From 98c91326f5952e951247b42299a2a56515603025 Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Wed, 2 Apr 2025 23:11:31 +0200
Subject: wip tests

---
 c++/descriptor.h           | 181 ---------------------------------------------
 c++/descriptor.hpp         | 181 +++++++++++++++++++++++++++++++++++++++++++++
 c++/examples/cavity_2d.cpp |   2 +-
 3 files changed, 182 insertions(+), 182 deletions(-)
 delete mode 100644 c++/descriptor.h
 create mode 100644 c++/descriptor.hpp

(limited to 'c++')

diff --git a/c++/descriptor.h b/c++/descriptor.h
deleted file mode 100644
index 8c0036a..0000000
--- a/c++/descriptor.h
+++ /dev/null
@@ -1,181 +0,0 @@
-#pragma once
-
-#include <forstio/codec/data.hpp>
-
-namespace kel {
-namespace lbm {
-namespace sch {
-using namespace saw::schema;
-
-template<uint64_t DV, uint64_t QV>
-struct Descriptor {
-	static constexpr uint64_t D = DV;
-	static constexpr uint64_t Q = QV;
-};
-
-template<typename Sch, typename Desc, uint64_t SC_V, uint64_t DC_V, uint64_t QC_V>
-struct Cell {
-	using Descriptor = Desc;
-	static constexpr uint64_t SC = SC_V;
-	static constexpr uint64_t DC = DC_V;
-	static constexpr uint64_t QC = QC_V;
-	static constexpr uint64_t Size = SC + Desc::D * DC + Desc::Q * QC;
-};
-
-template<typename Desc, typename CellStruct>
-struct Field;
-
-template<typename Desc, typename... CellMembers>
-struct Field<
-	Desc,
-	Struct<
-		CellMembers...
-	>
->;
-
-}
-
-template<typename T, typename Desc>
-class df_info{};
-
-template<typename T>
-class df_info<T,sch::Descriptor<2, 5>> {
-public:
-	static constexpr uint64_t D = 2u;
-	static constexpr uint64_t Q = 5u;
-
-	static constexpr std::array<std::array<int32_t, D>, Q> directions = {{
-		{ 0, 0},
-		{-1, 0},
-		{ 1, 0},
-		{ 0,-1},
-		{ 0, 1},
-	}};
-
-	static constexpr std::array<typename saw::native_data_type<T>::type,Q> weights = {
-		1./3.,
-		1./6.,
-		1./6.,
-		1./6.,
-		1./6.
-	};
-
-	static constexpr std::array<uint64_t,Q> opposite_index = {
-		0,
-		2,
-		1,
-		4,
-		3
-	};
-
-	static constexpr typename saw::native_data_type<T>::type inv_cs2 = 3.0;
-	static constexpr typename saw::native_data_type<T>::type cs2 = 1./3.;
-};
-
-template<typename T>
-class df_info<T,sch::Descriptor<2, 9>> {
-public:
-	static constexpr uint64_t D = 2u;
-	static constexpr uint64_t Q = 9u;
-
-	static constexpr std::array<std::array<int32_t, D>, Q> directions = {{
-		{ 0, 0},
-		{-1, 0},
-		{ 1, 0},
-		{ 0,-1},
-		{ 0, 1},
-		{-1,-1},
-		{ 1, 1},
-		{-1, 1},
-		{ 1,-1}
-	}};
-
-	static constexpr std::array<typename saw::native_data_type<T>::type,Q> weights = {
-		4./9.,
-		1./9.,
-		1./9.,
-		1./9.,
-		1./9.,
-		1./36.,
-		1./36.,
-		1./36.,
-		1./36.
