//---------------------------------------------------------------------------
void foutstream::open_deffo_stream(char* file,int mod)
{
if( is_open_file ) close_deffo_stream();
of_stream.open(file);
if( !of_stream )
{
cout << "Failed to open file!" << file << std::endl;
return ;
}
out_stream = &of_stream;
output_file = string(file);
is_open_file = true;
}
int main(int argc, char** argv)
{
long double timer;
struct timeval start, end;
gettimeofday(&start, NULL);
//将输入文件名记录在infile中
string in_file;
if(argc > 1)
{
in_file = argv[1];
}
else
{
cout << "请输入用户输入参数文本文件名： " << endl;
in_file = "input.dat";
cout << in_file << endl;
};
//将输入文件名记录在outfile中
string out_file;
if(argc > 2)
{
out_file = argv[2];
}
else
{
cout << "请输入程序运行记录及输出文本文件名： " << endl;
out_file = "output.dat";
cout << out_file << endl;
};
//开始计算
//确定输出文件
if( out_file.size() > 0 ) open_deffo_stream( (char*)out_file.c_str() );
//-----------------------------------------------------------------------------------------------------------------------------------------
//定义计算样本
Neca *Compute = new Neca;
int samples_count = 0; //执行样本计数器
int samples_num=1; //设定样本数，最少为1
do //执行每个样本
{
//-----------------------------------------------------------------------------------------------
//计算样本数累计
samples_count++;
//-----------------------------------------------------------------------------------------------
//打开用户输入参数文本文件
ifstream infile;
infile.open(in_file.c_str());
if(!infile) { hout << "不能打开输入文件: " << in_file << endl; return 0; }
//---------------------------------------------------------------------------------------------
string s; //读入信息一行
getline(infile,s); //跳过注释行
while(!infile.eof() && s.substr(0,1)=="%") getline(infile,s);
istringstream istr(s); //读取计算样本数信息
istr >> samples_num;
if(samples_num<1) { hout << "样本数输入错误！请检查！ " << endl; return 0; }
//----------------------------------------------------------------------------------------------
//计算样本
if(Compute->Begin(infile, samples_count)==0) return 0;
//----------------------------------------------------------------------------------------------
}while(samples_count<samples_num);
//删除计算样本
delete Compute;
//-----------------------------------------------------------------------------------------------------------------------------------------
//输出真实时间
gettimeofday( &end, NULL);
timer = end.tv_sec-start.tv_sec+(end.tv_usec-start.tv_usec)/1000000.0;
hout << "真实计算总共耗时：" << timer << "秒" << endl;
//-----------------------------------------------------------------------------------------------------------------------------------------
//关闭输出文件
close_deffo_stream();
return 1;
}