59 lines
1.6 KiB
C++
59 lines
1.6 KiB
C++
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/*
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* saveGraph.cpp
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* Author: Richard Roberts
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*/
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#include <iostream>
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#include <fstream>
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#include <boost/format.hpp>
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#include <boost/foreach.hpp>
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#include "Ordering.h"
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#include "Point2.h"
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#include "SymbolicFactorGraph.h"
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#include "SymbolicBayesNet.h"
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#include "inference-inl.h"
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#include "LieConfig-inl.h"
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using namespace std;
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namespace gtsam {
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INSTANTIATE_LIE_CONFIG(Symbol, Point2)
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/* ************************************************************************* */
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void saveGraph(const SymbolicFactorGraph& fg, const SymbolicConfig& config, const std::string& s) {
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Symbol key;
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Point2 pt;
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float scale = 100;
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string dotfile = s + ".dot";
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ofstream of(dotfile.c_str());
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of << "graph G{" << endl;
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of << "bgcolor=\"transparent\";" << endl;
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BOOST_FOREACH(boost::tie(key, pt), config){
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of << (string)key << "[label=\"" << (string)key << "\"][pos=\"" << pt.x()*scale << "," << pt.y()*scale << "\"];" << endl;
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}
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int index = 0;
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BOOST_FOREACH(const SymbolicFactorGraph::sharedFactor& factor, fg) {
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index++;
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Point2 center;
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BOOST_FOREACH(const Symbol& key, factor->keys())
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center = center + config[key];
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center = Point2(center.x() / factor->keys().size(), center.y() / factor->keys().size());
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of << "f" << index << "[pos=\"" << center.x()*scale << "," << center.y()*scale << "\"][shape=\"point\"];" << endl;
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BOOST_FOREACH(const Symbol& key, factor->keys())
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of << "f" << index << "--" << (string)key << endl;
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}
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of<<"}";
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of.close();
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string cmd = boost::str(boost::format("neato -s -n -Tpdf %s -o %s.pdf") % dotfile % s);
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system(cmd.c_str());
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}
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/* ************************************************************************* */
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}
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