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RhinoScript is a scripting language based on Microsoft's VBScript language. With RhinoScript, you can quickly add functionality to Rhino, or automate repetitive tasks.

The Labs version of RhinoScript contains additions and modifications to the version of RhinoScript included with **Rhino 4.0 SR6**.

RhinoScript Development Wiki

• AddArcPtTanPt - Adds an arc curve, created from a start point, a start direction, and an end point, to the document.
• AddCirclePtTanPt - Adds a circle curve, created from two points and a start direction, to the document.
• BoxPoints - Returns the corner points of a polysurface box.
• ExePlatform - Returns the platform of the Rhino executable.
• ExtendSurface - Lengthens a surface by a factor value.
• IsBox - Verifies that a polysurface is a box.
• ReadDelimitedFile - Reads a delimited text file.
• ReadTextFile - Reads a text file.

• BoundingBox - Additional, optional argument added.
• BoxMorphObject - Additional, optional argument added.
• ExtendCurveLength - Now accepts negative length values.
• ExtendCurvePoint - Additional, optional argument added.
• LayerPrintWidth - Fixed “No Print” bug.
• ObjectGripLocation - Now works with cage object grips, additional arguments added.
• ObjectGripLocations - Now works with cage object grips.

1. **CRITICAL: Download and install the latest Microsoft Runtimes**.
2. Make sure you are running **Rhino 4.0 SR6**.
3. Close all open copies of Rhino 4.0.
4. In the \Program Files\RhinoCeros 4.0\Plug-ins folder, backup the following files:
   1. RhinoScript.rhp
   2. RhinoScript.chm - You may need to Unlock (right-click on the CHM file and pick “Properties…” On the general tab, pick the “Unblock” button)
   3. RhinoScript.tlb
5. Unzip the download and copy the contents into the above folder.
6. Start Rhino.

RhinoScript|Download Plug-in Here!]]**

E-mail the developers with your questions and feedback on this plug-in.