From 24bf28a8fb9cc8c3a90b77de9b60728bece7885d Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Sat, 18 Oct 2025 18:01:14 +0200
Subject: Moving project structure for more less compilation

---
 c++/write_vtk.hpp | 205 ------------------------------------------------------
 1 file changed, 205 deletions(-)
 delete mode 100644 c++/write_vtk.hpp

(limited to 'c++/write_vtk.hpp')

diff --git a/c++/write_vtk.hpp b/c++/write_vtk.hpp
deleted file mode 100644
index 0647db5..0000000
--- a/c++/write_vtk.hpp
+++ /dev/null
@@ -1,205 +0,0 @@
-#pragma once
-
-#include <forstio/error.hpp>
-
-#include <forstio/codec/data.hpp>
-#include <forstio/codec/data_math.hpp>
-
-#include "descriptor.hpp"
-
-#include <fstream>
-#include <filesystem>
-
-namespace kel {
-namespace lbm {
-namespace impl {
-
-template<typename CellFieldSchema>
-struct lbm_vtk_writer {
-};
-
-template<typename T, uint64_t D>
-struct lbm_vtk_writer<sch::Primitive<T,D>> {
-	static saw::error_or<void> apply_header(std::ostream& vtk_file, std::string_view name){
-		vtk_file<<"SCALARS "<<name<<" float\n";
-		vtk_file<<"LOOKUP_TABLE default\n";
-		return saw::make_void();
-	}
-	static saw::error_or<void> apply(std::ostream& vtk_file, const saw::data<sch::Primitive<T,D>>& field){
-		vtk_file<<field.get()<<"\n";
-		return saw::make_void();
-	}
-};
-
-template<typename T, uint64_t D>
-struct lbm_vtk_writer<sch::FixedArray<T,D>> {
-	static saw::error_or<void> apply_header(std::ostream& vtk_file, std::string_view name){
-		vtk_file<<"VECTORS "<<name<<" float\n";
-		return saw::make_void();
-	}
-	static saw::error_or<void> apply(std::ostream& vtk_file, const saw::data<sch::FixedArray<T,D>>& field){
-		static_assert(D > 0, "Non-dimensionality is bad for velocity.");
-		static_assert(D <= 3, "4th dimension as well. Mostly due to vtk.");
-
-		// vtk_file<<"VECTORS "<<name<<" float\n";
-		for(uint64_t i = 0u; i < D; ++i){
-			if(i > 0){
-				vtk_file<<" ";
-			}
-			vtk_file<<field.at({i}).get();
-		}
-		for(uint64_t i = D; i < 3; ++i){
-			vtk_file<<" 0";
-		}
-		vtk_file<<"\n";
-		return saw::make_void();
-	}
-};
-
-template<typename T, uint64_t D>
-struct lbm_vtk_writer<sch::Vector<T,D>> {
-	static saw::error_or<void> apply_header(std::ostream& vtk_file, std::string_view name){
-		vtk_file<<"VECTORS "<<name<<" float\n";
-		return saw::make_void();
-	}
-	static saw::error_or<void> apply(std::ostream& vtk_file, const saw::data<sch::Vector<T,D>>& field){
-		static_assert(D > 0, "Non-dimensionality is bad for velocity.");
-		static_assert(D <= 3, "4th dimension as well. Mostly due to vtk.");
-
-		// vtk_file<<"VECTORS "<<name<<" float\n";
-		for(uint64_t i = 0u; i < D; ++i){
-			if(i > 0){
-				vtk_file<<" ";
-			}
-			vtk_file<<field.at({{i}}).get();
-		}
-		for(uint64_t i = D; i < 3; ++i){
-			vtk_file<<" 0";
-		}
-		vtk_file<<"\n";
-		return saw::make_void();
-	}
-};
-
-template<uint64_t Dim, typename... StructT, saw::string_literal... StructN>
-struct lbm_vtk_writer<sch::Array<sch::Struct<sch::Member<StructT,StructN>...> , Dim>> {
-
-	template<uint64_t i, uint64_t Dep>
-	static saw::error_or<void> write_i_iterate_d(std::ostream& vtk_file, const saw::data<sch::Array<sch::Struct<sch::Member<StructT,StructN>...>,Dim>>& field, saw::data<sch::FixedArray<sch::UInt64,Dim>>& index){
