void OnSceneGUI()
{
FollowPath cp = (FollowPath)target;
if (!cp.ShowGizmos)
{
return;
}
BaseSplineBehaviour be = cp.Spline;
if (be == null)
{
return;
}
if (m_splineEditor == null || m_splineEditor.target != be)
{
m_splineEditor = Editor.CreateEditor(be);
}
ISplineEditor ed = m_splineEditor as ISplineEditor;
if (ed == null)
{
return;
}
EditorGUI.BeginChangeCheck();
ed.OnSceneGUI();
if (EditorGUI.EndChangeCheck())
{
EditorUtility.SetDirty(be); //without this, when dragging spline control points, the object will not follow the changed spline
}
}
public override void OnInspectorGUI()
{
FollowPath cp = (FollowPath)target;
EditorGUI.BeginChangeCheck();
EConUtil.DrawActiveLine(cp);
//constraint target
cp.Spline = (BaseSplineBehaviour)EditorGUILayout.ObjectField("Target Spline", cp.Spline, typeof(BaseSplineBehaviour), true);
EUtil.DrawSplitter();
EUtil.PushGUIEnable(cp.IsActiveConstraint && cp.Spline);
{
EUtil.PushLabelWidth(100f);
cp.Offset = EditorGUILayout.Slider(new GUIContent("Offset", "t parameter for the spline"), cp.Offset, 0, 1f);
//axis and offset
cp.FollowCurve = EditorGUILayout.Toggle(new GUIContent("Follow Curve", "owner's rotation will follow the spline"), cp.FollowCurve);
if (cp.FollowCurve)
{
cp.ForwardDir = (EAxisD)EConUtil.DrawEnumBtns(AllAxis, AllAxisStr, cp.ForwardDir, "Forward Axis", "the axis of owner, which will be taken as the forward direction when follow the spline");
cp.UpDir = (EAxisD)EConUtil.DrawEnumBtns(AllAxis, AllAxisStr, cp.UpDir, "Up Axis", "the axis of owner, which will be taken as the up direction when follow the spline");
cp.UpDir = ConUtil.EnsureAxisNotColinear(cp.ForwardDir, cp.UpDir);
GUILayout.Space(5f);
}
EUtil.PopLabelWidth();
// influence
cp.Influence = EUtil.ProgressBar(cp.Influence, 0, 1f, "Influence: {0:F2}");
}
EUtil.PopGUIEnable();
if (EditorGUI.EndChangeCheck())
{
EditorUtility.SetDirty(cp); //so ConstraintStack.Update can be called in edit-mode
}
}
