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improved dio handler

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2025-03-10 07:06:36 -10:00 • committed by Lev Nachmanson
parent 30021dd74f
commit 6f7b749ff9
11 changed files with 885 additions and 544 deletions
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17
src/math/lp/static_matrix.h
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@ -93,16 +93,9 @@ public:
operator T () const { return m_matrix.get_elem(m_row, m_col); }
};
class ref_row {
const static_matrix & m_matrix;
unsigned m_row;
public:
ref_row(const static_matrix & m, unsigned row): m_matrix(m), m_row(row) {}
T operator[](unsigned col) const { return m_matrix.get_elem(m_row, col); }
};
public:
const auto & operator[](unsigned i) const { return m_rows[i]; }
const T & get_val(const column_cell & c) const {
return m_rows[c.var()][c.offset()].coeff();
}
@ -145,6 +138,11 @@ public:
void add_columns_up_to(unsigned j) { while (j >= column_count()) add_column(); }
void remove_element(std_vector<row_cell<T>> & row, row_cell<T> & elem_to_remove);
void remove_element(unsigned ei, row_cell<T> & elem_to_remove) {
remove_element(m_rows[ei], elem_to_remove);
}
void multiply_column(unsigned column, T const & alpha) {
for (auto & t : m_columns[column]) {
@ -452,7 +450,6 @@ public:
return column_container(j, *this);
}
ref_row operator[](unsigned i) const { return ref_row(*this, i);}
typedef T coefftype;
typedef X argtype;
};