| Box2D 2.4.1
    A 2D physics engine for games | 
#include <b2_distance.h>
| Public Attributes | |
| float | metric | 
| length or area | |
| uint16 | count | 
| uint8 | indexA [3] | 
| vertices on shape A | |
| uint8 | indexB [3] | 
| vertices on shape B | |
Used to warm start b2Distance. Set count to zero on first call.