// Builds first road from start to end.
private int buildMainRoad(ref Roads.Road road,MapHexa currentHexa, Roads.Road.RoadBlock currentBlock,int id,MapHexa.HexDir incDir) {
//if (id == 83)
// return 1;
//MapHexa.Coordinate currentCoords = currentRoadBlock.getCoords ();
//bool foundNext = false;
//Debug.Log ("<color=red> Now at "+currentHexa.getCoords().rowId+" "+currentHexa.getCoords().hexaId+" </color> ");
Roads.Road.RoadBlock newBlock;
List <MapHexa.HexDir> possibleDirections = initDirectionsExcNbours (incDir);
// Randomize next direction
for (int i = possibleDirections.Count-1; i >= 0; i--) {
// Randomize direction
MapHexa.HexDir dir = possibleDirections [Random.Range (0, i+1)];
possibleDirections.Remove (dir);
//Debug.Log ("Checking direction "+dir);
// Take hexa from that direction
if (currentHexa.getNeighbour (dir) == null) continue;
MapHexa hexa = currentHexa.getNeighbour (dir).GetComponent<MapHexa>();
// Check if we have reached end
if (isEndNear(hexa)) {
//Debug.Log ("End found");
newBlock = new Roads.Road.RoadBlock (hexa.getCoords (),id);
currentBlock.nextRoadBlock.roadId = road.roadId;
currentBlock.nextRoadBlock.roadBlockId = newBlock.blockId;
road.addRoadBlock (newBlock);
newBlock.finalRoad = true;
newBlock.nextRoadBlock.roadId = Constants.RoadEndId;
newBlock.nextRoadBlock.roadBlockId = Constants.RoadEndId;
hexa.finalR = true;
return 1;
}
//Debug.Log ("<color=red>Going to </color> "+dir);
// Check if we can go there
if (isHexaAtTheEdge (hexa.getCoords ())) {
// Continue to next direction if we can't
continue;
}
if (isHexaNearThisRoad(hexa.getCoords(),road.roadId,getCounterDir(dir)) ){
// Continue to next direction if we can't
continue;
}
// Add new roadBlock with given id
newBlock = new Roads.Road.RoadBlock (hexa.getCoords (),id);
road.addRoadBlock (newBlock);
// Call next roadblock
int ret = buildMainRoad(ref road, hexa,newBlock,id+1,getCounterDir(dir));
// Check if we have been successful reaching the end, set hexa to road
if (ret == 1) {
currentBlock.nextRoadBlock.roadId = road.roadId;
currentBlock.nextRoadBlock.roadBlockId = newBlock.blockId;
newBlock.finalRoad = true;
hexa.finalR = true;
// Finally, remove all the extra blocks
if (id == 1) {
for (int a = road.roadBlocks.Count-1; a >=0; a--) {
if (!road.roadBlocks [a].finalRoad) {
road.deleteRoadBlock (road.roadBlocks[a].coord);
}
}
}
return 1;
}
// Leave the block only if ret is 1
// Else we have to continue if we can reach the end from here
}
// If we fail at this point, clean made block and return to previous block
//Debug.Break();
return 0;
}
private int buildSecRoads(ref Roads.Road road,MapHexa currentHexa, Roads.Road.RoadBlock currentBlock,int id,MapHexa.HexDir incDir) {
Roads.Road.RoadBlock newBlock;
List <MapHexa.HexDir> possibleDirections = initDirectionsExcNbours (incDir);
// Randomize next direction
for (int i = possibleDirections.Count-1; i >= 0; i--) {
// Randomize direction
MapHexa.HexDir dir = possibleDirections [Random.Range (0, i+1)];
possibleDirections.Remove (dir);
//Debug.Log ("Checking direction "+dir);
// Take hexa from that direction
if (currentHexa.getNeighbour (dir) == null) continue;
MapHexa hexa = currentHexa.getNeighbour (dir).GetComponent<MapHexa>();
// Check if we have reached end OR we are colliding other road here
//Debug.Log("pörrr");
if (isHexaAtTheEdge (hexa.getCoords ())) {
// Continue to next direction if we can't
continue;
}
MapHexa nearbyHexa = isOtherRoadNearby (hexa, road.roadId);
if (nearbyHexa != null) {
newBlock = new Roads.Road.RoadBlock (hexa.getCoords (),id);
currentBlock.nextRoadBlock.roadId = road.roadId;
currentBlock.nextRoadBlock.roadBlockId = newBlock.blockId;
road.addRoadBlock (newBlock);
newBlock.finalRoad = true;
newBlock.nextRoadBlock.roadId = nearbyHexa.roadBlock.roadId;
newBlock.nextRoadBlock.roadBlockId = nearbyHexa.roadBlock.blockId;
hexa.finalR = true;
return 1;
}
if (isEndNear(hexa)) {
newBlock = new Roads.Road.RoadBlock (hexa.getCoords (),id);
currentBlock.nextRoadBlock.roadId = road.roadId;
currentBlock.nextRoadBlock.roadBlockId = newBlock.blockId;
road.addRoadBlock (newBlock);
newBlock.finalRoad = true;
newBlock.nextRoadBlock.roadId = Constants.RoadEndId;
newBlock.nextRoadBlock.roadBlockId = Constants.RoadEndId;
hexa.finalR = true;
return 1;
}
// Check if we can go there
if (isHexaNearThisRoad(hexa.getCoords(),road.roadId,getCounterDir(dir)) ){
// Continue to next direction if we can't
continue;
}
// Add new roadBlock with given id
newBlock = new Roads.Road.RoadBlock (hexa.getCoords (),id);
road.addRoadBlock (newBlock);
// Call next roadblock
int ret = buildSecRoads(ref road, hexa,newBlock,id+1,getCounterDir(dir));
// Check if we have been successful reaching the end, set hexa to road
if (ret == 1) {
currentBlock.nextRoadBlock.roadId = road.roadId;
currentBlock.nextRoadBlock.roadBlockId = newBlock.blockId;
newBlock.finalRoad = true;
hexa.finalR = true;
// Finally, remove all the extra blocks
if (id == 1) {
for (int a = road.roadBlocks.Count-1; a >=0; a--) {
if (!road.roadBlocks [a].finalRoad) {
road.deleteRoadBlock (road.roadBlocks[a].coord);
}
}
//Debug.Log ("Roadhexas block: "+ road.getRoadBlock(2).blockId +" and "+ mapData.getHexa(road.getRoadBlock(2).coord).GetComponent<MapHexa>().roadBlock.blockId);
}
return 1;
}
// Leave the block only if ret is 1
// Else we have to continue if we can reach the end from here
}
// If we fail at this point, clean made block and return to previous block
//Debug.Break();
return 0;
}