In this scenario a dynamic spline IK chain is created and used on a dragonfly-type bug model. As the dragon bug moves about,
its tail wiggles slightly.
To play the animation, click the link below.
dragonbug.mov
To create a dynamic spline IK chain
- Create a new scene and switch to the orthographic view.
- In the menu set, select Skeleton > Joint Tool.
- To draw a tail in a rest position, as shown in the image below, click near the top of the Y-axis and then click to create
joints as though they were along the tail. At the last joint press Enter.
- Select Create > CV Curve Tool and trace a curve over the joints, clicking at each joint to create a CV. Press Enter at the end of the last joint.
- With the curve selected, in the menu set, select nHair > Make Selected Curves Dynamic.
- Select nHair > Display > .
- To attach the curve into the chain, in the menu set, select Skeleton > IK Spline Handle Tool > .
- In the editor, turn off .
- Follow the instructions in the , which are:
- Click the start joint.
- Click the end joint.
- Click the curve.
- To select the follicle, do the following:
- Select the curve.
- Select the follicleShape in the .
- Click the button at the bottom of the .
- In the follicleShape, set to .
- To play the simulation, select nSolver > Interactive Playback.
- To stabilize the dynamic curve’s behavior, adjust the attribute value in the section of the hairSystemShape of the .