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authorClaudius "keldu" Holeksa <mail@keldu.de>2026-08-17 22:26:02 +0200
committerClaudius "keldu" Holeksa <mail@keldu.de>2026-08-17 22:26:02 +0200
commit5ba7e8470f29f96ea0a12a78b3d97091fe69a581 (patch)
treeeecd40b0e324657c1eeb0e3cd7f53f10aa6b0db7 /examples/schaefer_turek_durst_krause_rannbacher
parent4963e6a6f1d1c1f0482e143268a2053ed26cc047 (diff)
downloadlibs-lbm-5ba7e8470f29f96ea0a12a78b3d97091fe69a581.tar.gz
Fix things
Diffstat (limited to 'examples/schaefer_turek_durst_krause_rannbacher')
-rw-r--r--examples/schaefer_turek_durst_krause_rannbacher/common.hpp3
-rw-r--r--examples/schaefer_turek_durst_krause_rannbacher/init.hpp5
-rw-r--r--examples/schaefer_turek_durst_krause_rannbacher/sim.cpp8
-rw-r--r--examples/schaefer_turek_durst_krause_rannbacher/step.hpp73
4 files changed, 85 insertions, 4 deletions
diff --git a/examples/schaefer_turek_durst_krause_rannbacher/common.hpp b/examples/schaefer_turek_durst_krause_rannbacher/common.hpp
index ec6f80f..be9a538 100644
--- a/examples/schaefer_turek_durst_krause_rannbacher/common.hpp
+++ b/examples/schaefer_turek_durst_krause_rannbacher/common.hpp
@@ -59,7 +59,8 @@ template<typename T, typename Desc>
using MacroStruct = Struct<
Member<VelChunk<T,Desc>, "momentum">,
Member<RhoChunk<T>, "density">,
- Member<ScalarChunk<T,Desc>, "porosity">
+ Member<ScalarChunk<T,Desc>, "porosity">,
+ Member<VelChunk<T,Desc>, "force">
>;
template<typename T, typename Desc>
diff --git a/examples/schaefer_turek_durst_krause_rannbacher/init.hpp b/examples/schaefer_turek_durst_krause_rannbacher/init.hpp
index aa4919b..af7eb89 100644
--- a/examples/schaefer_turek_durst_krause_rannbacher/init.hpp
+++ b/examples/schaefer_turek_durst_krause_rannbacher/init.hpp
@@ -95,10 +95,11 @@ saw::error_or<void> init(
{
saw::data<sch::Scalar<T>> radius_p;
- radius_p.at({}).set(conv.meter_si_to_lbm({{0.16}}).handle().get());
+ radius_p.at({}).set(conv.meter_si_to_lbm({{0.05}}).handle().get());
+ std::cout<<"RADIUS: "<<radius_p.at({}).get()<<std::endl;
saw::data<sch::Scalar<T>> dense_p;
dense_p.at({}).set(1);
- particles = create_spheroid_particle_group<T,Desc::D,1u>(radius_p, dense_p, {{16u}});
+ particles = create_spheroid_particle_group<T,Desc::D,1u>(radius_p, dense_p, {{64u}});
auto& parts = particles.template get<"particles">();
{
diff --git a/examples/schaefer_turek_durst_krause_rannbacher/sim.cpp b/examples/schaefer_turek_durst_krause_rannbacher/sim.cpp
index 6113f6c..b41f850 100644
--- a/examples/schaefer_turek_durst_krause_rannbacher/sim.cpp
+++ b/examples/schaefer_turek_durst_krause_rannbacher/sim.cpp
@@ -111,6 +111,12 @@ saw::error_or<void> lbm_main(const saw::data<args::LbmArgs>& args){
return eov;
}
}
+ {
+ auto eov = dev.copy_to_device(*lbm_particle_data_ptr,lbm_sycl_particle_data);
+ if(eov.is_error()){
+ return eov;
+ }
+ }
sycl_q.wait();
auto lsd_view = make_view(lbm_sycl_data);
auto lsdm_view = make_view(lbm_sycl_macro_data);
