import numpy as np
import pytest
from SciDataTool import DataLinspace, DataFreq, VectorField
from pyleecan.Classes.MeshVTK import MeshVTK
from pyleecan.Classes.MeshMat import MeshMat
from pyleecan.Classes.NodeMat import NodeMat
from pyleecan.Classes.CellMat import CellMat
from pyleecan.Classes.SolutionMat import SolutionMat
from pyleecan.Classes.MeshSolution import MeshSolution
from Tests import save_plot_path as save_path
[docs]@pytest.mark.MeshSol
def test_perm_coord():
# Generate mesh
mesh = MeshMat(dimension=3)
mesh.node = NodeMat()
mesh.node.add_node([1, 0, -1])
mesh.node.add_node([0.707, 0.707, -1])
mesh.node.add_node([0, 1, -1])
mesh.node.add_node([-0.707, 0.707, -1])
mesh.node.add_node([-1, 0, -1])
mesh.node.add_node([-0.707, -0.707, -1])
mesh.node.add_node([0, -1, -1])
mesh.node.add_node([0.707, -0.707, -1])
mesh.node.add_node([1, 0, 1])
mesh.node.add_node([0.707, 0.707, 1])
mesh.node.add_node([0, 1, 1])
mesh.node.add_node([-0.707, 0.707, 1])
mesh.node.add_node([-1, 0, 1])
mesh.node.add_node([-0.707, -0.707, 1])
mesh.node.add_node([0, -1, 1])
mesh.node.add_node([0.707, -0.707, 1])
mesh.cell["quad"] = CellMat(nb_node_per_cell=4)
mesh.add_cell([0, 8, 9, 1], "quad")
mesh.add_cell([1, 9, 10, 2], "quad")
mesh.add_cell([2, 10, 11, 3], "quad")
mesh.add_cell([3, 11, 12, 4], "quad")
mesh.add_cell([4, 12, 13, 5], "quad")
mesh.add_cell([5, 13, 14, 6], "quad")
mesh.add_cell([6, 14, 15, 7], "quad")
mesh.add_cell([7, 15, 8, 0], "quad")
mesh.cell["quad"].indice = np.array([1, 2, 3, 4, 5, 6, 7, 8])
mesh_pv = mesh.get_mesh_pv()
mesh_vtk = MeshVTK(
mesh=mesh_pv,
is_pyvista_mesh=True,
)
# Generate field
alpha = np.arange(8) * 2 * np.pi / 8
k = -2
field = np.exp(1j * k * alpha)
field = np.hstack((field.T, field.T))
field = np.stack((field, field, np.zeros(field.shape)), axis=1)
solution = SolutionMat(
field=field,
label="Field",
)
# Generate MeshSolution
MSol = MeshSolution(
mesh=[mesh_vtk],
solution=[solution],
dimension=3,
)
MSol_before = MSol.copy()
MSol.perm_coord(perm_coord_list=[0, 2, 1])
assert (
MSol_before.solution[0].field[0, [0, 2, 1]] == MSol.solution[0].field[0, :]
).all()
