/**
* Make a patch vine.
*
* @param basePos the base position
* @param pos the vine position
*/
private void placeVine(Vector basePos, Vector pos) throws MaxChangedBlocksException {
if (pos.distance(basePos) > 4) return;
if (editSession.getBlockType(pos) != 0) return;
for (int i = -1; i > -3; --i) {
Vector testPos = pos.add(0, i, 0);
if (editSession.getBlockType(testPos) == BlockID.AIR) {
pos = testPos;
} else {
break;
}
}
editSession.setBlockIfAir(pos, new BaseBlock(BlockID.LEAVES));
affected++;
int t = random.nextInt(4);
int h = random.nextInt(3) - 1;
Vector p;
BaseBlock log = new BaseBlock(BlockID.LOG);
switch (t) {
case 0:
if (random.nextBoolean()) {
placeVine(basePos, pos.add(1, 0, 0));
}
if (random.nextBoolean()) {
editSession.setBlockIfAir(pos.add(1, h, -1), log);
affected++;
}
editSession.setBlockIfAir(p = pos.add(0, 0, -1), plant.apply(p));
affected++;
break;
case 1:
if (random.nextBoolean()) {
placeVine(basePos, pos.add(0, 0, 1));
}
if (random.nextBoolean()) {
editSession.setBlockIfAir(pos.add(1, h, 0), log);
affected++;
}
editSession.setBlockIfAir(p = pos.add(1, 0, 1), plant.apply(p));
affected++;
break;
case 2:
if (random.nextBoolean()) {
placeVine(basePos, pos.add(0, 0, -1));
}
if (random.nextBoolean()) {
editSession.setBlockIfAir(pos.add(-1, h, 0), log);
affected++;
}
editSession.setBlockIfAir(p = pos.add(-1, 0, 1), plant.apply(p));
affected++;
break;
case 3:
if (random.nextBoolean()) {
placeVine(basePos, pos.add(-1, 0, 0));
}
if (random.nextBoolean()) {
editSession.setBlockIfAir(pos.add(-1, h, -1), log);
affected++;
}
editSession.setBlockIfAir(p = pos.add(-1, 0, -1), plant.apply(p));
affected++;
break;
}
}
@Override
public BaseBlock apply(Vector pos) {
mutable.y = pos.y;
mutable.z = pos.z;
return pattern.apply(mutable);
}