Overview.- Overview.- I Object-Oriented Design and Systems.- 1 Extensible Image Synthesis.- 2 RayViS - A Visualization System Based on Object-Orientation.- 3 An Object-Oriented Approach to Curves and Surfaces.- 4 Object-Oriented Modeling of Graphical Primitives.- 5 Gemma: An Open Architecture for Distributed User Interfaces.- 6 Object-Oriented Animation in the REALISM System.- 7 Modeling Multimedia-Objects with MME.- II Programming Paradigms for Graphics.- 8 Mixed Programming Paradigms in Computer Graphics.- 9 Talktalk.- 10 OOCS - Constraints in an Object Oriented Environment.- 11 Event-based.constraints: coordinate.Satisfaction -> object.state.- 12 Functional 3D Graphics in C++ - with an Object-Oriented, Multiple Dispatching Implementation.- Authors' Addresses.