Wireframe Models

• Store edges and vertices in a list.
  
• Polyhedral representation.
  
• Edge based matching.
  
• Problems with ambiguous (Fig. 46) and impossible (Fig. 47) representations.
  
• Problems due to no solid matter of the object represented.
  
• Solid Models are better.

 

Fig. 46 Ambiguous Wireframe Model

 

Fig. 47 The Devil's fork