Selection Controls
Parts (Part occurrences) present in the scene can be selected directly from the viewport.
To select parts, use the following controls:
Single-click selection

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    Combinations  | 
  
    Description  | 
 
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    Select / Replace occurrences  | 
 
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    Add / Remove from the current selection  | 
 
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    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 to select parts with Area selection:
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    Combinations  | 
  
    Description  | 
 
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    Select only occurrences visible from the camera view and crossed by the selection rectangle  | 
 
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    Add to the current selection only occurrences visible from the camera view and crossed by the selection rectangle  | 
 
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    Remove from the current selection only occurrences visible from the camera view and crossed by the selection rectangle  | 
 
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    Select all occurrences from the scene crossed by the selection rectangle ("in-depth" selection)  | 
 
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    Add to the current selection all occurrences from the scene crossed by the selection rectangle ("in-depth" selection)  | 
 
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    Remove from the current selection all occurrences from the scene crossed by the selection rectangle ("in-depth" selection)  | 
 
WARNING "In-depth" selection with the Mouse Right-Click will select all the parts comprised in the selection rectangle, including occluded parts (meaning entirely hidden by other parts). Contrary to selection with the Mouse Left-Click that will not select occluded parts.
NOTE All parts 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).








