QgsCoordinateReferenceSystem crs() const
Returns the coordinate reference system used in the 3D scene.
QgsRectangle extent() const
Returns the 3D scene's 2D extent in the 3D scene's CRS.
QgsCoordinateTransformContext transformContext() const
Returns the coordinate transform context, which stores various information regarding which datum tran...
The class is used as a container of context for various read/write operations on other objects.