From 88ca2616d03bad0cd3264e7acc648e0c3a6a27eb Mon Sep 17 00:00:00 2001
From: Christoph Lehmann <christoph.lehmann@ufz.de>
Date: Wed, 9 Feb 2022 10:45:37 +0100
Subject: [PATCH] [NL] Added generic integration method
---
.../Integration/GenericIntegrationMethod.h | 53 +++++++++++++++++++
1 file changed, 53 insertions(+)
create mode 100644 NumLib/Fem/Integration/GenericIntegrationMethod.h
diff --git a/NumLib/Fem/Integration/GenericIntegrationMethod.h b/NumLib/Fem/Integration/GenericIntegrationMethod.h
new file mode 100644
index 00000000000..b20030db9ec
--- /dev/null
+++ b/NumLib/Fem/Integration/GenericIntegrationMethod.h
@@ -0,0 +1,53 @@
+/**
+ * \file
+ * \copyright
+ * Copyright (c) 2012-2022, OpenGeoSys Community (http://www.opengeosys.org)
+ * Distributed under a Modified BSD License.
+ * See accompanying file LICENSE.txt or
+ * http://www.opengeosys.org/project/license
+ */
+
+#pragma once
+
+#include <vector>
+
+#include "MathLib/WeightedPoint.h"
+
+namespace NumLib
+{
+//! Provides data for arbitrary numerical integration methods of any integration
+//! order.
+//!
+//! This class basically holds a collection of integration points and
+//! integration weights.
+class GenericIntegrationMethod final
+{
+public:
+ GenericIntegrationMethod(unsigned const order,
+ std::vector<MathLib::WeightedPoint>&& points)
+ : order_{order}, points_{std::move(points)}
+ {
+ }
+
+ unsigned getIntegrationOrder() const { return order_; }
+
+ unsigned getNumberOfPoints() const { return points_.size(); }
+
+ MathLib::WeightedPoint const& getWeightedPoint(unsigned const igp) const
+ {
+ return points_[igp];
+ }
+
+ // forbid accidental copies
+ GenericIntegrationMethod(GenericIntegrationMethod const&) = delete;
+ GenericIntegrationMethod& operator=(GenericIntegrationMethod const&) =
+ delete;
+ GenericIntegrationMethod(GenericIntegrationMethod&&) = default;
+ GenericIntegrationMethod& operator=(GenericIntegrationMethod&&) = default;
+
+private:
+ unsigned order_;
+
+ std::vector<MathLib::WeightedPoint> points_;
+};
+} // namespace NumLib
--
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