Curve >> Edit >> Interpolation Points

• Curve >> Edit >> Interpolation Points command provides the functionalities for moving, inserting, and deleting the interpolation points.

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Step   

Execute Curve >> Edit >> Interpolation Points command as follows:

1. Select Curve >> Edit >> Interpolation Points from the menu or click the corresponding icon from the Curve toolbar.

2. Left mouse button click to select a curve to modify.

3. Click the right mouse button, the following popup menu appears.

   

Pause, the default option of the popup menu, is used to temporarily stop the current command.( input ready state )

4. In this stage, the selected curve can be modified.

5. Select Insert to insert additional interpolation points. Pick where the new interpolation points are to be added with the left mouse button.

6. Select Move to move existing interpolation points. Use left mouse button to drag the points to desired positions.

7. Select Delete to delete existing interpolation points. Pick the points to be deleted with the left mouse button.

8. Select Quit to finish the operation, or press ESC key or icon.

 

Result

• When the start or end point of curve is dragged with Move command, the start or end points of it's adjacent curves are also moved.

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Note  

• An arrow sign representing the direction of curve might make it difficult to modify the curve. It can be hidden by Curve  >> Options >> Show Direction command.