User interface and general handling

OpenGL representation in 2D view

With the implementation of the Open Graphics Language (OpenGL), you can now use a number of new features in the 2D top view. The OpenGL mode is turned off by default, you can activate it via menu "View". OpenGL allows:

• Height representation of overlapping surfaces
• Transparent pens
• Model overview for better navigation

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Setting transparency to pens is possible in order to make contours of large overlapping surfaces visible in the model. You can print this presentation and also create PDF files. Attention!  When exporting to DWG/DXF the surfaces become 100% solid again.

To display transparency, select in the menu  ViewOpenGL. The settings can be defined at the pen configuration: