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save_data.cpp
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save_data.cpp
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#include <cstdio>
#include <iostream>
#include <string>
#include "func.h"
#include "basic_util.h"
#include "load_data.h"
#include "show_status.h"
#include "global_var.h"
using namespace std;
void print_flow(const char* ps_file){
FILE* fout;
double max_flow = 0.0;
int i, s, t;
show_msg("Print flow:", ps_file);
if((fout = fopen(ps_file, "w")) == NULL)
rep_error("Can't open output file ", ps_file);
fprintf(fout, "%%!\n");
fprintf(fout, "%% Traffic Assignment Output\n");
fprintf(fout, "%% %s \n\n", ps_file);
for(i=0; i<metadata.n_link; i++){
max_flow = max_flow > links[i].flow? max_flow:links[i].flow;
}
for(i=0; i<metadata.n_link; i++){
s = links[i].init_node;
t = links[i].term_node;
fprintf(fout, "gsave\n");
fprintf(fout, " %.3lf setgray\n", 1-(links[i].flow/max_flow));
fprintf(fout, " %.0lf setlinewidth\n", links[i].flow/max_flow*10);
fprintf(fout, " %d %d moveto %d %d lineto stroke\n",
nodes[s].x/1000, nodes[s].y/1000, nodes[t].x/1000, nodes[t].y/1000);
fprintf(fout, "grestore\n\n");
}
fprintf(fout, "gsave\n");
fprintf(fout, " 0 setgray\n");
fprintf(fout, " 1 setlinewidth\n");
for(i=1; i<=metadata.n_node; i++){
fprintf(fout, " %d %d 8 0 360 arc fill\n", nodes[i].x/1000, nodes[i].y/1000);
}
fprintf(fout, "grestore\n\n");
fprintf(fout, "gsave\n\n");
fprintf(fout, " 1.0 setgray\n");
fprintf(fout, " /Times-Roman findfont\n");
fprintf(fout, " 10 scalefont\n setfont\n");
for(i=1; i<=metadata.n_node; i++){
fprintf(fout, " newpath\n %d %d moveto\n (%2d) show\n", nodes[i].x/1000-5, nodes[i].y/1000-3, i);
}
fprintf(fout, "grestore\n\n");
fprintf(fout, "showpage\n");
fclose(fout);
}
void print_path(const char* ps_file, const int p){
FILE* fout;
double max_flow = 0.0;
int i, j, l, s, t;
show_msg("Print flow:", ps_file);
if((fout = fopen(ps_file, "w")) == NULL)
rep_error("Can't open output file ", ps_file);
fprintf(fout, "%%!\n");
fprintf(fout, "%% Traffic Assignment Output\n");
fprintf(fout, "%% %s \n\n", ps_file);
for(i=0; i<metadata.n_link; i++){
max_flow = max_flow > links[i].flow? max_flow:links[i].flow;
}
for(i=0; i<metadata.n_link; i++){
s = links[i].init_node;
t = links[i].term_node;
fprintf(fout, "gsave\n");
fprintf(fout, " %.3lf setgray\n", .8);
fprintf(fout, " %.0lf setlinewidth\n", links[i].flow/max_flow*10);
fprintf(fout, " %d %d moveto %d %d lineto stroke\n",
nodes[s].x/1000, nodes[s].y/1000, nodes[t].x/1000, nodes[t].y/1000);
fprintf(fout, "grestore\n\n");
}
for(i=0; i<pairs[p].n_path; i++){
for(j=0; j<pairs[p].paths[i].leng; j++){
l = pairs[p].paths[i].links[j];
s = links[l].init_node;
t = links[l].term_node;
fprintf(fout, "gsave\n");
fprintf(fout, " %.3lf setgray\n", .1);
