Update for windows compatibility
git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@359 331e1502-861f-0410-8da2-ba01fb791d7f
This commit is contained in:
parent
5446af5e31
commit
f9693d1e1c
229 changed files with 3759 additions and 2398 deletions
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@ -18,95 +18,111 @@
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#define MAXINT 1000000
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void EdgeXover :: build_map (const Route & __par1, const Route & __par2) {
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void
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EdgeXover :: build_map (const Route & __par1, const Route & __par2)
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{
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unsigned len = __par1.size () ;
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unsigned int len = __par1.size () ;
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/* Initialization */
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_map.clear () ;
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_map.resize (len) ;
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for (unsigned i = 0 ; i < len ; i ++) {
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_map [__par1 [i]].insert (__par1 [(i + 1) % len]) ;
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_map [__par2 [i]].insert (__par2 [(i + 1) % len]) ;
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_map [__par1 [i]].insert (__par1 [(i - 1 + len) % len]) ;
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_map [__par2 [i]].insert (__par2 [(i - 1 + len) % len]) ;
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}
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for (unsigned int i = 0 ; i < len ; i ++)
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{
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_map [__par1 [i]].insert (__par1 [(i + 1) % len]) ;
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_map [__par2 [i]].insert (__par2 [(i + 1) % len]) ;
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_map [__par1 [i]].insert (__par1 [(i - 1 + len) % len]) ;
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_map [__par2 [i]].insert (__par2 [(i - 1 + len) % len]) ;
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}
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visited.clear () ;
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visited.resize (len, false) ;
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}
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void EdgeXover :: remove_entry (unsigned __vertex, std :: vector <std :: set <unsigned> > & __map) {
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void
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EdgeXover :: remove_entry (unsigned int __vertex, std :: vector <std :: set <unsigned int> > & __map)
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{
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std :: set <unsigned> & neigh = __map [__vertex] ;
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std :: set <unsigned int> & neigh = __map [__vertex] ;
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for (std :: set <unsigned> :: iterator it = neigh.begin () ;
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it != neigh.end () ;
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it ++)
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__map [* it].erase (__vertex) ;
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for (std :: set <unsigned int> :: iterator it = neigh.begin () ; it != neigh.end () ; it ++)
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{
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__map [* it].erase (__vertex) ;
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}
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}
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void EdgeXover :: add_vertex (unsigned __vertex, Route & __child) {
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void
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EdgeXover :: add_vertex (unsigned int __vertex, Route & __child)
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{
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visited [__vertex] = true ;
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__child.push_back (__vertex) ;
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remove_entry (__vertex, _map) ; /* Removing entries */
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}
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void EdgeXover :: cross (const Route & __par1, const Route & __par2, Route & __child) {
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void
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EdgeXover :: cross (const Route & __par1, const Route & __par2, Route & __child) {
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build_map (__par1, __par2) ;
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unsigned len = __par1.size () ;
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unsigned int len = __par1.size () ;
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/* Go ! */
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__child.clear () ;
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unsigned cur_vertex = rng.random (len) ;
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unsigned int cur_vertex = rng.random (len) ;
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add_vertex (cur_vertex, __child) ;
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for (unsigned i = 1 ; i < len ; i ++) {
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for (unsigned int i = 1 ; i < len ; i ++) {
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unsigned len_min_entry = MAXINT ;
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unsigned int len_min_entry = MAXINT ;
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std :: set <unsigned> & neigh = _map [cur_vertex] ;
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std :: set <unsigned int> & neigh = _map [cur_vertex] ;
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for (std :: set <unsigned> :: iterator it = neigh.begin () ;
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it != neigh.end () ;
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it ++) {
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unsigned l = _map [* it].size () ;
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if (len_min_entry > l)
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len_min_entry = l ;
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}
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for (std :: set <unsigned int> :: iterator it = neigh.begin () ; it != neigh.end () ; it ++)
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{
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unsigned int l = _map [* it].size () ;
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if (len_min_entry > l)
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{
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len_min_entry = l ;
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}
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}
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std :: vector <unsigned> cand ; /* Candidates */
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std :: vector <unsigned int> cand ; /* Candidates */
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for (std :: set <unsigned> :: iterator it = neigh.begin () ;
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it != neigh.end () ;
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it ++) {
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unsigned l = _map [* it].size () ;
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if (len_min_entry == l)
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cand.push_back (* it) ;
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}
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for (std :: set <unsigned> :: iterator it = neigh.begin () ; it != neigh.end () ; it ++)
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{
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unsigned int l = _map [* it].size () ;
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if (len_min_entry == l)
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{
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cand.push_back (* it) ;
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}
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}
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if (! cand.size ()) {
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/* Oh no ! Implicit mutation */
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for (unsigned j = 0 ; j < len ; j ++)
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if (! visited [j])
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cand.push_back (j) ;
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}
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if (! cand.size ())
