return instance;
}
public RoadMap makeRoadMap(int crossCount, int autoCount, int tryCount) throws Exception {
System.out.println("Try to get road map: "+(crossCount-tryCount+1));
RoadMap retVal = new RoadMap();
float gorLength = Numbers.mapWidth / (float)crossCount /*- 2*/ ;
float vertLength = Numbers.mapHeight / (float) crossCount /*- 2*/ ;
ICrossRoad[][] a_crossRoads= new ICrossRoad[crossCount][crossCount];
ArrayList<ICrossRoad> l_crossRoads = new ArrayList<ICrossRoad>(crossCount*crossCount);
ArrayList<IRoad> roads = new ArrayList<IRoad>();
Road r = null;
//создаем перекрестки и дороги ввиде сетки, уже смещенной
for (int i = 0 ; i<crossCount; ++i){
if (i==0){
for (int j = 0 ; j < crossCount; ++j){
CrossRoad currCross = new CrossRoad(retVal);
l_crossRoads.add(currCross);
currCross.setCoord(new Point(gorLength*i + gorLength*rand(), vertLength*j + vertLength * rand()));
a_crossRoads[i][j] = currCross;
if (j==0){
continue;
}
r = new Road(retVal);
roads.add(r);
r.setFCross(a_crossRoads[i][j-1]);
r.setLCross(currCross);
((CrossRoad)a_crossRoads[i][j-1]).setRoadForDirection(r, right);
currCross.setRoadForDirection(r, left);
}
continue;
}
for (int j = 0 ; j < crossCount; ++j){
CrossRoad currCross = new CrossRoad(retVal);
l_crossRoads.add(currCross);
currCross.setCoord(new Point(gorLength*i + gorLength*rand(), vertLength*j + vertLength * rand()));
a_crossRoads[i][j] = currCross;
r = new Road(retVal);
roads.add(r);
r.setFCross(a_crossRoads[i-1][j]);
r.setLCross(currCross);
((CrossRoad)a_crossRoads[i-1][j]).setRoadForDirection(r, down);
currCross.setRoadForDirection(r, up);
if (j==0){
continue;
}
r = new Road(retVal);
roads.add(r);
r.setFCross(a_crossRoads[i][j-1]);
r.setLCross(currCross);
((CrossRoad)a_crossRoads[i][j-1]).setRoadForDirection(r, right);
currCross.setRoadForDirection(r, left);
}
}
//убиваем координаты выходящие за границы(выставляем в границы)
this.removeNegatives(l_crossRoads);
//выбираем дороги для уничтожения
ArrayList<IRoad> toDelete = new ArrayList<IRoad>();
for (IRoad __r : roads){
if (Math.random()<Numbers.percent){
toDelete.add(__r);
}
}
//удаляем дороги
for (IRoad __r : toDelete){
if (!roads.remove(__r))
throw new Exception("дорога не удалилась!");
Road _r = (Road) __r;
((CrossRoad)_r.getFCross()).deleteRoad(_r);
((CrossRoad)_r.getLCross()).deleteRoad(_r);
}
//удаляем перекрестки в которые входят 0 или 2 дороги (и соединяем дорогий то что разъединилось)
for (int i = 0 ; i<crossCount ; ++i){
for (int j = 0 ; j<crossCount; ++j){
CrossRoad cr = (CrossRoad) a_crossRoads[i][j];
if (cr.getType() == 0){
if (!l_crossRoads.remove(a_crossRoads[i][j]))
throw new Exception("перекресток не удалился!");
a_crossRoads[i][j] = null;
}
if (cr.getType() == 2){
if (!l_crossRoads.remove(a_crossRoads[i][j]))
throw new Exception("перекресток не удалился!");
a_crossRoads[i][j] = null;
IRoad[] rd = cr.get2Roads();
CrossRoad c0 = (CrossRoad)((Road)rd[0]).getOtherEnd(cr);
CrossRoad c1 = (CrossRoad)((Road)rd[1]).getOtherEnd(cr);
if (!(roads.remove(rd[0]) && roads.remove(rd[1])))
throw new Exception("road remove error");
IRoad newRoad = this.createConnector(c0,c1);
roads.add(newRoad);
((CrossRoad) c0).setRoadForDirection(newRoad, c0.deleteRoad(rd[0]));
((CrossRoad) c1).setRoadForDirection(newRoad, c1.deleteRoad(rd[1]));
}
}
}
//проверяем на связность
if (!this.isCorrect(l_crossRoads, roads, tryCount)){
return this.makeRoadMap(crossCount,autoCount,--tryCount);
}
//проверяем перекрестки и инициализируем очереди
for (ICrossRoad iCrossRoad: l_crossRoads){
CrossRoad crossRoad = (CrossRoad) iCrossRoad;
if (crossRoad.getType()==2){
return this.makeRoadMap(crossCount, autoCount, --tryCount);
}
crossRoad.initQueues();
}
///выставляем длины дорог
float maxLength = 0;
float minLength = Math.max(Numbers.mapHeight, Numbers.mapWidth);
for (IRoad __r : roads){
Road _r = (Road)__r;
float l = 0;
float x1 = _r.getFCross().getCoord().getX();
float x2 = _r.getLCross().getCoord().getX();
float y1 = _r.getFCross().getCoord().getY();
float y2 = _r.getLCross().getCoord().getY();
l = (float) Math.sqrt((x2-x1)*(x2-x1)+(y2-y1)*(y2-y1));
_r.setLength(l);
if (l>maxLength){
maxLength = l;
}
if (l<minLength){
minLength = l ;
}
}
retVal.setMaxSpeed(maxLength / Numbers.HOUR_IN_SECONDS ) ;
retVal.setMinDist(minLength / Numbers.AUTO_SHORROAD_COUNT);
retVal.setCrossBuffer(retVal.getMinDist() * Numbers.CROSS_BUFFER_PERCENT);
//и макс скорость и мин дистанцию
retVal.setL_crossRoads(l_crossRoads);
retVal.setA_crossRoads(a_crossRoads);
retVal.setRoads((ArrayList<IRoad>)roads);
return retVal;
} //makeRoadMap