public bool TryToPlaceFeatureRandomly(GP[,] feature, ref GP[,] map)
{
var randomH = UnityEngine.Random.Range(0, map.GetLength(0)-feature.GetLength(0));
var randomV = UnityEngine.Random.Range(0, map.GetLength(1)-feature.GetLength(1));
if(CanPlaceFeature(feature, ref map, randomH, randomV))
{
PlaceFeature(feature, ref map, randomH, randomV);
return true;
}
return false;
}
public void PlaceFeature(GP[,] feature, ref GP[,] map, int hPos, int vPos)
{
for (var h = hPos; h < hPos + feature.GetLength(0); ++h)
{
for (var v = vPos; v < vPos + feature.GetLength(1); ++v)
{
map[h,v] = feature[h-hPos, v-vPos];
}
}
}
public void CreateGameBoard(GP[,] pieceArray)
{
var board = GameManager.Instance.Board;
var width = pieceArray.GetLength(0);
var height = pieceArray.GetLength(1);
board.CreateBoard(width, height);
for (var h = 0; h < width; ++h)
{
for (var v = 0; v < height; ++v)
{
// create the piece
var piece = GameObject.Instantiate(PrefabFromGP(pieceArray[h,v]));
// always add a floor piece even if piece isn't a floor piece.
var isFloor = piece.IsFloorPiece;
if (!isFloor)
{
var floorFirst = GameObject.Instantiate(FloorPiecePrefab);
board.SetPiece(h, v, floorFirst);
}
// tell the game NonFloorPieces
board.SetPiece(h, v, piece);
}
}
}
public GP[,] GenerateMap()
{
GP[,] generatedMap = new GP[7*20, 7*20];
// mark every area as unset
for(var i = 0; i < generatedMap.GetLength(0); ++i)
for(var j = 0; j < generatedMap.GetLength(1); ++j)
generatedMap[i,j] = GP.I;
// place the white house randomly (special one time only chunk)
var presidentPlaced = false;
while(!presidentPlaced)
{
presidentPlaced = TryToPlaceFeatureRandomly(whiteHouse, ref generatedMap);
}
// Try to add some other features! The map is 140x140, keep in mind feature size and the fact that some will fail
var features = new GP[][,] { survivorSmallHouse /* 7 */, bigHouse /* 14 */, emptyStreetWithDebrisOrTrees /* 7 */ };
var maxToPlace = new int[]{ 30, 20, 40 };
for (var i = 0; i < features.Length; ++i)
{
var addedCount = 0;
for (var tries = 0; tries < maxToPlace[i]; ++tries)
{
addedCount += TryToPlaceFeatureRandomly(features[i], ref generatedMap) ? 1 : 0;
}
Debug.Log(string.Format("Feature {2}: added {0}/{1}", addedCount, maxToPlace[i], i));
}
// Place some random starting zombies.
var startingZombies = 2;
var zombiesAdded = 0;
while (zombiesAdded < startingZombies)
{
zombiesAdded += TryToPlaceFeatureRandomly(zombie, ref generatedMap) ? 1 : 0;
}
// Replace all remaining empty spaces with floors
for (var i = 0; i < generatedMap.GetLength(0); ++i)
for (var j = 0; j < generatedMap.GetLength(1); ++j)
if (generatedMap[i, j] == GP.I)
generatedMap[i, j] = GP.F;
return generatedMap;
}
public bool CanPlaceFeature(GP[,] feature, ref GP[,] map, int hPos, int vPos)
{
for (var h = hPos; h < hPos + feature.GetLength(0); ++h)
{
for (var v = vPos; v < vPos + feature.GetLength(1); ++v)
{
if(map[h,v] != GP.I)
return false;
}
}
return true;
}