Output primitives are the basic building blocks of a graphics image.  GKS
   primitives include:

• Polyline
• Polymarker
• Fill area
• Text
• Cell array
• Generalized drawing primitive.

Subtopics:

• 2.2.3.1 Specifying attributes
• 2.2.3.2 Polyline
• 2.2.3.3 Polymarker
• 2.2.3.4 Fill area
• 2.2.3.5 Text
• 2.2.3.6 Cell array
• 2.2.3.7 Generalized Drawing Primitive