I implemented a neat new little sample add-in, RvtFader, that calculates and displays signal attenuation caused by distance and obstacles, specifically walls.
It uses two very interesting pieces of Revit API functionality
– AVF, the Analysis Visualisation Framework, for displaying graphical data in a transient manner directly in the BIM
– The ReferenceIntersector ray tracing functionality to detect walls and other obstacles between two points.
In the course of implementing the AVF part of things, I also resuscitated my trusty old RevitWebcam add-in
– RevitWebcam
– RvtFader
– Task
– Implementation
– Further Reading...
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