Facet Selection

Access: Open this group of functions from one of the following locations:

Select the required function from the Dragging Selection Filter dropdown list in the Selection Floating toolbar.



Selection Only: Facet selection options:		Split & Select: Facet selection options:

Select Edit > Selection from the menu bar. Select the required function.

Define the method of selecting facets by dragging the cursor over them.

When invokinginvoking(for instructions on how to invoke this, press the Access button at the top of this Help topic) an operation to select facets, a number of icons are available in the Selection Toolbar

The entities that are selected depend on your defined Selection Preferences.

The available facet selection options depend on the selected functionality. When selecting facets, in addition to a Selecting whole facets, some functions enable a Split & Select operation. When switching from the Selection Only to Split & Selection option, all selections are kept.

Selection Only

Pick whole facets individually or by dragging a selection boundary, such that for any partial facet within the enclosed boundary. The whole facet is selected.
Example:Example:

Select by Polygon:	Multiple facets selected:

Split & Select

Pick facets by dragging a selection boundary, such that geometry within the enclosed boundary is selected. If any part of a facet is within the enclosed selection boundary, that facet is split and the facet area within the boundary is selected.
Example:Example:

Select by Polygon:	Multiple facets split and selected:

		The available facet selection options depend on the selected functionality.

Selection Only: Facet selection options:	Split & Select: Facet selection options:

Select by Polygon

Select multiple entities by drawing a polygon over the relevant area.
The entities that are selected by using the Polygon method depend on your defined Selection Preferences.

Selection Only Examples:Selection Only Examples:

Polygon selection:	Multiple facets selected:

Split & Select Examples:Split & Select Examples:

Polygon selection:	Multiple facets split and selected:

See the Note below.

Select by Lasso

Select multiple entities by drawing a freehand selection border over the relevant area. The entities that are selected using the Lasso method depend on your defined Selection Preferences.

Selection Only Examples:Selection Only Examples:

Lasso selection:	Multiple facets selected:

Split & Select Examples:Split & Select Examples:

Lasso selection:	Multiple facets split and selected:

See the Note below.

Select by Brush

Select multiple entities by painting over the relevant area.

Define the width of the brush by setting the Brush Diameter (displayed in an edit box under the brush icon on the Selection Toolbar). Edit the brush width either directly in the edit box or by pressing the SHIFT key and using the mouse wheel to modify the size.

The default size is 15 pixels.

Selection Only Examples:Selection Only Examples:

Brush selection:	Multiple facets selected:

Split & Select Examples:Split & Select Examples:

Brush selection:	Multiple facets split and selected:

See the Note below.

Select Single/by Box

Select single entities or use By Box to select multiple entities.

Single Examples:Single Examples:

Single selection:		Single facet selected:

By Box Examples:By Box Examples:

By Box selection:	Multiple facets selected:

For facet selection, this option only appears when selecting whole facets (not for Split & Select operations).

Facet Selection - Expand to Smooth

When selecting facets, expand the selection from the picked facet(s) to all neighboring facets where the angle between the facets is regarded as smooth, up to a defined Smooth Angle. This propagates the selection to neighboring facets as long as the angle between the adjacent facets is equal to or lower than the user-defined Smooth Angle.

The smooth selection of the faces reaches only up to the overhang angle (or vertical areas), as the region’s contour is trimmed according to the boundary of the overhang.

The Smooth Angle is displayed in an edit box under the Expand to Smooth icon on the Selection Toolbar. Edit the angle either directly in the edit box or by pressing the SHIFT key and using the mouse wheel to modify the size. The default size is 10°.

Examples:Examples:

A single facet is selected on a mesh object:	The selection propagates based on the smooth angle:

For addition information, see Expand to Smooth Facet.

For facet selection, this option only appears when selecting whole facets (not for Split & Select operations).

Notes:

You can use the standard Selection Box options: Visible Faces / Add to Selection.
To remove facets from the selection (in any of the selection options), press the Shift button on your keyboard and select.
For the Polygon, Lasso and Brush facet selection options:

The selection process can be either clockwise or counterclockwise.
The selection process is stopped either by a ZPR (Zoom, Pan, Rotate) operation or by <exit><exit>(middle mouse button) (in the case of a Polygon and Lasso, a straight line closes the loop).

Some functionality may be dependent on the product package. Contact your Reseller if you require a license.