Better help text from './sim'

1 files changed, 8 insertions, 1 deletions

diff --git a/sim.cpp b/sim.cpp
index 95d20d2..e5b2bf0 100644
--- a/sim.cpp
+++ b/sim.cpp
@@ -48,7 +48,14 @@ int parseInt(const char *str){
 }
 
 void usage(char **argv){
-	cerr<<"Usage: "<<argv[0]<<" [-r <fname>]* [-p <fname> <x> <y> <heading>]* [-s <sleeptime>] [-t] [-B]"<<endl;
+	cerr<<"Usage: "<<argv[0]<<" [-r <fname>]* [-p <fname> <x> <y> <heading>]* "
+	    <<"[-s <sleeptime>] [-t] [-B]"<<endl
+	    <<"  -r  Place robot at random position"<<endl
+	    <<"  -p  Place robot at specified position"<<endl
+	    <<"  -s  Modify usecs to sleep between frames"<<endl
+	    <<"  -t  Don't sleep between frames but wait until keypress"<<endl
+	    <<"  -B  Batch mode: simulate until no more active robots, then robot locations;"<<endl
+	    <<"      columns: team x y heading"<<endl;
 }
 
 int main(int argc,char **argv){