diff options
Diffstat (limited to 'examples/poiseulle_particles_2d_hlbm_gpu')
| -rw-r--r-- | examples/poiseulle_particles_2d_hlbm_gpu/sim.cpp | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/examples/poiseulle_particles_2d_hlbm_gpu/sim.cpp b/examples/poiseulle_particles_2d_hlbm_gpu/sim.cpp index 9375078..b09aa64 100644 --- a/examples/poiseulle_particles_2d_hlbm_gpu/sim.cpp +++ b/examples/poiseulle_particles_2d_hlbm_gpu/sim.cpp @@ -13,7 +13,7 @@ namespace lbm { constexpr uint64_t dim_y = 256ul; constexpr uint64_t dim_x = dim_y * 20ul; -constexpr uint64_t particle_amount = 1ul; +// constexpr uint64_t particle_amount = 1ul; namespace sch { using namespace saw::schema; @@ -215,6 +215,21 @@ saw::error_or<void> step( break; case 2u: collision.apply(fields,macros,index,t_i); + { + saw::data<sch::Vector<T,Desc::D>> middle; + middle.at({{0u}}) = dim_x * 0.25; + middle.at({{1u}}) = dim_y * 0.5; + + saw::data<sch::Vector<T,Desc::D>> ind_vec; + 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({}) = 0.0; + } + } break; case 3u: flow_in.apply(fields,index,t_i); |