From 3961d9c977933192c39c456d7a5b2e0f4acb174a Mon Sep 17 00:00:00 2001
From: Jaron Kent-Dobias <jaron@kent-dobias.com>
Date: Mon, 10 Oct 2022 18:47:09 +0200
Subject: Output data in style used previously.

---
 uniform.cpp | 48 +++++++++++++++++++++++++++++++++---------------
 1 file changed, 33 insertions(+), 15 deletions(-)

diff --git a/uniform.cpp b/uniform.cpp
index 53fd60b..474399b 100644
--- a/uniform.cpp
+++ b/uniform.cpp
@@ -1,22 +1,20 @@
 #include <functional>
-#include <iostream>
+#include <fstream>
 #include <stack>
 
-#include "randutils/randutils.hpp"
-#include "pcg-cpp/include/pcg_random.hpp"
+#include "rbmp.hpp"
 
-using Rng = randutils::random_generator<pcg32>;
 using Real = long double;
 
-typedef struct Edge {
-  std::stack<Real> weights;
-  Real probability = 0;
-} Edge;
-
-using Face = std::array<std::reference_wrapper<Edge>, 4>;
-
 class AztecDiamond {
 public:
+  typedef struct Edge {
+    std::stack<Real> weights;
+    Real probability = 0;
+  } Edge;
+
+  using Face = std::array<std::reference_wrapper<Edge>, 4>;
+
   std::vector<Edge> edges;
   std::vector<std::vector<Face>> lattices;
 
@@ -112,13 +110,16 @@ int main(int argc, char* argv[]) {
     }
   }
 
+  std::string filename = "order_" + std::to_string(n) + "_" + std::to_string(T) + ".dat";
+  std::ifstream input(filename);
+
   Rng r;
   AztecDiamond a(n);
 
   std::vector<Real> avgProbabilities(a.edges.size());
 
   for (unsigned i = 0; i < m; i++) {
-    for (Edge& e : a.edges) {
+    for (AztecDiamond::Edge& e : a.edges) {
       e.weights.push(exp(- r.variate<Real, std::exponential_distribution>(1) / T));
       e.probability = 0;
     }
@@ -130,11 +131,28 @@ int main(int argc, char* argv[]) {
     }
   }
 
+  Graph G(n, r);
 
-  for (Real& x : avgProbabilities) {
-    std::cout << x << " ";
+  std::vector<Real> data_x(G.vertices.size());
+  std::vector<Real> data_y(G.vertices.size());
+
+  for (unsigned i = 0; i < G.edges.size(); i++) {
+    const Edge& e = G.edges[i];
+    const Vertex& vt = e.halfedges[0].getTail();
+    const Vertex& vh =  e.halfedges[0].getHead();
+    data_x[vt.index] += avgProbabilities[i] * (vt.coordinate[0] - vh.coordinate[0]);
+    data_y[vt.index] += avgProbabilities[i] * (vt.coordinate[1] - vh.coordinate[1]);
+    data_x[vh.index] += avgProbabilities[i] * (vt.coordinate[0] - vh.coordinate[0]);
+    data_y[vh.index] += avgProbabilities[i] * (vt.coordinate[1] - vh.coordinate[1]);
   }
-  std::cout << std::endl;
+
+  std::ofstream output(filename);
+
+  for (unsigned i = 0; i < G.vertices.size(); i++) {
+    output << data_x[i] << " " << data_y[i] << std::endl;
+  }
+
+  output.close();
 
   return 0;
 }
-- 
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