From 639552a2649139ba14363f30daa20786532b21b0 Mon Sep 17 00:00:00 2001
From: Jaron Kent-Dobias <jaron@kent-dobias.com>
Date: Mon, 23 Jul 2018 13:51:13 -0400
Subject: implemented the discrete gaussian model for roughening

---
 lib/wolff.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'lib/wolff.h')

diff --git a/lib/wolff.h b/lib/wolff.h
index 4e93d01..8286024 100644
--- a/lib/wolff.h
+++ b/lib/wolff.h
@@ -3,14 +3,14 @@
 #include "state.h"
 
 template <class R_t, class X_t>
-void wolff(count_t N, state_t <R_t, X_t> *s, std::function <R_t(gsl_rng *, const state_t <R_t, X_t> *)> gen_R, std::function <void(const state_t <R_t, X_t> *)> measurements, gsl_rng *r, bool silent) {
+void wolff(count_t N, state_t <R_t, X_t> *s, std::function <R_t(gsl_rng *, X_t s0)> gen_R, std::function <void(const state_t <R_t, X_t> *)> measurements, gsl_rng *r, bool silent) {
 
   if (!silent) printf("\n");
   for (count_t steps = 0; steps < N; steps++) {
     if (!silent) printf("\033[F\033[JWOLFF: step %" PRIu64 " / %" PRIu64 ": E = %.2f, S = %" PRIv "\n", steps, N, s->E, s->last_cluster_size);
 
     v_t v0 = gsl_rng_uniform_int(r, s->nv);
-    R_t step = gen_R(r, s);
+    R_t step = gen_R(r, s->spins[v0]);
     flip_cluster <R_t, X_t> (s, v0, step, r);
     free_spin(step);
 
-- 
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