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| author | Claudius "keldu" Holeksa <mail@keldu.de> | 2026-07-04 21:58:38 +0200 |
|---|---|---|
| committer | Claudius "keldu" Holeksa <mail@keldu.de> | 2026-07-04 21:58:38 +0200 |
| commit | 803bf67093d621509d4d8d4af326fa2c66c299bc (patch) | |
| tree | d7710be92f188927cf4ad33cae071e5830ddbc30 /examples | |
| parent | 761e4912e14324ccf713b9309336816cd3283b38 (diff) | |
| download | libs-lbm-803bf67093d621509d4d8d4af326fa2c66c299bc.tar.gz | |
Dangling changes
Diffstat (limited to 'examples')
| -rw-r--r-- | examples/poiseulle_particles_2d_fplbm_gpu/sim.cpp | 21 | ||||
| -rw-r--r-- | examples/stokes_drag_particle_2d_bgk_gpu/sim.cpp | 21 | ||||
| -rw-r--r-- | examples/stokes_drag_particle_2d_fplbm_gpu/sim.cpp | 24 |
3 files changed, 27 insertions, 39 deletions
diff --git a/examples/poiseulle_particles_2d_fplbm_gpu/sim.cpp b/examples/poiseulle_particles_2d_fplbm_gpu/sim.cpp index 3d16884..c6aac92 100644 --- a/examples/poiseulle_particles_2d_fplbm_gpu/sim.cpp +++ b/examples/poiseulle_particles_2d_fplbm_gpu/sim.cpp @@ -145,27 +145,6 @@ saw::error_or<void> setup_initial_conditions( {{1u,1u}} ); - /* - iterator<Desc::D>::apply( - [&](auto& index){ - saw::data<sch::Vector<T,Desc::D>> middle, ind_vec; - middle.at({{0u}}) = dim_x * 0.25; - middle.at({{1u}}) = dim_y * 0.5; - - ind_vec.at({{0u}}) = index.at({{0u}}).template cast_to<T>(); - ind_vec.at({{1u}}) = index.at({{1u}}).template cast_to<T>(); - - auto dist = middle - ind_vec; - auto dist_2 = saw::math::dot(dist,dist); - if(dist_2.at({}).get() < dim_y*dim_y*0.01){ - porous_f.at(index).at({}) = 1.0; - } - }, - {},// 0-index - df_f.get_dims() - ); - */ - return saw::make_void(); } diff --git a/examples/stokes_drag_particle_2d_bgk_gpu/sim.cpp b/examples/stokes_drag_particle_2d_bgk_gpu/sim.cpp index 911d84a..9426371 100644 --- a/examples/stokes_drag_particle_2d_bgk_gpu/sim.cpp +++ b/examples/stokes_drag_particle_2d_bgk_gpu/sim.cpp @@ -10,8 +10,8 @@ namespace kel { namespace lbm { -constexpr uint64_t dim_y = 256ul; -constexpr uint64_t dim_x = dim_y * 20ul; +constexpr uint64_t dim_y = 1024ul; +constexpr uint64_t dim_x = dim_y * 2ul; constexpr uint64_t particle_amount = 1ul; @@ -50,8 +50,7 @@ using ForceChunk = Chunk<Vector<T,Desc::D>, 0u, dim_x, dim_y>; template<typename T, typename Desc> using MacroStruct = Struct< Member<VelChunk<T,Desc>, "velocity">, - Member<RhoChunk<T>, "density">, - Member<ScalarChunk<T,Desc>, "porosity"> + Member<RhoChunk<T>, "density"> >; //template<typename T, typename Desc> @@ -66,7 +65,6 @@ saw::error_or<void> setup_initial_conditions( saw::data<sch::MacroStruct<T,Desc>>& macros ){ auto& info_f = fields.template get<"info">(); - auto& porous_f = macros.template get<"porosity">(); // Set everything as walls iterator<Desc::D>::apply( [&](auto& index){ @@ -109,13 +107,11 @@ saw::error_or<void> setup_initial_conditions( auto& df_f = fields.template