fprintf(fout, " %.0lf setlinewidth\n", 2.0);
fprintf(fout, " %d %d moveto %d %d lineto stroke\n",
nodes[s].x/1000, nodes[s].y/1000, nodes[t].x/1000, nodes[t].y/1000);
fprintf(fout, "grestore\n\n");
}
}
fprintf(fout, "gsave\n");
fprintf(fout, " 0 setgray\n");
fprintf(fout, " 1 setlinewidth\n");
for(i=1; i<=metadata.n_node; i++){
fprintf(fout, " %d %d 8 0 360 arc stroke\n", nodes[i].x/1000, nodes[i].y/1000);
}
fprintf(fout, "grestore\n\n");
fprintf(fout, "gsave\n\n");
fprintf(fout, " 0 setgray\n");
fprintf(fout, " /Times-Roman findfont\n");
fprintf(fout, " 10 scalefont\n setfont\n");
for(i=1; i<=metadata.n_node; i++){
fprintf(fout, " newpath\n %d %d moveto\n (%2d) show\n", nodes[i].x/1000-5, nodes[i].y/1000-3, i);
}
fprintf(fout, "grestore\n\n");
fprintf(fout, "showpage\n");
fclose(fout);
}
void save_flow(const char* flow_file){
FILE* fout;
int i;
show_msg("Save flows:", flow_file);
if((fout = fopen(flow_file, "w")) == NULL)
rep_error("Can't open output file ", flow_file);
fprintf(fout, "<METADATA>\n");
fprintf(fout, "<File Name> %s\n", flow_file);
fprintf(fout, "<Number of Links> %d\n", metadata.n_link);
fprintf(fout, "<theta | lambda> %lf | %lf\n", metadata.theta, metadata.lambda);
fprintf(fout, "<stoch | determ> %lf | %lf\n", metadata.stoch_part, metadata.determ_part);
fprintf(fout, "<distant tolerance> %lf\n", metadata.distant_tol);
fprintf(fout, "<optimal objective> %lf\n", metadata.objective(0.0));
fprintf(fout, "<system cost> %lf\n", SO_link_obj(0.0));
fprintf(fout, "\n<LINKS>\n");
fprintf(fout, "~ Init node | Term node | Flow | Cost\n");
for(i=0; i<metadata.n_link; i++){
fprintf(fout, "%4d %4d %lf %lf\n",
links[i].init_node, links[i].term_node, links[i].flow, links[i].cost);
}
fclose(fout);
}
void save_route(const char* route_file){
FILE* fout;
int p, r;
double mean_cost = 0.0, total_flow = 0.0, trip = 0.0;
show_msg("Save routes:", route_file);
if((fout = fopen(route_file, "w")) == NULL)
rep_error("Can't open output file ", route_file);
fprintf(fout, "<METADATA>\n");
fprintf(fout, "<File Name> %s\n", route_file);
fprintf(fout, "<Number of Pairs> %d\n", metadata.n_pair);
fprintf(fout, "<Number of Zones> %d\n", metadata.n_zone);
fprintf(fout, "<theta | lambda> %lf | %lf\n", metadata.theta, metadata.lambda);
fprintf(fout, "<stoch | determ> %lf | %lf\n", metadata.stoch_part, metadata.determ_part);
fprintf(fout, "<distant tolerance> %lf\n", metadata.distant_tol);
fprintf(fout, "<optimal objective> %lf\n", metadata.objective(0.0));
fprintf(fout, "<system cost> %lf\n", SO_link_obj(0.0));
fprintf(fout, "\n<ROUTES>\n<PATHS>\n");
fprintf(fout, "~ Origin | Destination | Flow | Cost\n");
for(p=0; p<metadata.n_pair; p++){
// ouput route info
if(pairs[p].n_route != 0){
trip = 0.0;
mean_cost = 0.0;
for(r=0; r<pairs[p].n_route; r++){
trip += pairs[p].routes[r].flow;
