getfltpar
dist = getfltpar("range");
dist = getfltpar("distance");
warpfact = getfltpar("warp factor");
dist = getfltpar("distance");
*di = getfltpar("Distance");
double getfltpar(const char *);
b->spread = getfltpar("spread");
t = getfltpar("How long");
warpfac = getfltpar("Warp factor");