From 19d657b60b22159359f7a229f5a5b73e729cff79 Mon Sep 17 00:00:00 2001
From: Jaron Kent-Dobias <jaron@kent-dobias.com>
Date: Wed, 6 Nov 2019 13:55:38 -0500
Subject: added support for saving networks to the library and revamped the
 sample method

---
 lib/include/graph.hpp   |  3 +++
 lib/include/network.hpp |  3 +++
 lib/src/graph.cpp       | 59 +++++++++++++++++++++++++++++++++++++++++++++++++
 lib/src/network.cpp     | 37 +++++++++++++++++++++++++++++++
 4 files changed, 102 insertions(+)

(limited to 'lib')

diff --git a/lib/include/graph.hpp b/lib/include/graph.hpp
index 9d2b5a1..c78fe9f 100644
--- a/lib/include/graph.hpp
+++ b/lib/include/graph.hpp
@@ -7,6 +7,7 @@
 #include <exception>
 #include <list>
 #include <random>
+#include <string>
 #include <unordered_map>
 #include <vector>
 
@@ -46,4 +47,6 @@ public:
 
   void helper(unsigned n, std::mt19937& rng);
   graph const rotate();
+
+  std::string write() const;
 };
diff --git a/lib/include/network.hpp b/lib/include/network.hpp
index 5b474bb..d562530 100644
--- a/lib/include/network.hpp
+++ b/lib/include/network.hpp
@@ -5,6 +5,7 @@
 #include <limits>
 #include <random>
 #include <set>
+#include <string>
 #include <utility>
 #include <valarray>
 #include <vector>
@@ -66,6 +67,8 @@ public:
     current_info empty;
     return empty;
   };
+
+  std::string write();
 };
 
 class fuse_network : public network {
diff --git a/lib/src/graph.cpp b/lib/src/graph.cpp
index 1475c40..c75d466 100644
--- a/lib/src/graph.cpp
+++ b/lib/src/graph.cpp
@@ -1,6 +1,7 @@
 
 #include "graph.hpp"
 #include <cstring>
+#include <sstream>
 
 #define JC_VORONOI_IMPLEMENTATION
 #define JCV_REAL_TYPE double
@@ -477,3 +478,61 @@ graph const graph::rotate() {
 
   return g2;
 }
+
+std::string graph::write() const {
+  std::string output;
+
+  output += "\"vr\"->{";
+  for (const graph::vertex &v : vertices) {
+    output += "{" + std::to_string(v.r.x) + "," + std::to_string(v.r.y) + "},";
+  }
+  output.pop_back();
+  output += "},\"vp\"->{";
+  for (const graph::vertex &v : vertices) {
+    output += "{";
+    for (const graph::coordinate &r : v.polygon) {
+      output += "{" + std::to_string(r.x) + "," + std::to_string(r.y) + "},";
+    }
+    output.pop_back();
+    output += "},";
+  }
+  output.pop_back();
+  output += "},\"ur\"->{";
+  for (const graph::vertex &v : dual_vertices) {
+    output += "{" + std::to_string(v.r.x) + "," + std::to_string(v.r.y) + "},";
+  }
+  output.pop_back();
+  output += "},\"up\"->{";
+  for (const graph::vertex &v : dual_vertices) {
+    output += "{";
+    for (const graph::coordinate &r : v.polygon) {
+      output += "{" + std::to_string(r.x) + "," + std::to_string(r.y) + "},";
+    }
+    output.pop_back();
+    output += "},";
+  }
+  output.pop_back();
+  output += "},\"e\"->{";
+  for (const graph::edge &e : edges) {
+    output += "{" + std::to_string(e.v[0]) + "," + std::to_string(e.v[1]) + "},";
+  }
+  output.pop_back();
+  output += "},\"ec\"->{";
+  for (const graph::edge &e : edges) {
+    output += "{" + std::to_string(e.crossings[0]) + "," + std::to_string(e.crossings[1]) + "},";
+  }
+  output.pop_back();
+  output += "},\"d\"->{";
+  for (const graph::edge &e : dual_edges) {
+    output += "{" + std::to_string(e.v[0]) + "," + std::to_string(e.v[1]) + "},";
+  }
+  output.pop_back();
+  output += "},\"dc\"->{";
+  for (const graph::edge &e : dual_edges) {
+    output += "{" + std::to_string(e.crossings[0]) + "," + std::to_string(e.crossings[1]) + "},";
+  }
+  output.pop_back();
+  output += "}";
+
+  return output;
+}
diff --git a/lib/src/network.cpp b/lib/src/network.cpp
index 05fc0dd..561796b 100644
--- a/lib/src/network.cpp
+++ b/lib/src/network.cpp
@@ -1,5 +1,6 @@
 
 #include "network.hpp"
+#include <sstream>
 
 class nofuseException : public std::exception {
   virtual const char* what() const throw() { return "No valid fuse was available to break."; }
@@ -511,6 +512,42 @@ void network::break_edge(unsigned e, bool unbreak) {
   py.break_edge(e, unbreak);
 }
 
+std::string network::write() {
+  std::string output;
+
+  current_info c = this->get_current_info();
+
+  output += "\"fuses\"->{";
+  for (unsigned i = 0; i < G.edges.size(); i++) {
+    if (!fuses[i]) {
+      output += std::to_string(i) +",";
+    }
+  }
+  output.pop_back();
+  output += "},\"backbone\"->{";
+  for (unsigned i = 0; i < G.edges.size(); i++) {
+    if (!backbone[i]) {
+      output += std::to_string(i) + ",";
+    }
+  }
+  output.pop_back();
+  output += "},\"thresholds\"->{";
+  for (const long double& t : thresholds) {
+    output += std::to_string(t) + ",";
+  }
+  output.pop_back();
+  output += "},\"conductivity\"->{" + std::to_string(c.conductivity[0]) + "," + std::to_string(c.conductivity[1]);
+  output += "},\"currents\"->{";
+  for (const double& t : c.currents) {
+    output += std::to_string(t) + ",";
+  }
+  output.pop_back();
+  output += "}," + G.write();
+
+  return output;
+};
+
+
 fuse_network::fuse_network(const graph& G, cholmod_common* c, double weight)
     : network(G, c), weight(weight) {}
 
-- 
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