From 2f39dd0f08fab8805bdc1ed8445b8ee5b4734493 Mon Sep 17 00:00:00 2001
From: Kilian <kilian.weishaupt@iws.uni-stuttgart.de>
Date: Mon, 6 Apr 2020 20:56:32 +0200
Subject: [PATCH] [linear][seqsolverbacked] Introduce preconditionerBlockLevel
function
---
dumux/linear/seqsolverbackend.hh | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/dumux/linear/seqsolverbackend.hh b/dumux/linear/seqsolverbackend.hh
index c52132bec4..ffe04084fe 100644
--- a/dumux/linear/seqsolverbackend.hh
+++ b/dumux/linear/seqsolverbackend.hh
@@ -149,6 +149,18 @@ public:
}
};
+/*!
+ * \ingroup Linear
+ * \brief Returns the block level for the preconditioner for a given matrix
+ *
+ * \tparam M The matrix.
+ */
+template<class M>
+constexpr std::size_t preconditionerBlockLevel() noexcept
+{
+ return isMultiTypeBlockMatrix<M>::value ? 2 : 1;
+}
+
/*!
* \ingroup Linear
* \brief Sequential ILU(n)-preconditioned BiCSTAB solver.
--
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