private void InitBezier()
{
if (BezierSpline == null)
{
BezierSpline = new GameObject().AddComponent <CatlikeBezierSpline>();
BezierSpline.transform.parent = null;//SpaceTimeParrametrs.Center;
BezierSpline.transform.position = Vector3.zero;
}
if (BezierInitied)
{
return;
}
Debug.LogError("InitBezier");
BezierInitied = true;
BezierSpline.points = new Vector3[Positions.Count * 3 - 2];
BezierSpline.modes = new CatlikeBezierControlPointMode[(int)Mathf.Ceil((BezierSpline.points.Length + 1) / 3f)];
for (int i = 0; i < Positions.Count; i++)
{
BezierSpline.SetControlPoint(i * 3, Positions[i].Position);
Vector3 currenControllPointPos = Positions[i].Position;
if (i != 0)
{
Vector3 preDirPos = BezierSpline.points[(i - 1) * 3 + 1];
BezierSpline.points[i * 3 - 1] = Vector3.Lerp(preDirPos, currenControllPointPos, 0.66f);
}
if (i != 0 && i != Positions.Count - 1)
{
Vector3 toNextCPDistance = Positions[i + 1].Position - currenControllPointPos;
Vector3 prev = (currenControllPointPos - BezierSpline.points[i * 3 - 1]).normalized;
BezierSpline.points[i * 3 + 1] = currenControllPointPos + (prev * (toNextCPDistance.magnitude / 3));
}
}
}
public override void OnInspectorGUI()
{
spline = target as CatlikeBezierSpline;
EditorGUI.BeginChangeCheck();
bool loop = EditorGUILayout.Toggle("Loop", spline.Loop);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(spline, "Toggle Loop");
EditorUtility.SetDirty(spline);
spline.Loop = loop;
}
if (selectedIndex >= 0 && selectedIndex < spline.ControlPointCount)
{
DrawSelectedPointInspector();
}
if (GUILayout.Button("Add Curve"))
{
Undo.RecordObject(spline, "Add Curve");
spline.AddCurve();
EditorUtility.SetDirty(spline);
}
}
private void OnSceneGUI()
{
spline = target as CatlikeBezierSpline;
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(p2, p3);
Handles.DrawBezier(p0, p3, p1, p2, Color.white, null, 2f);
p0 = p3;
}
ShowDirections();
}
