Can't find .h files

[WasFun00]

In file rrt_planner/include/rrt_planner/rrt_planner.h we can see

#include<rrt_planner/StartGoalPath.h>
#include<rrt_planner/RandomGetPath.h>
#include<rrt_planner/OccMapInfo.h>
#include<rrt_planner/MapOcc.h>

but i can't find these .h files. Where can i find them? Or how to get them? Thanks.

[WasFun00]

it makes me unable to catkin_make