本文整理汇总了Python中dolfin.UnitSquareMesh.num_vertices方法的典型用法代码示例。如果您正苦于以下问题：Python UnitSquareMesh.num_vertices方法的具体用法？Python UnitSquareMesh.num_vertices怎么用？Python UnitSquareMesh.num_vertices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类dolfin.UnitSquareMesh的用法示例。
在下文中一共展示了UnitSquareMesh.num_vertices方法的2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Python代码示例。
示例1: test_HarmonicSmoothing
# 需要导入模块: from dolfin import UnitSquareMesh [as 别名]
# 或者: from dolfin.UnitSquareMesh import num_vertices [as 别名]
def test_HarmonicSmoothing():
# Create some mesh and its boundary
mesh = UnitSquareMesh(10, 10)
boundary = BoundaryMesh(mesh, 'exterior')
# Move boundary
disp = Expression(("0.3*x[0]*x[1]", "0.5*(1.0-x[1])"))
ALE.move(boundary, disp)
# Move mesh according to given boundary
ALE.move(mesh, boundary)
# Check that new boundary topology corresponds to given one
boundary_new = BoundaryMesh(mesh, 'exterior')
assert boundary.topology().hash() == boundary_new.topology().hash()
# Check that coordinates are almost equal
err = sum(sum(abs(boundary.coordinates() \
- boundary_new.coordinates()))) / mesh.num_vertices()
print("Current CG solver produced error in boundary coordinates", err)
assert round(err - 0.0, 5) == 0
# Check mesh quality
magic_number = 0.35
rmin = MeshQuality.radius_ratio_min_max(mesh)[0]
assert rmin > magic_number示例2: test_HarmonicSmoothing
# 需要导入模块: from dolfin import UnitSquareMesh [as 别名]
# 或者: from dolfin.UnitSquareMesh import num_vertices [as 别名]
def test_HarmonicSmoothing(self):
print ""
print "Testing HarmonicSmoothing::move(Mesh& mesh, " \
"const BoundaryMesh& new_boundary)"
# Create some mesh and its boundary
mesh = UnitSquareMesh(10, 10)
boundary = BoundaryMesh(mesh, 'exterior')
# Move boundary
disp = Expression(("0.3*x[0]*x[1]", "0.5*(1.0-x[1])"))
boundary.move(disp)
# Move mesh according to given boundary
mesh.move(boundary)
# Check that new boundary topology corresponds to given one
boundary_new = BoundaryMesh(mesh, 'exterior')
self.assertEqual(boundary.topology().hash(),
boundary_new.topology().hash())
# Check that coordinates are almost equal
err = sum(sum(abs(boundary.coordinates() \
- boundary_new.coordinates()))) / mesh.num_vertices()
print "Current CG solver produced error in boundary coordinates", err
self.assertAlmostEqual(err, 0.0, places=5)
# Check mesh quality
magic_number = 0.35
self.assertTrue(mesh.radius_ratio_min()>magic_number)