get<"dfs_old">(); auto& rho_f = macros.template get<"density">(); auto& vel_f = macros.template get<"velocity">(); - auto& por_f = macros.template get<"porosity">(); iterator<Desc::D>::apply( [&](auto& index){ auto& df = df_f.at(index); auto& rho = rho_f.at(index); - por_f.at(index).at({}) = {0}; rho.at({}) = {1}; auto& vel = vel_f.at(index); auto eq = equilibrium<T,Desc>(rho,vel); @@ -144,11 +140,10 @@ saw::error_or<void> setup_initial_conditions( {{1u,1u}} ); - /* iterator<Desc::D>::apply( [&](auto& index){ saw::data<sch::Vector<T,Desc::D>> middle, ind_vec; - middle.at({{0u}}) = dim_x * 0.25; + middle.at({{0u}}) = dim_x * 0.5; middle.at({{1u}}) = dim_y * 0.5; ind_vec.at({{0u}}) = index.at({{0u}}).template cast_to<T>(); @@ -156,14 +151,13 @@ saw::error_or<void> setup_initial_conditions( auto dist = middle - ind_vec; auto dist_2 = saw::math::dot(dist,dist); - if(dist_2.at({}).get() < dim_y*dim_y*0.01){ - porous_f.at(index).at({}) = 1.0; + if(dist_2.at({}).get() < dim_y*dim_y*0.01 / 16.0){ + info_f.at(index).set(5u); } }, {},// 0-index df_f.get_dims() ); - */ return saw::make_void(); } @@ -177,7 +171,6 @@ saw::error_or<void> step( ){ auto& q = dev.get_handle(); auto& info_f = fields.template get<"info">(); - auto& porous_f = macros.template get<"porosity">(); // auto coll_ev = q.submit([&](acpp::sycl::handler& h){ @@ -192,7 +185,7 @@ saw::error_or<void> step( rad.at({}).set(dim_y*0.1); saw::data<sch::Vector<T,Desc::D>> p_pos; { - p_pos.at({{0u}}) = dim_x * 0.25; + p_pos.at({{0u}}) = dim_x * 0.5; p_pos.at({{1u}}) = dim_y * 0.5; } component<T,Desc,cmpt::OneParticleAt,encode::Sycl<saw::encode::Native>> opa{p_pos,rad,eps}; diff --git a/examples/stokes_drag_particle_2d_fplbm_gpu/sim.cpp b/examples/stokes_drag_particle_2d_fplbm_gpu/sim.cpp index 17df764..78e7ba5 100644 --- a/examples/stokes_drag_particle_2d_fplbm_gpu/sim.cpp +++ b/examples/stokes_drag_particle_2d_fplbm_gpu/sim.cpp @@ -10,8 +10,8 @@ namespace kel { namespace lbm { -constexpr uint64_t dim_y = 256ul; -constexpr uint64_t dim_x = dim_y * 20ul; +constexpr uint64_t dim_y = 1024ul; +constexpr uint64_t dim_x = dim_y * 2ul; constexpr uint64_t particle_amount = 1ul; @@ -86,7 +86,23 @@ saw::error_or<void> setup_initial_conditions( info_f.get_dims(), {{1u,1u}} ); - + // Corners + /// Inflow + iterator<Desc::D>::apply( + [&](auto& index){ + info_f.at(index).set(5u); + }, + {{0u,0u}}, + {{1u,dim_y}} + ); + /// Outflow + iterator<Desc::D>::apply( + [&](auto& index){ + info_f.at(index).set(5u); + }, + {{dim_x-1u,0u}}, + {{dim_x, dim_y}} + ); // Inflow iterator<Desc::D>::apply( [&](auto& index){ @@ -193,7 +209,7 @@ saw::error_or<void> step( rad.at({}).set(dim_y*0.1); saw::data<sch::Vector<T,Desc::D>> p_pos; { - p_pos.at({{0u}}) = dim_x * 0.25; + p_pos.at({{0u}}) = dim_x * 0.5; p_pos.at({{1u}}) = dim_y * 0.5; } component<T,Desc,cmpt::OneParticleAt,encode::Sycl<saw::encode::Native>> opa{p_pos,rad,eps}; |
