How to display a negative angle value in geometry?

Problem

In OpenBuildings, using any expression, if a negative angle value has been calculated, this value is not reflected in geometry. To reflect this value in geometry, you must follow the steps mentioned below.

Solution

If the "negative angle" value is to reflect the geometry, the negative value can be expressed using this expression.

Illustration of a negative angle in beCAD geometry software.

Here you need another variable to choose when to use the values "Positive angle" and "negative angle". The name of the variable will be the "angle condition" and it will be the expression used for this.

Negative angle value in geometry - BeCAD tutorial.