diff options
author | Jaron Kent-Dobias <jaron@kent-dobias.com> | 2018-07-09 14:19:16 -0400 |
---|---|---|
committer | Jaron Kent-Dobias <jaron@kent-dobias.com> | 2018-07-09 14:19:16 -0400 |
commit | 466812e61e2ccec7750c791835111b402938411c (patch) | |
tree | 09b46ec932ce6b31b8093580d500b91bb0e19bb7 /src | |
parent | dc72eb1fa4a476eade0ade98a463e7c96000fb0d (diff) | |
download | c++-466812e61e2ccec7750c791835111b402938411c.tar.gz c++-466812e61e2ccec7750c791835111b402938411c.tar.bz2 c++-466812e61e2ccec7750c791835111b402938411c.zip |
wolff run from own function, called with types to run
Diffstat (limited to 'src')
-rw-r--r-- | src/wolff.cpp | 134 | ||||
-rw-r--r-- | src/wolff_heisenberg.cpp | 77 | ||||
-rw-r--r-- | src/wolff_planar.cpp | 77 |
3 files changed, 154 insertions, 134 deletions
diff --git a/src/wolff.cpp b/src/wolff.cpp deleted file mode 100644 index f685129..0000000 --- a/src/wolff.cpp +++ /dev/null @@ -1,134 +0,0 @@ - -#include <time.h> -#include <getopt.h> - -#include <cluster.h> - -double H_vector(vector_t <2, double> v1, double *H) { - vector_t <2, double> H_vec; - H_vec.x = H; - return dot <2, double> (v1, H_vec); -} - -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); - } - } - - state_t <orthogonal_t <2, double>, vector_t <2, double>> s(D, L, T, dot <2, double>, std::bind(H_vector, std::placeholders::_1, H)); - - // initialize random number generator - gsl_rng *r = gsl_rng_alloc(gsl_rng_mt19937); - gsl_rng_set(r, rand_seed()); - - 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, \"D\" -> %" PRID ", \"L\" -> %" PRIL ", \"NV\" -> %" PRIv ", \"NE\" -> %" PRIv ", \"T\" -> %.15f, \"H\" -> {", timestamp, D, L, s.nv, s.ne, 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); - - char *filename_M = (char *)malloc(255 * sizeof(char)); - char *filename_E = (char *)malloc(255 * sizeof(char)); - char *filename_S = (char *)malloc(255 * sizeof(char)); - - sprintf(filename_M, "wolff_%lu_M.dat", timestamp); - sprintf(filename_E, "wolff_%lu_E.dat", timestamp); - sprintf(filename_S, "wolff_%lu_S.dat", timestamp); - - FILE *outfile_M = fopen(filename_M, "wb"); - FILE *outfile_E = fopen(filename_E, "wb"); - FILE *outfile_S = fopen(filename_S, "wb"); - - free(filename_M); - free(filename_E); - free(filename_S); - - v_t cluster_size = 0; - - if (!silent) printf("\n"); - for (count_t steps = 0; steps < N; steps++) { - if (!silent) printf("\033[F\033[JWOLFF: sweep %" PRIu64 " / %" PRIu64 ": E = %.2f, M_0 = %.2f, S = %" PRIv "\n", steps, N, s.E, s.M.x[0], cluster_size); - - v_t v0 = gsl_rng_uniform_int(r, s.nv); - - orthogonal_t <2, double> step; - generate_rotation<2>(r, &step); - - cluster_size = flip_cluster <orthogonal_t <2, double>, vector_t <2, double>> (&s, v0, step, r); - - free_spin(step); - - fwrite(&(s.E), sizeof(double), 1, outfile_E); - fwrite(s.M.x, sizeof(double), 2, outfile_M); - fwrite(&cluster_size, sizeof(uint32_t), 1, outfile_S); - - } - if (!silent) { - printf("\033[F\033[J"); - } - printf("WOLFF: sweep %" PRIu64 " / %" PRIu64 ": E = %.2f, M_0 = %.2f, S = %" PRIv "\n", N, N, s.E, s.M.x[0], cluster_size); - - fclose(outfile_M); - fclose(outfile_E); - fclose(outfile_S); - - gsl_rng_free(r); - - free(H); - - return 0; -} - diff --git a/src/wolff_heisenberg.cpp b/src/wolff_heisenberg.cpp new file mode 100644 index 0000000..d1ebd48 --- /dev/null +++ b/src/wolff_heisenberg.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\" -> \"HEISENBERG\", q -> \"3\", \"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 <3, double>, vector_t <3, double>> (N, D, L, T, dot <3, double>, std::bind(H_vector <3, double>, std::placeholders::_1, H), timestamp, silent); + + free(H); + + return 0; +} + 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; +} + |