Merge branch 'formEigenVector' into 'master'

add FormEigenVector MPL util

See merge request ogs/ogs!3442

MaterialLib/MPL/Utils/FormEigenVector.cpp

+/*
+ * \file
+ * \copyright
+ * Copyright (c) 2012-2021, OpenGeoSys Community (http://www.opengeosys.org)
+ *            Distributed under a Modified BSD License.
+ *              See accompanying file LICENSE.txt or
+ *              http://www.opengeosys.org/project/license
+ *
+ * Created on July 31, 2019, 11:28 AM
+ */
+
+#include "FormEigenVector.h"
+
+#include "MaterialLib/MPL/PropertyType.h"
+
+namespace MaterialPropertyLib
+{
+template <int GlobalDim>
+struct FormEigenVector
+{
+    Eigen::Matrix<double, GlobalDim, 1> operator()(double const value) const
+    {
+        if constexpr (GlobalDim == 1)
+        {
+            return Eigen::Matrix<double, 1, 1>{value};
+        }
+        if constexpr (GlobalDim == 2)
+        {
+            return Eigen::Matrix<double, 2, 1>{ value, value };
+        }
+        if constexpr (GlobalDim == 3)
+        {
+            return Eigen::Matrix<double, 3, 1>{ value, value, value };
+        }
+    }
+
+    Eigen::Matrix<double, GlobalDim, 1> operator()(
+        Eigen::Vector2d const& values) const
+    {
+        if constexpr (GlobalDim == 2)
+        {
+            return values;
+        }
+        OGS_FATAL("Cannot convert 2d vector to {:d}d vector.", GlobalDim);
+    }
+
+    Eigen::Matrix<double, GlobalDim, 1> operator()(
+        Eigen::Vector3d const& values) const
+    {
+        if constexpr (GlobalDim == 3)
+        {
+            return values;
+        }
+        OGS_FATAL("Cannot convert 3d vector to a {:d}d vector.", GlobalDim);
+    }
+
+    Eigen::Matrix<double, GlobalDim, 1> operator()(
+        Eigen::Matrix<double, 2, 2> const& /*values*/) const
+    {
+        OGS_FATAL("Cannot convert a 2d tensor to a {:d}d Vector.", GlobalDim);
+    }
+    Eigen::Matrix<double, GlobalDim, 1> operator()(
+        Eigen::Matrix<double, 3, 3> const& /*values*/) const
+    {
+        OGS_FATAL("Cannot convert a 3d tensor to a {:d}d Vector.", GlobalDim);
+    }
+
+    Eigen::Matrix<double, GlobalDim, 1> operator()(
+        Eigen::Matrix<double, 4, 1> const& /*values*/) const
+    {
+        OGS_FATAL("Cannot convert a 4d vector to a {:d}d vector.", GlobalDim);
+    }
+
+    Eigen::Matrix<double, GlobalDim, 1> operator()(
+        Eigen::Matrix<double, 6, 1> const& /*values*/) const
+    {
+        OGS_FATAL("Cannot convert a 6d vector to a {:d}d vector.", GlobalDim);
+    }
+};
+
+template <int GlobalDim>
+Eigen::Matrix<double, GlobalDim, 1> formEigenVector(
+    MaterialPropertyLib::PropertyDataType const& values)
+{
+    return std::visit(FormEigenVector<GlobalDim>(), values);
+}
+
+template Eigen::Matrix<double, 1, 1> formEigenVector<1>(
+    MaterialPropertyLib::PropertyDataType const& values);
+
+template Eigen::Matrix<double, 2, 1> formEigenVector<2>(
+    MaterialPropertyLib::PropertyDataType const& values);
+
+template Eigen::Matrix<double, 3, 1> formEigenVector<3>(
+    MaterialPropertyLib::PropertyDataType const& values);
+
+}  // namespace MaterialPropertyLib

MaterialLib/MPL/Utils/FormEigenVector.h

+/*
+ * \file
+ * \copyright
+ * Copyright (c) 2012-2021, OpenGeoSys Community (http://www.opengeosys.org)
+ *            Distributed under a Modified BSD License.
+ *              See accompanying file LICENSE.txt or
+ *              http://www.opengeosys.org/project/license
+ *
+ * Created on July 29, 2019, 2:48 PM
+ */
+
+#pragma once
+
+#include <Eigen/Dense>
+
+#include "MaterialLib/MPL/Property.h"
+
+namespace MaterialPropertyLib
+{
+template <int GlobalDim>
+Eigen::Matrix<double, GlobalDim, 1> formEigenVector(
+    MaterialPropertyLib::PropertyDataType const& values);
+}  // namespace MaterialPropertyLib