Selecting With Curves

This task shows how to select triangles from the polygonal mesh enclosed by curves.
Open the Pin2.CATPart document.

  1. Select the curves delimiting the area to select.

  2. Click Curve Select .

    The Section icon becomes available from the Tools Palette toolbar.
    • If this option is not activated, triangles are split along the curves: the result is a precise definition of the region.
    • If this option is activated, triangles are not split: the result is a rougher definition of the region.

  3. Click inside in this area to delimit it using the selected curves.

    With the Section option activated With the Section option deactivated

    • Selecting several curves can be done holding the Ctrl key.

    • Selecting a curve loop enables the selection of all triangles inside this loop.