/// <summary>
/// Attempts to place the selected object at the given vector3 click point on the grid.
/// </summary>
/// <param name="clickPoint">The point on the grid of the mouse click</param>
private void PlaceSelectedObjectAt(Vector3 clickPoint)
{
//set the z to 0f
clickPoint.z = 0f;
//get the target cell from world point location
CustomGridCell targetCell = grid.GetGridCellInGrid(clickPoint);
//if the target cell is inside the grid and it's empty, place object
if (targetCell != null && !targetCell.IsOccupied)
{
grid.SetGameObjectInGrid(targetCell, SelectedObject, IsFlipped);
}
}