AcRxObject AcGiDrawable AcHeapOperators AcDbObject AcDbRenderEnvironment
class AcDbRenderEnvironment : public AcDbObject;
dbRender.h
This is a container class for environment-related properties, including fog / depth cue and the global environment image. Only one object of this type is maintained by the per-drawing AcDbRenderGlobal object, at ACAD_RENDER_ENVIRONMENT in the named object dictionary.
AcDbRenderEnvironment Methods, AcDbRenderEnvironment Operators
AcDbRenderGlobal