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Not all the graphics in a drawing represent something to be cut. And the order of the graphics in a drawing rarely coincides with the cutting order. Consequently geometry must be selected in AUTO-CODE for conversion to NC/CNC code.
Geometry selection can take place automatically or manually. After the geometry has been selected it can be sorted automatically using a nearest point search.
Automatic drawing geometry selection requires that the source drawing be in a standardized format. Standards might include the use of layer names to help differentiate what is to be cut and in what order. AUTO-CODE MECHANICAL can create a custom interface for users who do have well standardized drawing practices for a very reasonable price. Automatic systems for the conversion of geometry to NC/CNC yield the highest possible return on investment in CAD/CAM.

Automatic selection methods exist for drill and punch point locations using Circle or Insert block objects. Circle selection is accomplished by selecting the layer and radius desired. Insert blocks are selected by name.
Manual selection of geometry is accomplished in the same manner as AutoCAD geometry selection. A "pick box" is presented for selecting a single object. You can enter "W" or "C", and then select two points defining a rectangular area in the drawing so that all the objects inside the "Window" or "Crossing" the area are selected.

Leaders and Offsets: As geometry is selected you can opt to have AUTO-CODE insert leaders and generate offsets. Offset generation can be either based on machine control commands (G41, G42, G40) or by AUTO-CODE when cutter compensation options do not exist for the machine. Leader options include arc in-out, line in-out, corners, and options for supressing the out leader, adding a pilot hole location, line to arc to geometry for cutter compensation activation, and direction control (CW or CCW).

The methods of geometry selection and the leader generation system are all very flexible to allow you the most choices possible to define your program paths.
NOTE: If there are multiple tooling operations involved, steps 3 and 4 will be repeated for each different setup.
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