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cleanup lp_bound_propagator.h

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2020-06-30 15:04:04 -07:00
parent b996bc1f02
commit cb3ebac3dd
1 changed files with 3 additions and 11 deletions
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14
src/math/lp/lp_bound_propagator.h
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@ -9,14 +9,6 @@
namespace lp {
template <typename T>
class lp_bound_propagator {
typedef std::pair<int, mpq> var_offset;
typedef pair_hash<int_hash, obj_hash<mpq> > var_offset_hash;
typedef map<var_offset, unsigned, var_offset_hash, default_eq<var_offset> > var_offset2row_id;
typedef std::pair<mpq, bool> value_sort_pair;
var_offset2row_id m_var_offset2row_id;
struct mpq_eq { bool operator()(const mpq& a, const mpq& b) const {return a == b;}};
// vertex represents a pair (row,x) or (row,y) for an offset row.
// The set of all pair are organised in a tree.
// The edges of the tree are of the form ((row,x), (row, y)) for an offset row,
@ -79,9 +71,9 @@ class lp_bound_propagator {
// we are going to check with the m_fixed_var_tables.
vertex* m_fixed_vertex;
// a pair (o, j) belongs to m_vals_to_verts iff x[j] = x[m_root->column()] + o
map<mpq, vertex*, obj_hash<mpq>, mpq_eq> m_vals_to_verts;
map<mpq, vertex*, obj_hash<mpq>, default_eq<mpq>> m_vals_to_verts;
// a pair (o, j) belongs to m_vals_to_verts_neg iff -x[j] = x[m_root->column()] + o
map<mpq, vertex*, obj_hash<mpq>, mpq_eq> m_vals_to_verts_neg;
map<mpq, vertex*, obj_hash<mpq>, default_eq<mpq>> m_vals_to_verts_neg;
// these maps map a column index to the corresponding index in ibounds
std::unordered_map<unsigned, unsigned> m_improved_lower_bounds;
std::unordered_map<unsigned, unsigned> m_improved_upper_bounds;
@ -299,7 +291,7 @@ public:
return m_imp.is_equal(col_to_imp(j), col_to_imp(k));
}
void check_for_eq_and_add_to_val_table(vertex* v, map<mpq, vertex*, obj_hash<mpq>, mpq_eq>& table) {
void check_for_eq_and_add_to_val_table(vertex* v, map<mpq, vertex*, obj_hash<mpq>, default_eq<mpq>>& table) {
vertex *k; // the other vertex
if (table.find(val(v), k)) {
TRACE("cheap_eq", tout << "found k " ; k->print(tout) << "\n";);