@@ -178,7 +184,7 @@ saw::error_or<void> lbm_main(const saw::data<args::LbmArgs>& args){
}
}
{
- auto eov = write_vtk_file(out_dir,"stdkr_2d",time_steps.get(), *lbm_macro_data_ptr);
+ auto eov = write_vtk_file(out_dir,std::string{"stdkr_2d_"}+an.template get<"coupling">().stl_string(),time_steps.get(), *lbm_macro_data_ptr);
if(eov.is_error()){
return eov;
}
diff --git a/examples/schaefer_turek_durst_krause_rannbacher/step.hpp b/examples/schaefer_turek_durst_krause_rannbacher/step.hpp
index 1a70f6a..1739edd 100644
--- a/examples/schaefer_turek_durst_krause_rannbacher/step.hpp
+++ b/examples/schaefer_turek_durst_krause_rannbacher/step.hpp
@@ -91,6 +91,79 @@ saw::error_or<void> step(
});
}).wait();
}else if constexpr ( std::is_same_v<Coll, method::FpLbm> ){
+ q.submit([&](acpp::sycl::handler& h){
+ component<T,Desc,cmpt::FpLbmReset,encode::Sycl<saw::encode::Native>> fplbm_reset;
+ h.parallel_for(acpp::sycl::range<Desc::D>{dim_x,dim_y}, [=](acpp::sycl::id<Desc::D> idx){
+ saw::data<sch::FixedArray<sch::UInt64,Desc::D>> index;
+ for(uint64_t i = 0u; i < Desc::D; ++i){
+ index.at({{i}}).set(idx[i]);
+ }
+
+ fplbm_reset.apply(fields,macros,index,t_i);
+ });
+ }).wait();
+
+ q.submit([&](acpp::sycl::handler& h){
+ component<T,Desc,cmpt::FpLbmOneParticle,encode::Sycl<saw::encode::Native>> fplbm_one_part;
+
+ h.parallel_for(acpp::sycl::range<1u>{particle_amount}, [=](acpp::sycl::id<1u> idx){
+ saw::data<sch::FixedArray<sch::UInt64,1u>> index;
+ for(uint64_t i = 0u; i < 1u; ++i){
+ index.at({{i}}).set(idx[i]);
+ }
+
+ fplbm_one_part.apply(fields,macros,particles,index,t_i,{0u});
+ });
+ }).wait();
+
+ // auto coll_ev =
+ q.submit([&](acpp::sycl::handler& h){
+ component<T,Desc,cmpt::BGK,encode::Sycl<saw::encode::Native>> bgk{0.8};
+ component<T,Desc,cmpt::FpLbm,encode::Sycl<saw::encode::Native>> collision{0.8};
+ component<T,Desc,cmpt::BounceBack,encode::Sycl<saw::encode::Native>> bb;
+
+ component<T,Desc,cmpt::ZouHeHorizontal<true>,encode::Sycl<saw::encode::Native>> flow_in{
+ [&](){
+ uint64_t target_t_i = 8u;
+ if(t_i.get() < target_t_i){
+ return 1.0 + (0.01 / target_t_i) * t_i.get();
+ }
+ return 1.01;
+ }()
+ };
+ component<T,Desc,cmpt::ZouHeHorizontal<false>,encode::Sycl<saw::encode::Native>> flow_out{1.0};
+
+ h.parallel_for(acpp::sycl::range<Desc::D>{dim_x,dim_y}, [=](acpp::sycl::id<Desc::D> idx){
+ saw::data<sch::FixedArray<sch::UInt64,Desc::D>> index;
+ for(uint64_t i = 0u; i < Desc::D; ++i){
+ index.at({{i}}).set(idx[i]);
+ }
+
+ auto info = info_f.at(index);
+
+ switch(info.get()){
+ case 0u:
+ break;
+ case 1u:
+ bb.apply(fields,index,t_i);
+ break;
+ case 2u:
+ collision.apply(fields,macros,index,t_i);
+ break;
+ case 3u:
+ flow_in.apply(fields,index,t_i);
+ bgk.apply(fields,macros,index,t_i);
+ break;
+ case 4u:
+ flow_out.apply(fields,index,t_i);
+ bgk.apply(fields,macros,index,t_i);
+ break;
+ default:
+ break;
+ }
+ });
+ }).wait();
+ }else if constexpr ( std::is_same_v<Coll, method::Psm> ){
}
return saw::make_void();