init commit

backprop/synapseMatrix.cpp

@@ -0,0 +1,88 @@
+#include "synapseMatrix.h"
+
+SynapseMatrix::SynapseMatrix(){
+    nbrLine = 0;
+    nbrCol = 0;
+}
+
+SynapseMatrix::SynapseMatrix(unsigned int nbrL, unsigned int nbrC){
+    nbrLine = nbrL;
+    nbrCol = nbrC;
+    createMatrix(nbrLine,nbrCol);
+}
+
+void SynapseMatrix::createMatrix(unsigned int line,unsigned int col){
+    matrix = new Synapse*[line];
+    for(unsigned int i=0 ; i<line; ++i){
+        matrix[i] = new Synapse[col];
+    }
+}
+
+unsigned int SynapseMatrix::getLineCount() const{
+    return nbrLine;
+}
+
+unsigned int SynapseMatrix::getColumnCount() const{
+    return nbrCol;
+}
+
+Synapse& SynapseMatrix::operator()(const unsigned int i,const unsigned int j) const throw(const unsigned int,std::string){
+    if(nbrLine==0 || nbrCol==0)
+        throw(std::string("Access on non initialized matrix"));
+    if(i>(getLineCount()-1))
+        throw(i);
+    if(j>(getColumnCount()-1))
+        throw(j);
+    return matrix[i][j];
+}
+
+void SynapseMatrix::randomize(){
+    //  cout << "            -> randomize " << this << endl;
+    unsigned int nbrL = getLineCount();
+    unsigned int nbrC = getColumnCount();
+    srand(static_cast<unsigned>(time(0)));
+    for(unsigned int i=0 ; i < nbrL ; ++i)
+        for(unsigned int j=0 ; j < nbrC ; ++j){
+            (*this)(i,j).setRandomWeight();
+        }
+}
+
+void SynapseMatrix::deleteMatrix(){
+    unsigned int nbrL = getLineCount();
+    unsigned int nbrC = getColumnCount();
+    if(nbrL&&nbrC){
+        for(unsigned int i=0 ; i < nbrL ; ++i)
+            delete[] matrix[i];
+        delete[] matrix;
+    }
+}
+
+SynapseMatrix::~SynapseMatrix(){
+    deleteMatrix();
+}
+
+SynapseMatrix& SynapseMatrix::operator =(const SynapseMatrix& s){
+    if(this!=&s){
+        deleteMatrix();
+        nbrLine = s.getLineCount();
+        nbrCol = s.getColumnCount();
+        createMatrix(nbrLine,nbrCol);
+        for(unsigned int i=0 ; i < nbrLine ; ++i)
+            for(unsigned int j=0 ; j < nbrCol ; ++j){
+                (*this)(i,j) = s(i,j);
+            }
+    }
+    return *this;
+}
+
+ostream & operator<<(ostream & os,const SynapseMatrix & mat){
+    unsigned int nbrC = mat.getColumnCount();
+    unsigned int nbrL = mat.getLineCount();
+    for(unsigned int i=0 ; i < nbrL ; ++i){
+        for(unsigned int j=0 ; j < nbrC ; ++j){
+            os << setw(6) << mat(i,j) << " ";
+        }
+        os << endl;
+    }
+    return os;
+}