void CheckSnap(Segment selectedSegment, Transform draggedJoint)
{
if (SegmentSnapperEditor.Segments == null)
{
SegmentSnapperEditor.Populate();
}
if (SegmentSnapperEditor.Segments.Any(s => s.joints.Any(j => j == null)))
{
SegmentSnapperEditor.Populate();
}
foreach (var segment in SegmentSnapperEditor.Segments)
{
if (segment == selectedSegment)
{
continue;
}
Transform snapToJoint = segment.joints
.FirstOrDefault(j => (HandleUtility.WorldToGUIPoint(j.position) - HandleUtility.WorldToGUIPoint(draggedJoint.position)).magnitude < 35);
if (snapToJoint == null)
{
continue;
}
SegmentUtility.SnapJoints(selectedSegment.transform, draggedJoint, snapToJoint);
}
}
public void OnSceneGUI()
{
var segment = (Segment)target;
if (segment == null)
{
return;
}
if (segment.joints == null || segment.joints.Any(j => j == null))
{
SegmentSnapperEditor.Populate();
}
for (int i = 0; i < segment.joints.Count; i++)
{
EditorGUI.BeginChangeCheck();
var joint = segment.joints[i];
Vector3 newTargetPosition = Handles.FreeMoveHandle(
joint.position,
Quaternion.identity,
HandleUtility.GetHandleSize(joint.position) * .25f,
Vector3.one * .01f,
Handles.SphereHandleCap);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(segment, "Joint move");
segment.transform.position += newTargetPosition - joint.transform.position;
CheckSnap(segment, joint);
}
}
}
