public override void OnInspectorGUI()
{
_spline = target as SplinePath;
EditorGUI.BeginChangeCheck();
bool linkMidPoint = EditorGUILayout.Toggle("Link Mid Point", _spline.linkMidPoint);
if (EditorGUI.EndChangeCheck())
{
_spline.linkMidPoint = linkMidPoint;
}
if (_selectedIndex >= 0 && _selectedIndex < _spline.ControlPointCount)
{
DrawSelectedPointInspector();
}
if (GUILayout.Button("Add Curve"))
{
Undo.RecordObject(_spline, "Add Curve");
_spline.AddCurve();
EditorUtility.SetDirty(_spline);
}
if (_spline.ControlPointCount > 4)
{
if (GUILayout.Button("Remove Curve"))
{
Undo.RecordObject(_spline, "Remove Curve");
_spline.RemoveCurve();
EditorUtility.SetDirty(_spline);
}
}
}
private void OnSceneGUI()
{
_spline = target as SplinePath;
_handleTransform = _spline.transform;
_handleRotation = Tools.pivotRotation == PivotRotation.Local ?
_handleTransform.rotation : Quaternion.identity;
Vector3 p0 = ShowPoint(0);
for (int i = 1; i < _spline.ControlPointCount; i += 3)
{
Vector3 p1 = ShowPoint(i);
Vector3 p2 = ShowPoint(i + 1);
Vector3 p3 = ShowPoint(i + 2);
Handles.color = Color.gray;
Handles.DrawLine(p0, p1);
Handles.DrawLine(p1, p2);
Handles.DrawLine(p2, p3);
Handles.DrawBezier(p0, p3, p1, p2, Color.white, null, 2f);
p0 = p3;
}
}
