/************************ steering ***********************************/ void arguments(int argc,char **argv){ /* Pat Hanrahan 1989 */ while(--argc){++argv; if(argv[0][0]=='-')switch(argv[0][1]){ case 'w': win =atoi(argv[1]); argv++; argc--; break; case 'g': gap0 =atof(argv[1]); argv++; argc--; break; case 'L': lux[0]=atof(argv[1]); lux[1]=atof(argv[2]); lux[2]=atof(argv[3]); argv +=3; argc -=3; break; }}} /**********************************************************************/