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test.cpp
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test.cpp
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/*
a* test project
author:
von
build:
build on windows vs12
nmake -f makefile.vc
build on linux gcc 5.2.1
make
notice:
test data from boost::graph prgen_20_70_2.net
*/
#include <stdio.h>
#include <iostream>
#include <map>
#include <vector>
#include <unordered_map>
using namespace std;
#include "astar.hpp"
struct graph
{
vector<pair<int, int>> get_edges(int v) const
{
vector<pair<int, int>> edges;
auto iter = data.find(v);
if (iter != data.end())
{
for (auto e : iter->second)
{
edges.push_back(make_pair(v, e.first));
}
}
return edges;
}
float distance(int a, int b) const
{
auto iter = data.find(a);
if (iter != data.end())
{
auto piter = iter->second.find(b);
if (piter != iter->second.end())
{
return piter->second;
}
}
return 0.0f;
}
float heuristic(int a, int b) const
{
return 0.0f;
}
map<int, map<int, float>> data;
};
int main(int argv, char** argc)
{
void fill_data(graph&);
unordered_map<int, int> p;
unordered_map<int, float> d;
graph g;
fill_data(g);
int start = 1, goal = 15;
if (astar<graph, int, float>(g, p, d, start, goal))
{
cout << goal;
//
auto iter = p.find(goal);
while (iter != p.end())
{
cout << " <- " << iter->second;
if (start == iter->second)
{
break;
}
iter = p.find(iter->second);
}
}
else
{
cout << "can't find!";
}
cout << endl;
}
void make_graph(graph& g, int a, int b, float d)
{
auto iter = g.data.find(a);
if (iter == g.data.end())
{
g.data[a] = map<int, float>();
iter = g.data.find(a);
}
if (iter != g.data.end())
{
iter->second[b] = d;
}
}
void fill_data(graph& g)
{
make_graph(g, 1, 2, 180);
make_graph(g, 1, 6, 880);
make_graph(g, 1, 7, 1640);
make_graph(g, 1, 9, 1620);
make_graph(g, 1, 10, 80);
make_graph(g, 1, 11, 98);
make_graph(g, 1, 12, 31);
make_graph(g, 1, 13, 60);
make_graph(g, 1, 16, 91);
make_graph(g, 1, 17, 9);
make_graph(g, 1, 18, 48);
make_graph(g, 1, 19, 91);
make_graph(g, 1, 20, 41);
make_graph(g, 2, 3, 1300);
make_graph(g, 2, 4, 620);
make_graph(g, 2, 5, 1540);
make_graph(g, 2, 8, 1000);
make_graph(g, 2, 9, 1100);
make_graph(g, 2, 10, 620);
make_graph(g, 2, 11, 68);
make_graph(g, 2, 15, 64);
make_graph(g, 2, 16, 55);
make_graph(g, 2, 17, 31);
make_graph(g, 2, 19, 29);
make_graph(g, 2, 20, 98);
make_graph(g, 3, 4, 1540);
make_graph(g, 3, 6, 1100);
make_graph(g, 3, 8, 1340);
make_graph(g, 3, 9, 1840);
make_graph(g, 3, 10, 840);
make_graph(g, 3, 14, 48);
make_graph(g, 3, 15, 88);
make_graph(g, 3, 17, 81);
make_graph(g, 3, 18, 42);
make_graph(g, 3, 19, 98);
make_graph(g, 3, 20, 70);
make_graph(g, 4, 5, 200);
make_graph(g, 4, 6, 560);
make_graph(g, 4, 7, 1800);
make_graph(g, 4, 9, 1220);
make_graph(g, 4, 10, 1640);
make_graph(g, 4, 11, 62);
make_graph(g, 4, 12, 75);
make_graph(g, 4, 14, 31);
make_graph(g, 4, 16, 44);
make_graph(g, 4, 17, 54);
make_graph(g, 4, 19, 39);
make_graph(g, 5, 6, 1460);
make_graph(g, 5, 8, 1020);
make_graph(g, 5, 10, 1340);
make_graph(g, 5, 11, 12);
make_graph(g, 5, 12, 21);
make_graph(g, 5, 13, 72);
make_graph(g, 5, 14, 68);
make_graph(g, 5, 15, 2);
make_graph(g, 5, 16, 12);
make_graph(g, 5, 17, 28);
make_graph(g, 5, 18, 87);
make_graph(g, 6, 7, 640);
make_graph(g, 6, 8, 380);
make_graph(g, 6, 9, 940);
make_graph(g, 6, 10, 1140);
make_graph(g, 6, 12, 21);
make_graph(g, 6, 13, 17);
make_graph(g, 6, 15, 54);
make_graph(g, 6, 17, 92);
make_graph(g, 6, 18, 5);
make_graph(g, 6, 19, 34);
make_graph(g, 6, 20, 47);
make_graph(g, 7, 8, 1980);
make_graph(g, 7, 9, 1340);
make_graph(g, 7, 10, 820);
make_graph(g, 7, 12, 68);
make_graph(g, 7, 13, 54);
make_graph(g, 7, 14, 4);
make_graph(g, 7, 15, 32);
make_graph(g, 7, 17, 54);
make_graph(g, 7, 20, 18);
make_graph(g, 8, 9, 500);
make_graph(g, 8, 11, 55);
make_graph(g, 8, 12, 100);
make_graph(g, 8, 13, 35);
make_graph(g, 8, 14, 65);
make_graph(g, 8, 15, 78);
make_graph(g, 8, 17, 48);
make_graph(g, 8, 18, 11);
make_graph(g, 8, 19, 14);
make_graph(g, 8, 20, 2);
make_graph(g, 9, 10, 180);
make_graph(g, 9, 13, 92);
make_graph(g, 9, 14, 39);
make_graph(g, 9, 15, 17);
make_graph(g, 9, 16, 2);
make_graph(g, 9, 17, 57);
make_graph(g, 9, 19, 72);
make_graph(g, 10, 11, 8);
make_graph(g, 10, 12, 65);
make_graph(g, 10, 14, 97);
make_graph(g, 10, 15, 1);
make_graph(g, 10, 16, 78);
make_graph(g, 10, 17, 94);
make_graph(g, 10, 19, 28);
make_graph(g, 10, 20, 1);
make_graph(g, 11, 12, 1520);
make_graph(g, 11, 13, 1300);
make_graph(g, 11, 15, 940);
make_graph(g, 11, 16, 1400);
make_graph(g, 11, 17, 1600);
make_graph(g, 11, 18, 100);
make_graph(g, 11, 20, 100);
make_graph(g, 12, 13, 1320);
make_graph(g, 12, 15, 780);
make_graph(g, 12, 17, 160);
make_graph(g, 12, 18, 1680);
make_graph(g, 12, 19, 560);
make_graph(g, 12, 20, 540);
make_graph(g, 13, 14, 1220);
make_graph(g, 13, 18, 580);
make_graph(g, 13, 19, 180);
make_graph(g, 14, 15, 1580);
make_graph(g, 14, 16, 1220);
make_graph(g, 14, 17, 940);
make_graph(g, 14, 18, 840);
make_graph(g, 15, 16, 920);
make_graph(g, 15, 17, 300);
make_graph(g, 15, 19, 1820);
make_graph(g, 16, 17, 1020);
make_graph(g, 16, 19, 1200);
make_graph(g, 16, 20, 280);
make_graph(g, 17, 18, 520);
make_graph(g, 17, 19, 20);
make_graph(g, 17, 20, 540);
make_graph(g, 18, 19, 1980);
make_graph(g, 18, 20, 1420);
make_graph(g, 19, 20, 300);
}