From 5c9e64112e1f710e99790db4814eb2f0031dec34 Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Sun, 12 Jul 2026 22:38:58 +0200
Subject: Adding poc ideas

---
 poc/triangle_stream/sim.cpp | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 poc/triangle_stream/sim.cpp

(limited to 'poc/triangle_stream/sim.cpp')

diff --git a/poc/triangle_stream/sim.cpp b/poc/triangle_stream/sim.cpp
new file mode 100644
index 0000000..c96d7d0
--- /dev/null
+++ b/poc/triangle_stream/sim.cpp
@@ -0,0 +1,24 @@
+void init(){
+}
+
+saw::error_or<void> kmain(int argc, char** argv){
+	using namespace kel;
+
+	return saw::make_void();
+}
+
+int main(int argc, char** argv){
+	auto eov = kmain(argc,argv);
+	if(eov.is_error()){
+		auto& err = eov.get_error();
+
+		std::cerr<<"[Error]: "<<err.get_category();
+		auto err_msg = err.get_message();
+		if(not err_msg.empty()){
+			std::cerr<<" - "<<err_msg;
+		}
+		std::cerr<<std::endl;
+		return err.code();
+	}
+	return 0;
+}
-- 
cgit v1.2.3


From a707a1a35d370e4ffc7e808049fb76e8314d4ac1 Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Mon, 13 Jul 2026 15:04:22 +0200
Subject: poc work

---
 poc/triangle_stream/sim.cpp | 60 +++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 58 insertions(+), 2 deletions(-)

(limited to 'poc/triangle_stream/sim.cpp')

diff --git a/poc/triangle_stream/sim.cpp b/poc/triangle_stream/sim.cpp
index c96d7d0..36986e4 100644
--- a/poc/triangle_stream/sim.cpp
+++ b/poc/triangle_stream/sim.cpp
@@ -1,14 +1,70 @@
+#include <kel/lbm/lbm.hpp>
+
+namespace kel {
+namespace lbm {
+
+constexpr uint64_t dim_y = 256ul;
+constexpr uint64_t dim_x = dim_y * 20ul;
+
+namespace sch {
+using namespace saw::schema;
+
+using InfoChunk = Chunk<UInt8, 0u, dim_x, dim_y>;
+
+template<typename T, typename Desc>
+using DfChunk = Chunk<FixedArray<T,Desc::Q>, 1u, dim_x, dim_y>;
+
+template<typename T, typename Desc>
+using ScalarChunk = Chunk<Scalar<T>, 0u, dim_x, dim_y>;
+
+template<typename T, typename Desc>
+using VectorChunk = Chunk<Vector<T,Desc::D>, 0u, dim_x, dim_y>;
+
+template<typename T, typename Desc>
+using ChunkStruct = Struct<
+	Member<InfoChunk, "info">,
+	Member<DfChunk<T,Desc>, "dfs">,
+	Member<DfChunk<T,Desc>, "dfs_old">
+>;
+
+template<typename T, typename Desc>
+using VelChunk = Chunk<Vector<T,Desc::D>, 0u, dim_x, dim_y>;
+
+template<typename T>
+using RhoChunk = Chunk<Scalar<T>, 0u, dim_x, dim_y>;
+
+template<typename T, typename Desc>
+using MacroStruct = Struct<
+	Member<VelChunk<T,Desc>, "velocity">,
+	Member<RhoChunk<T>, "density">
+>;
+
+//template<typename T, typename Desc>
+//using ParticleArray = Array<
+//	Particle<T,Desc::D>
+//>;
+}
+
+template<typename T, typename Desc>
 void init(){
 }
 
+template<typename T, typename Desc>
 saw::error_or<void> kmain(int argc, char** argv){
-	using namespace kel;
+	using dfi = df_info<T,Desc>;
+
+	(void) argc;
+	(void) argv;
 
 	return saw::make_void();
 }
 
+}
+}
+
 int main(int argc, char** argv){
-	auto eov = kmain(argc,argv);
+	using namespace kel::lbm;
+	auto eov = kmain<sch::Float32,sch::D2Q9>(argc,argv);
 	if(eov.is_error()){
 		auto& err = eov.get_error();
 
-- 
cgit v1.2.3