From e6168bb3f656ebab9b63be697c79819b08fc1ae0 Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Sat, 22 Aug 2026 22:24:12 +0200
Subject: Moved folde

---
 examples/one_particle_sedimentation/sim.cpp | 238 ----------------------------
 1 file changed, 238 deletions(-)
 delete mode 100644 examples/one_particle_sedimentation/sim.cpp

(limited to 'examples/one_particle_sedimentation/sim.cpp')

diff --git a/examples/one_particle_sedimentation/sim.cpp b/examples/one_particle_sedimentation/sim.cpp
deleted file mode 100644
index b3422a5..0000000
--- a/examples/one_particle_sedimentation/sim.cpp
+++ /dev/null
@@ -1,238 +0,0 @@
-#include "common.hpp"
-#include "init.hpp"
-#include "step.hpp"
-
-#include <forstio/codec/args.hpp>
-
-/**
- * For deciding what parameters to use maybe?
- */
-namespace args {
-using namespace saw::schema;
-
-using LbmArgsStruct = Struct<
-	Member<String, "coupling">
->;
-
-using LbmArgs = Args<
-	LbmArgsStruct,
-	Tuple<>
->;
-}
-
-template<typename T, typename Desc, typename Coll>
-saw::error_or<void> lbm_main(const saw::data<args::LbmArgs>& args){
-	using namespace kel::lbm;
-
-	auto& an = args.template get<"args">();
-
-	using dfi = df_info<T,Desc>;
-
-	auto eo_lbm_dir = output_directory();
-	if(eo_lbm_dir.is_error()){
-		return std::move(eo_lbm_dir.get_error());
-	}
-	auto& lbm_dir = eo_lbm_dir.get_value();
-
-	auto out_dir = lbm_dir / "stdkr_2d_gpu" / an.template get<"coupling">().stl_view();
-
-	{
-		std::error_code ec;
-		std::filesystem::create_directories(out_dir,ec);
-		if(ec != std::errc{}){
-			return saw::make_error<saw::err::critical>("Could not create output directory");
-		}
-	}
-
-	converter<T> conv {
-		// delta_x
-		{{0.41 / dim_y}},
-		// delta_t
-		{{1.067e-4}}
-	};
-	
-	print_lbm_meta<T,Desc>(conv,{1e-3},{1e-4},{0.5 * dim_y});
-
-	// saw::data<sch::FixedArray<sch::UInt64,Desc::D>> meta{{dim_x,dim_y}};
-	auto lbm_data_ptr = saw::heap<saw::data<sch::ChunkStruct<T,Desc>>>();
-	auto lbm_macro_data_ptr = saw::heap<saw::data<sch::MacroStruct<T,Desc>>>();
-	auto lbm_particle_data_ptr = saw::heap<saw::data<sch::ParticleSpheroidGroup<T,Desc>>>();
-
-	std::cout<<"Estimated Bytes: "<<memory_estimate<sch::ChunkStruct<T,Desc>,sch::MacroStruct<T,Desc>>().get()<<std::endl;
-
-	auto eo_aio = saw::setup_async_io();
-	if(eo_aio.is_error()){
-		return std::move(eo_aio.get_error());
-	}
-	auto& aio = eo_aio.get_value();
-	saw::wait_scope wait{aio.event_loop};
-
-	bool krun = true;
-	bool print_status = false;
-	aio.event_port.on_signal(saw::Signal::Terminate).then([&](){
-		krun = false;
-	}).detach();
-	aio.event_port.on_signal(saw::Signal::User1).then([&](){
-		print_status = true;
-	}).detach();
-
-	device dev;
-
-	auto& sycl_q = dev.get_handle();
-
-	sycl_q.wait();
-	{
-		auto eov = init<T,Desc,Coll>(conv,*lbm_data_ptr,*lbm_macro_data_ptr,*lbm_particle_data_ptr);
-		if(eov.is_error()){
-			return eov;
-		}
-	}
-	{
-		auto eov = write_vtk_file(out_dir,"initial_state",0u,*lbm_data_ptr);
-		if(eov.is_error()){
-			return eov;
-		}
-	}
-
-	saw::data<sch::ChunkStruct<T,Desc>, encode::Sycl<saw::encode::Native>> lbm_sycl_data{sycl_q};
