1 files changed, 77 insertions, 0 deletions
diff --git a/src/wolff_planar.cpp b/src/wolff_planar.cpp
new file mode 100644
index 0000000..02ededc
--- /dev/null
+++ b/src/wolff_planar.cpp
@@ -0,0 +1,77 @@
+
+#include <getopt.h>
+
+#include <wolff.h>
+
+int main(int argc, char *argv[]) {
+
+  count_t N = (count_t)1e7;
+
+  D_t D = 2;
+  L_t L = 128;
+  double T = 2.26918531421;
+  double *H = (double *)calloc(MAX_Q, sizeof(double));
+
+  bool silent = false;
+
+  int opt;
+  q_t J_ind = 0;
+  q_t H_ind = 0;
+
+  while ((opt = getopt(argc, argv, "N:q:D:L:T:J:H:s")) != -1) {
+    switch (opt) {
+    case 'N': // number of steps
+      N = (count_t)atof(optarg);
+      break;
+    case 'D': // dimension
+      D = atoi(optarg);
+      break;
+    case 'L': // linear size
+      L = atoi(optarg);
+      break;
+    case 'T': // temperature 
+      T = atof(optarg);
+      break;
+    case 'H': // external field. nth call couples to state n
+      H[H_ind] = atof(optarg);
+      H_ind++;
+      break;
+    case 's': // don't print anything during simulation. speeds up slightly
+      silent = true;
+      break;
+    default:
+      exit(EXIT_FAILURE);
+    }
+  }
+
+  unsigned long timestamp;
+
+  {
+    struct timespec spec;
+    clock_gettime(CLOCK_REALTIME, &spec);
+    timestamp = spec.tv_sec*1000000000LL + spec.tv_nsec;
+  }
+
+  FILE *outfile_info = fopen("wolff_metadata.txt", "a");
+
+  fprintf(outfile_info, "<| \"ID\" -> %lu, \"MODEL\" -> \"PLANAR\", \"q\" -> 2, \"D\" -> %" PRID ", \"L\" -> %" PRIL ", \"NV\" -> %" PRIv ", \"NE\" -> %" PRIv ", \"T\" -> %.15f, \"H\" -> {", timestamp, D, L, L * L, D * L * L, T);
+
+  for (q_t i = 0; i < 2; i++) {
+    fprintf(outfile_info, "%.15f", H[i]);
+    if (i < 2 - 1) {
+      fprintf(outfile_info, ", ");
+    }
+  }
+
+  fprintf(outfile_info, "} |>\n");
+
+  fclose(outfile_info);
+
+
+  wolff <orthogonal_t <2, double>, vector_t <2, double>> (N, D, L, T, dot <2, double>, std::bind(H_vector <2, double>, std::placeholders::_1, H), timestamp, silent);
+
+  free(H);
+
+  return 0;
+}
+