From 595cdfd51594af7cee4258a1ed92b06c6bf0171d Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Wed, 11 Feb 2026 17:27:59 +0100
Subject: Fixing

---
 lib/sycl/c++/data.hpp | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

(limited to 'lib/sycl/c++')

diff --git a/lib/sycl/c++/data.hpp b/lib/sycl/c++/data.hpp
index 10c500d..50adb4f 100644
--- a/lib/sycl/c++/data.hpp
+++ b/lib/sycl/c++/data.hpp
@@ -80,6 +80,10 @@ public:
 		values_{nullptr}
 	{}
 
+	data(data<schema::FixedArray<Sch,Dims...>, kel::lbm::encode::Sycl<Encode>>& values__):
+		values_{&values__.at({})}
+	{}
+
 	data(data<Sch,Encode>* values__):
 		values_{values__}
 	{}
@@ -343,6 +347,36 @@ struct sycl_copy_helper<sch::Struct<Members...>, Encode> final {
 	}
 };
 
+template<typename Sch, uint64_t... Dims, typename Encode>
+struct sycl_copy_helper<sch::FixedArray<Sch,Dims...>, Encode> final {
+	using Schema = sch::FixedArray<Sch,Dims...>;
+	
+	static saw::error_or<void> copy_to_host(saw::data<Schema,encode::Sycl<Encode>>& sycl_data, saw::data<Schema,Encode>& host_data, sycl::queue& q){
+		auto host_ptr = host_data.flat_data();
+		auto sycl_ptr = sycl_data.flat_data();
+
+		static_assert(sizeof(std::decay_t<decltype(sycl_ptr)>) == sizeof(std::decay_t<decltype(host_ptr)>), "Unequal size");
+
+		q.submit([&](acpp::sycl::handler& h){
+			h.copy(sycl_ptr,host_ptr, saw::ct_multiply<uint64_t,Dims...>::value);
+		}).wait();
+		return saw::make_void();
+	}
+
+	static saw::error_or<void> copy_to_device(saw::data<Schema,Encode>& host_data, saw::data<Schema,encode::Sycl<Encode>>& sycl_data, sycl::queue& q){
+		auto host_ptr = host_data.flat_data();
+		auto sycl_ptr = sycl_data.flat_data();
+
+		static_assert(sizeof(std::decay_t<decltype(sycl_ptr)>) == sizeof(std::decay_t<decltype(host_ptr)>), "Unequal size");
+
+		q.submit([&](acpp::sycl::handler& h){
+			h.copy(host_ptr,sycl_ptr, saw::ct_multiply<uint64_t,Dims...>::value);
+		}).wait();
+		return saw::make_void();
+	}
+};
+
+
 template<typename Schema, typename Encode>
 struct make_chunk_struct_view_helper;
 
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