From 4e5aca56ba3e3ca989f3e6934fc1439b8de2ca08 Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Tue, 28 Apr 2026 16:59:20 +0200
Subject: Helper function to transform index

---
 lib/sycl/c++/index.hpp | 18 ++++++++++++++++++
 lib/sycl/c++/sycl.hpp  |  1 +
 2 files changed, 19 insertions(+)
 create mode 100644 lib/sycl/c++/index.hpp

(limited to 'lib/sycl')

diff --git a/lib/sycl/c++/index.hpp b/lib/sycl/c++/index.hpp
new file mode 100644
index 0000000..0d2c035
--- /dev/null
+++ b/lib/sycl/c++/index.hpp
@@ -0,0 +1,18 @@
+#pragma once
+
+#include "common.hpp"
+
+namespace kel {
+namespace lbm {
+template<typename D>
+saw::data<sch::FixedArray<sch::UInt64,D>> sycl_to_saw_index(const acpp::sycl::id<D>& idx){
+	saw::data<sch::FixedArray<sch::UInt64,D>> trans_index;
+
+	for(uint64_t i{0u}; i < D; ++i){
+		trans_index.at({{i}}).set(idx[i]);
+	}
+
+	return trans_index;
+}
+}
+}
diff --git a/lib/sycl/c++/sycl.hpp b/lib/sycl/c++/sycl.hpp
index 8ddc3cd..973b511 100644
--- a/lib/sycl/c++/sycl.hpp
+++ b/lib/sycl/c++/sycl.hpp
@@ -2,3 +2,4 @@
 
 #include "common.hpp"
 #include "data.hpp"
+#include "index.hpp"
-- 
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