def generate_method_table(self, println):
writer = cg.CppCodeWriter(println)
writer.println('static')
writer.println('PyMethodDef meth_%s[] = {' % cg.mangle(self.fullname))
with writer.indent():
fmt = '{ "%(name)s", (PyCFunction)%(func)s, METH_VARARGS, NULL },'
for meth in self.methods:
name = meth.name
func = meth.c_name
writer.println(fmt % locals())
for enumkind in self.enums:
for enum in enumkind.value_names:
name = enum
func = enumkind.c_name(enum)
writer.println(fmt % locals())
for attr in self.attrs:
# getter
name = attr.getter_name
func = attr.getter_c_name
writer.println(fmt % locals())
# setter
name = attr.setter_name
func = attr.setter_c_name
writer.println(fmt % locals())
writer.println('{ NULL },')
writer.println('};')
writer.println()
def generate_method_table(self, println):
writer = cg.CppCodeWriter(println)
writer.println('static')
writer.println('PyMethodDef meth_%s[] = {' % cg.mangle(self.fullname))
with writer.indent():
fmt = '{ "%(name)s", (PyCFunction)%(func)s, METH_VARARGS, NULL },'
for meth in self.methods:
name = meth.name
func = meth.c_name
writer.println(fmt % locals())
for enumkind in self.enums:
for enum in enumkind.value_names:
name = enum
func = enumkind.c_name(enum)
writer.println(fmt % locals())
for attr in self.attrs:
# getter
name = attr.getter_name
func = attr.getter_c_name
writer.println(fmt % locals())
# setter
name = attr.setter_name
func = attr.setter_c_name
writer.println(fmt % locals())
writer.println('{ NULL },')
writer.println('};')
writer.println()
def generate_submodule_table(self, println, extras=()):
writer = cg.CppCodeWriter(println)
writer.println('static')
name = cg.mangle(self.fullname)
writer.println('SubModuleEntry submodule_%(name)s[] = {' % locals())
with writer.indent():
for cls in self.classes:
name = cls.name
table = cg.mangle(cls.fullname)
writer.println('{ "%(name)s", meth_%(table)s, NULL },' %
locals())
for ns in self.namespaces:
name = ns.localname
table = cg.mangle(ns.fullname)
fmt = '{ "%(name)s", meth_%(table)s, submodule_%(table)s },'
writer.println(fmt % locals())
for name, table in extras:
writer.println('{ "%(name)s", %(table)s, NULL },' % locals())
writer.println('{ NULL }')
writer.println('};')
writer.println('')
def generate_submodule_table(self, println, extras=()):
writer = cg.CppCodeWriter(println)
writer.println('static')
name = cg.mangle(self.fullname)
writer.println('SubModuleEntry submodule_%(name)s[] = {' % locals())
with writer.indent():
for cls in self.classes:
name = cls.name
table = cg.mangle(cls.fullname)
writer.println('{ "%(name)s", meth_%(table)s, NULL },' %
locals())
for ns in self.namespaces:
name = ns.localname
table = cg.mangle(ns.fullname)
fmt = '{ "%(name)s", meth_%(table)s, submodule_%(table)s },'
writer.println(fmt % locals())
for name, table in extras:
writer.println('{ "%(name)s", %(table)s, NULL },' % locals())
writer.println('{ NULL }')
writer.println('};')
writer.println('')
def setter_c_name(self):
return cg.mangle('%s_set' % self.fullname)
def c_name(self):
return cg.mangle("%s_%s" % (self.parent, self.name))
def c_name(self, enum):
return cg.mangle("%s_%s_%s" % (self.parent, self.name, enum))
def solver(**kwargs):
if all(valid_args(e) for e in kwargs.values()):
# args contains *actual* dimensions (for variables) and parameter values
args = mangle(kwargs)
# only care about the ones that are used
# args = dict( (k,v) for k,v in mangled.iteritems() if k in set(used) )
# make sure all keys are subset of needed variable list
if variable_set.issubset(args) and set(params).issubset(args):
# first, make sure all parameter arguments are sparse matrices
for k in set(params):
if isinstance(args[k], float) or isinstance(args[k], int):
args[k] = o.spmatrix(args[k],[0],[0])
elif isinstance(args[k], o.matrix):
args[k] = o.sparse(args[k])
# get the size lookup table using actual dimensions
sizes = codegen.get_variable_sizes(args)
# build the location of the start indices from the size table
start_idxs, cum = {}, 0
for k,v in sizes.iteritems():
start_idxs[k] = cum
cum += v
# add parameter sizes to the dictionary (!!!hack)
for k in codegen.parameters:
if k in set(args):
sizes[k] = args[k].size[0]
# get objective vector
c_obj = o.matrix(0, (cum,1), 'd')
for k,v in c.iteritems():
# we ignore constant coefficients
if k != '1':
idx = start_idxs[k]
row_height = sizes[k]
c_obj[idx:idx+row_height] = eval_matrix_coeff(v, args, row_height, 1, transpose_output=True)
# get matrices
A_mat, b_mat = build_matrix(A, b, b_height, args, sizes, start_idxs, cum)
Gl_mat, hl_vec = build_matrix(Gl, hl, hl_height, args, sizes, start_idxs, cum)
Gq_mats, hq_vecs = [], []
# matrices in SOC
for G, h, height in zip(Gq, hq, hq_height):
mat, vec = build_matrix(G, h, height, args, sizes, start_idxs, cum)
# ensure that sizes agree
oldsize = mat.size
mat.size = (oldsize[0], cum)
Gq_mats.append(mat)
hq_vecs.append(vec)
for G, h, height in zip(Gblk, hblk, hblk_blocks):
mats, vecs = build_block_matrices(G, h, height, args, sizes, start_idxs, cum)
# ensure that sizes agree
for m in mats:
oldsize = m.size
m.size = (oldsize[0], cum)
Gq_mats += mats
hq_vecs += vecs
sol = solvers.socp(c_obj, Gl_mat, hl_vec, Gq_mats, hq_vecs, A_mat, b_mat)
# print sol
# # Gl_mat, hl_vec
#
# print sizes
# print c_obj
# print A_mat
# print b_mat
# print Gl_mat
# print hl_vec
#
#
# print c_obj
solution = recover_variables(sol['x'], start_idxs, sizes, variable_set)
return solution
else:
raise Exception("Not all variable dimensions or parameters have been specified.")
else:
raise Exception("Expected integer arguments for variables and matrix or float arguments for params.")
def setter_c_name(self):
return cg.mangle('%s_set' % self.fullname)
def c_name(self):
return cg.mangle("%s_%s" % (self.parent, self.name))
def c_name(self, enum):
return cg.mangle("%s_%s_%s" % (self.parent, self.name, enum))