-	};
-
-	static constexpr std::array<uint64_t,Q> opposite_index = {
-		0,
-		2,
-		1,
-		4,
-		3,
-		6,
-		5,
-		8,
-		7
-	};
-	
-	static constexpr typename saw::native_data_type<T>::type inv_cs2 = 3.0;
-	static constexpr typename saw::native_data_type<T>::type cs2 = 1./3.;
-};
-}
-}
-
-namespace saw {
-template<typename T, typename Desc, uint64_t S, uint64_t D, uint64_t Q>
-struct meta_schema<kel::lbm::sch::Cell<T,Desc,S,D,Q>> {
-  using MetaSchema = schema::Void;
-	using Schema = kel::lbm::sch::Cell<T,Desc,S,D,Q>;
-};
-
-template<typename Desc, typename CellT>
-struct meta_schema<kel::lbm::sch::Field<Desc, CellT>> {
-  using MetaSchema = schema::FixedArray<schema::UInt64,Desc::D>;
-	using Schema = kel::lbm::sch::Field<Desc, CellT>;
-};
-
-template<typename Sch, typename Desc, uint64_t S, uint64_t D, uint64_t Q, typename Encode>
-class data<kel::lbm::sch::Cell<Sch, Desc, S, D, Q>, Encode> final {
-public:
-	using Schema = kel::lbm::sch::Cell<Sch,Desc,S,D,Q>;
-	using MetaSchema = typename meta_schema<Schema>::MetaSchema;
-private:
-	data<schema::FixedArray<Sch, Schema::Size>, Encode> inner_;
-public:
-	data() = default;
-
-	data<Sch, Encode>& operator()(const data<schema::UInt64>& index){
-		return inner_.at(index);
-	}
-	const data<Sch, Encode>& operator()(const data<schema::UInt64>& index)const{
-		return inner_.at(index);
-	}
-};
-
-template<typename Desc, typename CellT, typename Encode>
-class data<kel::lbm::sch::Field<Desc, CellT>, Encode> final {
-public:
-	using Schema = kel::lbm::sch::Field<Desc,CellT>;
-	using MetaSchema = typename meta_schema<Schema>::MetaSchema;
-private:
-	data<schema::Array<CellT,Desc::D>, Encode> inner_;
-public:
-	data() = default;
-	data(const data<schema::FixedArray<schema::UInt64, Desc::D>>& inner_meta__):
-		inner_{inner_meta__}
-	{}
-
-	template<uint64_t i>
-	data<schema::UInt64,Encode> get_dim_size() const {
-		static_assert(i < Desc::D, "Not enough dimensions");
-		return inner_.template get_dim_size<i>();
-	}
-
-	const data<CellT>& operator()(const data<schema::FixedArray<schema::UInt64, Desc::D>, Encode>& index)const{
-		return inner_.at(index);
-	}
-
-	data<CellT>& operator()(const data<schema::FixedArray<schema::UInt64, Desc::D>, Encode>& index){
-		return inner_.at(index);
-	}
-};
-}
diff --git a/c++/descriptor.hpp b/c++/descriptor.hpp
new file mode 100644
index 0000000..8c0036a
--- /dev/null
+++ b/c++/descriptor.hpp
@@ -0,0 +1,181 @@
+#pragma once
+
+#include <forstio/codec/data.hpp>
+
+namespace kel {
+namespace lbm {
+namespace sch {
+using namespace saw::schema;
+
+template<uint64_t DV, uint64_t QV>
+struct Descriptor {
+	static constexpr uint64_t D = DV;
+	static constexpr uint64_t Q = QV;
+};
+
+template<typename Sch, typename Desc, uint64_t SC_V, uint64_t DC_V, uint64_t QC_V>
+struct Cell {
+	using Descriptor = Desc;
+	static constexpr uint64_t SC = SC_V;
+	static constexpr uint64_t DC = DC_V;
+	static constexpr uint64_t QC = QC_V;
+	static constexpr uint64_t Size = SC + Desc::D * DC + Desc::Q * QC;
+};
+
+template<typename Desc, typename CellStruct>
+struct Field;
+
+template<typename Desc, typename... CellMembers>
+struct Field<
+	Desc,
+	Struct<
+		CellMembers...
+	>
+>;
+
+}
+
+template<typename T, typename Desc>
+class df_info{};
+
+template<typename T>
+class df_info<T,sch::Descriptor<2, 5>> {
+public:
+	static constexpr uint64_t D = 2u;
+	static constexpr uint64_t Q = 5u;
+
+	static constexpr std::array<std::array<int32_t, D>, Q> directions = {{
+		{ 0, 0},
+		{-1, 0},
+		{ 1, 0},
+		{ 0,-1},
+		{ 0, 1},
+	}};
+
+	static constexpr std::array<typename saw::native_data_type<T>::type,Q> weights = {
+		1./3.,
+		1./6.,
+		1./6.,
+		1./6.,
+		1./6.
