From 386856afbb6ca347221c13cd606e25b204317929 Mon Sep 17 00:00:00 2001
From: Jaron Kent-Dobias <jaron@kent-dobias.com>
Date: Wed, 14 Nov 2018 14:25:21 -0500
Subject: a lot of cleaning and simplification

---
 src/fracture.cpp     | 23 ++++++++++++++++++++---
 src/measurements.cpp | 15 +++++++++------
 src/measurements.hpp | 10 +++++-----
 3 files changed, 34 insertions(+), 14 deletions(-)

(limited to 'src')

diff --git a/src/fracture.cpp b/src/fracture.cpp
index 77af253..0aad56e 100644
--- a/src/fracture.cpp
+++ b/src/fracture.cpp
@@ -11,7 +11,23 @@
 #include <hooks.hpp>
 #include "measurements.hpp"
 
+#include <csignal>
+#include <cstring>
+#include <atomic>
+
+std::atomic<bool> quit(false);    // signal flag
+
+void got_signal(int) {
+    quit.store(true);
+}
+
 int main(int argc, char* argv[]) {
+  struct sigaction sa;
+  memset( &sa, 0, sizeof(sa) );
+  sa.sa_handler = got_signal;
+  sigfillset(&sa.sa_mask);
+  sigaction(SIGINT, &sa, NULL);
+
   int opt;
 
   unsigned int N = 1;
@@ -36,12 +52,10 @@ int main(int argc, char* argv[]) {
 
   cholmod_common c;
   CHOL_F(start)(&c);
-  c.supernodal = CHOLMOD_SUPERNODAL;
-
 
   graph G(L);
   network base_network(G, &c);
-  ma meas(N, L, beta);
+  ma meas(L, beta);
 
   randutils::auto_seed_128 seeds;
   std::mt19937 rng{seeds};
@@ -50,6 +64,9 @@ int main(int argc, char* argv[]) {
     network tmp_network(base_network);
     tmp_network.set_thresholds(beta, rng);
     tmp_network.fracture(meas);
+
+    if (quit.load())
+      break;
   }
 
   CHOL_F(finish)(&c);
diff --git a/src/measurements.cpp b/src/measurements.cpp
index 0bd72c4..ed96855 100644
--- a/src/measurements.cpp
+++ b/src/measurements.cpp
@@ -38,8 +38,8 @@ std::list<unsigned int> find_minimal_crack(const Graph& G, const network& n) {
 
   class find_cycle : public boost::default_dfs_visitor {
     public:
-      unsigned int end;
       std::list<unsigned int>& E;
+      unsigned int end;
       struct done{};
 
       find_cycle(std::list<unsigned int>& E, unsigned int end) : E(E), end(end) {}
@@ -226,7 +226,7 @@ void autocorrelation(unsigned int L, std::vector<T>& out_data, fftw_plan forward
   }
 }
 
-ma::ma(unsigned int N, unsigned int L, double beta) : L(L), G(2 * pow(L / 2, 2)), N(N), beta(beta),
+ma::ma(unsigned int L, double beta) : L(L), beta(beta), G(2 * pow(L / 2, 2)),
   sc(pow(L, 2), 0),
   sa(pow(L, 2), 0),
   sd(pow(L, 2), 0),
@@ -239,6 +239,7 @@ ma::ma(unsigned int N, unsigned int L, double beta) : L(L), G(2 * pow(L / 2, 2))
   Cll(pow(L / 2 + 1, 2), 0),
   Cee(pow(L / 2 + 1, 2), 0)
 {
+  N = 0;
   Nc = 0;
   Na = 0;
 
@@ -284,8 +285,9 @@ void ma::pre_fracture(const network &) {
   boost::remove_edge_if(trivial, G);
 }
 
-void ma::bond_broken(const network& net, const std::pair<double, std::vector<double>>& cur, unsigned int i) {
-  if (cur.first / fabs(cur.second[i]) * net.thresholds[i] > lv) {
+void ma::bond_broken(const network& net, const current_info& cur, unsigned int i) {
+  double c = cur.conductivity / fabs(cur.currents[i]) * net.thresholds[i];
+  if (c > lv) {
     sa[avalanches.back().size()]++;
     Na++;
 
@@ -297,7 +299,7 @@ void ma::bond_broken(const network& net, const std::pair<double, std::vector<dou
 
     autocorrelation(L, Caa, forward_plan, fftw_forward_in, fftw_forward_out, reverse_plan, fftw_reverse_in, fftw_reverse_out);
 
-    lv = cur.first / fabs(cur.second[i]) * net.thresholds[i];
+    lv = c;
     avalanches.push_back({i});
   } else {
     avalanches.back().push_back(i);
@@ -373,7 +375,7 @@ void ma::post_fracture(network &n) {
   // rewind the last avalanche
   for (auto e : avalanches.back()) {
     boost::remove_edge(n.G.dual_edges[e][0], n.G.dual_edges[e][1], G);
-    n.add_edge(e);
+    n.break_edge(e, true);
     fftw_forward_in[e] = 1;
   }
 
@@ -417,5 +419,6 @@ void ma::post_fracture(network &n) {
 
   sd[total_broken]++;
 
+  N++;
 }
 
diff --git a/src/measurements.hpp b/src/measurements.hpp
index 621c425..ab31ccd 100644
--- a/src/measurements.hpp
+++ b/src/measurements.hpp
@@ -41,6 +41,9 @@ class ma : public hooks {
     double *fftw_reverse_out;
     fftw_plan forward_plan;
     fftw_plan reverse_plan;
+    unsigned int N;
+    unsigned int L;
+    double beta;
     Graph G;
     
     // measurement storage
@@ -59,19 +62,16 @@ class ma : public hooks {
     uint64_t Na;
 
   public:
-    unsigned int N;
-    unsigned int L;
     double lv;
-    double beta;
 
 
     std::list<std::list<unsigned int>> avalanches;
 
-    ma(unsigned int N, unsigned int L, double beta);
+    ma(unsigned int L, double beta);
     ~ma();
 
     void pre_fracture(const network &) override;
-    void bond_broken(const network& net, const std::pair<double, std::vector<double>>& cur, unsigned int i) override;
+    void bond_broken(const network& net, const current_info& cur, unsigned int i) override;
     void post_fracture(network &n) override;
 };
 
-- 
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