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Diffstat (limited to 'examples/poiseulle_particles_2d_gpu')
-rw-r--r--examples/poiseulle_particles_2d_gpu/sim.cpp43
1 files changed, 15 insertions, 28 deletions
diff --git a/examples/poiseulle_particles_2d_gpu/sim.cpp b/examples/poiseulle_particles_2d_gpu/sim.cpp
index 0f7c97b..4bc9dfb 100644
--- a/examples/poiseulle_particles_2d_gpu/sim.cpp
+++ b/examples/poiseulle_particles_2d_gpu/sim.cpp
@@ -220,9 +220,9 @@ saw::error_or<void> step(
[&](){
uint64_t target_t_i = 64u;
if(t_i.get() < target_t_i){
- return 1.0 + (0.015 / target_t_i) * t_i.get();
+ return 1.0 + (0.0015 / target_t_i) * t_i.get();
}
- return 1.015;
+ return 1.0015;
}()
};
component<T,Desc,cmpt::ZouHeHorizontal<false>,encode::Sycl<saw::encode::Native>> flow_out{1.0};
@@ -240,10 +240,16 @@ saw::error_or<void> step(
case 0u:
break;
case 1u:
- // bb.apply(fields,index,t_i);
+ bb.apply(fields,index,t_i);
break;
case 2u:
+ flow_in.apply(fields,index,t_i);
+ collision.apply(fields,macros,index,t_i);
+ break;
case 3u:
+ flow_out.apply(fields,index,t_i);
+ collision.apply(fields,macros,index,t_i);
+ break;
case 4u:
collision.apply(fields,macros,index,t_i);
break;
@@ -270,24 +276,6 @@ saw::error_or<void> step(
});
}).wait();
- q.submit([&](acpp::sycl::handler& h){
- h.parallel_for(acpp::sycl::range<Desc::D>{dim_x,dim_y}, [=](acpp::sycl::id<Desc::D> idx){
- switch(info.get()){
- case 1u:
- bb.apply(fields,index,t_i);
- break;
- case 3u:
- // equi.apply(fields,index,t_i);
- flow_in.apply(fields,index,t_i);
- break;
- case 4u:
- // equi.apply(fields,index,t_i);
- flow_out.apply(fields,index,t_i);
- break;
- }
- });
- }).wait();
-
// Step
/*
q.submit([&](acpp::sycl::handler& h){
@@ -396,6 +384,12 @@ saw::error_or<void> lbm_main(int argc, char** argv){
for(saw::data<sch::UInt64> i{0u}; i < time_steps and krun; ++i){
{
+ auto eov = dev.copy_to_host(lbm_sycl_macro_data,*lbm_macro_data_ptr);
+ if(eov.is_error()){
+ return eov;
+ }
+ }
+ {
{
auto eov = write_vtk_file(out_dir,"t",i.get(), *lbm_macro_data_ptr);
if(eov.is_error()){
@@ -409,13 +403,6 @@ saw::error_or<void> lbm_main(int argc, char** argv){
return eov;
}
}
- {
- auto eov = dev.copy_to_host(lbm_sycl_macro_data,*lbm_macro_data_ptr);
- if(eov.is_error()){
- return eov;
- }
- }
-
wait.poll();
if(print_status){
std::cout<<"Status: "<<i.get()<<" of "<<time_steps.get()<<" - "<<(i.template cast_to<sch::Float64>().get() * 100 / time_steps.get())<<"%"<<std::endl;