private Vector3 ShowControlPoint(int index)
{
Vector3 point = handleTransform.TransformPoint(curve.handlesPositions[index]);
float size = HandleUtility.GetHandleSize(point);
if (index == 0)
{
size *= 2f;
}
if (Handles.Button(point, handleRotation, size * handleSize, size * pickSize, Handles.DotHandleCap))
{
selectedIndex = index;
Repaint();
}
if (selectedIndex == index)
{
EditorGUI.BeginChangeCheck();
point = Handles.DoPositionHandle(point, handleRotation);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(curve, "Move Point");
EditorUtility.SetDirty(curve);
curve.handlesPositions[index] = handleTransform.InverseTransformPoint(point);
curve.OnChangeSpline();
}
}
return(point);
}
public override void OnInspectorGUI()
{
// DrawDefaultInspector();
curve = target as CatmulRommSpline_1;
if (!curve)
{
return;
}
if (selectedIndex >= 0 && selectedIndex < curve.handlesPositions.Count - 1)
{
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Press to add or remove curve control point.");
if (GUILayout.Button("Add Point"))
{
Undo.RecordObject(curve, "Add Point");
EditorUtility.SetDirty(curve);
curve.AddPoint(selectedIndex);
curve.OnChangeSpline();
}
if (curve.Count > 3)
{
if (GUILayout.Button("Remove Point"))
{
Undo.RecordObject(curve, "Remove Point");
EditorUtility.SetDirty(curve);
curve.RemovePoint(selectedIndex);
curve.OnChangeSpline();
}
}
EditorGUILayout.EndHorizontal();
}
if (selectedIndex >= 0 && selectedIndex < curve.handlesPositions.Count)
{
DrawSelectedPointInspector();
}
else
{
EditorGUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Select curve control point for curve edit.");
EditorGUILayout.EndHorizontal();
}
}
