public static List <(int, int)> FindPattern(ref int[,] grid, ref bool[,] gridLock, int[,] pattern)
{
List <(int, int)> result = new List <(int, int)>();
List <(int, int)> countedPositions = new List <(int, int)>();
(int width, int depth) = Grids.Dim(grid);
int patternWidth = pattern.GetLength(0);
int patternDepth = pattern.GetLength(1);
// 1.
foreach ((int countW, int countD) in Itr.IterationRange(1, width - patternWidth, 1, depth - patternDepth))
{
if (countedPositions.Contains((countW, countD)) || gridLock[countW, countD])
{
continue;
}
// overlay at position
bool match = Overlay(grid, gridLock, pattern, countW, countD, countedPositions);
if (match)
{
MarkAsCounted(pattern, ref grid, ref gridLock, countW, countD, ref countedPositions);
result.Add((countW, countD));
}
}
return(result);
}
private int[,] RotatePattern(int[,] pattern, int angle)
{
(int width, int depth) = Grids.Dim(pattern);
int[,] rotatedPattern = Grids.Blank(pattern);
foreach ((int countW, int countD) in Itr.Iteration(width, depth))
{
rotatedPattern[countD, width - countW - 1] = pattern[countW, countD];
}
return(rotatedPattern);
}
internal static int[,] Flatten(int[,] grid, int flat)
{
(int width, int depth) = Grids.Dim(grid);
int[,] result = new int[width, depth];
foreach ((int countW, int countD) in Itr.Iteration(width, depth))
{
if (grid[countW, countD] != flat)
{
result[countW, countD] = 1;
}
else
{
result[countW, countD] = 0;
}
}
return(result);
}
public static (int[, ], bool[, ]) CreateBordersGrid(int[,] grid, bool[,] gridLock, int index)
{
(int width, int depth) = Grids.Dim(grid);
int podW = 0;
int posD = 0;
for (int countW = 0; countW < grid.GetLength(0); countW += 1)
{
podW = countW;
posD = 0;
grid[podW, posD] = index;
gridLock[podW, posD] = true;
}
for (int countW = 0; countW < grid.GetLength(0); countW += 1)
{
podW = countW;
posD = grid.GetLength(1) - 1;
grid[podW, posD] = index;
gridLock[podW, posD] = true;
}
for (int countD = 0; countD < grid.GetLength(1); countD += 1)
{
podW = 0;
posD = countD;
grid[podW, posD] = index;
gridLock[podW, posD] = true;
}
for (int countD = 0; countD < grid.GetLength(1); countD += 1)
{
podW = grid.GetLength(0) - 1;
posD = countD;
grid[podW, posD] = index;
gridLock[podW, posD] = true;
}
Debug.Log("Borders ON");
return(grid, gridLock);
}
internal static int[,] AddNbrs(int[,] grid, int minCount)
{
(int width, int depth) = Grids.Dim(grid);
int[,] result = Copy(grid);
int[] pos = new int[4] {
0, 1, 0, -1
};
foreach ((int countW, int countD) in Itr.IterationRange(1, width - 1, 1, depth - 1))
{
if (result[countW, countD] == 1)
{
continue;
}
int nbrs = 0;
bool mark = false;
for (int count = 0; count < 4; count += 1)
{
int nbrW = countW + pos[(count + 3) % 4];
int nbrD = countD + pos[count];
if (grid[nbrW, nbrD] != 0)
{
nbrs++;
if (nbrs >= minCount)
{
mark = true;
break;
}
}
}
if (mark)
{
result[countW, countD] = 1;
}
}
return(result);
}
internal static int[,] ApplyMask(int[,] gridBase, int[,] gridMask, bool[,] gridLock)
{
// sanity check
if (gridBase.GetLength(0) != gridMask.GetLength(0) ||
gridBase.GetLength(1) != gridMask.GetLength(1))
{
throw new ArgumentException("Grid dimentions don't match");
}
(int width, int depth) = Grids.Dim(gridBase);
foreach ((int countW, int countD) in Itr.Iteration(width, depth))
{
if (gridLock[countW, countD])
{
gridBase[countW, countD] = gridMask[countW, countD];
}
}
return(gridBase);
}
internal static int[,] ApplyMaskIndex(int[,] gridBase, bool[,] gridLock, int[,] gridMask, int indexMask, int indexBase)
{
// Applies mask to grid - translate indexMask from mask to indexBase in grid
// sanity check
if (gridBase.GetLength(0) != gridMask.GetLength(0) ||
gridBase.GetLength(1) != gridMask.GetLength(1))
{
throw new ArgumentException("Grid dimentions don't match");
}
(int width, int depth) = Grids.Dim(gridBase);
foreach ((int countW, int countD) in Itr.Iteration(width, depth))
{
if (gridMask[countW, countD] == indexMask)
{
gridBase[countW, countD] = indexBase;
gridLock[countW, countD] = true;
}
}
return(gridBase);
}
private void MaterializeFloor(int[,] grid)
{
// clear all previously created objects
foreach (Transform obj in mapHolder)
{
Destroy(obj.gameObject);
}
(int width, int depth) = Grids.Dim(finalGrid);
gridFloor = new Transform[width, depth];
gridElements = new Transform[width, depth];
// Get Biome Index
// place floor everywhere
foreach ((int countW, int countD) in Itr.Iteration(width, depth))
{
int biomeIndex = gridBiomes[countW, countD];
Transform floor = library.GetElement(biomeIndex, 0);
gridElements[countW, countD] = Instantiate(floor, new Vector3(countW, 0, countD), Quaternion.identity, floorHolder);
// gridFloor[countW, countD] = Instantiate(floor, new Vector3(countW, 0, countD), Quaternion.identity, floorHolder);
}
// Iterate finalGrid
// if 0 - skip
// if not -- place an object
// HERE
foreach ((int countW, int countD) in Itr.Iteration(width, depth))
{
Transform obj;
if (grid[countW, countD] == 0)
{
continue;
}
// if (grid[countW, countD] != 0)
// {
// Debug.Log($"obj at: {countW}/{countD} -- {grid[countW, countD]}");
// }
// DBG Trying with the collection
// obj = mapElements[grid[countW, countD]];
int biomeIndex = gridBiomes[countW, countD];
int elementIndex = grid[countW, countD];
obj = library.GetElement(biomeIndex, elementIndex);
// obj = library.elementPool[elementIndex].prefab; // FIXME
int positionX = countW;
int positionY = countD;
Quaternion rotation = Quaternion.identity;
Vector3 position = new Vector3(positionX, 0, positionY);
// position = new Vector3(positionX + 0.5f, 0, positionY + 0.5f);
// obj.GetChild(0).transform.rotation = Quaternion.Euler(0, Random.Range(0.0f, 360.0f), 0);
gridElements[positionX, positionY] = Instantiate(obj, position, rotation);
gridElements[positionX, positionY].parent = mapHolder;
}
Debug.Log("Materialize");
}