---

FRowSMatrix.hpp

#ifndef __FRowSMatrix_H__
#define __FRowSMatrix_H__


#include <stdio.h>
#include "FloatVector.hpp"
#include "FloatVectorT.hpp"

#include "AFSymMatrix.hpp"

class FRowSMatrix : public AFSymMatrix
{
private:
        
FloatVector**           row;                                    // horizontal rows

public:
        
FRowSMatrix(int asize, float val=0.0);
FRowSMatrix(const FRowSMatrix& v);
FRowSMatrix operator=(const FRowSMatrix& v);

virtual ~FRowSMatrix();

virtual AFloatMatrix* copy();
virtual AFloatMatrix* t(AFloatMatrix* result=0){return 0;}

// base 0
void set0Row(int i, FloatVector* v){row[i]= v;}
FloatVector* get0Row(int i){ return row[i]; }

virtual void set0(int i, int j, float value){ row[j]->set0(i, value); }
virtual float get0(int i, int j){ return row[j]->get0(i); }

// base 1
void setRow(int i, FloatVector* v){row[i-1]= v;}
FloatVector* getRow(int i){ return row[i-1]; }

virtual void set(int i, int j, float value){ row[j-1]->set(i, value); }
virtual float get(int i, int j){ return row[j-1]->get(i); }

// computations

virtual void setAll(float value=0.0);

virtual float det();
virtual float trace();

virtual float norme2();
virtual float sum();

virtual float minimum();
virtual float maximum();
virtual float sigma();

// scalar single operations
void operator*=(float value);
void operator/=(float value);

virtual void add(float value);
virtual void subst(float value);
virtual void mult(float value);
virtual void div(float value);

// vector single operations
void operator+=(const FRowSMatrix& m);
void operator-=(const FRowSMatrix& m);

virtual void add(AFloatMatrix& m);
virtual void subst(AFloatMatrix& m);

// u= A*v including implicit transposition
virtual FloatVector* mult_Av(FloatVector* v, FloatVector* result=0);
virtual FloatVector* mult_ATv(FloatVector* v, FloatVector* result=0);
// u= v*A
virtual FloatVector* mult_vA(FloatVector* v, FloatVector* result=0)     { return mult_ATv(v, result); }
virtual FloatVector* mult_vAT(FloatVector* vt, FloatVector* result=0){ return mult_Av(vt, result); }

// sub vector usage
// u= A*v
FloatVector* mult_Av(FloatVector* v, int col0, int row0, bool incremental=false, FloatVector* result=0);
FloatVector* mult_ATv(FloatVector* v, int col0, int row0, bool incremental=false, FloatVector* result=0);
// u= v*A
FloatVector* mult_vA(FloatVector* v, int row0, int col0, bool incremental=false, FloatVector* result=0)
                        { return mult_ATv(v, col0, row0, incremental, result); }
FloatVector* mult_vAT(FloatVector* vt, int row0, int col0, bool incremental=false, FloatVector* result=0)
                        { return mult_Av(vt, col0, row0, incremental, result); }

// friends
friend FloatVectorT operator*(const FloatVectorT& vt, const FRowSMatrix& m);    
friend FloatVector operator*(const FRowSMatrix& m, const FloatVector& v);       

virtual void output();
virtual void output(FILE* file);
};

#endif


         

Restoreinpaint sourceforge project `C++/Java Image Processing, Restoration, Inpainting Project'.

Bernard De Cuyper: Open Project Leader: Concept, design and development. Bernard De Cuyper & Eddy Fraiha 2002, 2003. Bernard De Cuyper 2004. Open and free, for friendly usage only. Modifications on Belgium ground of this piece of artistic work, by governement institutions or companies, must be notified to Bernard De Cuyper.