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TerrainCAD for AutoCAD - Terrain modeling plug-in for AutoCAD

In this tutorial we will learn how to create a terrain mesh from contours.

Step 1: Start AutoCAD

Step 2: Open the file C:\Program Files\SYCODE\TerrainCAD for AutoCAD\Samples\Contours.dwg and click Open from the Open dialog box.

Step 3: Zoom to the extents of the drawing (View->Zoom->Extents). You will find the contours from Contours.dwg imported into the new drawing.

The above fig. shows contours imported into the new drawing.

Step 4: Select Create Terrain from the TerrainCAD submenu or type TCCreateTerrain at the AutoCAD command prompt and press Enter.

Step 5: At the AutoCAD command prompt select points, lines and polylines, select all the contours and press Enter. Specify a search radius of 0 and press Enter. A mesh is created as shown below.

Picture of the mesh created. (Wireframe mode)

A terrain mesh is created using the current object creation parameters (color, layer, etc.) and the result of the operation is reported in the command window.



Tutorial 4 - Using breaklines



 

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