added ising example to cpp collection

1 files changed, 10 insertions, 1 deletions

diff --git a/lib/measure.h b/lib/measure.h
index d20c081..52e43af 100644
--- a/lib/measure.h
+++ b/lib/measure.h
@@ -1,7 +1,9 @@
 
 #pragma once
 
-#define POSSIBLE_MEASUREMENTS 4
+#include "measurement.h"
+
+#define POSSIBLE_MEASUREMENTS 5
 const unsigned char measurement_energy        = 1 << 0;
 const unsigned char measurement_clusterSize   = 1 << 1;
 const unsigned char measurement_magnetization = 1 << 2;
@@ -43,6 +45,13 @@ std::function <void(const state_t <R_t, X_t> *)> measurement_fourier_file(FILE *
   };
 }
 
+template <class R_t, class X_t>
+std::function <void(const state_t <R_t, X_t> *)> measurement_average_cluster(meas_t *x) {
+  return [=](const state_t <R_t, X_t> *s) {
+    meas_update(x, s->last_cluster_size);
+  };
+}
+
 #endif