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{
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/* Oh no ! Implicit mutation */
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for (unsigned int j = 0 ; j < len ; j ++)
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{
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if (! visited [j])
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{
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cand.push_back (j) ;
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}
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}
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}
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cur_vertex = cand [rng.random (cand.size ())] ;
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add_vertex (cur_vertex, __child) ;
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}
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}
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bool EdgeXover :: operator () (Route & __route1, Route & __route2) {
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bool
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EdgeXover :: operator () (Route & __route1, Route & __route2)
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{
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// Init. copy
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Route par [2] ;
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@ -20,7 +20,8 @@
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#include "route.h"
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/** Edge Crossover */
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class EdgeXover : public eoQuadOp <Route> {
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class EdgeXover : public eoQuadOp <Route>
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{
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public :
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@ -30,14 +31,14 @@ private :
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void cross (const Route & __par1, const Route & __par2, Route & __child) ; /* Binary */
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void remove_entry (unsigned __vertex, std :: vector <std :: set <unsigned> > & __map) ;
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void remove_entry (unsigned int __vertex, std :: vector <std :: set <unsigned> > & __map) ;
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/* Updating the map of entries */
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void build_map (const Route & __par1, const Route & __par2) ;
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void add_vertex (unsigned __vertex, Route & __child) ;
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void add_vertex (unsigned int __vertex, Route & __child) ;
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std :: vector <std :: set <unsigned> > _map ; /* The handled map */
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std :: vector <std :: set <unsigned int> > _map ; /* The handled map */
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std :: vector <bool> visited ; /* Vertices that are already visited */
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@ -19,61 +19,71 @@ namespace Graph {
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static std :: vector <std :: pair <double, double> > vectCoord ; // Coordinates
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static std :: vector <std :: vector <unsigned> > dist ; // Distances Mat.
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static std :: vector <std :: vector <unsigned int> > dist ; // Distances Mat.
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unsigned size () {
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unsigned size ()
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{
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return dist.size () ;
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}
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void computeDistances () {
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void computeDistances ()
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{
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// Dim.
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unsigned numCities = vectCoord.size () ;
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unsigned int numCities = vectCoord.size () ;
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dist.resize (numCities) ;
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for (unsigned i = 0 ; i < dist.size () ; i ++)
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dist [i].resize (numCities) ;
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for (unsigned int i = 0 ; i < dist.size () ; i ++)
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{
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dist [i].resize (numCities) ;
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}
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// Computations.
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for (unsigned i = 0 ; i < dist.size () ; i ++)
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for (unsigned j = i + 1 ; j < dist.size () ; j ++) {
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double distX = vectCoord [i].first - vectCoord [j].first ;
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double distY = vectCoord [i].second - vectCoord [j].second ;
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dist [i] [j] = dist [j] [i] = (unsigned) (sqrt ((float) (distX * distX + distY * distY)) + 0.5) ;
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for (unsigned int i = 0 ; i < dist.size () ; i ++)
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{
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for (unsigned int j = i + 1 ; j < dist.size () ; j ++)
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{
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double distX = (double)(vectCoord [i].first - vectCoord [j].first) ;
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double distY = (double)(vectCoord [i].second - vectCoord [j].second) ;
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dist [i] [j] = dist [j] [i] = (unsigned) (sqrt ((float) (distX * distX + distY * distY)) + 0.5) ;
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}
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}
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}
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void load (const char * __fileName) {
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void load (const char * __fileName)
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{
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std :: ifstream f (__fileName) ;
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std :: cout << ">> Loading [" << __fileName << "]" << std :: endl ;
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if (f) {
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unsigned num_vert ;
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f >> num_vert ;
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vectCoord.resize (num_vert) ;
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for (unsigned i = 0 ; i < num_vert ; i ++)
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f >> vectCoord [i].first >> vectCoord [i].second ;
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if (f)
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{
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unsigned int num_vert ;
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f >> num_vert ;
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vectCoord.resize (num_vert) ;
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for (unsigned int i = 0 ; i < num_vert ; i ++)
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{
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f >> vectCoord [i].first >> vectCoord [i].second ;
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}
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f.close () ;
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computeDistances () ;
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}
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else {
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std :: cout << __fileName << " doesn't exist !!!" << std :: endl ;
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// Bye !!!
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exit (1) ;
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}
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f.close () ;
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computeDistances () ;
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}
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else
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{
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std :: cout << __fileName << " doesn't exist !!!" << std :: endl ;
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// Bye !!!
