Selection Controls

Parts (occurrences) present in the scene can be selected directly from the viewport.

To select occurrences, use the following controls:

Single-click selection

Combinations	Description
Mouse Left-click	Select / Replace occurrences.
CTRL Key + Mouse Left-click	Add / Remove from the current selection.
SHIFT Key + Mouse Left-click	Remove from the selection.

Area selection

An Area selection is when the user draws a selection rectangle (mouse drag) in the viewport.

Use the following controls for occurrences (parts) selection with Area selection:

Combinations	Description
Mouse Left-click + Selection area	Select only occurrences visible from the camera view and crossed by the selection rectangle.
CTRL Key + SHIFT Key + Mouse Left-click + Selection area	Add to the current selection only occurrences visible from the camera view and crossed by the selection rectangle.
SHIFT Key + Mouse Left-click + Selection area	Remove from the current selection only occurrences visible from the camera view and crossed by the selection rectangle.
Mouse Right-click + Selection area	Select all occurrences from the scene crossed by the selection rectangle ("in-depth" selection).
CTRL Key + SHIFT Key + Mouse Right-click + Selection area	Add to the current selection all occurrences from the scene crossed by the selection rectangle ("in-depth" selection).
SHIFT Key + Mouse Right-click + Selection area	Remove from the current selection all occurrences from the scene crossed by the selection rectangle ("in-depth" selection).

WARNING Area selection with the Mouse Left-click will select potentially less occurrences than Area selection with the Mouse Right-click .

NOTE All occurrences crossed by the selection rectangle will be selected: they do not need to be entirely in the rectangle to be selected (one pixel is enough).