From dbae5cf4f9b80edc8d089475d5de4c13478c4f40 Mon Sep 17 00:00:00 2001
From: Jaron Kent-Dobias <jaron@kent-dobias.com>
Date: Tue, 24 Jul 2018 19:15:36 -0400
Subject: removed c files that are no longer faster than the c++ ones

---
 lib/initial_finite.c | 372 ---------------------------------------------------
 1 file changed, 372 deletions(-)
 delete mode 100644 lib/initial_finite.c

(limited to 'lib/initial_finite.c')

diff --git a/lib/initial_finite.c b/lib/initial_finite.c
deleted file mode 100644
index 59e7ec4..0000000
--- a/lib/initial_finite.c
+++ /dev/null
@@ -1,372 +0,0 @@
-
-#include "initial_finite.h"
-
-double *precompute_cos(L_t L) {
-  double *x = (double *)malloc(L * sizeof(double));
-  for (L_t i = 0; i < L; i++) {
-    x[i] = cos(2 * M_PI * (double)i / (double)L);
-  }
-
-  return x;
-}
-
-double *precompute_sin(L_t L) {
-  double *x = (double *)malloc(L * sizeof(double));
-  for (L_t i = 0; i < L; i++) {
-    x[i] = sin(2 * M_PI * (double)i / (double)L);
-  }
-
-  return x;
-}
-
-double *Jprobs_from_J(q_t q, double T, double *J) {
-  double *J_probs = (double *)calloc(pow(q, 2), sizeof(double));
-
-  for (q_t i = 0; i < q; i++) {
-    for (q_t j = 0; j < q; j++) {
-      J_probs[q * i + j] = 1.0 - exp((J[i] - J[j]) / T);
-    }
-  }
-
-  return J_probs;
-}
-
-q_t *initialize_R(q_t q) {
-  q_t *R = (q_t *)malloc(q * sizeof(q_t));
-
-  for (q_t i = 0; i < q; i++) {
-    R[i] = i;
-  }
-
-  return R;
-}
-
-R_t *transformation_bringing_to_zero(q_t q, R_t n_transformations, q_t *transformations) {
-  R_t *destination = (R_t *)malloc(q * sizeof(R_t));
-
-  for (q_t i = 0; i < q; i++) {
-    for (R_t j = 0; j < n_transformations; j++) {
-      if (transformations[q * j + i] == 0) {
-        destination[i] = j;
-      }
-    }
-  }
-
-  return destination;
-}
-
-R_t find_involutions(R_t *destination, q_t q, R_t n_transformations, q_t *transformations) {
-  R_t n_involutions = 0;
-
-  for (R_t i = 1; i < n_transformations; i++) {
-    bool is_involution = true;
-    for (q_t j = 0; j < q; j++) {
-      if (j != transformations[q * i + transformations[q * i + j]]) {
-        is_involution = false;
-        break;
-      }
-    }
-    if (is_involution) {
-      destination[n_involutions] = i;
-      n_involutions++;
-    }
-  }
-
-  return n_involutions;
-}
-
-state_finite_t *initial_finite_prepare_ising(D_t D, L_t L, double T, double *H) {
-  state_finite_t *s = (state_finite_t *)calloc(1, sizeof(state_finite_t));
-
-  s->D = D;
-  s->L = L;
-
-  {
-    graph_t *g = graph_create_square(D, L);
-    s->nv = g->nv;
-    s->ne = g->ne;
-    s->g = graph_add_ext(g);
-    graph_free(g);
-  }
-
-  s->q = 2;
-
-  s->n_transformations = 2;
-  s->transformations = (q_t *)malloc(2 * 2 * sizeof(q_t));
-  s->transformations[0] = 0;
-  s->transformations[1] = 1;
-  s->transformations[2] = 1;
-  s->transformations[3] = 0;
-
-  s->n_involutions = 1;
-  s->involutions = (R_t *)malloc(1 * sizeof(R_t));
-  s->involutions[0] = 1;
-
-  s->transform_site_to_zero = (R_t *)malloc(2 * sizeof(R_t));
-  s->transform_site_to_zero[0] = 0;
-  s->transform_site_to_zero[1] = 1;
-
-  s->n_bond_types = 2;
-  s->bond_with_zero_type = (q_t *)malloc(2 * sizeof(q_t));
-  s->bond_with_zero_type[0] = 0;
-  s->bond_with_zero_type[1] = 1;
-
-  s->T = T;
-  s->J = (double *)malloc(2 * sizeof(double)); 
-  s->J[0] = 1.0;
-  s->J[1] = -1.0;
-  s->H = (double *)malloc(2 * sizeof(double)); 
-  s->H[0] = H[0];
-  s->H[1] = -H[0];
-
-  s->J_probs = Jprobs_from_J(2, T, s->J);
-  s->H_probs = Jprobs_from_J(2, T, s->H);
-
-  s->spins = (q_t *)calloc(s->nv, sizeof(q_t));
-  s->R = initialize_R(2);
-
-  s->M = (v_t *)calloc(2, sizeof(v_t));
-  s->M[0] = s->nv; // everyone starts in state 0, remember?
