int solve(){
//Init
MEM(lx, 0); MEM(ly, 0);
MEM(left, 0);
for (int i = 1; i <= sv; i ++)
for (int j = 1; j <= tv; j ++)
lx[i] = max(lx[i], w[i][j]);
//Main
for (int i = 1; i <= sv; i ++){
for (int j = 1; j <= tv; j ++) slack[j] = oo;
while(1){
MEM(S, false); MEM(T, false);
if (cross_path(i)){
break;
}
else{
int d = oo;
for (int j = 1; j <= tv; j ++)
if (!T[j]) d = min(d, slack[j]);
for (int j = 1; j <= sv; j ++)
if (S[j]) lx[j] -= d;
for (int j = 1; j <= tv; j ++){
if (T[j]) ly[j] += d;
else slack[j] -= d;
//匈牙利树中T集点ly不变,S集点lx减小,更新slack值
}
}
}
}
int res = 0;
for(int i = 1; i <= sv; i ++) res += lx[i];
for(int i = 1; i <= tv; i ++) res += ly[i];
return res;
}
bool cross_path(int u){
S[u] = true;
for (int v = 1; v <= tv; v ++){
if(T[v]) continue;
int t = lx[u] + ly[v] - w[u][v];
if (t == 0){
T[v] = true;
if (left[v] == 0 || cross_path(left[v])){
left[v] = u;
return true;
}
}
else{
slack[v] = min(slack[v], t);
}
}
return false;
}
void launch2(t_info *info, int n_path)
{
int compteur;
int i;
int tot;
int tmp;
tmp = info->nb_ants;
i = 0;
compteur = 0;
tot = 0;
while (i < n_path)
tot += info->tab[i++];
i = 0;
tmp -= tot;
while (compteur < tmp)
{
i = -1;
while (info->tab[++i] && compteur++ < tmp)
info->tab[i]++;
}
free_map(info->list_line, info->list, info);
cross_path(info, n_path);
}
static void
draw_node(cairo_t *cr, designer_node_t *n, int flags)
{
designer_node_type_t *nt = n->type;
node_type_data_t *ntd = node_type_data(nt);
node_data_t *nd = node_data(n);
_point_t pos = nd->origin;
cairo_save(cr);
cairo_translate(cr, pos.x, pos.y);
/* drop shadow */
cairo_set_source_rgba(cr, RGBA_DROP_SHADOW);
round_path(cr, _offset(nd->nr, _size(3, 3)), round_s);
cairo_fill(cr);
/* title area color */
cairo_set_source_rgba(cr, RGBA_TITLE_AREA);
round_path(cr, nd->tr, upper_s);
cairo_fill(cr);
/* title text */
set_title_font(cr);
cairo_set_source_rgba(cr, RGBA_TITLE_TEXT);
cairo_move_to(cr, nd->lr.o.x - 1,
nd->lr.o.y + nd->lr.s.h - 1);
cairo_show_text(cr, n->name);
/* close button */
cairo_set_line_width(cr, 1.0);
rect_path(cr, nd->xr);
cairo_set_source_rgba(cr, 1.0, 1.0, 1.0, 0.8);
cairo_fill_preserve(cr);
cairo_set_source_rgba(cr, 0.0, 0.0, 0.0, 0.5);
cairo_stroke(cr);
cross_path(cr, nd->xr, 2);
cairo_stroke(cr);
/* body area color */
cairo_set_source_rgba(cr, RGBA_BODY_AREA);
round_path(cr, nd->br, lower_s);
cairo_fill(cr);
#if 0
/* slot border */
cairo_set_source_rgba(cr, 0.0, 0.0, 0.0, 0.3);
cairo_set_line_width(cr, 1.0);
rect_path(cr, nd->ir);
cairo_stroke(cr);
rect_path(cr, nd->or);
cairo_stroke(cr);
#endif
/* prepare for slots */
cairo_set_source_rgba(cr, 0.0, 0.0, 0.0, 0.6);
cairo_set_line_width(cr, 1.0);
set_slot_font(cr);
/* input slots */
for (int i=0; i<ntd->is; i++) {
designer_slot_spec_t *slot =
g_slist_nth_data(nt->input_slot_specs, i);
slot_spec_data_t *ssd = slot_spec_data(slot);
_point_t sl = _move(nd->ir.o, ssd->offset);
cairo_move_to(cr, sl.x + 6, sl.y + 3);
cairo_show_text(cr, slot->name);
cairo_stroke(cr);
circle_path(cr, sl, 3.0);
cairo_stroke(cr);
}
for (int i=0; i<ntd->os; i++) {
designer_slot_spec_t *slot =
g_slist_nth_data(nt->output_slot_specs, i);
slot_spec_data_t *ssd = slot_spec_data(slot);
_rect_t sr = text_rect(cr, slot->name);
_point_t sl = _move(nd->or.o, ssd->offset);
cairo_move_to(cr, sl.x - sr.s.w - 8, sl.y + 3);
cairo_show_text(cr, slot->name);
cairo_stroke(cr);
circle_path(cr, sl, 3.0);
cairo_stroke(cr);
}
/* filter border */
cairo_set_line_width(cr, 1.0);
cairo_set_source_rgba(cr, 0.0, 0.0, 0.0, 0.8);
round_path(cr, nd->nr, round_s);
cairo_stroke(cr);
cairo_move_to(cr, nd->br.o.x, nd->br.o.y);
cairo_line_to(cr, nd->br.o.x + nd->br.s.w, nd->br.o.y);
cairo_stroke(cr);
/* root node? */
if (flags & 0x1) {
cairo_set_line_width(cr, 2.0);
cairo_set_source_rgba(cr, RGBA_ROOT_NODE);
// cairo_set_line_cap(cr, CAIRO_LINE_CAP_BUTT);
// cairo_set_dash(cr, round_d, 2, 0);
round_path(cr, _inset(nd->nr, _size(-3,-3)), rnd13_s);
cairo_stroke(cr);
}
/*
rect_path(cr, nd->ir);
cairo_stroke(cr);
rect_path(cr, nd->or);
cairo_stroke(cr); */
cairo_restore(cr);
}
