initial upload
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89
archive/addnoise/main.cpp
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89
archive/addnoise/main.cpp
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#include "addnoise.h"
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void disp_help(char* proname)
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{
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cout << proname << " - 0.1 add Gaussian noise to a 1D, 2D or 3D data set" << endl
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<< "Author: zhangyi.cugwuhan@gmail.com" << endl << endl
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<< "usage: " << proname << " -i<input-file> -o<output-file> -n<mean>/<deviation> [-d<x-col>[,<y-col>,<z-col>],<val-col>] [-h]" << endl
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<< "-i\tinput file (ASCII)" << endl
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<< "-o\toutput file" << endl
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<< "-n\tnoise parameters, mean value and standard deviation of the Gaussian noise" << endl
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<< "-d\tdata columns, the default is 0,1,2 for a 2D data set. The program uses the last column as input data, all others will be simply copied to the output" << endl
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<< "-h\tshow this info" << endl;
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}
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int main(int argc, char** argv)
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{
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char infilename[1024] = "NULL";
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char outfilename[1024] = "NULL";
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char cols[1024] = "0,1,2";
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char noise[1024] = "NULL";
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opterr = 0; //内置参数 若不为0则会在发生遭遇错误时输出一条信息到屏幕
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if (argc == 1)
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{
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cout << "use -h option for help information" << endl;
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return 0;
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}
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int curr;
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/*循环拾取参数 最后一个参数为-1 需要变量的参数后跟一个冒号 可有可无参数跟两个冒号*/
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while((curr = getopt(argc,argv,"hi:o:n:d:")) != -1)
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{
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/*匹配命令*/
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switch (curr)
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{
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case 'h': //显示帮助信息
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disp_help(argv[0]);
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break;
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case 'i':
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if (1!=sscanf(optarg,"%s",infilename))
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{
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cout << "error ==> wrong format of " << optarg << endl;
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}
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break;
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case 'o':
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if (1!=sscanf(optarg,"%s",outfilename))
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{
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cout << "error ==> wrong format of " << optarg << endl;
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}
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break;
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case 'n':
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if (1!=sscanf(optarg,"%s",noise))
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{
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cout << "error ==> wrong format of " << optarg << endl;
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}
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break;
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case 'd':
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if (1!=sscanf(optarg,"%s",cols))
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{
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cout << "error ==> wrong format of " << optarg << endl;
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}
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break;
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case '?': //处理未定义或错误参数
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if (optopt == 'i' || optopt == 'o' || optopt == 'n' || optopt == 'd')
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{
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fprintf (stderr, "Option -%c requires an argument.\n", optopt);
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return -1;
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}
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else if (isprint(optopt))
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{
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fprintf (stderr, "Unknown option `-%c'.\n", optopt);
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return -1;
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}
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else
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{
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fprintf (stderr,"Unknown option character `\\x%x'.\n",optopt);
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return -1;
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}
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break;
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default:
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abort();
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}
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}
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addnoise as;
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as.runtine(infilename,outfilename,noise,cols);
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return 0;
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}
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