mean_cost += pairs[p].routes[r].cost*pairs[p].routes[r].flow;
fprintf(fout, " <R%d> %.3lf %.3lf\n",
r+1, pairs[p].routes[r].flow, pairs[p].routes[r].cost);
}
fprintf(fout, "OD(%d,%d) route_flow/trip %.3lf, mean_cost %.3lf\n",
pairs[p].origin, pairs[p].destination,
trip/pairs[p].trip, mean_cost/trip);
total_flow += trip;
}
// ouput path info
if(pairs[p].n_path != 0){
trip = 0.0;
mean_cost = 0.0;
for(r=0; r<pairs[p].n_path; r++){
trip += pairs[p].paths[r].flow;
mean_cost += pairs[p].paths[r].cost*pairs[p].paths[r].flow;
fprintf(fout, " <P%d> %.3lf %.3lf\n",
r+1, pairs[p].paths[r].flow, pairs[p].paths[r].cost);
}
fprintf(fout, "OD(%d,%d) path_flow/trip %.3lf, mean_cost %.3lf\n",
pairs[p].origin, pairs[p].destination,
trip/pairs[p].trip, mean_cost/trip);
total_flow += trip;
}
fputs("\n", fout);
}
fprintf(fout, "\n<Input Total Flows> %lf\n", metadata.total_flow);
fprintf(fout, "<Output Total Flows> %lf\n", total_flow);
fclose(fout);
}
void save_route_plain(const char* route_file){
FILE* fout;
int p, r, nm;
double mean_cost = 0.0, total_flow = 0.0, trip = 0.0;
show_msg("Save routes:", route_file);
if((fout = fopen(route_file, "w")) == NULL)
rep_error("Can't open output file ", route_file);
fprintf(fout, "<METADATA>\n");
fprintf(fout, "<File Name> %s\n", route_file);
fprintf(fout, "<Number of Pairs> %d\n", metadata.n_pair);
fprintf(fout, "<Number of Zones> %d\n", metadata.n_zone);
fprintf(fout, "<theta | lambda> %lf | %lf\n", metadata.theta, metadata.lambda);
fprintf(fout, "<stoch | determ> %lf | %lf\n", metadata.stoch_part, metadata.determ_part);
fprintf(fout, "<distant tolerance> %lf\n", metadata.distant_tol);
fprintf(fout, "<optimal objective> %lf\n", metadata.objective(0.0));
fprintf(fout, "<system cost> %lf\n", SO_link_obj(0.0));
fprintf(fout, "\n<ROUTES>\n<PATHS>\n");
fprintf(fout, "~ Origin | Destination | Flow | Cost\n");
for(p=0; p<metadata.n_pair; p++){
// ouput route info
if(pairs[p].n_route != 0){
trip = 0.0;
mean_cost = 0.0;
nm = pairs[p].n_route;
for(r=0; r<pairs[p].n_route; r++){
if(pairs[p].routes[r].flow<0.01){
nm--;
continue;
}
trip += pairs[p].routes[r].flow;
mean_cost += pairs[p].routes[r].cost*pairs[p].routes[r].flow;
// fprintf(fout, " <R%d> %.3lf %.3lf\n",
// r+1, pairs[p].routes[r].flow, pairs[p].routes[r].cost);
}
fprintf(fout, " %d\t%.3lf\n", nm, mean_cost/trip);
total_flow += trip;
}
}
fputs("\n\n\n", fout);
for(p=0; p<metadata.n_pair; p++){
// ouput route info
// ouput path info
if(pairs[p].n_path != 0){
trip = 0.0;
mean_cost = 0.0;
nm = pairs[p].n_path;
for(r=0; r<pairs[p].n_path; r++){
if(pairs[p].paths[r].flow<0.01){
nm--;
continue;
}
trip += pairs[p].paths[r].flow;
mean_cost += pairs[p].paths[r].cost*pairs[p].paths[r].flow;
// fprintf(fout, " <P%d> %.3lf %.3lf\n",
// r+1, pairs[p].paths[r].flow, pairs[p].paths[r].cost);
