public void refresh() {
// Update this track piece based on environment
this.neighbours.clear();
this.genNeighbours(true);
System.out.println("Refreshing: " + this.toString());
if (this.neighbours.size() == 1) {
// align tracks straight to face this direction
MinecartTrackLogic to = this.neighbours.get(0);
this.connect(to, null);
to.connect();
} else if (this.neighbours.size() == 2 || this.neighbours.size() == 4) {
// try to make a fixed curve
MinecartTrackLogic r1 = this.neighbours.get(0);
MinecartTrackLogic r2 = this.neighbours.get(1);
this.connect(r1, r2);
r1.connect();
r2.connect();
} else if (this.neighbours.size() == 3) {
// sort neighbours: middle at index 1
BlockFace middle = this.neighbours.get(1).direction.getOpposite();
if (middle == this.neighbours.get(2).direction) {
// dirs[1] need to be swapped with dirs[2]
Collections.swap(this.neighbours, 1, 2);
} else if (middle == this.neighbours.get(0).direction) {
// dirs[1] need to be swapped with dirs[0]
Collections.swap(this.neighbours, 1, 0);
}
// this will ALWAYS be a curve leading to [1]
// pick [0] or [2]?
MinecartTrackLogic from = this.neighbours.get(1);
MinecartTrackLogic to;
if (this.isPowered) {
to = this.neighbours.get(0);
} else {
to = this.neighbours.get(2);
}
this.connect(from, to);
from.connect();
to.connect();
}
}
/**
* Generates all neighbours around this rail
*
* @param deep whether to perform a deep search
*/
public void genNeighbours(boolean deep) {
if (deep) {
for (BlockFace direction : BlockFaces.NESW) {
MinecartTrackLogic logic = this.getLogic(direction);
if (logic != null) {
logic.parent = this;
logic.direction = direction;
// find out what connections this rail has
logic.genNeighbours(false);
if (logic.neighbours.size() >= 2) {
continue; // already connected to two misc track pieces
}
MinecartTrackLogic self = logic.getLogic(logic.direction.getOpposite());
self.parent = logic;
self.direction = logic.direction.getOpposite();
logic.neighbours.add(self);
this.neighbours.add(logic);
}
}
} else {
for (BlockFace direction : this.getState().getDirections()) {
if (direction == this.direction.getOpposite()) {
continue;
}
MinecartTrackLogic logic = this.getLogic(direction);
if (logic != null) {
logic.parent = this;
logic.direction = direction;
if (logic.getState().isConnected(direction.getOpposite())) {
this.neighbours.add(logic);
}
}
}
}
}
public void doTrackLogic(World world, int x, int y, int z) {
MinecartTrackLogic logic = MinecartTrackLogic.create(world, x, y, z);
if (logic != null) {
logic.refresh();
}
}