+	};
+
+	static constexpr std::array<uint64_t,Q> opposite_index = {
+		0,
+		2,
+		1,
+		4,
+		3
+	};
+
+	static constexpr typename saw::native_data_type<T>::type inv_cs2 = 3.0;
+	static constexpr typename saw::native_data_type<T>::type cs2 = 1./3.;
+};
+
+template<typename T>
+class df_info<T,sch::Descriptor<2, 9>> {
+public:
+	static constexpr uint64_t D = 2u;
+	static constexpr uint64_t Q = 9u;
+
+	static constexpr std::array<std::array<int32_t, D>, Q> directions = {{
+		{ 0, 0},
+		{-1, 0},
+		{ 1, 0},
+		{ 0,-1},
+		{ 0, 1},
+		{-1,-1},
+		{ 1, 1},
+		{-1, 1},
+		{ 1,-1}
+	}};
+
+	static constexpr std::array<typename saw::native_data_type<T>::type,Q> weights = {
+		4./9.,
+		1./9.,
+		1./9.,
+		1./9.,
+		1./9.,
+		1./36.,
+		1./36.,
+		1./36.,
+		1./36.
+	};
+
+	static constexpr std::array<uint64_t,Q> opposite_index = {
+		0,
+		2,
+		1,
+		4,
+		3,
+		6,
+		5,
+		8,
+		7
+	};
+	
+	static constexpr typename saw::native_data_type<T>::type inv_cs2 = 3.0;
+	static constexpr typename saw::native_data_type<T>::type cs2 = 1./3.;
+};
+}
+}
+
+namespace saw {
+template<typename T, typename Desc, uint64_t S, uint64_t D, uint64_t Q>
+struct meta_schema<kel::lbm::sch::Cell<T,Desc,S,D,Q>> {
+  using MetaSchema = schema::Void;
+	using Schema = kel::lbm::sch::Cell<T,Desc,S,D,Q>;
+};
+
+template<typename Desc, typename CellT>
+struct meta_schema<kel::lbm::sch::Field<Desc, CellT>> {
+  using MetaSchema = schema::FixedArray<schema::UInt64,Desc::D>;
+	using Schema = kel::lbm::sch::Field<Desc, CellT>;
+};
+
+template<typename Sch, typename Desc, uint64_t S, uint64_t D, uint64_t Q, typename Encode>
+class data<kel::lbm::sch::Cell<Sch, Desc, S, D, Q>, Encode> final {
+public:
+	using Schema = kel::lbm::sch::Cell<Sch,Desc,S,D,Q>;
+	using MetaSchema = typename meta_schema<Schema>::MetaSchema;
+private:
+	data<schema::FixedArray<Sch, Schema::Size>, Encode> inner_;
+public:
+	data() = default;
+
+	data<Sch, Encode>& operator()(const data<schema::UInt64>& index){
+		return inner_.at(index);
+	}
+	const data<Sch, Encode>& operator()(const data<schema::UInt64>& index)const{
+		return inner_.at(index);
+	}
+};
+
+template<typename Desc, typename CellT, typename Encode>
+class data<kel::lbm::sch::Field<Desc, CellT>, Encode> final {
+public:
+	using Schema = kel::lbm::sch::Field<Desc,CellT>;
+	using MetaSchema = typename meta_schema<Schema>::MetaSchema;
+private:
+	data<schema::Array<CellT,Desc::D>, Encode> inner_;
+public:
+	data() = default;
+	data(const data<schema::FixedArray<schema::UInt64, Desc::D>>& inner_meta__):
+		inner_{inner_meta__}
+	{}
+
+	template<uint64_t i>
+	data<schema::UInt64,Encode> get_dim_size() const {
+		static_assert(i < Desc::D, "Not enough dimensions");
+		return inner_.template get_dim_size<i>();
+	}
+
+	const data<CellT>& operator()(const data<schema::FixedArray<schema::UInt64, Desc::D>, Encode>& index)const{
+		return inner_.at(index);
+	}
+
+	data<CellT>& operator()(const data<schema::FixedArray<schema::UInt64, Desc::D>, Encode>& index){
+		return inner_.at(index);
+	}
+};
+}
diff --git a/c++/examples/cavity_2d.cpp b/c++/examples/cavity_2d.cpp
index 82cdd0c..9e91c6c 100644
--- a/c++/examples/cavity_2d.cpp
+++ b/c++/examples/cavity_2d.cpp
@@ -1,4 +1,4 @@
-#include "../descriptor.h"
+#include "../descriptor.hpp"
 
 /**
  */
-- 
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