c语言读取step文件信息
从step文件中读取三维模型的信息,比如面的类型和数量,边的类型和数量。QQ 915601564
$ IFS=$'\n'; for line in $(grep "^#.*;$" step.txt | grep "ADVANCED_FACE") ;do echo $line; done #28 = ADVANCED_FACE ( 'NONE', ( #325 ), #221, .F. ) ; #77 = ADVANCED_FACE ( 'NONE', ( #326 ), #260, .T. ) ; #108 = ADVANCED_FACE ( 'NONE', ( #188, #223 ), #266, .T. ) ; #130 = ADVANCED_FACE ( 'NONE', ( #317 ), #213, .T. ) ; #185 = ADVANCED_FACE ( 'NONE', ( #137 ), #184, .F. ) ; #211 = ADVANCED_FACE ( 'NONE', ( #134 ), #242, .F. ) ; #235 = ADVANCED_FACE ( 'NONE', ( #111 ), #40, .T. ) ; #259 = ADVANCED_FACE ( 'NONE', ( #63 ), #65, .F. ) ; #307 = ADVANCED_FACE ( 'NONE', ( #10 ), #227, .F. ) ; #329 = ADVANCED_FACE ( 'NONE', ( #236 ), #257, .T. ) ; $ IFS=$'\n'; i=0; for line in $(grep "^#.*;$" step.txt | grep "ADVANCED_FACE") ;do adv[$i]=$line; ((++i)); done $ grep "^#.*;$" step.txt | grep "ADVANCED_FACE" | egrep -o "\( #[^\)]*\)" | sed -e 's/ //g' | egrep -o "#[^\)]*" | awk -F, '{for (i=1;i<=NF; ++i){if (i>1) printf(" ");printf("%s", $i)} printf("\n");}' #325 #326 #188 #223 #317 #137 #134 #111 #63 #10 #236 $ i=0; for line in $(grep "^#.*;$" step.txt | grep "ADVANCED_FACE" | egrep -o "\( #[^\)]*\)" | sed -e 's/ //g' | egrep -o "#[^\)]*" | awk -F, '{for (i=1;i<=NF; ++i){if (i>1) printf(" ");printf("%s", $i)} printf("\n");}');do advline[$i]=$line; ((++i));done $ i=0; while [ $i -le ${#advline[@]} ];do echo ${advline[$i]}; ((++i)); done #325 #326 #188 #223 #317 #137 #134 #111 #63 #10 #236 $ i=0; while [ $i -lt ${#advline[@]} ];do echo ${advline[$i]}; egrep "^${advline[$i]} = " step.txt; ((++i)); done #325 #325 = FACE_OUTER_BOUND ( 'NONE', #314, .T. ) ; #326 #326 = FACE_OUTER_BOUND ( 'NONE', #87, .T. ) ; #188 #223 #317 #317 = FACE_OUTER_BOUND ( 'NONE', #301, .T. ) ; #137 #137 = FACE_OUTER_BOUND ( 'NONE', #272, .T. ) ; #134 #134 = FACE_OUTER_BOUND ( 'NONE', #267, .T. ) ; #111 #111 = FACE_OUTER_BOUND ( 'NONE', #107, .T. ) ; #63 #63 = FACE_OUTER_BOUND ( 'NONE', #99, .T. ) ; #10 #10 = FACE_OUTER_BOUND ( 'NONE', #18, .T. ) ; #236 #236 = FACE_OUTER_BOUND ( 'NONE', #202, .T. ) ;