Viewport Clipping

When setting up a complex mapping project, especially one that involves insets at different scales, I usually start with rectangular viewports.  They regen quickly and are simple to draw. When I am ready to finalize the layout for plotting, here’s one of those handy tools that used to be hidden as a command line only

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Improve Performance of Large Surfaces with a Data Clip Boundary

The increased availability of LIDAR data and other forms of large point datasets have brought new challenges to many Civil 3D users as they attempt to build surfaces from datasets containing millions of points.  Learn how to improve the performance of these large surfaces when you only need to build the surface in a small

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