From d5a7a3f2e5808e7a3327242dc9b368afed9383bf Mon Sep 17 00:00:00 2001
From: Jaron Kent-Dobias <jaron@kent-dobias.com>
Date: Wed, 12 Feb 2020 14:59:13 -0500
Subject: Changed the RNG and implemented Transformations as the method for
 parameterizing movement.

---
 spheres_infinite.cpp | 30 ++++++++++++++++++------------
 1 file changed, 18 insertions(+), 12 deletions(-)

(limited to 'spheres_infinite.cpp')

diff --git a/spheres_infinite.cpp b/spheres_infinite.cpp
index a9cd7d0..3505d6d 100644
--- a/spheres_infinite.cpp
+++ b/spheres_infinite.cpp
@@ -68,7 +68,7 @@ public:
 };
 
 Gen<double, D, Euclidean<double, D>, double> eGen(double ε) {
-  return [ε](const model& M, randutils::mt19937_rng& rng) -> Euclidean<double, 2> {
+  return [ε](model& M, Rng& rng) -> Transformation<double, D, Euclidean<double, D>, double>* {
     Vector<double, D> t;
     Matrix<double, D> m;
 
@@ -85,12 +85,12 @@ Gen<double, D, Euclidean<double, D>, double> eGen(double ε) {
     }
 
     Euclidean<double, D> g(t - m * t, m);
-    return g;
+    return new SpinFlip<double, D, Euclidean<double, D>, double>(M, g, M.s[f_ind]);
   };
 }
 
 Gen<double, D, Euclidean<double, D>, double> mGen(double ε) {
-  return [ε](const model& M, randutils::mt19937_rng& rng) -> Euclidean<double, 2> {
+  return [ε](model& M, Rng& rng) -> Transformation<double, D, Euclidean<double, D>, double>* {
     Matrix<double, D> m;
 
     unsigned f_ind1 = rng.uniform((unsigned)0, (unsigned)M.s.size());
@@ -110,7 +110,7 @@ Gen<double, D, Euclidean<double, D>, double> mGen(double ε) {
     m(1, 0) = -2 * cos(θ) * sin(θ);
 
     Euclidean<double, D> g(t - m * t, m);
-    return g;
+    return new PairFlip<double, D, Euclidean<double, D>, double>(M, g, M.s[f_ind1], M.s[f_ind2]);
   };
 }
 
@@ -123,9 +123,12 @@ int main(int argc, char* argv[]) {
   double H = 1.0;
   unsigned n = 25;
 
+  double k = 1e2;
+  double a = 0.1;
+
   int opt;
 
-  while ((opt = getopt(argc, argv, "n:N:L:T:H:")) != -1) {
+  while ((opt = getopt(argc, argv, "n:N:L:T:H:a:k:")) != -1) {
     switch (opt) {
     case 'n':
       n = (unsigned)atof(optarg);
@@ -142,14 +145,17 @@ int main(int argc, char* argv[]) {
     case 'H':
       H = atof(optarg);
       break;
+    case 'a':
+      a = atof(optarg);
+      break;
+    case 'k':
+      k = atof(optarg);
+      break;
     default:
       exit(1);
     }
   }
 
-  double k = 1000;
-  double a = 0.05;
-
   std::function<double(const Spin<double, D, double>&, const Spin<double, D, double>&)> Z =
       [L, a, k](const Spin<double, D, double>& s1, const Spin<double, D, double>& s2) -> double {
     Vector<double, D> d = s1.x - s2.x;
@@ -170,19 +176,19 @@ int main(int argc, char* argv[]) {
     return H * s.x.norm();
   };
 
-  auto g1 = eGen(0.25);
-  auto g2 = mGen(0.1);
+  auto g1 = eGen(0.5);
+  auto g2 = mGen(0.2);
   animation A(L, 750, argc, argv);
   model sphere(1, Z, B);
 
-  randutils::mt19937_rng rng;
+  Rng rng;
 
   sphere.s.reserve(n);
 
   unsigned nx = floor(sqrt(n));
   for (unsigned i = 0; i < n; i++) {
     Vector<double, D> pos = {(i / nx) * L / nx, (i % nx) * L / nx};
-    sphere.s.push_back({pos, rng.uniform<double>(0.45, 0.45)});
+    sphere.s.push_back({pos, rng.uniform<double>(0.25, 0.45)});
     sphere.dict.insert(&sphere.s.back());
   }
 
-- 
cgit v1.2.3-54-g00ecf