diff options
Diffstat (limited to 'lib/include/wolff/cluster.hpp')
| -rw-r--r-- | lib/include/wolff/cluster.hpp | 57 |
1 files changed, 29 insertions, 28 deletions
diff --git a/lib/include/wolff/cluster.hpp b/lib/include/wolff/cluster.hpp index 055cdf3..b66f367 100644 --- a/lib/include/wolff/cluster.hpp +++ b/lib/include/wolff/cluster.hpp @@ -7,20 +7,19 @@ #include <vector> #include <queue> -#include "types.h" #include "system.hpp" -#include "graph.hpp" -#include "measurement.hpp" + +namespace wolff { template <class R_t, class X_t> -void wolff_cluster_flip(wolff_system<R_t, X_t>& S, v_t i0, const R_t& r, - std::mt19937& rng, wolff_measurement<R_t, X_t>& A) { +void system<R_t, X_t>::flip_cluster(v_t i0, const R_t& r, + std::mt19937& rng, measurement<R_t, X_t>& A) { std::uniform_real_distribution<double> dist(0.0, 1.0); std::queue<v_t> queue; queue.push(i0); - std::vector<bool> marks(S.G.nv, false); + std::vector<bool> marks(G.nv, false); while (!queue.empty()) { v_t i = queue.front(); @@ -33,21 +32,21 @@ void wolff_cluster_flip(wolff_system<R_t, X_t>& S, v_t i0, const R_t& r, #ifndef WOLFF_NO_FIELD R_t s0_new; - bool we_are_ghost = (i == S.nv); + bool we_are_ghost = (i == nv); if (we_are_ghost) { - s0_new = r.act(S.s0); + s0_new = r.act(s0); } else #endif { - si_new = r.act(S.s[i]); + si_new = r.act(s[i]); } - for (const v_t &j : S.G.adj[i]) { + for (const v_t &j : G.adjacency[i]) { double dE, p; #ifndef WOLFF_NO_FIELD - bool neighbor_is_ghost = (j == S.nv); + bool neighbor_is_ghost = (j == nv); if (we_are_ghost || neighbor_is_ghost) { X_t s0s_old, s0s_new; @@ -55,18 +54,18 @@ void wolff_cluster_flip(wolff_system<R_t, X_t>& S, v_t i0, const R_t& r, if (neighbor_is_ghost) { non_ghost = i; - s0s_old = S.s0.act_inverse(S.s[i]); - s0s_new = S.s0.act_inverse(si_new); + s0s_old = s0.act_inverse(s[i]); + s0s_new = s0.act_inverse(si_new); } else { non_ghost = j; - s0s_old = S.s0.act_inverse(S.s[j]); - s0s_new = s0_new.act_inverse(S.s[j]); + s0s_old = s0.act_inverse(s[j]); + s0s_new = s0_new.act_inverse(s[j]); } #ifdef WOLFF_SITE_DEPENDENCE - dE = S.B(non_ghost, s0s_old) - S.B(non_ghost, s0s_new); + dE = B(non_ghost, s0s_old) - B(non_ghost, s0s_new); #else - dE = S.B(s0s_old) - S.B(s0s_new); + dE = B(s0s_old) - B(s0s_new); #endif #ifdef WOLFF_FINITE_STATES @@ -75,28 +74,28 @@ void wolff_cluster_flip(wolff_system<R_t, X_t>& S, v_t i0, const R_t& r, #endif // run measurement hooks for encountering a ghost bond - A.ghost_bond_visited(S, non_ghost, s0s_old, s0s_new, dE); + A.ghost_bond_visited(*this, non_ghost, s0s_old, s0s_new, dE); } else // this is a perfectly normal bond! #endif { #ifdef WOLFF_BOND_DEPENDENCE - dE = S.Z(i, S.s[i], j, S.s[j]) - S.Z(i, si_new, j, S.s[j]); + dE = Z(i, s[i], j, s[j]) - Z(i, si_new, j, s[j]); #else - dE = S.Z(S.s[i], S.s[j]) - S.Z(si_new, S.s[j]); + dE = Z(s[i], s[j]) - Z(si_new, s[j]); #endif #ifdef WOLFF_FINITE_STATES - p = finite_states_Zp[finite_states_enum(S.s[i])] + p = finite_states_Zp[finite_states_enum(s[i])] [finite_states_enum(si_new)] - [finite_states_enum(S.s[j])]; + [finite_states_enum(s[j])]; #endif // run measurement hooks for encountering a plain bond - A.plain_bond_visited(S, i, si_new, j, dE); + A.plain_bond_visited(*this, i, si_new, j, dE); } #ifndef FINITE_STATES - p = 1.0 - exp(-dE / S.T); + p = 1.0 - exp(-dE / T); #endif if (dist(rng) < p) { @@ -106,17 +105,19 @@ void wolff_cluster_flip(wolff_system<R_t, X_t>& S, v_t i0, const R_t& r, #ifndef WOLFF_NO_FIELD if (we_are_ghost) { - A.ghost_site_transformed(S, s0_new); - S.s0 = s0_new; + A.ghost_site_transformed(*this, s0_new); + s0 = s0_new; } else #endif { - A.plain_site_transformed(S, i, si_new); - S.s[i] = si_new; + A.plain_site_transformed(*this, i, si_new); + s[i] = si_new; } } } } +} + #endif |