private void DrawTransitionFromPointToPoint(TransitionViewData transitionViewData, Vector2 point, Vector2 targetPoint, TransitionViewStyle style)
{
Color transitionColor = TransitionViewStyleUtil.GetColor(style);
GUIStyle transitionArrowStyle = TransitionViewStyleUtil.GetArrowStyle(style);
CubicBezierV2 bezier = new CubicBezierV2(point, targetPoint, kTransitionTangentMultiplier);
Handles.DrawBezier(bezier.start,
bezier.end,
bezier.startTangent,
bezier.endTangent,
transitionColor,
null,
kTransitionLineWidth);
Vector3[] bezierPoints = Handles.MakeBezierPoints(bezier.start,
bezier.end,
bezier.startTangent,
bezier.endTangent,
division: 40);
int midPointIndex = Mathf.FloorToInt(bezierPoints.Length / 2.0f);
Vector2 midPointTangent = bezierPoints[midPointIndex + 1] - bezierPoints[midPointIndex];
Vector2 midPoint = (point + targetPoint) / 2.0f;
float rotationAngle = Vector2.Angle(Vector2.right, midPointTangent);
if (midPointTangent.y < 0.0f)
{
rotationAngle *= -1.0f;
}
GUIUtility.RotateAroundPivot(rotationAngle, midPoint);
GUI.Box(RectUtil.MakeRect(midPoint, new Vector2(10.0f, 10.0f), pivot: new Vector2(0.5f, 0.5f)), "", transitionArrowStyle);
GUIUtility.RotateAroundPivot(-rotationAngle, midPoint);
}
public static Vector2 Evaluate(this CubicBezierV2 q, float t)
{
return(BezierUtil.Cubic(q.start, q.startTangent, q.end, q.endTangent, t));
}