mkse

2026-09-01 10:00:04 +03:00
parent 2168b2200a
commit 8be40ef77c
18 changed files with 3646 additions and 0 deletions
@@ -0,0 +1,114 @@
+#pragma once
+
+// Manufactured solutions used to validate the numerical model.
+
+#include <array>
+#include <cmath>
+#include <functional>
+#include <map>
+#include <string>
+
+#include "Elasticity.h"
+
+struct MeshSize {
+	size_t bottom_x;
+	size_t bottom_y;
+	size_t top_x;
+	size_t top_y;
+	size_t lambda_nodes;
+};
+
+struct TestCase {
+	std::function<vec_function(double, double)> exact_solution;
+	double E;
+	double nu;
+	Point bottom_a;
+	Point bottom_b;
+	Point top_a;
+	Point top_b;
+	MeshSize mesh;
+	std::array<char, 3> bottom_dirichlet_sides;
+	std::array<char, 3> top_dirichlet_sides;
+};
+
+const std::map<std::string, TestCase> TESTS = {
+	{
+		"axisymmetric_inverse_r",
+		TestCase{
+			[](double, double) {
+				return [](const Point& p) {
+					return Point{ 5.0 / p.x, 0.0 };
+				};
+			},
+			21e10,
+			0.3,
+			Point{ 1.0, 0.0 },
+			Point{ 3.0, 0.5 },
+			Point{ 1.0, 0.5 },
+			Point{ 3.0, 3.0 },
+			MeshSize{ 18, 18, 18, 18, 18 },
+			std::array<char, 3>{ 'W', 'E', 'S' },
+			std::array<char, 3>{ 'W', 'N', 'E' }
+		}
+	},
+	{
+		"axisymmetric_linear",
+		TestCase{
+			[](double, double) {
+				return [](const Point& p) {
+					return Point{ 2.0 * p.x + 5.0 / p.x, 34.0 * p.y };
+				};
+			},
+			21e10,
+			0.3,
+			Point{ 1.0, 0.0 },
+			Point{ 3.0, 0.5 },
+			Point{ 1.0, 0.5 },
+			Point{ 3.0, 3.0 },
+			MeshSize{ 10, 10, 10, 10, 10 },
+			std::array<char, 3>{ 'W', 'E', 'S' },
+			std::array<char, 3>{ 'W', 'N', 'E' }
+		}
+	},
+	{
+		"cartesian_exp",
+		TestCase{
+			[](double, double) {
+				return [](const Point& p) {
+					return Point{
+						std::exp(p.x) * std::cos(p.y - 0.5),
+						-std::exp(p.x) * std::sin(p.y - 0.5)
+					};
+				};
+			},
+			21e10,
+			0.3,
+			Point{ 0.0, 0.0 },
+			Point{ 1.0, 0.5 },
+			Point{ 0.0, 0.5 },
+			Point{ 1.0, 1.0 },
+			MeshSize{ 6, 6, 10, 10, 10 },
+			std::array<char, 3>{ 'W', 'E', 'S' },
+			std::array<char, 3>{ 'W', 'N', 'E' }
+		}
+	},
+	{
+		"cartesian_linear",
+		TestCase{
+			[](double, double) {
+				return [](const Point& p) {
+					return Point{ -21.0 * p.x, 13.0 * p.y };
+				};
+			},
+			21e10,
+			0.3,
+			Point{ 0.0, 0.0 },
+			Point{ 3.0, 1.0 },
+			Point{ 0.0, 1.0 },
+			Point{ 2.0, 4.0 },
+			MeshSize{ 5, 5, 10, 10, 10 },
+			std::array<char, 3>{ 'W', 'E', 'S' },
+			std::array<char, 3>{ 'W', 'N', 'E' }
+		}
+	}
+};