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exit (1) ;
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}
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}
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float distance (unsigned __from, unsigned __to) {
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return dist [__from] [__to] ;
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float distance (unsigned int __from, unsigned int __to)
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{
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return (float)(dist [__from] [__to]) ;
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}
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}
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@ -15,16 +15,16 @@
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#include <vector>
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#include <utility>
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namespace Graph {
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namespace Graph
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{
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void load (const char * __file_name) ;
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/* Loading cities
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(expressed by their coordinates)
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from the given file name */
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float distance (unsigned __from, unsigned __to) ;
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float distance (unsigned int __from, unsigned int __to) ;
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unsigned size () ; // How many cities ?
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unsigned int size () ; // How many cities ?
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}
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#endif
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Binary file not shown.
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@ -14,10 +14,12 @@
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#include <utils/eoRNG.h>
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template <class T> void mix (std :: vector <T> & __vect) {
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for (unsigned i = 0 ; i < __vect.size () ; i ++)
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std :: swap (__vect [i], __vect [rng.random (__vect.size ())]) ;
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template <class T> void mix (std :: vector <T> & __vect)
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{
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for (unsigned int i = 0 ; i < __vect.size () ; i ++)
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{
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std :: swap (__vect [i], __vect [rng.random (__vect.size ())]) ;
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}
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}
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#endif
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@ -10,43 +10,46 @@
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*/
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#include <assert.h>
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#include <vector.h>
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#include <vector>
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#include <utils/eoRNG.h>
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#include "order_xover.h"
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#include "route_valid.h"
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void OrderXover :: cross (const Route & __par1, const Route & __par2, Route & __child) {
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void OrderXover :: cross (const Route & __par1, const Route & __par2, Route & __child)
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{
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unsigned cut = rng.random (__par1.size ()) ;
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unsigned int cut = rng.random (__par1.size ()) ;
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/* To store vertices that have
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already been crossed */
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vector<bool> v;
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std::vector<bool> v;
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v.resize(__par1.size());
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for (unsigned i = 0 ; i < __par1.size () ; i ++)
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for (unsigned int i = 0 ; i < __par1.size () ; i ++)
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{
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v [i] = false ;
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}
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/* Copy of the left partial
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route of the first parent */
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for (unsigned i = 0 ; i < cut ; i ++) {
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__child [i] = __par1 [i] ;
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v [__par1 [i]] = true ;
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}
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for (unsigned int i = 0 ; i < cut ; i ++)
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{
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__child [i] = __par1 [i] ;
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v [__par1 [i]] = true ;
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}
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/* Searching the vertex of the second path, that ended
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the previous first one */
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unsigned from = 0 ;
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for (unsigned i = 0 ; i < __par2.size () ; i ++)
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unsigned int from = 0 ;
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for (unsigned int i = 0 ; i < __par2.size () ; i ++)
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{
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if (__par2 [i] == __child [cut - 1]) {
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from = i ;
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break ;
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}
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if (__par2 [i] == __child [cut - 1])
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{
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from = i ;
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break ;
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}
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}
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/* Selecting a direction
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@ -55,11 +58,11 @@ void OrderXover :: cross (const Route & __par1, const Route & __par2, Route & __
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/* Copy of the left vertices from
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the second parent path */
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unsigned l = cut ;
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unsigned int l = cut ;
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for (unsigned i = 0 ; i < __par2.size () ; i ++)
