From b9aacd9c2fdc61721c8ca3e1b40ebc92daa3772e Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Wed, 5 Nov 2025 13:38:04 +0100
Subject: Reworking structure

---
 lib/c++/particle/particle.hpp | 113 ------------------------------------------
 1 file changed, 113 deletions(-)
 delete mode 100644 lib/c++/particle/particle.hpp

(limited to 'lib/c++/particle/particle.hpp')

diff --git a/lib/c++/particle/particle.hpp b/lib/c++/particle/particle.hpp
deleted file mode 100644
index 39aadfb..0000000
--- a/lib/c++/particle/particle.hpp
+++ /dev/null
@@ -1,113 +0,0 @@
-#pragma once
-
-#include <forstio/codec/data.hpp>
-#include <forstio/codec/data_math.hpp>
-#include <forstio/codec/math.hpp>
-
-namespace kel {
-namespace lbm {
-namespace sch {
-using namespace saw::schema;
-
-template<typename T, uint64_t D>
-using ParticleRigidBody = Struct<
-	Member<Vector<T,D>, "position">,
-	Member<Vector<T,D>, "position_old">,
-	Member<T, "rotation">,
-	Member<T, "rotation_old">,
-
-	Member<Vector<T,D>, "acceleration">,
-	Member<T, "rotational_acceleration">
->;
-
-template<typename T, uint64_t D>
-using ParticleMask = Struct<
-	Member<Array<T,D>, "grid">,
-	Member<Vector<T,D>, "center_of_mass">
->;
-
-template<typename T, uint64_t D>
-using Particle = Struct<
-	Member<ParticleRigidBody<T,D>, "rigid_body">,
-	Member<ParticleMask<T,D>, "mask">,
-	Member<T, "mass">,
-	Member<T, "size">
->;
-}
-
-template<typename T, uint64_t D, typename ParticleCollision = sch::ParticleMask<T,D> >
-class particle_system {
-private:
-	saw::data<sch::Array<sch::Particle<T,D>>> particles_;
-
-	void verlet_step(saw::data<sch::Particle<T,D>>& particle, saw::data<T> time_step_delta){
-		auto& body = particle.template get<"rigid_body">();
-
-		auto& pos = body.template get<"position">();
-		auto& pos_old = body.template get<"position_old">();
-
-		// auto& rot = body.template get<"rotation">();
-		auto& acc = body.template get<"acceleration">();
-
-		auto tsd_squared = time_step_delta * time_step_delta;
-
-		saw::data<sch::Vector<T,D>> pos_new;
-		// Actual step
-		for(uint64_t i = 0u; i < D; ++i){
-			pos_new.at({{i}}) = saw::data<T>{2.0} * pos.at({{i}}) - pos_old.at({{i}}) + acc.at({{i}}) * tsd_squared;
-		}
-
-		pos_old = pos;
-		pos = pos_new;
-	}
-public:
-	/**
-	 *  Add particle to this class and return an id representing this particle
-	 */
-	saw::error_or<saw::data<sch::UInt64>> add_particle(saw::data<sch::Particle<T,D>> particle__){
-		auto size = particles_.size();
-		auto eov = particles_.add(std::move(particle__));
-		if(eov.is_error()){
-			return std::move(eov.get_error());
-		}
-
-		return size;
-	}
-
-	/*
-	saw::data<sch::Particle<T,D>>& get_particle(saw::data<sch::UInt64> id){
-	}
-	*/
-
-	void step(saw::data<T> time_step_delta){
-		for(saw::data<sch::UInt64> i{0u}; i < particles_.size(); ++i){
-			verlet_step(particles_.at(i), time_step_delta);
-		}
-	}
-
-	template<typename LbmLattice>
-	void update_particle_border(saw::data<LbmLattice>& latt){
-		(void) latt;
-		for(auto& iter : particles_){
-			auto& par = iter;
-
-			auto& body = par.template get<"rigid_body">();
-			auto& size = par.template get<"size">();
-
-
-		}
-	}
-
-	saw::data<sch::UInt64> size() const {
-		return particles_.size();
-	}
-
-	/**
-	 * Mostly meant for unforeseen use cases.
-	 */
-	saw::data<sch::Particle<T,D>>& at(saw::data<sch::UInt64> i){
-		return particles_.at(i);
-	}
-};
-}
-}
-- 
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