From 5f1eb9a12821e7462b7b2853e0d95c8c863bf900 Mon Sep 17 00:00:00 2001
From: Jaron Kent-Dobias <jaron@kent-dobias.com>
Date: Thu, 26 Jul 2018 16:55:17 -0400
Subject: now using const passing of object reference instead of pointers

---
 src/wolff_potts.cpp | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

(limited to 'src/wolff_potts.cpp')

diff --git a/src/wolff_potts.cpp b/src/wolff_potts.cpp
index 2bc306b..9fe3ffe 100644
--- a/src/wolff_potts.cpp
+++ b/src/wolff_potts.cpp
@@ -135,12 +135,12 @@ int main(int argc, char *argv[]) {
 
   FILE **outfiles = measure_setup_files(measurement_flags, timestamp);
 
-  std::function <void(const sim_t *)> other_f;
+  std::function <void(const sim_t&)> other_f;
   uint64_t sum_of_clusterSize = 0;
 
   if (N_is_sweeps) {
-    other_f = [&] (const sim_t *s) {
-      sum_of_clusterSize += s->last_cluster_size;
+    other_f = [&] (const sim_t& s) {
+      sum_of_clusterSize += s.last_cluster_size;
     };
   } else if (draw) {
 #ifdef HAVE_GLUT
@@ -154,21 +154,21 @@ int main(int argc, char *argv[]) {
     glLoadIdentity();
     gluOrtho2D(0.0, L, 0.0, L);
 
-    other_f = [] (const sim_t *s) {
+    other_f = [] (const sim_t& s) {
       glClear(GL_COLOR_BUFFER_BIT);
-      for (v_t i = 0; i < pow(s->L, 2); i++) {
-        potts_t<POTTSQ> tmp_s = s->R.act_inverse(s->spins[i]);
+      for (v_t i = 0; i < pow(s.L, 2); i++) {
+        potts_t<POTTSQ> tmp_s = s.R.act_inverse(s.spins[i]);
         glColor3f(hue_to_R(tmp_s.x * 2 * M_PI / POTTSQ), hue_to_G(tmp_s.x * 2 * M_PI / POTTSQ), hue_to_B(tmp_s.x * 2 * M_PI / POTTSQ));
-        glRecti(i / s->L, i % s->L, (i / s->L) + 1, (i % s->L) + 1);
+        glRecti(i / s.L, i % s.L, (i / s.L) + 1, (i % s.L) + 1);
       }
       glFlush();
     };
 #endif
   } else {
-    other_f = [] (const sim_t *s) {};
+    other_f = [] (const sim_t& s) {};
   }
 
-  std::function <void(const sim_t *)> measurements = measure_function_write_files(measurement_flags, outfiles, other_f);
+  std::function <void(const sim_t&)> measurements = measure_function_write_files(measurement_flags, outfiles, other_f);
 
   // add line to metadata file with run info
   {
@@ -194,12 +194,12 @@ int main(int argc, char *argv[]) {
     printf("\n");
     while (sum_of_clusterSize < N * s.nv) {
       printf("\033[F\033[J\033[F\033[JWOLFF: sweep %" PRIu64 " / %" PRIu64 ": E = %.2f, S = %" PRIv "\n", (count_t)((double)sum_of_clusterSize / (double)s.nv), N, s.E, s.last_cluster_size);
-      wolff(N, &s, gen_R, measurements, r, silent);
+      wolff(N, s, gen_R, measurements, r, silent);
       N_rounds++;
     }
     printf("\033[F\033[J\033[F\033[JWOLFF: sweep %" PRIu64 " / %" PRIu64 ": E = %.2f, S = %" PRIv "\n\n", (count_t)((double)sum_of_clusterSize / (double)s.nv), N, s.E, s.last_cluster_size);
   } else {
-    wolff(N, &s, gen_R, measurements, r, silent);
+    wolff(N, s, gen_R, measurements, r, silent);
   }
 
   // free the random number generator
-- 
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