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for (unsigned int i = 0 ; i < __par2.size () ; i ++)
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{
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unsigned bidule /* :-) */ = (direct * i + from + __par2.size ()) % __par2.size () ;
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unsigned int bidule /* :-) */ = (direct * i + from + __par2.size ()) % __par2.size () ;
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if (! v [__par2 [bidule]])
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{
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__child [l ++] = __par2 [bidule] ;
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@ -70,7 +73,8 @@ void OrderXover :: cross (const Route & __par1, const Route & __par2, Route & __
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v.clear();
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}
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bool OrderXover :: operator () (Route & __route1, Route & __route2) {
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bool OrderXover :: operator () (Route & __route1, Route & __route2)
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{
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// Init. copy
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Route par [2] ;
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@ -17,12 +17,13 @@
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#include "route.h"
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/** Order Crossover */
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class OrderXover : public eoQuadOp <Route> {
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class OrderXover : public eoQuadOp <Route>
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{
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public :
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bool operator () (Route & __route1, Route & __route2) ;
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private :
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void cross (const Route & __par1, const Route & __par2, Route & __child) ;
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@ -12,22 +12,16 @@
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#include "part_route_eval.h"
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#include "graph.h"
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PartRouteEval :: PartRouteEval (float __from,
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float __to
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) : from (__from),
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to (__to) {
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}
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PartRouteEval :: PartRouteEval (float __from, float __to) : from (__from), to (__to) {}
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void PartRouteEval :: operator () (Route & __route) {
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void PartRouteEval :: operator () (Route & __route)
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{
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float len = 0 ;
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for (unsigned i = (unsigned) (__route.size () * from) ;
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i < (unsigned) (__route.size () * to) ;
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i ++)
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len -= Graph :: distance (__route [i], __route [(i + 1) % Graph :: size ()]) ;
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for (unsigned int i = (unsigned int) (__route.size () * from) ; i < (unsigned int ) (__route.size () * to) ; i ++)
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{
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len -= Graph :: distance (__route [i], __route [(i + 1) % Graph :: size ()]) ;
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}
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__route.fitness (len) ;
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}
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@ -17,19 +17,20 @@
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#include "route.h"
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/** Route Evaluator */
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class PartRouteEval : public eoEvalFunc <Route> {
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class PartRouteEval : public eoEvalFunc <Route>
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{
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public :
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/** Constructor */
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PartRouteEval (float __from, float __to) ;
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void operator () (Route & __route) ;
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private :
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float from, to ;
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} ;
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|
||||
|
|
|
|||
|
|
@ -13,8 +13,8 @@
|
|||
|
||||
#include "part_two_opt_init.h"
|
||||
|
||||
void PartTwoOptInit :: operator () (TwoOpt & __move, const Route & __route) {
|
||||
|
||||
void PartTwoOptInit :: operator () (TwoOpt & __move, const Route & __route)
|
||||
{
|
||||
__move.first = rng.random (__route.size () - 6) ;
|
||||
__move.second = __move.first + 2 ;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -17,7 +17,8 @@
|
|||
#include "two_opt.h"
|
||||
|
||||
/** It sets the first couple of edges */
|
||||
class PartTwoOptInit : public moMoveInit <TwoOpt> {
|
||||
class PartTwoOptInit : public moMoveInit <TwoOpt>
|
||||
{
|
||||
|
||||
public :
|
||||
|
||||
|
|
|
|||
|
|
@ -12,19 +12,21 @@
|
|||
#include "part_two_opt_next.h"
|
||||
#include "graph.h"
|
||||
|
||||
bool TwoOptNext :: operator () (TwoOpt & __move, const Route & __route) {
|
||||
|
||||
bool TwoOptNext :: operator () (TwoOpt & __move, const Route & __route)
|
||||
{
|
||||
if (__move.first == Graph :: size () - 4 && __move.second == __move.first + 2)
|
||||
return false ;
|
||||
|
||||
else {
|
||||
|
||||
__move.second ++ ;
|
||||
if (__move.second == Graph :: size () - 1) {
|
||||
__move.first ++ ;
|
||||
__move.second = __move.first + 2 ;
|
||||
{
|
||||
return false ;
|
||||
}
|
||||
else
|
||||
{
|
||||
__move.second ++ ;
|
||||
if (__move.second == Graph :: size () - 1)
|
||||
{
|
||||
__move.first ++ ;
|
||||
__move.second = __move.first + 2 ;
|
||||
}
|
||||
|
||||
return true ;
|
||||
}
|
||||
|
||||
return true ;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -16,8 +16,9 @@
|
|||
#include "two_opt.h"
|
||||
|
||||
/** It updates a couple of edges */
|
||||
class PartTwoOptNext : public moNextMove <TwoOpt> {
|
||||
|
||||
class PartTwoOptNext : public moNextMove <TwoOpt>
|
||||
{
|
||||
|
||||
public :
|
||||
|
||||
bool operator () (TwoOpt & __move, const Route & __route) ;
|
||||
|
|
|
|||
|
|
@ -11,7 +11,7 @@
|
|||
|
||||
#include <assert.h>
|
||||
|
||||
#include <vector.h>
|
||||
#include <vector>
|
||||
|
||||
#include <utils/eoRNG.h>
|
||||
|
||||
|
|
@ -19,25 +19,26 @@
|
|||
#include "route_valid.h"
|
||||
#include "mix.h"
|
||||
|
||||
void PartialMappedXover :: repair (Route & __route, unsigned __cut1, unsigned __cut2) {
|
||||
void PartialMappedXover :: repair (Route & __route, unsigned __cut1, unsigned __cut2)
|
||||
{
|
||||
|
||||
std::vector<unsigned int> v; // Number of times a cities are visited ...
|
||||
|
||||
vector<unsigned> v; // Number of times a cities are visited ...
