jiri/LA_library
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jiri
2005-02-14 00:10:07 +00:00
parent ac8afe89ad
commit 6150e1b9c6
14 changed files with 513 additions and 62 deletions
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53
vec.cc
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@@ -1,5 +1,14 @@
#include <iostream>
#include "vec.h"
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
extern "C" {
extern ssize_t read(int, void *, size_t);
extern ssize_t write(int, const void *, size_t);
}
//////////////////////////////////////////////////////////////////////////////
//// forced instantization in the corespoding object file
@@ -10,9 +19,13 @@ template istream & operator>>(istream &s, NRVec< T > &x); \
INSTANTIZE(double)
INSTANTIZE(complex<double>)
INSTANTIZE(int)
INSTANTIZE(unsigned int)
INSTANTIZE(short)
INSTANTIZE(unsigned short)
INSTANTIZE(char)
INSTANTIZE(unsigned char)
template NRVec<double>;
template NRVec< complex<double> >;
template NRVec<complex<double> >;
template NRVec<int>;
template NRVec<char>;
@@ -36,7 +49,7 @@ NRVec<T>::NRVec(const NRMat<T> &rhs)
// ostream << NRVec
// formatted I/O
template <typename T>
ostream & operator<<(ostream &s, const NRVec<T> &x)
{
@@ -48,7 +61,6 @@ ostream & operator<<(ostream &s, const NRVec<T> &x)
return s;
}
// istream >> NRVec
template <typename T>
istream & operator>>(istream &s, NRVec<T> &x)
{
@@ -60,6 +72,39 @@ istream & operator>>(istream &s, NRVec<T> &x)
return s;
}
//raw I/O
template <typename T>
void NRVec<T>::put(int fd, bool dim) const
{
errno=0;
int pad=1; //align at least 8-byte
if(dim)
{
if(sizeof(int) != write(fd,&nn,sizeof(int))) laerror("cannot write");
if(sizeof(int) != write(fd,&pad,sizeof(int))) laerror("cannot write");
}
LA_traits<T>::multiput(nn,fd,v,dim);
}
template <typename T>
void NRVec<T>::get(int fd, bool dim)
{
int nn0[2]; //align at least 8-byte
errno=0;
if(dim)
{
if(2*sizeof(int) != read(fd,&nn0,2*sizeof(int))) laerror("cannot read");
resize(nn0[0]);
}
else
copyonwrite();
LA_traits<T>::multiget(nn,fd,v,dim);
}
// formatted print for NRVec
template<typename T>
void NRVec<T>::fprintf(FILE *file, const char *format, const int modulo) const
@@ -68,7 +113,7 @@ void NRVec<T>::fprintf(FILE *file, const char *format, const int modulo) const
}
// formatted scan for NRVec
template <class T>
template <typename T>
void NRVec<T>::fscanf(FILE *f, const char *format)
{
int n;