From 4c9e43a42c15ce93ffded21dfcaa171f63d20d69 Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Thu, 11 Jun 2026 14:07:27 +0200
Subject: Fixing deduction issues from constexpr values

---
 lib/core/c++/particle/schema.hpp | 67 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 lib/core/c++/particle/schema.hpp

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

diff --git a/lib/core/c++/particle/schema.hpp b/lib/core/c++/particle/schema.hpp
new file mode 100644
index 0000000..18a697a
--- /dev/null
+++ b/lib/core/c++/particle/schema.hpp
@@ -0,0 +1,67 @@
+#pragma once
+
+#include "common.hpp"
+
+namespace kel {
+namespace lbm {
+
+namespace coll {
+template<typename T>
+struct Spheroid {
+	using ValueSchema = T;
+	using Schema = sch::Struct<
+		sch::Member<sch::Scalar<ValueSchema>,"radius">
+	>;
+};
+}
+
+namespace sch {
+using namespace saw::schema;
+
+namespace impl {
+template<typename T,uint64_t D>
+struct rotation_type_helper;
+
+template<typename T>
+struct rotation_type_helper<T,2u> {
+	using Schema = Scalar<T>;
+};
+
+template<typename T>
+struct rotation_type_helper<T,3u> {
+	using Schema = Vector<T,3u>;
+};
+}
+
+template<typename T, uint64_t D>
+using ParticleRigidBody = Struct<
+	Member<Vector<T,D>, "position">,
+	Member<Vector<T,D>, "position_old">,
+	Member<typename impl::rotation_type_helper<T,D>::Schema, "rotation">,
+	Member<typename impl::rotation_type_helper<T,D>::Schema, "rotation_old">,
+
+	Member<Vector<T,D>, "acceleration">,
+	Member<typename impl::rotation_type_helper<T,D>::Schema, "angular_acceleration">
+>;
+
+
+template<typename T, uint64_t D>
+using Particle = Struct<
+	Member<ParticleRigidBody<T,D>, "rigid_body">
+	// Problem is that dynamic data would two layered
+	// Member<Array<Float64,D>, "mask">,
+>;
+
+template<typename T, uint64_t D, typename CollisionType = coll::Spheroid<T>>
+using ParticleGroup = Struct<
+	Member<Array<T,D>, "mask">,
+	Member<FixedArray<typename CollisionType::Schema,1u>, "collision">,
+	Member<FixedArray<Scalar<T>,1u>, "mask_step">,
+	Member<FixedArray<Scalar<T>,1u>, "density">,
+	Member<FixedArray<Vector<T,D>,1u>, "center_of_mass">,
+	Member<FixedArray<Scalar<T>,1u>, "total_mass">,
+	Member<Array<Particle<T,D>,1u>, "particles">
+>;
+}
+}
+}
-- 
cgit v1.2.3