|
||||
|
||||
v.resize(__route.size ());
|
||||
|
||||
for (unsigned i = 0 ; i < __route.size () ; i ++)
|
||||
for (unsigned int i = 0 ; i < __route.size () ; i ++)
|
||||
{
|
||||
v [i] = 0 ;
|
||||
}
|
||||
|
||||
for (unsigned i = 0 ; i < __route.size () ; i ++)
|
||||
for (unsigned int i = 0 ; i < __route.size () ; i ++)
|
||||
{
|
||||
v [__route [i]] ++ ;
|
||||
}
|
||||
|
||||
std :: vector <unsigned> vert ;
|
||||
std :: vector <unsigned int> vert ;
|
||||
|
||||
for (unsigned i = 0 ; i < __route.size () ; i ++)
|
||||
for (unsigned int i = 0 ; i < __route.size () ; i ++)
|
||||
{
|
||||
if (! v [i])
|
||||
{
|
||||
|
|
@ -47,7 +48,7 @@ void PartialMappedXover :: repair (Route & __route, unsigned __cut1, unsigned __
|
|||
|
||||
mix (vert) ;
|
||||
|
||||
for (unsigned i = 0 ; i < __route.size () ; i ++)
|
||||
for (unsigned int i = 0 ; i < __route.size () ; i ++)
|
||||
{
|
||||
if (i < __cut1 || i >= __cut2)
|
||||
{
|
||||
|
|
@ -62,16 +63,20 @@ void PartialMappedXover :: repair (Route & __route, unsigned __cut1, unsigned __
|
|||
v.clear();
|
||||
}
|
||||
|
||||
bool PartialMappedXover :: operator () (Route & __route1, Route & __route2) {
|
||||
|
||||
unsigned cut1 = rng.random (__route1.size ()), cut2 = rng.random (__route2.size ()) ;
|
||||
bool PartialMappedXover :: operator () (Route & __route1, Route & __route2)
|
||||
{
|
||||
unsigned int cut1 = rng.random (__route1.size ()), cut2 = rng.random (__route2.size ()) ;
|
||||
|
||||
if (cut2 < cut1)
|
||||
std :: swap (cut1, cut2) ;
|
||||
{
|
||||
std :: swap (cut1, cut2) ;
|
||||
}
|
||||
|
||||
// Between the cuts
|
||||
for (unsigned i = cut1 ; i < cut2 ; i ++)
|
||||
std :: swap (__route1 [i], __route2 [i]) ;
|
||||
for (unsigned int i = cut1 ; i < cut2 ; i ++)
|
||||
{
|
||||
std :: swap (__route1 [i], __route2 [i]) ;
|
||||
}
|
||||
|
||||
// Outside the cuts
|
||||
repair (__route1, cut1, cut2) ;
|
||||
|
|
|
|||
|
|
@ -14,6 +14,6 @@
|
|||
|
||||
#include <eoVector.h>
|
||||
|
||||
typedef eoVector <float, unsigned> Route ; // [Fitness (- length), Gene (city)]
|
||||
typedef eoVector <float, unsigned int> Route ; // [Fitness (- length), Gene (city)]
|
||||
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -12,12 +12,15 @@
|
|||
#include "route_eval.h"
|
||||
#include "graph.h"
|
||||
|
||||
void RouteEval :: operator () (Route & __route) {
|
||||
void RouteEval :: operator () (Route & __route)
|
||||
{
|
||||
|
||||
float len = 0 ;
|
||||
|
||||
for (unsigned i = 0 ; i < Graph :: size () ; i ++)
|
||||
len -= Graph :: distance (__route [i], __route [(i + 1) % Graph :: size ()]) ;
|
||||
for (unsigned int i = 0 ; i < Graph :: size () ; i ++)
|
||||
{
|
||||
len -= Graph :: distance (__route [i], __route [(i + 1) % Graph :: size ()]) ;
|
||||
}
|
||||
|
||||
__route.fitness (len) ;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -17,10 +17,11 @@
|
|||
#include "route.h"
|
||||
|
||||
/** Route Evaluator */
|
||||
class RouteEval : public eoEvalFunc <Route> {
|
||||
class RouteEval : public eoEvalFunc <Route>
|
||||
{
|
||||
|
||||
public :
|
||||
|
||||
|
||||
void operator () (Route & __route) ;
|
||||
|
||||
} ;
|
||||
|
|
|
|||
|
|
@ -14,21 +14,25 @@
|
|||
#include "route_init.h"
|
||||
#include "graph.h"
|
||||
|
||||
void RouteInit :: operator () (Route & __route) {
|
||||
|
||||
void RouteInit :: operator () (Route & __route)
|
||||
{
|
||||
|
||||
// Init.
