@Override
public List<CollidableComponent> getCollidableComponents() {
for (IConduit con : conduits) {
collidablesDirty = collidablesDirty || con.haveCollidablesChangedSinceLastCall();
}
if (collidablesDirty) {
connectorsDirty = true;
}
if (!collidablesDirty && !cachedCollidables.isEmpty()) {
return cachedCollidables;
}
cachedCollidables.clear();
for (IConduit conduit : conduits) {
cachedCollidables.addAll(conduit.getCollidableComponents());
}
addConnectors(cachedCollidables);
collidablesDirty = false;
return cachedCollidables;
}
private void addConnectors(List<CollidableComponent> result) {
if (conduits.isEmpty()) {
return;
}
for (IConduit con : conduits) {
boolean b = con.haveCollidablesChangedSinceLastCall();
collidablesDirty = collidablesDirty || b;
connectorsDirty = connectorsDirty || b;
}
if (!connectorsDirty && !cachedConnectors.isEmpty()) {
result.addAll(cachedConnectors);
return;
}
cachedConnectors.clear();
// TODO: What an unholly mess!
List<CollidableComponent> coreBounds = new ArrayList<CollidableComponent>();
for (IConduit con : conduits) {
addConduitCores(coreBounds, con);
}
cachedConnectors.addAll(coreBounds);
result.addAll(coreBounds);
// 1st algorithm
List<CollidableComponent> conduitsBounds = new ArrayList<CollidableComponent>();
for (IConduit con : conduits) {
conduitsBounds.addAll(con.getCollidableComponents());
addConduitCores(conduitsBounds, con);
}
Set<Class<IConduit>> collidingTypes = new HashSet<Class<IConduit>>();
for (CollidableComponent conCC : conduitsBounds) {
for (CollidableComponent innerCC : conduitsBounds) {
if (!InsulatedRedstoneConduit.COLOR_CONTROLLER_ID.equals(innerCC.data)
&& !InsulatedRedstoneConduit.COLOR_CONTROLLER_ID.equals(conCC.data)
&& conCC != innerCC
&& conCC.bound.intersects(innerCC.bound)) {
collidingTypes.add((Class<IConduit>) conCC.conduitType);
}
}
}
// TODO: Remove the core geometries covered up by this as no point in rendering these
if (!collidingTypes.isEmpty()) {
List<CollidableComponent> colCores = new ArrayList<CollidableComponent>();
for (Class<IConduit> c : collidingTypes) {
IConduit con = getConduit(c);
if (con != null) {
addConduitCores(colCores, con);
}
}
BoundingBox bb = null;
for (CollidableComponent cBB : colCores) {
if (bb == null) {
bb = cBB.bound;
} else {
bb = bb.expandBy(cBB.bound);
}
}
if (bb != null) {
bb = bb.scale(1.05, 1.05, 1.05);
CollidableComponent cc =
new CollidableComponent(
null, bb, ForgeDirection.UNKNOWN, ConduitConnectorType.INTERNAL);
result.add(cc);
cachedConnectors.add(cc);
}
}
// 2nd algorithm
for (IConduit con : conduits) {
if (con.hasConnections()) {
List<CollidableComponent> cores = new ArrayList<CollidableComponent>();
addConduitCores(cores, con);
if (cores.size() > 1) {
BoundingBox bb = cores.get(0).bound;
float area = bb.getArea();
for (CollidableComponent cc : cores) {
bb = bb.expandBy(cc.bound);
}
if (bb.getArea() > area * 1.5f) {
bb = bb.scale(1.05, 1.05, 1.05);
CollidableComponent cc =
new CollidableComponent(
null, bb, ForgeDirection.UNKNOWN, ConduitConnectorType.INTERNAL);
result.add(cc);
cachedConnectors.add(cc);
}
}
}
}
// Merge all internal conduit connectors into one box
BoundingBox conBB = null;
for (int i = 0; i < result.size(); i++) {
CollidableComponent cc = result.get(i);
if (cc.conduitType == null && cc.data == ConduitConnectorType.INTERNAL) {
conBB = conBB == null ? cc.bound : conBB.expandBy(cc.bound);
result.remove(i);
i--;
cachedConnectors.remove(cc);
}
}
if (conBB != null) {
CollidableComponent cc =
new CollidableComponent(
null, conBB, ForgeDirection.UNKNOWN, ConduitConnectorType.INTERNAL);
result.add(cc);
cachedConnectors.add(cc);
}
// External Connectors
EnumSet<ForgeDirection> externalDirs = EnumSet.noneOf(ForgeDirection.class);
for (IConduit con : conduits) {
Set<ForgeDirection> extCons = con.getExternalConnections();
if (extCons != null) {
for (ForgeDirection dir : extCons) {
if (con.getConnectionMode(dir) != ConnectionMode.DISABLED) {
externalDirs.add(dir);
}
}
}
}
for (ForgeDirection dir : externalDirs) {
BoundingBox bb = ConduitGeometryUtil.instance.getExternalConnectorBoundingBox(dir);
CollidableComponent cc =
new CollidableComponent(null, bb, dir, ConduitConnectorType.EXTERNAL);
result.add(cc);
cachedConnectors.add(cc);
}
connectorsDirty = false;
}