From 0d3c1a0f68792a04129dc8da8e9b9b113f76e3ec Mon Sep 17 00:00:00 2001 From: "Claudius \"keldu\" Holeksa" Date: Mon, 23 Mar 2026 16:41:32 +0100 Subject: Found wrong zou he boundary issue. Preparing for fix --- lib/core/c++/boundary.hpp | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'lib/core/c++/boundary.hpp') diff --git a/lib/core/c++/boundary.hpp b/lib/core/c++/boundary.hpp index adb473d..bb8eed9 100644 --- a/lib/core/c++/boundary.hpp +++ b/lib/core/c++/boundary.hpp @@ -206,16 +206,17 @@ public: /** * Get the sum of the unknown dfs and precalculate the direction */ - auto sum_unknown_dfs = (rho_setting_ - sum_df) * saw::data{known_dir}; + auto sum_unknown_dfs = (rho_setting_ - sum_df); + auto unknown_dfs_dir = sum_unknown_dfs * saw::data{known_dir}; for(saw::data k{0u}; k < saw::data{Descriptor::Q}; ++k){ auto c_k = dfi::directions[k.get()]; if(c_k[0u]*known_dir < 0){ - sum_unknown_dfs += dfs_old.at({k}) * c_k[0u]; + unknown_dfs_dir += dfs_old.at({k}) * c_k[0u]; } } - auto vel_x = sum_unknown_dfs / rho_setting_; + auto vel_x = unknown_dfs_dir / rho_setting_; static_assert(Descriptor::D == 2u and Descriptor::Q == 9u, "Some parts are hard coded sadly"); -- cgit v1.2.3