Running TerraScan macros from CONNECT ribbon

It is possible to run a TerraScan macro using a button on the ribbon in MicroStation CONNECT. The process to assign a macro to the ribbon takes three steps: Step 1: Create Macro In TerraScan create and save a macro. The macro needs to be saved to a location that it searchable by MicroStation. This…

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GPS time in TerraScan

In TerraScan the Time conversion can convert to/from GPS seconds-of-week, GPS standard time  and GPS time. Projects can store GPS seconds-of-week, GPS standard time  and GPS time in LAS 1.2, and later formats, or Fast Binary. ‘GPS seconds-of-week‘ time stamps are between 0 and 604800, where the clock resets at midnight Saturday night to Sunday morning.…

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Recommended Block Size and RAM

When designing block boundaries in TerraScan it is necessary to break the dataset up into manageable block sizes. Depending on the task you wish to perform on the dataset you may desire different block sizes, but from an overall perspective one can recommend the following as general guidelines. 32-Bit (v8, v8i) 64-Bit (CE) Recommendation 20…

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Classify Below/Above Curve

Before running Detect Wires it can be helpful to clean up the potential wire points to help prevent false positives from being detected. The Classify Above/Below line tool can be useful for this, however, the View Tower Spans contains an additional classification tool Classify Above/Below Curve which can be more efficient. The Classify Above/Below Curve tools…

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Activated Power Line Options

When using the power line tools in TerraScan the activated power line may obstruct the view. In the TerraScan -> Settings -> Powerlines -> Active Line setting you have the option that controls the highlight of the active line in the display. There are three options: No hilite, Vertices, and Line Segments. Line segments is…

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Changing PDRF for RGB attributes

Adding RGB Attributes There are often times when a user may wish to extract RGB values from imagery in order to assign a color value to the each LIDAR point. In assigning the RGB attribute, the LIDAR file’s Point Data Record Format(PDRF) needs to change in order to accommodate the additional values. A TerraScan Project…

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