included from /home/ysz/PolyTraj/lib/src/path.cpp:1:0: /home/ysz/PolyTraj/lib/src/path.h:8:28: fatal error: cppoptlib/meta.h: no such file or directory

[YouShaoze]

included from /home/ysz/PolyTraj/lib/src/path.cpp:1:0:
/home/ysz/PolyTraj/lib/src/path.h:8:28: fatal error: cppoptlib/meta.h: no such file or directory
compilation terminated.
lib/CMakeFiles/PolyTrajLib.dir/build.make:62: recipe for target 'lib/CMakeFiles/PolyTrajLib.dir/src/path.cpp.o' failed
make[2]: *** [lib/CMakeFiles/PolyTrajLib.dir/src/path.cpp.o] Error 1
CMakeFiles/Makefile2:87: recipe for target 'lib/CMakeFiles/PolyTrajLib.dir/all' failed
make[1]: *** [lib/CMakeFiles/PolyTrajLib.dir/all] Error 2
Makefile:127: recipe for target 'all' failed
make: *** [all] Error 2