InsertProfileAutoConstraint


The AutoConstraint command enables you to automatically assign some constraints (Ground, Orientations, Perpendicularities, Tangencies, and Coincidences, Radii) to a 2D Profile by selecting the corresponding check box in the command's selection list.

Assigning constraints automatically enables you to apply all of the applicable constraints to the active profile in a single operation. This is a useful method of assigning a fast set of constraints especially on profiles imported into this software. Note that the program also adds certain constraints while creating/editing a profile and this should not be confused with the AutoConstraint command. The constraints automatically added when creating or editing the profile are described here.

Any of the following constraints can be applied automatically:

Ground assigns the ground (fixed) constraint (indicated by a identifier) to one of the following points:
  • the first endpoint (when the profile doesn't contain an arc)
  • the center of the first arc selected (when the profile contains arcs).
Radius assigns a dimensional arc radius constraint to each arc or circle.
Orientation assigns a horizontal constraint (indicated by a identifier) or vertical constraint (indicated by a identifier) to any line whose angle from vertical or horizontal varies less than the current angular tolerance value.
Perpendicularity assigns a perpendicular constraint (indicated by a identifier) to any pair of lines meeting at a 90-degree angle (plus or minus the current angular tolerance value).
Tangency assigns a tangency constraint (indicated by a identifier) to contiguous lines, arcs and curves.
Coincidence assigns a coincidence constraint (indicated by a identifier) to arcs and circles that are concentric (within the range determined by the current linear tolerance value).

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