}
fprintf(fout, " %d\t%.3lf\n", nm, mean_cost/trip);
total_flow += trip;
}
}
fprintf(fout, "\n<Input Total Flows> %lf\n", metadata.total_flow);
fprintf(fout, "<Output Total Flows> %lf\n", total_flow);
fclose(fout);
}
void save_data(){
char case_file_name[MAX_LINE], ps_file[MAX_LINE], pps_file[MAX_LINE], node_file[MAX_LINE],
flow_file[MAX_LINE], route_file[MAX_LINE];
sprintf(case_file_name, "%s_%s_%.2lf_%.2lf_%.2lf", metadata.case_name, metadata.algo,
metadata.theta, metadata.determ_part, metadata.distant_tol);
sprintf(ps_file, "./%s/%s_flow.ps", metadata.case_name, case_file_name);
sprintf(pps_file, "./%s/%s_path.ps", metadata.case_name, case_file_name);
sprintf(flow_file, "./%s/%s_flow.txt", metadata.case_name, case_file_name);
sprintf(route_file, "./%s/%s_route.txt", metadata.case_name, case_file_name);
sprintf(node_file, "./%s/%s_node.txt", metadata.case_name, metadata.case_name);
show_msg("Save data:", metadata.case_name);
save_flow(flow_file);
save_route_plain(route_file);
show_msg("Save link flow file:", flow_file);
if(load_node(node_file)){
print_flow(ps_file);
print_path(pps_file, 156);
show_msg("Print link flow file:", ps_file);
}
}
/*
double find_path_flow(int o, int d, int s, double f){
double min_x = f, x, path_f;
int i, n, t, l;
// printf("o %d d %d s %d f %lf\n", o, d, s, f);
nodes[s].visited = 1;
if(s == d)
return min_x;
for(i=0; i<nodes[s].n_adj; i++){
l = nodes[s].adj_list[i];
x = links[l].direction;
t = links[l].term_node;
if(!(nodes[t].visited) && x>0.0){
min_x = x<f? x:f;
path_f = find_path_flow(o, d, t, min_x);
if(path_f > 0.0){
links[l].direction -= path_f;
return path_f;
}
}
}
return 0.0;
}
double find_cycle_flow(int o, int s, double f){
double min_x = f, x, path_f;
int i, n, t, l;
printf("o %d s %d f %lf\n", o, s, f);
nodes[s].visited = 1;
for(i=0; i<nodes[s].n_adj; i++){
l = nodes[s].adj_list[i];
x = links[l].direction;
t = links[l].term_node;
if(!(nodes[t].visited) && x>0.0){
min_x = x<f? x:f;
path_f = find_cycle_flow(o, t, min_x);
if(path_f > 0.001){
links[l].direction -= path_f;
return path_f;
}
}
}
if(s == o)
return min_x;
return 0.0;
}
void verify_assign(){
int i, j, O, D;
double F, _F;
for(i=0; i<metadata.n_link; i++)
links[i].direction = links[i].flow;
for(i=0; i<metadata.n_pair; i++){
O = pairs[i].origin;
D = pairs[i].destination;
F = pairs[i].trip;
_F = F;
while(F > 0.001){
// getchar();
for(j=1; j<=metadata.n_node; j++)
nodes[j].visited = 0;
F -= find_path_flow(O, D, O, F);
if(_F-F == 0.0)
break;
_F = F;
}
if(F>0.0)
printf("O %2d D %2d F %lf\n", O, D, F);
}
for(i=0; i<metadata.n_pair; i++){
O = pairs[i].origin;
find_cycle_flow(O, O, 100000.0);
}
for(i=0; i<metadata.n_link; i++){
if(links[i].direction == 0.0)
links[i].flow = 0.0;
// if(links[i].direction>0.0)
// printf("f[%2d] = %lf\n", i+1, links[i].direction);
}
}
*/