-		constexpr auto Lit = saw::parameter_key_pack_type<i, StructN...>::literal;
-		using Type = typename saw::parameter_pack_type<i,StructT...>::type;
-
-		if constexpr (Dep == 0u){
-			return lbm_vtk_writer<Type>::apply(vtk_file, field.at(index).template get<Lit>());
-		} else {
-			// Dep < Dim // I hope
-			static_assert(Dep > 0u, "Don't fall into this case");
-			for(index.at({Dep-1u}) = 0; index.at({Dep-1u}) < field.get_dims().at({Dep-1u}); ++index.at({Dep-1u})){
-				auto eov = write_i_iterate_d<i,Dep-1u>(vtk_file, field, index);
-				if(eov.is_error()){
-					return eov;
-				}
-			}
-		}
-		return saw::make_void();
-	}
-
-	template<uint64_t i>
-	static saw::error_or<void> write_i(std::ostream& vtk_file, const saw::data<sch::Array<sch::Struct<sch::Member<StructT,StructN>...>,Dim>>& field){
-
-		// auto meta = field.get_dims();
-		saw::data<sch::FixedArray<sch::UInt64,Dim>> index;
-		for(saw::data<sch::UInt64> it{0}; it.get() < Dim; ++it){
-			index.at({0u}).set(0u);
-		}
-		// vtk_file write?
-		// Data header
-		{
-
-			auto eov = lbm_vtk_writer<typename saw::parameter_pack_type<i,StructT...>::type>::apply_header(vtk_file, saw::parameter_key_pack_type<i, StructN...>::literal.view());
-			if(eov.is_error()){
-				return eov;
-			}
-
-		}
-		return write_i_iterate_d<i,Dim>(vtk_file, field, index);
-	}
-
-	template<uint64_t i>
-	static saw::error_or<void> iterate_i(std::ostream& vtk_file, const saw::data<sch::Array<sch::Struct<sch::Member<StructT,StructN>...>, Dim>>& field){
-		// constexpr auto Lit = saw::parameter_key_pack_type<i, StructN...>::literal;
-		{
-			auto eov = write_i<i>(vtk_file, field);
-			if(eov.is_error()){
-				return eov;
-			}
-		}
-		if constexpr ( (i+1u) < sizeof...(StructT) ){
-			return iterate_i<i+1u>(vtk_file, field);
-		}
-		return saw::make_void();
-	}
-
-	static saw::error_or<void> apply(std::ostream& vtk_file,
-		const saw::data<sch::Array<sch::Struct<sch::Member<StructT,StructN>...>, Dim>>& field){
-
-		vtk_file
-			<<"# vtk DataFile Version 3.0\n"
-			<<"LBM File\n"
-			<<"ASCII\n"
-			<<"DATASET STRUCTURED_POINTS\n"
-			<<"SPACING 1.0 1.0 1.0\n"
-			<<"ORIGIN 0.0 0.0 0.0\n"
-		;
-		
-		auto meta = field.get_dims();
-		saw::data<sch::UInt64> pd_size{1u};
-		// DIMENSIONS
-
-		{
-			vtk_file << "DIMENSIONS";
-			for(saw::data<sch::UInt64> i{0u}; i.get() < Dim; ++i){
-				pd_size = pd_size * meta.at(i);
-				vtk_file << " " << meta.at(i).get(); 
-			}
-			for(saw::data<sch::UInt64> i{Dim}; i.get() < 3u; ++i){
-				vtk_file << " 1";
-			}
-
-			vtk_file << "\n";
-		}
-
-		if constexpr (sizeof...(StructT) > 0u){
-			// POINT DATA
-			{
-				vtk_file << "POINT_DATA " << pd_size.get() <<"\n";
-			}
-
-			// HEADER TO BODY
-			{
-				vtk_file << "\n";
-			}
-
-			return iterate_i<0u>(vtk_file, field);
-		}
-
-		return saw::make_void();
-	}
-};
-}
-
-template<typename Struct>
-saw::error_or<void> write_vtk_file(const std::filesystem::path& file_name, const saw::data<Struct>& field){
-
-	std::ofstream vtk_file{file_name};
-
-	if(!vtk_file.is_open()){
-		return saw::make_error<saw::err::critical>("Could not open file.");
-	}
-
-
-	auto eov = impl::lbm_vtk_writer<Struct>::apply(vtk_file, field);
-	return eov;
-}
-}
-}
-- 
cgit v1.2.3