## CGAL::Project_normal<Node>

### Definition

The class Project_normal<Node> calls the member function normal() on an instance of type Node.

#include <CGAL/function_objects.h>

### Is Model for the Concept

Projection_object

Project_normal<Node>::argument_type
| typedef to Node.
Project_normal<Node>::result_type
| typedef to Node::Normal.

### Creation

Project_normal<Node> o;
| default constructor.

### Operations

result_type& | o.operator() ( argument_type& n) const
|  | returns n.normal().
const result_type& | o.operator() ( const argument_type& n) const
|  | returns n.normal().