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Java AP-238 Toolpath Viewer


The view238 application is a simple tool for graphically displaying STEP-NC toolpaths. It is a Java application that reads AP-238 XML data using the DOM inferface, then finds and display the toolpaths within. At present, only polylines, and circular arcs are processed.

This toolpath viewer is completely open-source and released under the GNU Public License. It was developed as a simple companion to the open-source STEPNCWrite library. For more sophisticated applications, we encourage you to look at STEP-NC Machine, our commercial STEP-NC product.

To run the program, download the zip file, and double click on the jar file within, or from the command line run "java -jar view238.jar". Some example data files are shown below, along with screen captures comparing the toolpath viewer with STEP-NC Machine.

These are complete STEP-NC data sets, with toolpaths, workpiece geometry, fixture geometry, and tool geometry information. In addition to the XML data, we have provided an HTML version of the data so that you can easily examine the data contents with a web browser.

AP-238 Toolpath Viewer
AP-238 Toolpath Viewer
(jar and java source)

[zip, 87k]

Some Example Data Sets

Java Toolpath Viewer STEP-NC Machine Data Set
cds in java viewer cds in stepnc explorer

NAS 979 circle/diamond/square with cone test

AP-238 XML Data
[zip, 200k]

As HTML, for examining with a web browser
[Large! 6.4meg]

fish in java viewer fish in stepnc explorer

Aerospace "Fish", provided by Airbus for Toulouse demonstrations.

AP-238 XML Data
[zip, 650k]

As HTML, for examining with a web browser
[Large! 20meg]