int x = chunk.getBlockX(random);
final int z = chunk.getBlockZ(random);
final int y = getHighestWorkableBlock(world, x, z);
cactus.randomize();
if (y != -1 && cactus.canPlaceObject(world, x, y, z)) {
cactus.placeObject(world, x, y, z);
}
}
}
private int getHighestWorkableBlock(World world, int x, int z) {
int y = world.getSurfaceHeight(x, z);
while (world.getBlockMaterial(x, y, z) != VanillaMaterials.SAND) {
if (--y <= 0) {
return -1;
}
}
return ++y;
}
}