/* -*- tab-width: 4 -*-
*
* Electric(tm) VLSI Design System
*
* File: LocalRouteJob.java
* Written by: Christian Harnisch, Ingo Besenfelder, Michael Neumann (Team 3)
*
* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
*
* Electric(tm) is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* Electric(tm) 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Electric(tm); see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, Mass 02111-1307, USA.
*/
package com.sun.electric.tool.routing.experimentalAStar2.concurrency;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.Callable;
import com.sun.electric.tool.routing.experimentalAStar2.algorithm.AStarGoalBase;
import com.sun.electric.tool.routing.experimentalAStar2.algorithm.AStarNode;
import com.sun.electric.tool.routing.experimentalAStar2.algorithm.AStarRegionNode;
import com.sun.electric.tool.routing.experimentalAStar2.datastructures.Point3D;
import com.sun.electric.tool.routing.experimentalAStar2.goal.SimpleGoal;
import com.sun.electric.tool.routing.experimentalAStar2.machine.AStarMachine;
import com.sun.electric.tool.routing.experimentalAStar2.machine.AStarMachineFast;
import com.sun.electric.tool.routing.experimentalAStar2.memorymanager.AStarNodeObjectPool;
public class LocalRouteJob implements Callable<LocalRouteJob>
{
public Point3D from;
public Point3D to;
public List<Point3D> path; // the result
public RouteJob routeJob;
// public Region region;
public AStarRegionNode regionalNode;
public int numberInGlobalPath = -1;
public LocalRouteJob()
{
}
public LocalRouteJob(Point3D from, Point3D to)
{
this.from = from;
this.to = to;
this.path = null;
}
public List<Point3D> getPath()
{
return this.path;
}
public LocalRouteJob call()
{
// System.out.println("LocalRouteJob started at (" +
// this.regionalNode.getX() + "/" + this.regionalNode.getY() + "/"
// + this.regionalNode.getZ() + ")");
this.path = null;
AStarMachine<AStarNode> machine = new AStarMachineFast(new AStarNodeObjectPool());
AStarGoalBase<AStarNode> goal = new SimpleGoal();
goal.setMaximumRevolutions(RoutingMain.MAX_REVOLUTIONS);
machine.setUpSearchSpace(this.regionalNode.routingMap, goal);
List<AStarNode> path = machine.findPath(from.getX(), from.getY(), from.getZ(), to.getX(), to.getY(), to.getZ());
if (path == null)
{
// System.out.println("Local routing couldn't find path");
}
else
{
/*
* Returns a Point3D path. XXX: Optimize the path here!
*/
this.path = new ArrayList<Point3D>();
/*
* Return optimized path
*/
// AStarNode last = null;
for (AStarNode node : path)
{
// if (last == null || last.getZ() != node.getZ() || (last.getX() !=
// node.getX() && last.getY() != node.getY()))
// {
this.regionalNode.removePathForNode(node.getX(), node.getY());
this.path.add(new Point3D(node.getX(), node.getY(), node.getZ()));
// }
// last = node;
}
this.regionalNode.setEntryPoint(null);
this.regionalNode.setExitPoint(null);
// this.path.add(new Point3D(last.getX(), last.getY(), last.getZ()));
}
return this;
}
}