예제 #1
0
        public void RotateDelta_ForTrackball(DeltaInfo info)
        {
            var delta = info.End - info.Start;

            if (delta.Length == 0)
            {
                return;
            }

            matrixTransform.Rotate(new Vector3D(delta.Y, delta.X, 0), delta.Length);
        }
예제 #2
0
        public void RotateDelta(DeltaInfo info)
        {
            var delta       = info.End - info.Start;
            var deltaLength = delta.Length;

            if (deltaLength == 0)
            {
                return;
            }

            var distance = GetDistance((Vector)info.Start, delta);

            delta *= AxisXYLength / deltaLength;
            matrixTransform.Rotate(new Vector3D(delta.Y, delta.X, distance), AngleRatio * deltaLength);
        }