|
||||
__route.clear () ;
|
||||
for (unsigned i = 0 ; i < Graph :: size () ; i ++)
|
||||
__route.push_back (i) ;
|
||||
for (unsigned int i = 0 ; i < Graph :: size () ; i ++)
|
||||
{
|
||||
__route.push_back (i) ;
|
||||
}
|
||||
|
||||
// Swap. cities
|
||||
|
||||
for (unsigned i = 0 ; i < Graph :: size () ; i ++) {
|
||||
//unsigned j = rng.random (Graph :: size ()) ;
|
||||
|
||||
unsigned j = (unsigned) (Graph :: size () * (rand () / (RAND_MAX + 1.0))) ;
|
||||
unsigned city = __route [i] ;
|
||||
__route [i] = __route [j] ;
|
||||
__route [j] = city ;
|
||||
}
|
||||
for (unsigned int i = 0 ; i < Graph :: size () ; i ++)
|
||||
{
|
||||
//unsigned int j = rng.random (Graph :: size ()) ;
|
||||
|
||||
unsigned int j = (unsigned int) (Graph :: size () * (rand () / (RAND_MAX + 1.0))) ;
|
||||
unsigned int city = __route [i] ;
|
||||
__route [i] = __route [j] ;
|
||||
__route [j] = city ;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -16,7 +16,8 @@
|
|||
|
||||
#include "route.h"
|
||||
|
||||
class RouteInit : public eoInit <Route> {
|
||||
class RouteInit : public eoInit <Route>
|
||||
{
|
||||
|
||||
public :
|
||||
|
||||
|
|
|
|||
|
|
@ -11,24 +11,25 @@
|
|||
|
||||
#include "route_valid.h"
|
||||
|
||||
#include <vector.h>
|
||||
#include <vector>
|
||||
|
||||
bool valid (Route & __route) {
|
||||
bool valid (Route & __route)
|
||||
{
|
||||
|
||||
vector<unsigned> t;
|
||||
std::vector<unsigned int> t;
|
||||
t.resize(__route.size());
|
||||
|
||||
for (unsigned i = 0 ; i < __route.size () ; i ++)
|
||||
for (unsigned int i = 0 ; i < __route.size () ; i ++)
|
||||
{
|
||||
t [i] = 0 ;
|
||||
}
|
||||
|
||||
for (unsigned i = 0 ; i < __route.size () ; i ++)
|
||||
for (unsigned int i = 0 ; i < __route.size () ; i ++)
|
||||
{
|
||||
t [__route [i]] ++ ;
|
||||
}
|
||||
|
||||
for (unsigned i = 0 ; i < __route.size () ; i ++)
|
||||
for (unsigned int i = 0 ; i < __route.size () ; i ++)
|
||||
{
|
||||
if (t [i] != 1)
|
||||
{
|
||||
|
|
|
|||
|
|
@ -11,32 +11,37 @@
|
|||
|
||||
#include "two_opt.h"
|
||||
|
||||
TwoOpt TwoOpt :: operator ! () const {
|
||||
|
||||
TwoOpt TwoOpt :: operator ! () const
|
||||
{
|
||||
TwoOpt move = * this ;
|
||||
std :: swap (move.first, move.second) ;
|
||||
|
||||
return move ;
|
||||
}
|
||||
|
||||
void TwoOpt :: operator () (Route & __route) {
|
||||
void TwoOpt :: operator () (Route & __route)
|
||||
{
|
||||
|
||||
std :: vector <unsigned> seq_cities ;
|
||||
std :: vector <unsigned int> seq_cities ;
|
||||
|
||||
for (unsigned i = second ; i > first ; i --)
|
||||
seq_cities.push_back (__route [i]) ;
|
||||
for (unsigned int i = second ; i > first ; i --)
|
||||
{
|
||||
seq_cities.push_back (__route [i]) ;
|
||||
}
|
||||
|
||||
unsigned j = 0 ;
|
||||
for (unsigned i = first + 1 ; i < second + 1 ; i ++)
|
||||
__route [i] = seq_cities [j ++] ;
|
||||
unsigned int j = 0 ;
|
||||
for (unsigned int i = first + 1 ; i < second + 1 ; i ++)
|
||||
{
|
||||
__route [i] = seq_cities [j ++] ;
|
||||
}
|
||||
}
|
||||
|
||||
void TwoOpt :: readFrom (std :: istream & __is) {
|
||||
|
||||
void TwoOpt :: readFrom (std :: istream & __is)
|
||||
{
|
||||
__is >> first >> second ;
|
||||
}
|
||||
|
||||
void TwoOpt :: printOn (std :: ostream & __os) const {
|
||||
|
||||
void TwoOpt :: printOn (std :: ostream & __os) const
|
||||
{
|
||||
__os << first << ' ' << second ;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -19,16 +19,17 @@
|
