private void OnDrawGizmosSelected()
{
if (!drawGizmos)
{
return;
}
if (separateGridData == null)
{
return;
}
GUPGrid.GroupData[] groupDatas = separateGridData.GetGroupDatas();
if (groupDatas == null || groupDatas.Length <= 0)
{
return;
}
Gizmos.color = groupDatas[currentIndex].editorColor;
Ray ray = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition);
RaycastHit[] hits = Physics.RaycastAll(ray);
Vector3 point = Vector3.zero;
bool allowHit = false;
foreach (RaycastHit hit in hits)
{
if (hit.collider != null && hit.collider == boxCollider)
{
point = hit.point;
allowHit = true;
}
}
if (!allowHit)
{
return;
}
float mag = Mathf.Sqrt((grid.cellHeight * grid.cellHeight) + (grid.cellWidth * grid.cellWidth)) * 0.5f;
Vector3[] vertices = grid.GetVertices();
Vector3 a = point + (vertices[0] - grid.transform.position).normalized * mag;
Vector3 b = point + (vertices[1] - grid.transform.position).normalized * mag;
Vector3 c = point + (vertices[2] - grid.transform.position).normalized * mag;
Vector3 d = point + (vertices[3] - grid.transform.position).normalized * mag;
Gizmos.DrawLine(a, d);
Gizmos.DrawLine(b, c);
UnityEditor.Handles.Label(point + Vector3.up, groupDatas[currentIndex].indices.Count.ToString());
}
private Vector3[] GetGizmoVertices(Vector3 point)
{
Vector3[] gridVerts = grid.GetVertices();
Vector3 a = gridVerts[0];
Vector3 b = gridVerts[1];
Vector3 c = gridVerts[2];
Vector3 d = gridVerts[3];
float mag = Mathf.Clamp(grid.cellWidth * 0.2f, grid.cellWidth * 0.2f, grid.cellHeight * 0.2f);
Vector3 dir1 = (a - d).normalized * mag;
Vector3 dir2 = (b - c).normalized * mag;
Vector3 pA = point + dir1;
Vector3 pB = point + dir2;
Vector3 pC = point - dir2;
Vector3 pD = point - dir1;
return(new Vector3[] { pA, pB, pC, pD });
}
