public void AddGrid(int width = 10, int height = 10)
{
SAP_GridSource newGrid = new SAP_GridSource(width, height);
grids.Add(newGrid);
newGrid.GridName += " " + grids.IndexOf(newGrid);
}
public void CalculateObstacle(Bounds bounds)
{
if (Config == null || pathfinder == null)
{
return;
}
grid = pathfinder.GetGrid(Config.GridIndex);
float tileRadius = grid.TileDiameter / 2;
Vector3 minPos = new Vector3
(
bounds.min.x - tileRadius,
bounds.min.y - tileRadius,
bounds.min.z
);
Vector3 maxPos = new Vector3
(
bounds.max.x + tileRadius,
bounds.max.y + tileRadius,
bounds.max.z
);
SAP_TileData minTile = grid.GetTileDataAtWorldPosition(minPos);
SAP_TileData maxTile = grid.GetTileDataAtWorldPosition(maxPos);
grid.CalculateColliders(minTile, maxTile);
}
public SAP_TileData(int x, int y, SAP_GridSource grid)
{
gridX = x;
gridY = y;
gridContainer = grid;
isWalkable = true;
}
public static void WriteData(SAP_GridSource grid, SAP_TileData tileData)
{
string filePath = SAP2DPathfinder.singleton.EditorSettings.UserDataFolder;
if (grid.UserGridData == null)
{
//create new user grid data
string folderPath = filePath.Substring(0, filePath.LastIndexOf('/'));
string folderName = filePath.Remove(0, folderPath.Length + 1);
if (!AssetDatabase.IsValidFolder(filePath))
{
AssetDatabase.CreateFolder(folderPath, folderName);
}
string fileName = "UserGridData (" + grid.GridName + ")";
string path = AssetDatabase.GenerateUniqueAssetPath(filePath + "/" + fileName + ".asset");
SAP_UserData data = ScriptableObject.CreateInstance <SAP_UserData>();
AssetDatabase.CreateAsset(data, path);
grid.UserGridData = AssetDatabase.LoadAssetAtPath(path, typeof(SAP_UserData)) as SAP_UserData;
EditorSceneManager.MarkSceneDirty(EditorSceneManager.GetActiveScene());
}
//write data
grid.UserGridData.AddData(tileData);
EditorUtility.SetDirty(grid.UserGridData);
}
public void SwapGrids(int indexA, int indexB)
{
SAP_GridSource gridA = grids[indexA];
SAP_GridSource gridB = grids[indexB];
grids[indexA] = gridB;
grids[indexB] = gridA;
}
public Vector2[] FindPath(Vector2 from, Vector2 to, SAP2DPathfindingConfig config)
{
SAP_GridSource grid = GetGrid(config.GridIndex);
SAP_TileData startTile = grid.GetTileDataAtWorldPosition(from);
SAP_TileData targetTile = grid.GetTileDataAtWorldPosition(to);
SAP_TileData currentTile = startTile;
if (targetTile.isWalkable == false)
{
return(null);
}
List <SAP_TileData> openList = new List <SAP_TileData>();
List <SAP_TileData> closedList = new List <SAP_TileData>();
while (closedList.Contains(targetTile) == false)
{
List <SAP_TileData> neighbors = grid.GetNeighborTiles(currentTile, config.CutCorners);
foreach (SAP_TileData neighbor in neighbors)
{
if (neighbor.isWalkable == false || closedList.Contains(neighbor) == true)
{
continue;
}
if (openList.Contains(neighbor) == true)
{
SAP_TileData oldParent = neighbor.ParentTile;
int oldG = neighbor.G;
neighbor.SetParentTile(currentTile, targetTile);
if (neighbor.G >= oldG)
{
neighbor.SetParentTile(oldParent, targetTile);
}
}
else
{
neighbor.SetParentTile(currentTile, targetTile);
openList.Add(neighbor);
}
}
openList.Remove(currentTile);
closedList.Add(currentTile);
currentTile = FindNextTile(openList);
if (currentTile == null)
{
Debug.LogError("Path not found");
return(null);
}
}
return(PathRecovery(startTile, targetTile));
}
public static void DeleteData(SAP_GridSource grid, SAP_TileData tileData)
{
if (grid.UserGridData == null)
{
return;
}
//delete data
grid.UserGridData.DeleteData(tileData);
EditorUtility.SetDirty(grid.UserGridData);
}
private void Update()
{
if (Target != null)
{
grid = pathfinder.GetGrid(Config.GridIndex);
posInGrid = grid.GetTileDataAtWorldPosition(transform.position).WorldPosition;
if (transform.hasChanged)
{
isMoving = true;
transform.hasChanged = false;
}
else
{
isMoving = false;
}
if (GetNextPointDistance < 0)
{
GetNextPointDistance = 0.0001f;
}
if (MouseControl)
{
if (Input.GetMouseButtonDown(0))
{
Target.position = Camera.main.ScreenToWorldPoint(Input.mousePosition);
}
}
if (!CanSearch && changeSearch)
{
StopAllCoroutines();
path = null;
changeSearch = false;
}
else if (CanSearch && !changeSearch)
{
StartCoroutine(FindPath());
changeSearch = true;
}
if (CanMove)
{
Move();
}
}
}
public void RemoveGrid(SAP_GridSource grid)
{
grids.Remove(grid);
}