Page Menu
Home
c4science
Search
Configure Global Search
Log In
Files
F78727705
rowmatrix.cpp
No One
Temporary
Actions
Download File
Edit File
Delete File
View Transforms
Subscribe
Mute Notifications
Award Token
Subscribers
None
File Metadata
Details
File Info
Storage
Attached
Created
Thu, Aug 22, 15:48
Size
4 KB
Mime Type
text/x-c
Expires
Sat, Aug 24, 15:48 (2 d)
Engine
blob
Format
Raw Data
Handle
19699589
Attached To
rLAMMPS lammps
rowmatrix.cpp
View Options
/*
*_________________________________________________________________________*
* POEMS: PARALLELIZABLE OPEN SOURCE EFFICIENT MULTIBODY SOFTWARE *
* DESCRIPTION: SEE READ-ME *
* FILE NAME: rowmatrix.cpp *
* AUTHORS: See Author List *
* GRANTS: See Grants List *
* COPYRIGHT: (C) 2005 by Authors as listed in Author's List *
* LICENSE: Please see License Agreement *
* DOWNLOAD: Free at www.rpi.edu/~anderk5 *
* ADMINISTRATOR: Prof. Kurt Anderson *
* Computational Dynamics Lab *
* Rensselaer Polytechnic Institute *
* 110 8th St. Troy NY 12180 *
* CONTACT: anderk5@rpi.edu *
*_________________________________________________________________________*/
#include "rowmatrix.h"
#include "colmatrix.h"
#include <iostream>
#include <cstdlib>
using namespace std;
RowMatrix::RowMatrix(){
numcols = 0;
elements = 0;
}
RowMatrix::~RowMatrix(){
delete [] elements;
}
RowMatrix::RowMatrix(const RowMatrix& A){ // copy constructor
numcols = 0;
elements = 0;
Dim(A.numcols);
for(int i=0;i<numcols;i++)
elements[i] = A.elements[i];
}
RowMatrix::RowMatrix(const VirtualRowMatrix& A){ // copy constructor
numcols = 0;
elements = 0;
Dim(A.GetNumCols());
for(int i=0;i<numcols;i++)
elements[i] = A.BasicGet(i);
}
RowMatrix::RowMatrix(const VirtualMatrix& A){ // copy constructor
if( A.GetNumRows() != 1 ){
cerr << "error trying to write a 2D matrix to a collumn" << endl;
exit(1);
}
numcols = 0;
elements = 0;
Dim(A.GetNumCols());
for(int i=0;i<numcols;i++)
elements[i] = A.BasicGet(i,0);
}
RowMatrix::RowMatrix(int n){ // size constructor
numcols = 0;
elements = 0;
Dim(n);
}
void RowMatrix::Dim(int n){
delete [] elements;
numcols = n;
elements = new double [n];
}
void RowMatrix::Const(double value){
for(int i=0;i<numcols;i++)
elements[i] = value;
}
double& RowMatrix::operator_1int (int i){ // array access
if((i>numcols) || (i<1)){
cerr << "matrix index invalid in operator ()" << endl;
exit(1);
}
return elements[i-1];
}
double RowMatrix::Get_1int(int i) const{
if((i>numcols) || (i<1)){
cerr << "matrix index exceeded in Get" << endl;
exit(1);
}
return elements[i-1];
}
void RowMatrix::Set_1int(int i, double value){
if((i>numcols) || (i<1)){
cerr << "matrix index exceeded in Set" << endl;
exit(1);
}
elements[i-1] = value;
}
double RowMatrix::BasicGet_1int(int i) const{
return elements[i];
}
void RowMatrix::BasicSet_1int(int i, double value){
elements[i] = value;
}
void RowMatrix::BasicIncrement_1int(int i, double value){
elements[i] += value;
}
MatrixType RowMatrix::GetType() const{
return ROWMATRIX;
}
istream& RowMatrix::ReadData(istream& c){
int n;
c >> n;
Dim(n);
for(int i=0;i<n;i++)
c >> elements[i];
return c;
}
ostream& RowMatrix::WriteData(ostream& c) const{ //output
c << numcols << ' ';
for(int i=0;i<numcols;i++)
c << elements[i] << ' ';
return c;
}
void RowMatrix::AssignVM(const VirtualMatrix& A){
if( A.GetNumRows() != 1 ){
cerr << "error trying to write a 2D matrix to a collumn" << endl;
exit(1);
}
Dim( A.GetNumCols() );
for(int i=0;i<numcols;i++)
elements[i] = A.BasicGet(0,i);
}
RowMatrix& RowMatrix::operator=(const RowMatrix& A){ // assignment operator
Dim(A.numcols);
for(int i=0;i<numcols;i++)
elements[i] = A.elements[i];
return *this;
}
RowMatrix& RowMatrix::operator=(const VirtualRowMatrix& A){ // overloaded =
Dim( A.GetNumCols() );
for(int i=0;i<numcols;i++)
elements[i] = A.BasicGet(i);
return *this;
}
RowMatrix& RowMatrix::operator=(const VirtualMatrix& A){ // overloaded =
if( A.GetNumRows() != 1 ){
cerr << "error trying to write a 2D matrix to a collumn" << endl;
exit(1);
}
Dim( A.GetNumCols() );
for(int i=0;i<numcols;i++)
elements[i] = A.BasicGet(0,i);
return *this;
}
RowMatrix& RowMatrix::operator*=(double b){
for(int i=0;i<numcols;i++)
elements[i] *= b;
return *this;
}
Event Timeline
Log In to Comment