コード例 #1
0
  public static void main(String[] args) {
    System.out.print("Making a new map...");
    MapGraph theMap = new MapGraph();
    System.out.print("DONE. \nLoading the map...");
    GraphLoader.loadRoadMap("data/testdata/simpletest.map", theMap);
    System.out.println("DONE.");

    GeographicPoint start = new GeographicPoint(1, 1);
    GeographicPoint goal = new GeographicPoint(8, -1);

    System.out.println("Dikstra's: ");
    theMap.dijkstra(start, goal);

    System.out.println("A star: ");
    theMap.aStarSearch(start, goal);

    //		// Method for testing.
    //		MapGraph theMap = new MapGraph();
    //		System.out.print("DONE. \nLoading the map...");
    //		GraphLoader.loadRoadMap("data/maps/utc.map", theMap);
    //		System.out.println("DONE.");
    //
    //		GeographicPoint start = new GeographicPoint(32.8648772, -117.2254046);
    //		GeographicPoint end = new GeographicPoint(32.8660691, -117.217393);
    //
    //
    //		List<GeographicPoint> route = theMap.dijkstra(start,end);
    //		List<GeographicPoint> route2 = theMap.aStarSearch(start,end);

  }
コード例 #2
0
ファイル: MapGraph.java プロジェクト: fangrong2010/UCSDGraph
  public static void main(String[] args) {
    /* Use this code in Week 2
    System.out.print("Making a new map...");
    MapGraph theMap = new MapGraph();
    System.out.print("DONE. \nLoading the map...");
    GraphLoader.loadRoadMap("data/testdata/simpletest.map", theMap);
    System.out.println("DONE.");
    */

    // You can use this method for testing.
    System.out.print("Making a new map...");
    MapGraph theMap = new MapGraph();
    System.out.print("DONE. \nLoading the map...");

    GraphLoader.loadRoadMap("data/graders/mod3/map2.txt", theMap);
    System.out.println("DONE.");

    System.out.println("Num nodes: " + theMap.getNumVertices());
    System.out.println("Num edges: " + theMap.getNumEdges());

    List<GeographicPoint> route =
        theMap.dijkstra(new GeographicPoint(1.0, 1.0), new GeographicPoint(8.0, -1.0));

    System.out.println(route);

    List<GeographicPoint> route2 =
        theMap.aStarSearch(new GeographicPoint(1.0, 1.0), new GeographicPoint(8.0, -1.0));
    System.out.println(route2);

    //		System.out.println(Double.POSITIVE_INFINITY + Double.POSITIVE_INFINITY);

    /* Use this code in Week 3 End of Week Quiz

    MapGraph theMap = new MapGraph();
    System.out.print("DONE. \nLoading the map...");
    GraphLoader.loadRoadMap("data/maps/utc.map", theMap);
    System.out.println("DONE.");

    GeographicPoint start = new GeographicPoint(32.8648772, -117.2254046);
    GeographicPoint end = new GeographicPoint(32.8660691, -117.217393);


    List<GeographicPoint> route = theMap.dijkstra(start,end);
    List<GeographicPoint> route2 = theMap.aStarSearch(start,end);

    */

  }
コード例 #3
0
ファイル: MapGraph.java プロジェクト: venkattrj/Java-Coursera
  // main method for testing
  public static void main(String[] args) {
    /*
    System.out.print("Making a new map...");
    MapGraph theMap = new MapGraph();
    System.out.print("DONE. \nLoading the map...");
    GraphLoader.loadRoadMap("data/simpletest.map", theMap);
    System.out.println("DONE.");
    System.out.println("Num nodes: " + theMap.getNumVertices());
    System.out.println("Num edges: " + theMap.getNumEdges());

    List<GeographicPoint> route = theMap.bfs(new GeographicPoint(1.0,1.0),
    										 new GeographicPoint(8.0,-1.0));

    System.out.println(route);
    */

    MapGraph theMap = new MapGraph();
    System.out.print("DONE. \nLoading the map...");
    GraphLoader.loadRoadMap("data/maps/utc.map", theMap);
    System.out.println("DONE.");

    GeographicPoint start = new GeographicPoint(32.8648772, -117.2254046);
    GeographicPoint end = new GeographicPoint(32.8660691, -117.217393);

    // List<GeographicPoint> route = theMap.dijkstra(start,end);
    List<GeographicPoint> route = theMap.dijkstra(start, end);
    List<GeographicPoint> route2 = theMap.aStarSearch(start, end);
    System.out.println(route);
    System.out.println(route2);

    /* Use this code in Week 3 End of Week Quiz
    MapGraph theMap = new MapGraph();
    System.out.print("DONE. \nLoading the map...");
    GraphLoader.loadRoadMap("data/maps/utc.map", theMap);
    System.out.println("DONE.");
    GeographicPoint start = new GeographicPoint(32.868629, -117.215393);
    GeographicPoint end = new GeographicPoint(32.868629, -117.215393);

    List<GeographicPoint> route = theMap.dijkstra(start,end);
    List<GeographicPoint> route2 = theMap.aStarSearch(start,end);
    */

  }
コード例 #4
0
 /**
  * Compare the user's result with the right answer.
  *
  * @param i The graph number
  * @param result The user's graph
  * @param corr The correct answer
  * @param start The point to start from
  * @param end The point to end at
  */
 public void judge(
     int i, MapGraph result, CorrectAnswer corr, GeographicPoint start, GeographicPoint end) {
   // Correct if paths are same length and have the same elements
   feedback +=
       appendFeedback(
           i,
           "Running Dijkstra's algorithm from ("
               + start.getX()
               + ", "
               + start.getY()
               + ") to ("
               + end.getX()
               + ", "
               + end.getY()
               + ")");
   List<GeographicPoint> path = result.dijkstra(start, end);
   if (path == null) {
     if (corr.path == null) {
       feedback += "PASSED.";
       correct++;
     } else {
       feedback +=
           "FAILED. Your implementation returned null; expected \n" + printPath(corr.path) + ".";
     }
   } else if (path.size() != corr.path.size() || !corr.path.containsAll(path)) {
     feedback += "FAILED. Expected: \n" + printPath(corr.path) + "Got: \n" + printPath(path);
     if (path.size() != corr.path.size()) {
       feedback += "Your result has size " + path.size() + "; expected " + corr.path.size() + ".";
     } else {
       feedback += "Correct size, but incorrect path.";
     }
   } else {
     feedback += "PASSED.";
     correct++;
   }
 }