C# (CSharp) Field Grid.GetNodeCoordinateAtPoint Examples

Example #1

        public void RaycastInGrid()
        {
            if (m_Grid == null || m_Camera == null)
            {
                return;
            }

            if (EventSystem.current != null && EventSystem.current.IsPointerOverGameObject())
            {
                return;
            }

            Vector3 mousePosition = Input.mousePosition;
            Ray     ray           = m_Camera.ScreenPointToRay(mousePosition);

            if (Physics.Raycast(ray, out RaycastHit hit))
            {
                if (hit.transform != transform)
                {
                    m_Grid.UnselectNode();
                    return;
                }

                m_Grid.SelectCoordinate(m_Grid.GetNodeCoordinateAtPoint(hit.point));
            }
            else
            {
                m_Grid.UnselectNode();
            }
        }