Subversion Repositories gelsvn

/* ----------------------------------------------------------------------- *
 * This file is part of GEL, http://www.imm.dtu.dk/GEL
 * Copyright (C) the authors and DTU Informatics
 * For license and list of authors, see ../../doc/intro.pdf
 * ----------------------------------------------------------------------- */

#include "Parse.h"
#include <cstring>
#include <cstdlib>
#include <iostream>

using namespace std;
using namespace CGLA;

namespace
{
        const char seps[]   = " ,\t\n\r";

        inline char* next_etoken(const char* btoken)
        {
                return const_cast<char*>(btoken)+strcspn(btoken, seps);
        }
        
        inline const char* next_btoken(char* etoken)
        {
                return const_cast<const char*>(etoken+strspn(etoken, seps));
        }
}

namespace Util {
        string floatToString(float value) {
                stringstream ret;
                string stringret;
                ret << value;
                getline(ret,stringret);
                return stringret;
        }

        void parse(const char* str,bool& x) {
                x = (strcmp(str,"true")==0) || (strcmp(str,"TRUE")==0);
        }

        void parse(const char* str,string& x) {
                x=string(str);
        }

        void parse(const char* str,int& x) {
                /* Establish string and get the first token: */
                x = strtol(str,0,10);
        } 

        void parse(const char* str,Vec2i& vec)
        {   /* Establish string and get the first token: */
                const char *btoken=next_btoken(const_cast<char*>(str));
                char *etoken=next_etoken(btoken);
                vec[0] = strtol(btoken,0,10);
                btoken= next_btoken(etoken);
                etoken= next_etoken(btoken);
                vec[1] = strtol(btoken,0,10);
        }


        void parse(const char* str,float& x) 
        {
                /* Establish string and get the first token: */
                x = strtod(str,0);
        }

        void parse(const char* str,Vec2f& vec) {
                const char *btoken=next_btoken(const_cast<char*>(str));
                char *etoken= next_etoken(btoken);
                vec[0] = strtod(btoken,0);
                btoken=next_btoken(etoken);
                etoken=next_etoken(btoken);
                vec[1] = strtod(btoken,0);
        }

        void parse(const char* str,Vec3f& vec) {
   /* Establish string and get the first token: */
                const char *btoken=next_btoken(const_cast<char*>(str));
                char *etoken= next_etoken(btoken);
                vec[0] = strtod(btoken,0);
                btoken=next_btoken(etoken);
                etoken=next_etoken(btoken);
                vec[1] = strtod(btoken,0);
                btoken=next_btoken(etoken);
                etoken=next_etoken(btoken);
                vec[2] = strtod(btoken,0);
        }


        void parse(const char* str,Vec4f& vec) {
   /* Establish string and get the first token: */
                const char *btoken=next_btoken(const_cast<char*>(str));
                char *etoken= next_etoken(btoken);
                vec[0] = strtod(btoken,0);
                btoken=next_btoken(etoken);
                etoken=next_etoken(btoken);
                vec[1] = strtod(btoken,0);
                btoken=next_btoken(etoken);
                etoken=next_etoken(btoken);
                vec[2] = strtod(btoken,0);
                btoken=next_btoken(etoken);
                etoken=next_etoken(btoken);
                vec[3] = strtod(btoken,0);
        }

        void parse(const char* str,vector<float>& v) {
                const char *btoken=next_btoken(const_cast<char*>(str));
                char *etoken= next_etoken(btoken);
                while(etoken>btoken)
                {
                        v.push_back(strtod(btoken,0));
                        btoken=next_btoken(etoken);
                        etoken=next_etoken(btoken);
                }
        }

        void parse(const char* str,vector<double>& v) {
                const char *btoken=next_btoken(const_cast<char*>(str));
                char *etoken= next_etoken(btoken);
                while(etoken>btoken)
                {
                        v.push_back(strtod(btoken,0));
                        btoken=next_btoken(etoken);
                        etoken=next_etoken(btoken);
                }
        }

  void parse(const char* str,vector<Vec2f>& v) {
                const char *btoken=next_btoken(const_cast<char*>(str));
                char *etoken= next_etoken(btoken);
                while(etoken>btoken)
                {
                        Vec2f vec;
                        vec[0] = strtod(btoken,0);
                        btoken=next_btoken(etoken);
                        etoken=next_etoken(btoken);
                        vec[1] = strtod(btoken,0);
                        btoken=next_btoken(etoken);
                        etoken=next_etoken(btoken);
                        v.push_back(vec);
                }
        }

        void parse(const char* str,vector<Vec3f>& v) {
   /* Establish string and get the first token: */
                const char *btoken=next_btoken(const_cast<char*>(str));
                char *etoken= next_etoken(btoken);
                while(etoken>btoken)
                {
                        Vec3f vec;
                        vec[0] = strtod(btoken,0);
                        btoken=next_btoken(etoken);
                        etoken=next_etoken(btoken);
                        vec[1] = strtod(btoken,0);
                        btoken=next_btoken(etoken);
                        etoken=next_etoken(btoken);
                        vec[2] = strtod(btoken,0);
                        btoken=next_btoken(etoken);
                        etoken=next_etoken(btoken);
                        v.push_back(vec);
                }
        }

        void parse(const char* str,vector<int>& v) 
        {
                const char *btoken=next_btoken(const_cast<char*>(str));
                char *etoken= next_etoken(btoken);
                while(etoken>btoken)
                        {
                                v.push_back(strtol(btoken,0,10));
                                btoken=next_btoken(etoken);
                                etoken=next_etoken(btoken);
                        }
        }
        
}