From 4a291705f46086d5adcf68de6d6d1441c4b9e4f9 Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Thu, 8 May 2025 14:37:06 +0200
Subject: Built a working vtk file writer. Would prefer a lambda writer tbh

---
 tests/vtk_write.cpp | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

(limited to 'tests')

diff --git a/tests/vtk_write.cpp b/tests/vtk_write.cpp
index 5d61580..49c9c52 100644
--- a/tests/vtk_write.cpp
+++ b/tests/vtk_write.cpp
@@ -29,6 +29,12 @@ using CellStruct = Struct<
 	Member<CellInfo<Desc>, "info">
 >;
 
+template<typename T, uint64_t D>
+using MacroStruct = Struct<
+	Member<FixedArray<T,D>, "velocity">,
+	Member<T, "pressure">
+>;
+
 }
 
 SAW_TEST("VTK Write test example"){
@@ -38,11 +44,17 @@ SAW_TEST("VTK Write test example"){
 
 	std::stringstream sstream;
 
-	saw::data<sch::CellField<sch::D2Q5,sch::CellStruct<sch::D2Q5>>> cells{{{2u,2u}}};
+	saw::data<sch::Array<sch::MacroStruct<sch::T,2>, 2>> cells{{{2u,2u}}};
 
-	auto eov = lbm::impl::lbm_vtk_writer<sch::CellField<sch::D2Q5,sch::CellStruct<sch::D2Q5>>>::apply(sstream, cells);
+	auto& cell_0 = cells.at({{{0,0}}});
+	cell_0.template get<"velocity">()= {{0.5,-0.1}};
+	cell_0.template get<"pressure">().set({1.1});
+
+	auto eov = lbm::impl::lbm_vtk_writer<sch::Array<sch::MacroStruct<sch::T,2>, 2>>::apply(sstream, cells);
 	SAW_EXPECT(eov.is_value(), "vtk writer failed to write");
 
+	std::cout<<sstream.str()<<std::endl;
+
 	// using Type = typename parameter_pack_type<i,T...>::type;
 }
 }
-- 
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