-  s->B = (v_t *)calloc(2, sizeof(v_t));
-  s->B[0] = s->ne;
-
-  s->ReF = (double *)calloc(D * 2, sizeof(double));
-  s->ImF = (double *)calloc(D * 2, sizeof(double));
-
-
-  s->precomputed_cos = precompute_cos(L);
-  s->precomputed_sin = precompute_sin(L);
-
-  return s;
-}
-
-state_finite_t *initial_finite_prepare_potts(D_t D, L_t L, q_t q, double T, double *H) {
-  state_finite_t *s = (state_finite_t *)calloc(1, sizeof(state_finite_t));
-
-  s->D = D;
-  s->L = L;
-
-  {
-    graph_t *g = graph_create_square(D, L);
-    s->nv = g->nv;
-    s->ne = g->ne;
-    s->g = graph_add_ext(g);
-    graph_free(g);
-  }
-
-  s->q = q;
-  s->n_transformations = factorial(q);
-  s->transformations = symmetric_gen_transformations(q);
-  s->involutions = (R_t *)malloc(s->n_transformations * sizeof(R_t));
-  s->n_involutions = find_involutions(s->involutions, q, s->n_transformations, s->transformations);
-
-  s->transform_site_to_zero = transformation_bringing_to_zero(q, s->n_transformations, s->transformations);
-
-  s->n_bond_types = 2;
-
-  s->bond_with_zero_type = (q_t *)malloc(q * sizeof(q_t));
-
-  s->bond_with_zero_type[0] = 0;
-
-  for (q_t i = 1; i < q; i++) {
-    s->bond_with_zero_type[i] = 1;
-  }
-
-  s->T = T;
-  s->J = (double *)calloc(2, sizeof(double)); 
-  s->J[0] = 1.0;
-  s->J[1] = 0.0;
-
-  s->H = (double *)malloc(q * sizeof(double)); 
-  for (q_t i = 0; i < q; i++) {
-    s->H[i] = H[i];
-  }
-
-  s->J_probs = Jprobs_from_J(s->n_bond_types, T, s->J);
-  s->H_probs = Jprobs_from_J(q, T, s->H);
-
-  s->spins = (q_t *)calloc(s->nv, sizeof(q_t));
-  s->R = initialize_R(q);
-
-  s->M = (v_t *)calloc(q, sizeof(v_t));
-  s->M[0] = s->nv; // everyone starts in state 0, remember?
-  s->B = (v_t *)calloc(s->n_bond_types, sizeof(v_t));
-  s->B[0] = s->ne; // everyone starts in state 0, remember?
-
-  s->ReF = (double *)calloc(D * q, sizeof(double));
-  s->ImF = (double *)calloc(D * q, sizeof(double));
-
-  s->precomputed_cos = precompute_cos(L);
-  s->precomputed_sin = precompute_sin(L);
-
-  return s;
-}
-
-state_finite_t *initial_finite_prepare_clock(D_t D, L_t L, q_t q, double T, double *H) {
-  state_finite_t *s = (state_finite_t *)calloc(1, sizeof(state_finite_t));
-
-  s->D = D;
-  s->L = L;
-
-  {
-    graph_t *g = graph_create_square(D, L);
-    s->nv = g->nv;
-    s->ne = g->ne;
-    s->g = graph_add_ext(g);
-    graph_free(g);
-  }
-
-  s->q = q;
-
-  s->n_transformations = 2 * q;
-  s->transformations = dihedral_gen_transformations(q);
-  s->n_involutions = q;
-  s->involutions = dihedral_gen_involutions(q);
-
-  s->transform_site_to_zero = transformation_bringing_to_zero(q, s->n_transformations, s->transformations);
-  s->bond_with_zero_type = malloc(q * sizeof(q_t));
-
-  s->n_bond_types = q / 2 + 1;
-
-  for (q_t i = 0; i < q / 2 + 1; i++) {
-    s->bond_with_zero_type[i] = i;
-  }
-
-  for (q_t i = 1; i < (q + 1) / 2; i++) { 
-    s->bond_with_zero_type[q - i] = i;
-  }
-
-
-  s->T = T;
-  s->J = (double *)malloc(s->n_bond_types * sizeof(double)); 
-
-  for (q_t i = 0; i < s->n_bond_types; i++) {
-    s->J[i] = cos(2 * M_PI * i / ((double)q));
-  }
-
-
-  s->H = (double *)malloc(q * sizeof(double)); 
-  for (q_t i = 0; i < q; i++) {
-    s->H[i] = H[i];
-  }
-
-  s->J_probs = Jprobs_from_J(s->n_bond_types, T, s->J);
-  s->H_probs = Jprobs_from_J(q, T, s->H);
-
-  s->spins = (q_t *)calloc(s->nv, sizeof(q_t));
-  s->R = initialize_R(q);
-
-  s->M = (v_t *)calloc(q, sizeof(v_t));
-  s->M[0] = s->nv; // everyone starts in state 0, remember?
