/usr/lib/python2.7/dist-packages/ffc/dolfin/functionspace.py is in python-ffc 1.3.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 | # Copyright (C) 2011 Marie E. Rognes
#
# This file is part of DOLFIN.
#
# DOLFIN is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# DOLFIN is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with DOLFIN. If not, see <http://www.gnu.org/licenses/>.
#
# Based on original implementation by Martin Alnes and Anders Logg
#
# Last changed: 2012-11-14
from includes import snippets
__all__ = ["apply_function_space_template", "extract_coefficient_spaces",
"generate_typedefs"]
#-------------------------------------------------------------------------------
def extract_coefficient_spaces(forms):
"""Extract a list of tuples
(classname, finite_element_classname, dofmap_classname)
for the coefficient spaces in the set of given forms. This can
then be used for input to the function space template."""
# Extract data for each coefficient space
spaces = {}
for form in forms:
for (i, name) in enumerate(form.coefficient_names):
# Skip if already considered
if name in spaces:
continue
# Map element name, dof map name etc to this coefficient
spaces[name] = ("CoefficientSpace_%s" % name,
form.ufc_finite_element_classnames[form.rank + i],
form.ufc_dofmap_classnames[form.rank + i])
# Return coefficient spaces sorted alphabetically by coefficient
# name
names = spaces.keys()
names.sort()
return [spaces[name] for name in names]
#-------------------------------------------------------------------------------
def generate_typedefs(form, classname):
"""Generate typedefs for test, trial and coefficient spaces
relative to a function space."""
# Generate typedef data for test/trial spaces
pairs = [("%s_FunctionSpace_%d" % (classname, i),
snippets["functionspace"][i]) for i in range(form.rank)]
# Generate typedefs for coefficient spaces
pairs += [("%s_FunctionSpace_%d" % (classname, form.rank + i),
"CoefficientSpace_%s" % form.coefficient_names[i])
for i in range(form.num_coefficients)]
# Combine data to typedef code
code = "\n".join(" typedef %s %s;" % (to, fro) for (to, fro) in pairs)
return code
#-------------------------------------------------------------------------------
function_space_template = """\
class %(classname)s: public dolfin::FunctionSpace
{
public:
//--- Constructors for standard function space, 2 different versions ---
// Create standard function space (reference version)
%(classname)s(const dolfin::Mesh& mesh):
dolfin::FunctionSpace(dolfin::reference_to_no_delete_pointer(mesh),
boost::shared_ptr<const dolfin::FiniteElement>(new dolfin::FiniteElement(boost::shared_ptr<ufc::finite_element>(new %(ufc_finite_element_classname)s()))),
boost::shared_ptr<const dolfin::DofMap>(new dolfin::DofMap(boost::shared_ptr<ufc::dofmap>(new %(ufc_dofmap_classname)s()), mesh)))
{
// Do nothing
}
// Create standard function space (shared pointer version)
%(classname)s(boost::shared_ptr<const dolfin::Mesh> mesh):
dolfin::FunctionSpace(mesh,
boost::shared_ptr<const dolfin::FiniteElement>(new dolfin::FiniteElement(boost::shared_ptr<ufc::finite_element>(new %(ufc_finite_element_classname)s()))),
boost::shared_ptr<const dolfin::DofMap>(new dolfin::DofMap(boost::shared_ptr<ufc::dofmap>(new %(ufc_dofmap_classname)s()), *mesh)))
{
// Do nothing
}
//--- Constructors for constrained function space, 2 different versions ---
// Create standard function space (reference version)
%(classname)s(const dolfin::Mesh& mesh, const dolfin::SubDomain& constrained_domain):
dolfin::FunctionSpace(dolfin::reference_to_no_delete_pointer(mesh),
boost::shared_ptr<const dolfin::FiniteElement>(new dolfin::FiniteElement(boost::shared_ptr<ufc::finite_element>(new %(ufc_finite_element_classname)s()))),
boost::shared_ptr<const dolfin::DofMap>(new dolfin::DofMap(boost::shared_ptr<ufc::dofmap>(new %(ufc_dofmap_classname)s()), mesh,
dolfin::reference_to_no_delete_pointer(constrained_domain))))
{
// Do nothing
}
// Create standard function space (shared pointer version)
%(classname)s(boost::shared_ptr<const dolfin::Mesh> mesh, boost::shared_ptr<const dolfin::SubDomain> constrained_domain):
dolfin::FunctionSpace(mesh,
boost::shared_ptr<const dolfin::FiniteElement>(new dolfin::FiniteElement(boost::shared_ptr<ufc::finite_element>(new %(ufc_finite_element_classname)s()))),
boost::shared_ptr<const dolfin::DofMap>(new dolfin::DofMap(boost::shared_ptr<ufc::dofmap>(new %(ufc_dofmap_classname)s()), *mesh, constrained_domain)))
{
// Do nothing
}
//--- Constructors for restricted function space, 2 different versions ---
// Create restricted function space (reference version)
%(classname)s(const dolfin::Restriction& restriction):
dolfin::FunctionSpace(dolfin::reference_to_no_delete_pointer(restriction.mesh()),
boost::shared_ptr<const dolfin::FiniteElement>(new dolfin::FiniteElement(boost::shared_ptr<ufc::finite_element>(new %(ufc_finite_element_classname)s()))),
boost::shared_ptr<const dolfin::DofMap>(new dolfin::DofMap(boost::shared_ptr<ufc::dofmap>(new %(ufc_dofmap_classname)s()),
reference_to_no_delete_pointer(restriction))))
{
// Do nothing
}
// Create restricted function space (shared pointer version)
%(classname)s(boost::shared_ptr<const dolfin::Restriction> restriction):
dolfin::FunctionSpace(dolfin::reference_to_no_delete_pointer(restriction->mesh()),
boost::shared_ptr<const dolfin::FiniteElement>(new dolfin::FiniteElement(boost::shared_ptr<ufc::finite_element>(new %(ufc_finite_element_classname)s()))),
boost::shared_ptr<const dolfin::DofMap>(new dolfin::DofMap(boost::shared_ptr<ufc::dofmap>(new %(ufc_dofmap_classname)s()),
restriction)))
{
// Do nothing
}
// Copy constructor
~%(classname)s()
{
}
};
"""
#-------------------------------------------------------------------------------
def apply_function_space_template(name, element_name, dofmap_name):
args = {"classname": name,
"ufc_finite_element_classname": element_name,
"ufc_dofmap_classname": dofmap_name }
return function_space_template % args
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