From d8321ed7a23f7554cd0144c4f5e8dc625bbee4fe Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Thu, 26 Feb 2026 14:35:57 +0100
Subject: Clean repo for run and make benchmarkable hlbm case

---
 examples/meta/meta.cpp                      | 20 ++++++++++++++++++--
 examples/poiseulle_particles_2d_gpu/sim.cpp | 19 ++++++++++---------
 2 files changed, 28 insertions(+), 11 deletions(-)

diff --git a/examples/meta/meta.cpp b/examples/meta/meta.cpp
index c638021..a3ed7e7 100644
--- a/examples/meta/meta.cpp
+++ b/examples/meta/meta.cpp
@@ -50,6 +50,9 @@ saw::error_or<void> meta_main(int argc, char** argv){
 
 	saw::data<sch::MetaArgs> args_dat;
 	{
+		{
+			
+		}
 		saw::data<sch::MetaArgs, saw::encode::Args> args_enc{argc,argv};
 		saw::codec<sch::MetaArgs, saw::encode::Args> args_codec;
 
@@ -66,8 +69,13 @@ saw::error_or<void> meta_main(int argc, char** argv){
 	switch(args_pos.get<0u>().get()){
 	case 1u:
 		{
-			assert(false);
-			return saw::make_error<saw::err::not_implemented>();
+			switch(args_pos.get<1u>().get()){
+			case 3u:
+				meta_lbm_info<sch::Prec,sch::Descriptor<1u,3u>>(args_str);
+				break;
+			default:
+				return saw::make_error<saw::err::critical>("Second positional needs to be a valid velocity set");
+			}
 		}
 		break;
 	case 2u:
@@ -87,6 +95,14 @@ saw::error_or<void> meta_main(int argc, char** argv){
 	case 3u:
 		{
 			switch(args_pos.get<1u>().get()){
+			case 7u:
+				return saw::make_error<saw::err::not_implemented>("D3Q7 Velocity Set is not implemented");
+				// meta_lbm_info<sch::Prec,sch::Descriptor<3u,19u>>(args_str);
+				break;
+			case 19u:
+				return saw::make_error<saw::err::not_implemented>("D3Q17 Velocity Set is not implemented");
+				// meta_lbm_info<sch::Prec,sch::Descriptor<3u,19u>>(args_str);
+				break;
 			case 27u:
 				meta_lbm_info<sch::Prec,sch::Descriptor<3u,27u>>(args_str);
 				break;
diff --git a/examples/poiseulle_particles_2d_gpu/sim.cpp b/examples/poiseulle_particles_2d_gpu/sim.cpp
index 01fec89..fffcb31 100644
--- a/examples/poiseulle_particles_2d_gpu/sim.cpp
+++ b/examples/poiseulle_particles_2d_gpu/sim.cpp
@@ -10,9 +10,10 @@
 namespace kel {
 namespace lbm {
 
-constexpr uint64_t dim_x = 1024ul;
 constexpr uint64_t dim_y = 512ul;
-constexpr uint64_t particle_size = 1ul;
+constexpr uint64_t dim_x = dim_y * 20ul;
+
+constexpr uint64_t particle_amount = 1ul;
 
 namespace sch {
 using namespace saw::schema;
@@ -60,7 +61,7 @@ template<typename T, typename Desc>
 saw::error_or<void> setup_initial_conditions(
 		saw::data<sch::ChunkStruct<T,Desc>>& fields,
 		saw::data<sch::MacroStruct<T,Desc>>& macros,
-		saw::data<sch::FixedArray<sch::Particle<T,Desc::D>, particle_size>>& particles
+		saw::data<sch::FixedArray<sch::Particle<T,Desc::D>, particle_amount>>& particles
 ){
 	auto& info_f = fields.template get<"info">();
 	auto& porous_f = macros.template get<"porosity">();
@@ -158,14 +159,14 @@ saw::error_or<void> setup_initial_conditions(
 		df_f.get_dims()
 	);
 
-	for(saw::data<sch::UInt64> i{0u}; i < saw::data<sch::UInt64>{particle_size}; ++i){
+	for(saw::data<sch::UInt64> i{0u}; i < saw::data<sch::UInt64>{particle_amount}; ++i){
 		auto& part = particles.at(i);
 
 		saw::data<sch::Vector<T,Desc::D>> pos;
-		pos.at({{0u}}) = dim_x * 0.5;
+		pos.at({{0u}}) = dim_x * 0.25;
 		pos.at({{1u}}) = dim_y * 0.5;
 		saw::data<sch::Scalar<T>> rad, dense, dt;
-		rad.at({}) = dim_y * 0.2;
+		rad.at({}) = dim_y * 0.1;
 		dense.at({}) = 1.0;
 		dt.at({}) = 1.0;
 		part = create_spheroid_particle(
@@ -182,7 +183,7 @@ template<typename T, typename Desc>
 saw::error_or<void> step(
 		saw::data<sch::Ptr<sch::ChunkStruct<T,Desc>>,encode::Sycl<saw::encode::Native>>& fields,
 		saw::data<sch::Ptr<sch::MacroStruct<T,Desc>>,encode::Sycl<saw::encode::Native>>& macros,
-		saw::data<sch::FixedArray<sch::Particle<T,Desc::D>, particle_size>>& particles,
+		saw::data<sch::FixedArray<sch::Particle<T,Desc::D>, particle_amount>>& particles,
 		saw::data<sch::UInt64> t_i,
 		device& dev
 ){
@@ -321,7 +322,7 @@ saw::error_or<void> lbm_main(int argc, char** argv){
 	// 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::FixedArray<sch::Particle<T,Desc::D>, particle_size>>>();
+	auto lbm_particle_data_ptr = saw::heap<saw::data<sch::FixedArray<sch::Particle<T,Desc::D>, particle_amount>>>();
 	
 	std::cout<<"Estimated Bytes: "<<memory_estimate<sch::ChunkStruct<T,Desc>,sch::MacroStruct<T,Desc>>().get()<<std::endl;
 
@@ -355,7 +356,7 @@ saw::error_or<void> lbm_main(int argc, char** argv){
 
 	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::FixedArray<sch::Particle<T,Desc::D>, particle_size>, encode::Sycl<saw::encode::Native>> lbm_sycl_particle_data{sycl_q};
+	saw::data<sch::FixedArray<sch::Particle<T,Desc::D>, particle_amount>, encode::Sycl<saw::encode::Native>> lbm_sycl_particle_data{sycl_q};
 	sycl_q.wait();
 
 	auto lsd_view = make_chunk_struct_view(lbm_sycl_data);
-- 
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