There is problem when I run “./linedrawing_project.sh -d data/ -p teddy.off”.

[StoneMa]

I unzip the package trianglemesh, and run below :
input:
./linedrawing_project.sh -d data/ -p teddy.off
there are some problems apper, how to fix it?
gives:

QXcbConnection: Failed to initialize XRandr
Qt: XKEYBOARD extension not present on the X server.
libGL error: No matching fbConfigs or visuals found
libGL error: failed to load driver: swrast

[StoneMa]

problem solved:
my remote server did not have gnome, I operate it on remote client, go to the server terminal to input command line(or open the server-gnome on your computer ), the problem will disappear.