-	saw::data<sch::MacroStruct<T,Desc>, encode::Sycl<saw::encode::Native>> lbm_sycl_macro_data{sycl_q};
-	saw::data<sch::ParticleSpheroidGroup<T,Desc>, encode::Sycl<saw::encode::Native>> lbm_sycl_particle_data{sycl_q};
-	sycl_q.wait();
-
-	{
-		auto eov = dev.copy_to_device(*lbm_data_ptr,lbm_sycl_data);
-		if(eov.is_error()){
-			return eov;
-		}
-	}
-	{
-		auto eov = dev.copy_to_device(*lbm_macro_data_ptr,lbm_sycl_macro_data);
-		if(eov.is_error()){
-			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);
-	auto lsdp_view = make_view(lbm_sycl_particle_data);
-	
-	saw::data<sch::UInt64> time_steps{64u*1024ul};
-
-	auto& info_f = lsd_view.template get<"info">();
-
-	for(saw::data<sch::UInt64> i{0u}; i < time_steps and krun; ++i){
-		// BC + Collision
-		{
-			auto eov = step<T,Desc,Coll>(conv,lsd_view,lsdm_view,lsdp_view,i,dev);
-			if(eov.is_error()){
-				return eov;
-			}
-		}
-
-		sycl_q.wait();
-		if(i.get() % 64u == 0u){
-			{
-				auto eov = dev.copy_to_host(lbm_sycl_macro_data,*lbm_macro_data_ptr);
-				if(eov.is_error()){
-					return eov;
-				}
-			}
-			{
-				auto eov = write_csv_file(out_dir,"stdkr_2d",i.get(), *lbm_macro_data_ptr);
-				if(eov.is_error()){
-					return eov;
-				}
-			}
-		}
-		// Stream
-		sycl_q.submit([&](acpp::sycl::handler& h){
-			component<T,Desc,cmpt::Stream,encode::Sycl<saw::encode::Native>> stream;
-
-			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).get();
-
-				if(info > 0u){
-					stream.apply(lsd_view,index,i);
-				}
-			});
-		}).wait();
-		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;
-			print_status = false;
-		}
-		print_progress_bar(i.get(), time_steps.get()-1u);
-	}
-	// After Loop
-	sycl_q.wait();
-	{
-		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,std::string{"stdkr_2d_"}+an.template get<"coupling">().stl_string(),time_steps.get(), *lbm_macro_data_ptr);
-		if(eov.is_error()){
-			return eov;
-		}
-	}
-
-	sycl_q.wait();
-	return saw::make_void();
-}
-
-using FloatT = kel::lbm::sch::Float32;
-using DescT = kel::lbm::sch::D2Q9;
-
-saw::error_or<void> k_main(int argc, char** argv){
-	using namespace kel::lbm;
-	
-	saw::data<args::LbmArgs> args;
-	{
-		auto eov = saw::parse_args(args,argc,argv);
-		if(eov.is_error()){
-			return eov;
-		}
-	}
-	auto& an = args.template get<"args">();
-	auto& coupling = an.template get<"coupling">();
-
-	if(coupling.stl_view() == "hlbm"){
-		return lbm_main<FloatT,DescT,method::Hlbm>(args);
-	} else if(coupling.stl_view() == "fplbm"){
-		return lbm_main<FloatT,DescT,method::FpLbm>(args);
-	} else if(coupling.stl_view() == "psm"){
-		return lbm_main<FloatT,DescT,method::Psm>(args);
-	}
-
-	return saw::make_error<saw::err::critical>("Invalid coupling");
-}
-
-
-int main(int argc, char** argv){
-	auto eov = k_main(argc, argv);
-	if(eov.is_error()){
-		auto& err = eov.get_error();
-		std::cerr<<"[Error] "<<err.get_category();
-		auto err_msg = err.get_message();
-		if(err_msg.size() > 0u){
-			std::cerr<<" - "<<err_msg;
-		}
-		std::cerr<<std::endl;
-		return err.get_id();
-	}
-	return 0;
-}
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