|  | Box2D
    2.3.0
    A 2D Physics Engine for Games | 
#include <b2Collision.h>
| Public Attributes | |
| b2Vec2 | normal | 
| float32 | fraction | 
Ray-cast output data. The ray hits at p1 + fraction * (p2 - p1), where p1 and p2 come from b2RayCastInput.
 1.8.11
 1.8.11