218 articles Terrasolid Tools, Tips and Workflows

Specify units when writing out ECWs and GeoTIFFs

Some customers require specific units of measure or coordinate system information to be written into the header when using the ‘Rectify mosaic‘ or Convert Raster Files in either ECW or GeoTIFF format. ECW To ensure that your ECW format data contains the desired units, simply make a modification to the Design File Settings (MicroStation->File->Settings->File->Design File…

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TerraScan Key-in Commands

Most of the tools in TerraScan can be started by entering a key-in command in the MicroStation Key-in line. The Browse Key-in option of the Key-in line can be used to find out the syntax of a key-in command. To bring up the key-in dialog press enter in an active MicroStation view window. If you…

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TerraModeler Key-in Commands

Many tools in TerraModeler can be started by entering a key-in command in the MicroStation Key-in line. The Browse Key-in option of the Key-in line can be used to find out the syntax of a key-in command. To bring up the key-in dialog press enter in an active MicroStation view window. If you select TMODEL…

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Terrasolid Tool Guides

There are many tools that exist within the Terrasolid product suite, including TerraScan, TerraModeler, TerraMatch, TerraPhoto and TerraSurvey. Remembering all of the tools and where to find them may prove difficult, particularly for beginner or casual users. To help we’ve created tool guides that provide the names of all the tools on each Terrasolid toolbar. These guides…

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Terrasolid Design Library

The Terrasolid design library is provided as an example of some of the customization that can be done in MicroStation CONNECT edition to make working with the Terrasolid products easier and more efficient, particularly for new users. We recommend the provided Terrasolid.DGNLIB remains as provided so that you can easily download the latest from this…

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Raster Bit Depth

GeoCue, Terrasolid and LP360 can all output Raster files with different Bit Depths. The bit depth (sometimes called pixel depth) of a cell determines the range of values that a particular raster file can store, which is based on the formula 2n (where n is the bit depth). For example, an 8-bit raster can have…

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Creating an NAVD88 Geoid Adjustment File

Summary: The NGS geoid data files are not directly compatible with TerraScan. Also, the Convert Geoid File utility does not recognize this format. Hence, one must convert it to and “E N dz” format for use in TerraScan’s and TerraPhoto’s Adjust to Geoid tool. This workflow contains step by step instructions for converting NGS geoid data…

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Tips for Classifying High Frequency Ground Features

Depending upon the settings used in TerraScan’s ground classification routine one may see issues with certain high frequency features, such as berms, dikes and mounds, not being properly classified to the ground class. These features can be more complicated to get into the ground class as their small footprint and frequent occurrence can lead to…

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LIDAR points disappear when zooming

When you zoom in to the LIDAR point data in TerraScan, the points disappear. They reappear when you zoom back out. Are there any vector elements well above or below the surface of the points? Bring the vector to the elevation of the point data. Confirm that your Move Camera is off (click the Zoom…

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