|||
|
||||
#include "route.h"
|
||||
|
||||
class TwoOpt : public moMove <Route>, public std :: pair <unsigned, unsigned>, public eoPersistent {
|
||||
|
||||
class TwoOpt : public moMove <Route>, public std :: pair <unsigned, unsigned>, public eoPersistent
|
||||
{
|
||||
|
||||
public :
|
||||
|
||||
TwoOpt operator ! () const ;
|
||||
|
||||
|
||||
void operator () (Route & __route) ;
|
||||
|
||||
|
||||
void readFrom (std :: istream & __is) ;
|
||||
|
||||
|
||||
void printOn (std :: ostream & __os) const ;
|
||||
} ;
|
||||
|
||||
|
|
|
|||
|
|
@ -12,13 +12,17 @@
|
|||
#include "two_opt_incr_eval.h"
|
||||
#include "graph.h"
|
||||
|
||||
float TwoOptIncrEval :: operator () (const TwoOpt & __move, const Route & __route) {
|
||||
|
||||
float TwoOptIncrEval :: operator () (const TwoOpt & __move, const Route & __route)
|
||||
{
|
||||
// From
|
||||
unsigned v1 = __route [__move.first], v1_next = __route [__move.first + 1] ;
|
||||
unsigned int v1 = __route [__move.first], v1_next = __route [__move.first + 1] ;
|
||||
|
||||
// To
|
||||
unsigned v2 = __route [__move.second], v2_next = __route [__move.second + 1] ;
|
||||
unsigned int v2 = __route [__move.second], v2_next = __route [__move.second + 1] ;
|
||||
|
||||
return __route.fitness () - Graph :: distance (v1, v2) - Graph :: distance (v1_next, v2_next) + Graph :: distance (v1, v1_next) + Graph :: distance (v2, v2_next) ;
|
||||
return __route.fitness ()
|
||||
- Graph :: distance (v1, v2)
|
||||
- Graph :: distance (v1_next, v2_next)
|
||||
+ Graph :: distance (v1, v1_next)
|
||||
+ Graph :: distance (v2, v2_next) ;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -15,8 +15,9 @@
|
|||
#include <moMoveIncrEval.h>
|
||||
#include "two_opt.h"
|
||||
|
||||
class TwoOptIncrEval : public moMoveIncrEval <TwoOpt> {
|
||||
|
||||
class TwoOptIncrEval : public moMoveIncrEval <TwoOpt>
|
||||
{
|
||||
|
||||
public :
|
||||
|
||||
float operator () (const TwoOpt & __move, const Route & __route) ;
|
||||
|
|
|
|||
|
|
@ -11,8 +11,8 @@
|
|||
|
||||
#include "two_opt_init.h"
|
||||
|
||||
void TwoOptInit :: operator () (TwoOpt & __move, const Route & __route) {
|
||||
|
||||
void TwoOptInit :: operator () (TwoOpt & __move, const Route & __route)
|
||||
{
|
||||
__move.first = 0 ;
|
||||
__move.second = 2 ;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -17,7 +17,8 @@
|
|||
#include "two_opt.h"
|
||||
|
||||
/** It sets the first couple of edges */
|
||||
class TwoOptInit : public moMoveInit <TwoOpt> {
|
||||
class TwoOptInit : public moMoveInit <TwoOpt>
|
||||
{
|
||||
|
||||
public :
|
||||
|
||||
|
|
|
|||
|
|
@ -12,19 +12,21 @@
|
|||
#include "two_opt_next.h"
|
||||
#include "graph.h"
|
||||
|
||||
bool TwoOptNext :: operator () (TwoOpt & __move, const Route & __route) {
|
||||
|
||||
bool TwoOptNext :: operator () (TwoOpt & __move, const Route & __route)
|
||||
{
|
||||
if (__move.first == Graph :: size () - 4 && __move.second == __move.first + 2)
|
||||
return false ;
|
||||
|
||||
else {
|
||||
|
||||
__move.second ++ ;
|
||||
if (__move.second == Graph :: size () - 1) {
|
||||
__move.first ++ ;
|
||||
__move.second = __move.first + 2 ;
|
||||
{
|
||||
return false ;
|
||||
}
|
||||
else
|
||||
{
|
||||
__move.second ++ ;
|
||||
if (__move.second == Graph :: size () - 1)
|
||||
{
|
||||
__move.first ++ ;
|
||||
__move.second = __move.first + 2 ;
|
||||
}
|
||||
|
||||
return true ;
|
||||