-  s->B = (v_t *)calloc(s->n_bond_types, sizeof(v_t));
-  s->B[0] = s->ne; // everyone starts in state 0, remember?
-
-  s->ReF = (double *)calloc(D * q, sizeof(double));
-  s->ImF = (double *)calloc(D * q, sizeof(double));
-
-  s->precomputed_cos = precompute_cos(L);
-  s->precomputed_sin = precompute_sin(L);
-
-  return s;
-}
-
-state_finite_t *initial_finite_prepare_dgm(D_t D, L_t L, q_t q, double T, double *H) {
-  state_finite_t *s = (state_finite_t *)calloc(1, sizeof(state_finite_t));
-
-  s->D = D;
-  s->L = L;
-
-  {
-    graph_t *g = graph_create_square(D, L);
-    s->nv = g->nv;
-    s->ne = g->ne;
-    s->g = graph_add_ext(g);
-    graph_free(g);
-  }
-
-  s->q = q;
-
-  s->n_transformations = 2 * q;
-  s->transformations = dihedral_gen_transformations(q);
-  s->n_involutions = q;
-  s->involutions = dihedral_gen_involutions(q);
-
-  s->transform_site_to_zero = transformation_bringing_to_zero(q, s->n_transformations, s->transformations);
-  s->bond_with_zero_type = malloc(q * sizeof(q_t));
-
-  s->n_bond_types = q / 2 + 1;
-
-  for (q_t i = 0; i < q / 2 + 1; i++) {
-    s->bond_with_zero_type[i] = i;
-  }
-
-  for (q_t i = 1; i < (q + 1) / 2; i++) { 
-    s->bond_with_zero_type[(int)q - (int)i] = i;
-  }
-
-  s->T = T;
-  s->J = (double *)malloc(s->n_bond_types * sizeof(double)); 
-
-  for (q_t i = 0; i < s->n_bond_types; i++) {
-    s->J[i] = -pow(i, 2);
-  }
-
-  s->H = (double *)malloc(q * sizeof(double)); 
-  for (q_t i = 0; i < q; i++) {
-    s->H[i] = H[i];
-  }
-
-  s->J_probs = Jprobs_from_J(s->n_bond_types, T, s->J);
-  s->H_probs = Jprobs_from_J(q, T, s->H);
-
-  s->spins = (q_t *)calloc(s->nv, sizeof(q_t));
-  s->R = initialize_R(q);
-
-  s->M = (v_t *)calloc(q, sizeof(v_t));
-  s->M[0] = s->nv; // everyone starts in state 0, remember?
-  s->B = (v_t *)calloc(s->n_bond_types, sizeof(v_t));
-  s->B[0] = s->nv; // everyone starts in state 0, remember?
-
-  s->ReF = (double *)calloc(D * q, sizeof(double));
-  s->ImF = (double *)calloc(D * q, sizeof(double));
-
-  s->precomputed_cos = precompute_cos(L);
-  s->precomputed_sin = precompute_sin(L);
-
-  return s;
-}
-
-double state_finite_energy(state_finite_t *s) {
-  double E = 0;
-
-  for (q_t i = 0; i < s->n_bond_types; i++) {
-    E += s->J[i] * s->B[i];
-  }
-  for (q_t i = 0; i < s->q; i++) {
-    E += s->H[i] * s->M[i];
-  }
-
-  return -E;
-}
-
-void state_finite_free(state_finite_t *s) {
-  graph_free(s->g);
-  free(s->J);
-  free(s->H);
-  free(s->J_probs);
-  free(s->H_probs);
-  free(s->spins);
-  free(s->R);
-  free(s->M);
-  free(s->B);
-  free(s->transformations);
-  free(s->involutions);
-  free(s->transform_site_to_zero);
-  free(s->bond_with_zero_type);
-  free(s->ReF);
-  free(s->ImF);
-  free(s->precomputed_cos);
-  free(s->precomputed_sin);
-  free(s);
-}
-
-- 
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