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C++ TetrahedralMesh::Translate方法代码示例

本文整理汇总了C++中TetrahedralMesh::Translate方法的典型用法代码示例。如果您正苦于以下问题:C++ TetrahedralMesh::Translate方法的具体用法?C++ TetrahedralMesh::Translate怎么用?C++ TetrahedralMesh::Translate使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在TetrahedralMesh的用法示例。


在下文中一共展示了TetrahedralMesh::Translate方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1:

    void TestTranslation3DWithUblas()
    {
        TrianglesMeshReader<3,3> mesh_reader("mesh/test/data/cube_136_elements");
        TetrahedralMesh<3,3> mesh;
        mesh.ConstructFromMeshReader(mesh_reader);

        double volume = mesh.GetVolume();
        double surface_area = mesh.GetSurfaceArea();
        Node<3>* p_node1 = mesh.GetNode(36);
        ChastePoint<3> point1 = p_node1->GetPoint();
        Node<3>* p_node2 = mesh.GetNode(23);
        ChastePoint<3> point2 = p_node2->GetPoint();

        c_vector<double, 3> old_location1 = point1.rGetLocation();
        c_vector<double, 3> old_location2 = point2.rGetLocation();

        // Set translation Vector
        c_vector<double, 3> trans_vec;
        trans_vec(0) = 2.0;
        trans_vec(1) = 2.0;
        trans_vec(2) = 2.0;

        // Translate
        mesh.Translate(trans_vec);
        c_vector<double, 3> new_location1 = point1.rGetLocation();
        c_vector<double, 3> new_location2 = point2.rGetLocation();

        // Check Volume and Surface Area are invariant
        TS_ASSERT_DELTA(mesh.GetVolume(), volume, 1e-6);
        TS_ASSERT_DELTA(mesh.GetSurfaceArea(), surface_area, 1e-6);

        // Spot check a couple of nodes
        TS_ASSERT_DELTA(inner_prod(new_location1-old_location1, trans_vec), 0, 1e-6);
        TS_ASSERT_DELTA(inner_prod(new_location2-old_location2, trans_vec), 0, 1e-6);
    }
开发者ID:ktunya,项目名称:ChasteMod,代码行数:35,代码来源:TestTransformations.hpp

示例2: TestTranslationMethod

    void TestTranslationMethod() throw (Exception)
    {
        TrianglesMeshReader<3,3> mesh_reader("mesh/test/data/cube_136_elements");
        TetrahedralMesh<3,3> mesh;
        mesh.ConstructFromMeshReader(mesh_reader);

        // Pick a random node and store spatial position
        Node<3>* p_node = mesh.GetNode(10);
        ChastePoint<3> original_coordinate = p_node->GetPoint();

        double mesh_volume = mesh.GetVolume();

        const double x_movement = 1.0;
        const double y_movement = 2.5;
        const double z_movement = -3.75;
        mesh.Translate(x_movement, y_movement, z_movement);

        ChastePoint<3>  new_coordinate = p_node->GetPoint();
        double new_mesh_volume = mesh.GetVolume();

        TS_ASSERT_DELTA(mesh_volume, new_mesh_volume, 1e-6);
        TS_ASSERT_DELTA(original_coordinate[0], new_coordinate[0]-x_movement, 1e-6);
        TS_ASSERT_DELTA(original_coordinate[1], new_coordinate[1]-y_movement, 1e-6);
        TS_ASSERT_DELTA(original_coordinate[2], new_coordinate[2]-z_movement, 1e-6);
    }
开发者ID:ktunya,项目名称:ChasteMod,代码行数:25,代码来源:TestTransformations.hpp

示例3: displacement

    void Test3DMeshTranslationWithUblasMethod()
    {
        TrianglesMeshReader<3,3> mesh_reader("mesh/test/data/cube_136_elements");
        TetrahedralMesh<3,3> mesh;
        mesh.ConstructFromMeshReader(mesh_reader);

        // Translations - add a constant vector to each node

        c_vector<double,3>  displacement;
        displacement(0) = 1;
        displacement(1) = 1;
        displacement(2) = 1;

        // Translate the mesh along the vector displacement
        mesh.Translate(displacement);

        TetrahedralMesh<3,3> original_mesh;
        original_mesh.ConstructFromMeshReader(mesh_reader);

        for (unsigned i=0; i<mesh.GetNumNodes(); i++)
        {
            // Find new coordinates of the translated node
            Node<3>* p_node = mesh.GetNode(i);
            ChastePoint<3> new_coordinate = p_node->GetPoint();

            // Get original node
            Node<3>* p_original_node = original_mesh.GetNode(i);
            ChastePoint<3> original_coordinate = p_original_node->GetPoint();

            // Run a test to make sure the node has gone to the correct place

            TS_ASSERT_DELTA(original_coordinate[0] + displacement[0], new_coordinate[0], 1e-5);
            TS_ASSERT_DELTA(original_coordinate[1] + displacement[1], new_coordinate[1], 1e-5);
            TS_ASSERT_DELTA(original_coordinate[2] + displacement[2], new_coordinate[2], 1e-5);
        }

        // Check volume conservation
        double mesh_volume = mesh.GetVolume();
        double original_mesh_volume = original_mesh.GetVolume();

        TS_ASSERT_DELTA(mesh_volume, original_mesh_volume, 1e-5);
    }
开发者ID:ktunya,项目名称:ChasteMod,代码行数:42,代码来源:TestTransformations.hpp


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