}
|
||||
|
||||
return true ;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -16,8 +16,9 @@
|
|||
#include "two_opt.h"
|
||||
|
||||
/** It updates a couple of edges */
|
||||
class TwoOptNext : public moNextMove <TwoOpt> {
|
||||
|
||||
class TwoOptNext : public moNextMove <TwoOpt>
|
||||
{
|
||||
|
||||
public :
|
||||
|
||||
bool operator () (TwoOpt & __move, const Route & __route) ;
|
||||
|
|
|
|||
|
|
@ -13,8 +13,8 @@
|
|||
#include "graph.h"
|
||||
#include <utils/eoRNG.h>
|
||||
|
||||
void TwoOptRand :: operator () (TwoOpt & __move) {
|
||||
|
||||
void TwoOptRand :: operator () (TwoOpt & __move)
|
||||
{
|
||||
__move.first = rng.random (Graph :: size () - 3) ;
|
||||
__move.second = __move.first + 2 + rng.random (Graph :: size () - __move.first - 3) ;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -16,7 +16,8 @@
|
|||
|
||||
#include "two_opt.h"
|
||||
|
||||
class TwoOptRand : public moRandMove <TwoOpt> {
|
||||
class TwoOptRand : public moRandMove <TwoOpt>
|
||||
{
|
||||
|
||||
public :
|
||||
|
||||
|
|
|
|||
|
|
@ -14,40 +14,40 @@
|
|||
|
||||
#define TABU_LENGTH 10
|
||||
|
||||
void TwoOptTabuList :: init () {
|
||||
|
||||
void TwoOptTabuList :: init ()
|
||||
{
|
||||
// Size (eventually)
|
||||
tabu_span.resize (Graph :: size ()) ;
|
||||
for (unsigned i = 0 ; i < tabu_span.size () ; i ++)
|
||||
for (unsigned int i = 0 ; i < tabu_span.size () ; i ++)
|
||||
{
|
||||
tabu_span [i].resize (Graph :: size ()) ;
|
||||
}
|
||||
|
||||
// Clear
|
||||
for (unsigned i = 0 ; i < tabu_span.size () ; i ++)
|
||||
for (unsigned int i = 0 ; i < tabu_span.size () ; i ++)
|
||||
{
|
||||
for (unsigned j = 0 ; j < tabu_span [i].size () ; j ++)
|
||||
for (unsigned int j = 0 ; j < tabu_span [i].size () ; j ++)
|
||||
{
|
||||
tabu_span [i] [j] = 0 ;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
bool TwoOptTabuList :: operator () (const TwoOpt & __move, const Route & __sol) {
|
||||
|
||||
bool TwoOptTabuList :: operator () (const TwoOpt & __move, const Route & __sol)
|
||||
{
|
||||
return tabu_span [__move.first] [__move.second] > 0 ;
|
||||
}
|
||||
|
||||
void TwoOptTabuList :: add (const TwoOpt & __move, const Route & __sol) {
|
||||
|
||||
void TwoOptTabuList :: add (const TwoOpt & __move, const Route & __sol)
|
||||
{
|
||||
tabu_span [__move.first] [__move.second] = tabu_span [__move.second] [__move.first] = TABU_LENGTH ;
|
||||
}
|
||||
|
||||
void TwoOptTabuList :: update () {
|
||||
|
||||
for (unsigned i = 0 ; i < tabu_span.size () ; i ++)
|
||||
void TwoOptTabuList :: update ()
|
||||
{
|
||||
for (unsigned int i = 0 ; i < tabu_span.size () ; i ++)
|
||||
{
|
||||
for (unsigned j = 0 ; j < tabu_span [i].size () ; j ++)
|
||||
for (unsigned int j = 0 ; j < tabu_span [i].size () ; j ++)
|
||||
{
|
||||
if (tabu_span [i] [j] > 0)
|
||||
{
|
||||
|
|
|
|||
|
|
@ -17,8 +17,8 @@
|
|||
#include "route.h"
|
||||
|
||||
/** The table of tabu movements, i.e. forbidden edges */
|
||||
class TwoOptTabuList : public moTabuList <TwoOpt> {
|
||||
|
||||
class TwoOptTabuList : public moTabuList <TwoOpt>
|
||||
{
|
||||
public :
|
||||
|
||||
bool operator () (const TwoOpt & __move, const Route & __sol) ;
|
||||
|
|
@ -26,7 +26,7 @@ public :
|
|||
void add (const TwoOpt & __move, const Route & __sol) ;
|
||||
|
||||
void update () ;
|
||||
|
||||
|
||||
void init () ;
|
||||
|
||||
private :
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue