/// <summary>
/// Clears the grid
/// </summary>
public void ClearGrid()
{
for (int y = 0; y < GridPoints.GetLength(1); y++)
{
for (int x = 0; x < GridPoints.GetLength(0); x++)
{
//check if there is an object
if (GridPoints[x, y].IsOccupied)
{
gameObjects.Remove(GridPoints[x, y].CellObject);
GridPoints[x, y].CellObject = null;
}
}
}
}
/// <summary>
/// Gets the nearest point in the gird as a Vector3.
/// Returns null if passed position is too far out of the grid.
/// </summary>
/// <param name="position">The position to get the nearest grid cell</param>
/// <returns>The nearest grid cell if not outside the grid</returns>
public CustomGridCell GetGridCellInGrid(Vector3 location)
{
//round the x and y of the position to test
int xPosition = Mathf.RoundToInt(location.x);
int yPosition = Mathf.RoundToInt(location.y);
//int zPosition = Mathf.RoundToInt(location.z / Constants.LEVEL_EDITOR_SPACING);
//bounds check
if (xPosition < 0 || xPosition > GridPoints.GetLength(0) - 1)
{
return(null);
}
//y bounds
else if (yPosition < 0 || yPosition > GridPoints.GetLength(1) - 1)
{
return(null);
}
//in bounds
return(GridPoints[xPosition, yPosition]);
}