58 lines
1.6 KiB
C++
Executable File
58 lines
1.6 KiB
C++
Executable File
//
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// Created by gfuse on 04/06/22.
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//
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#ifndef P_46_TANGUNT_BUG_OBSTACLE_AVOIDANCE_READ_HPP
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#define P_46_TANGUNT_BUG_OBSTACLE_AVOIDANCE_READ_HPP
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#include <vector>
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#include <sys/types.h>
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#include <sys/stat.h>
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template<typename T,int N>
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class DATA_FILE
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{
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public:
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DATA_FILE(std::string path){
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in_ =fopen(path.c_str(),"r+");
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assert(in_ && "path is empty in DATA_FILE. Please notice you need to specify the path from project directory like /data/data.txt");
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/* out_=fopen("/result.txt").c_str(),"w+");
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assert(out_ && "path is empty in DATA_FILE");
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chmod((std::string(getenv("HOME"))+"/result.txt").c_str(), ACCESSPERMS);*/
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};
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~DATA_FILE(){
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fclose(in_);
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// fclose(out_);
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};
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bool read(std::array<T,N>& in){
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double count=0;
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if(fscanf(in_,"%le",&count)<1)return false;
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for(int i=0;i<N;++i){
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T value;
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fscanf(in_,",%f",&value);
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in.at(i)=value;
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}
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fscanf(in_,"\n");
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return true;
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};
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void write(std::array<T,N>& out){
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fprintf(out_,"%ld,",count);
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for(int i=0;i<N;++i)fprintf(out_,"%f,",out[i]);
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fprintf(out_,"\n");
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++count;
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};
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void write(std::array<T,N>& out,T& error){
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fprintf(out_,"%ld,",count);
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for(int i=0;i<N;++i)fprintf(out_,"%f,",out[i]);
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fprintf(out_,", ,");
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fprintf(out_,"%f,",error);
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fprintf(out_,"\n");
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++count;
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};
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private:
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FILE* in_;
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FILE* out_;
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size_t count=0;
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};
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#endif //P_46_TANGUNT_BUG_OBSTACLE_AVOIDANCE_READ_HPP
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