The display setting Shading in combination with Clear View or Supersampling leads to display problems in the orthoimage.
Example with artifacts
This is caused by the Background being set to an Environmental Map or Color Gradient.
- Open SCENE or As-Built Modeler and navigate to Settings > Views.
- Set the Background of the view to Color Gradient with both the Top Color and Bottom Color set to white.
The orthoimage will now be computed correctly:
Example without artifacts