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Selection and Deselection

NeuronStudio relies on the concept of selecting and deselecting objects for the purpose of editing. Currently these objects are the vertices of the model, spines, and measurements. You can select these objects by clicking and dragging, forming a rectangular area, in the 2D display window while holding down the Alt key. Depending on which mode (selected tool) you are in, the appropriate objects will be selected.

  • Neurite Tool to select vertices of the model.
  • Spine Tool to select spines.
  • Measure Tool to select measurements.

As you click and drag (while holding the Alt key), a bounding rectangle is drawn in the 2D display window. See image below for an example with vertices. Remember spines AND measurements are selected and deselected in the same manner.

Additionally, you can select the various objects by type by accessing the Edit >> Select by Type sub-menu.

TIP: To select a single object, try positioning the cursor over the object and single clicking while holding down the Alt key. This is basically creating a small intersection rectangle that might only intersect that object.

IMPORTANT: If any of the intersecting objects are currently selected, then only deselection occurs. If none of the intersecting objects are currently selected, then only selection occurs. This is done to prevent unintentional selection.

TIP: Pressing the Esc key will deselect ALL objects, regardless of the current mode. This can also be accomplished by the menu item Edit >> Deselect All.

Example: (selecting vertices)

Selection Example 1 Image 1

After you release, the 2D rectangle is extended through the volume and any object that intersects it becomes selected. Note that selected objects are drawn with a bounding box drawn around them. See image below.

Selection Example 1 Image 2

Deselection is accomplished in a similar manner. Again, click and drag while holding the Alt key to stretch the bounding rectangle around the objects you want to deselect. See image below.

Selection Example 1 Image 3

After releasing the mouse button, any intersecting objects become deselected. See image below.

Selection Example 1 Image 4

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Send questions or comments to: alfredo.rodriguez@mssm.edu