From f5ea887571be0982a53a0812f621281db4473300 Mon Sep 17 00:00:00 2001
From: Incardona Pietro <incardon@mpi-cbg.de>
Date: Fri, 24 Dec 2021 10:36:20 +0100
Subject: [PATCH] Adding missing file
---
src/util/sparsegrid_util_common.hpp | 82 +++++++++++++++++++++++++++++
1 file changed, 82 insertions(+)
create mode 100644 src/util/sparsegrid_util_common.hpp
diff --git a/src/util/sparsegrid_util_common.hpp b/src/util/sparsegrid_util_common.hpp
new file mode 100644
index 00000000..2af67477
--- /dev/null
+++ b/src/util/sparsegrid_util_common.hpp
@@ -0,0 +1,82 @@
+#ifndef SPARSEGRID_UTIL_COMMON
+#define SPARSEGRID_UTIL_COMMON
+
+template<typename base>
+struct sparse_grid_bck_wrapper_impl
+{
+ base & b;
+
+ typedef typename base::value_type bt_type;
+
+ sparse_grid_bck_wrapper_impl(base & b)
+ :b(b)
+ {}
+
+ auto operator[](int i) -> decltype(b[0])
+ {
+ b[0];
+ }
+
+ template<typename T>
+ sparse_grid_bck_wrapper_impl<base> & operator=(T c)
+ {
+ for (int i = 0; i < b.size() ; i++)
+ {
+ b[i] = c;
+ }
+
+ return *this;
+ }
+
+ operator bt_type() const
+ {
+ return b[0];
+ }
+};
+
+// openfpm::detail::multi_array::sub_array_openfpm<T,N1,vmpl>
+
+template<typename T,typename vmpl>
+struct sparse_grid_bck_wrapper_impl<openfpm::detail::multi_array::sub_array_openfpm<T, 1, vmpl>>
+{
+ openfpm::detail::multi_array::sub_array_openfpm<T, 1, vmpl > b;
+
+
+ sparse_grid_bck_wrapper_impl(openfpm::detail::multi_array::sub_array_openfpm<T, 1, vmpl > b)
+ :b(b)
+ {}
+
+ auto operator[](int i) -> decltype(b[i][0])
+ {
+ return b[i][0];
+ }
+
+ auto operator[](int i) const -> decltype(b[i][0])
+ {
+ return b[i][0];
+ }
+};
+
+template<typename chunk_def>
+struct sparse_grid_bck_value
+{
+ chunk_def bck;
+
+ sparse_grid_bck_value(chunk_def bck)
+ :bck(bck)
+ {}
+
+ template<unsigned int p>
+ auto get() -> sparse_grid_bck_wrapper_impl<typename std::remove_reference<decltype(bck.template get<p>())>::type>
+ {
+ return sparse_grid_bck_wrapper_impl<typename std::remove_reference<decltype(bck.template get<p>())>::type>(bck.template get<p>());
+ }
+
+ template<unsigned int p>
+ auto get() const -> sparse_grid_bck_wrapper_impl<typename std::remove_reference<decltype(bck.template get<p>())>::type>
+ {
+ return sparse_grid_bck_wrapper_impl<typename std::remove_reference<decltype(bck.template get<p>())>::type>(bck.template get<p>());
+ }
+};
+
+#endif
--
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