diff options
Diffstat (limited to 'lib/core/c++/particle')
| -rw-r--r-- | lib/core/c++/particle/particle.hpp | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/lib/core/c++/particle/particle.hpp b/lib/core/c++/particle/particle.hpp index 938131b..7249e6a 100644 --- a/lib/core/c++/particle/particle.hpp +++ b/lib/core/c++/particle/particle.hpp @@ -71,6 +71,10 @@ saw::data<sch::ParticleGroup<T,D, sch::ParticleCollisionSpheroid<T,radius>>> cre auto& mask = part.template get<"mask">(); auto& density = part.template get<"density">().at({{0u}}); + auto& total_mass = part.template get<"total_mass">(); + // Paranoia + total_mass.at({}) = {}; + static_assert(D >= 1u and D <= 3u, "Dimensions only supported for Dim 1,2 & 3."); density = density_p; @@ -86,6 +90,7 @@ saw::data<sch::ParticleGroup<T,D, sch::ParticleCollisionSpheroid<T,radius>>> cre mask = {mask_dims}; auto& com = part.template get<"center_of_mass">(); + // Paranoia for(uint64_t i = 0u; i < D; ++i){ com.at({{i}}) = {}; } @@ -97,12 +102,24 @@ saw::data<sch::ParticleGroup<T,D, sch::ParticleCollisionSpheroid<T,radius>>> cre saw::data<sch::Vector<T,D>> center; for(uint64_t i = 0u; i < D; ++i){ - com.at({{i}}) = ; + center.at({{i}}).set(radius); } iterator<D>::apply([&](const auto& index){ ++ele_ctr; + saw::data<sch::Vector<T,D>> offset_index = saw::math::vectorize_data(index).template cast_to<T>() - center; + + + + auto& dpi = mask.at(index); + + for(uint64_t i = 0u; i < D; ++i){ + com.at({{i}}) = com.at({{i}}) + index.at({i}).template cast_to<T>() * dpi.at({}); + } + + total_mass = total_mass + dpi; + },{},mask_dims); return part; |