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Library 5

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This commit is contained in:
Alessandro Ferro
2021-05-28 12:43:27 +02:00
parent 31f7ae9b35
commit d2357d45a6
3 changed files with 133 additions and 50 deletions
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23
librerie/exercise5/matrix/vec/matrixvec.cpp
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@ -13,7 +13,7 @@ template <typename Data>
MatrixVec<Data>::MatrixVec(const MatrixVec& toCopy){
rows = toCopy.rows;
columns = toCopy.columns;
size = toCopy.rows * toCopy.columns;
size = toCopy.size;
Elements = new Data[size]{};
for(ulong i=0 ; i<size ; ++i){
Elements[i] = toCopy.Elements[i];
@ -38,7 +38,7 @@ MatrixVec& MatrixVec<Data>::operator=(const MatrixVec& toCopy){
Clear();
rows = toCopy.rows;
columns = toCopy.columns;
size = toCopy.rows * toCopy.columns;
size = toCopy.size;
Elements = new Data[size]{};
for(ulong i=0 ; i<size ; ++i){
Elements[i] = toCopy.Elements[i];
@ -77,28 +77,17 @@ void MatrixVec<Data>::RowResize(const ulong newdim){
template <typename Data>
void MatrixVec<Data>::ColumnResize(const ulong& new_column_dim){
if(new_column_dim == 0){
Clear();
}
else if(new_column_dim != columns){
ulong limit = (new_column_dim < columns)? new_column_dim : columns;
Data* tmp = new Data[rows * new_column_dim]{};
if(new_column_dim > columns){
for(ulong i=0 ; i<r ; ++i){
for(ulong j=0 ; j<new_column_dim ; ++j){
if(ExistsCell(i,j)) tmp[(i*new_column_dim)+j] = (*this)(i,j);
}
}
}else if(new_column_dim < columns){
for(ulong i=0 ; i<r ; ++i){
for(ulong j=0 ; j<new_column_dim ; ++j){
tmp[(i*new_column_dim)+j] = (*this)(i,j);
}
for(ulong i=0 ; i<r ; ++i){
for(ulong j=0 ; j<limit ; ++j){
tmp[(i*new_column_dim)+j] = (*this)(i,j);
}
}
size = rows * new_column_dim;
columns = new_column_dim;
std::swap(Elements, tmp);