diff options
Diffstat (limited to 'uniform.cpp')
-rw-r--r-- | uniform.cpp | 48 |
1 files changed, 33 insertions, 15 deletions
diff --git a/uniform.cpp b/uniform.cpp index 53fd60b..474399b 100644 --- a/uniform.cpp +++ b/uniform.cpp @@ -1,22 +1,20 @@ #include <functional> -#include <iostream> +#include <fstream> #include <stack> -#include "randutils/randutils.hpp" -#include "pcg-cpp/include/pcg_random.hpp" +#include "rbmp.hpp" -using Rng = randutils::random_generator<pcg32>; using Real = long double; -typedef struct Edge { - std::stack<Real> weights; - Real probability = 0; -} Edge; - -using Face = std::array<std::reference_wrapper<Edge>, 4>; - class AztecDiamond { public: + typedef struct Edge { + std::stack<Real> weights; + Real probability = 0; + } Edge; + + using Face = std::array<std::reference_wrapper<Edge>, 4>; + std::vector<Edge> edges; std::vector<std::vector<Face>> lattices; @@ -112,13 +110,16 @@ int main(int argc, char* argv[]) { } } + std::string filename = "order_" + std::to_string(n) + "_" + std::to_string(T) + ".dat"; + std::ifstream input(filename); + Rng r; AztecDiamond a(n); std::vector<Real> avgProbabilities(a.edges.size()); for (unsigned i = 0; i < m; i++) { - for (Edge& e : a.edges) { + for (AztecDiamond::Edge& e : a.edges) { e.weights.push(exp(- r.variate<Real, std::exponential_distribution>(1) / T)); e.probability = 0; } @@ -130,11 +131,28 @@ int main(int argc, char* argv[]) { } } + Graph G(n, r); - for (Real& x : avgProbabilities) { - std::cout << x << " "; + std::vector<Real> data_x(G.vertices.size()); + std::vector<Real> data_y(G.vertices.size()); + + for (unsigned i = 0; i < G.edges.size(); i++) { + const Edge& e = G.edges[i]; + const Vertex& vt = e.halfedges[0].getTail(); + const Vertex& vh = e.halfedges[0].getHead(); + data_x[vt.index] += avgProbabilities[i] * (vt.coordinate[0] - vh.coordinate[0]); + data_y[vt.index] += avgProbabilities[i] * (vt.coordinate[1] - vh.coordinate[1]); + data_x[vh.index] += avgProbabilities[i] * (vt.coordinate[0] - vh.coordinate[0]); + data_y[vh.index] += avgProbabilities[i] * (vt.coordinate[1] - vh.coordinate[1]); } - std::cout << std::endl; + + std::ofstream output(filename); + + for (unsigned i = 0; i < G.vertices.size(); i++) { + output << data_x[i] << " " << data_y[i] << std::endl; + } + + output.close(); return 0; } |