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"""!
@brief CCORE Wrapper for Hodgkin-Huxley oscillatory network for image segmentation.
@authors Andrei Novikov (pyclustering@yandex.ru)
@date 2014-2020
@copyright BSD-3-Clause
"""
from pyclustering.core.wrapper import *;
from pyclustering.core.pyclustering_package import pyclustering_package, package_extractor, package_builder;
class c_hhn_params(Structure):
_fields_ = [
("nu", c_double),
("gNa", c_double),
("gK", c_double),
("gL", c_double),
("vNa", c_double),
("vK", c_double),
("vL", c_double),
("vRest", c_double),
("Icn1", c_double),
("Icn2", c_double),
("Vsyninh", c_double),
("Vsynexc", c_double),
("alfa_inhibitory", c_double),
("betta_inhibitory", c_double),
("alfa_excitatory", c_double),
("betta_excitatory", c_double),
("w1", c_double),
("w2", c_double),
("w3", c_double),
("deltah", c_double),
("threshold", c_double),
("eps", c_double),
];
def hhn_create(size, params):
c_params = c_hhn_params();
c_params.nu = params.nu;
c_params.gNa = params.gNa;
c_params.gK = params.gK;
c_params.gL = params.gL;
c_params.vNa = params.vNa;
c_params.vK = params.vK;
c_params.vL = params.vL;
c_params.vRest = params.vRest;
c_params.Icn1 = params.Icn1;
c_params.Icn2 = params.Icn2;
c_params.Vsyninh = params.Vsyninh;
c_params.Vsynexc = params.Vsynexc;
c_params.alfa_inhibitory = params.alfa_inhibitory;
c_params.betta_inhibitory = params.betta_inhibitory;
c_params.alfa_excitatory = params.alfa_excitatory;
c_params.betta_excitatory = params.betta_excitatory;
c_params.w1 = params.w1;
c_params.w2 = params.w2;
c_params.w3 = params.w3;
c_params.deltah = params.deltah;
c_params.threshold = params.threshold;
c_params.eps = params.eps;
ccore = ccore_library.get();
ccore.hhn_create.restype = POINTER(c_void_p);
hhn_network_pointer = ccore.hhn_create(c_size_t(size), pointer(c_params));
return hhn_network_pointer;
def hhn_destroy(hhn_network_pointer):
ccore = ccore_library.get();
ccore.hhn_destroy(hhn_network_pointer);
def hhn_dynamic_create(collect_membrane, collect_active_cond_sodium, collect_inactive_cond_sodium, collect_active_cond_potassium):
ccore = ccore_library.get();
ccore.hhn_dynamic_create.restype = POINTER(c_void_p);
hhn_dynamic_pointer = ccore.hhn_dynamic_create(c_bool(collect_membrane),
c_bool(collect_active_cond_sodium),
c_bool(collect_inactive_cond_sodium),
c_bool(collect_active_cond_potassium));
return hhn_dynamic_pointer;
def hhn_dynamic_destroy(hhn_dynamic_pointer):
ccore = ccore_library.get();
ccore.hhn_dynamic_destroy(hhn_dynamic_pointer);
def hhn_simulate(hhn_network_pointer, steps, time, solution, stimulus, ccore_hhn_dynamic_pointer):
ccore = ccore_library.get();
c_stimulus = package_builder(stimulus, c_double).create();
ccore.hhn_simulate(hhn_network_pointer,
c_size_t(steps),
c_double(time),
c_size_t(solution),
c_stimulus,
ccore_hhn_dynamic_pointer);
def hhn_dynamic_get_peripheral_evolution(ccore_hhn_dynamic_pointer, index_collection):
ccore = ccore_library.get();
ccore.hhn_dynamic_get_peripheral_evolution.restype = POINTER(pyclustering_package);
dynamic_package = ccore.hhn_dynamic_get_peripheral_evolution(ccore_hhn_dynamic_pointer, c_size_t(index_collection));
result = package_extractor(dynamic_package).extract();
ccore.free_pyclustering_package(dynamic_package);
return result;
def hhn_dynamic_get_central_evolution(ccore_hhn_dynamic_pointer, index_collection):
ccore = ccore_library.get();
ccore.hhn_dynamic_get_central_evolution.restype = POINTER(pyclustering_package);
dynamic_package = ccore.hhn_dynamic_get_central_evolution(ccore_hhn_dynamic_pointer, c_size_t(index_collection));
result = package_extractor(dynamic_package).extract();
ccore.free_pyclustering_package(dynamic_package);
return result;
def hhn_dynamic_get_time(ccore_hhn_dynamic_pointer):
ccore = ccore_library.get();
ccore.hhn_dynamic_get_time.restype = POINTER(pyclustering_package);
dynamic_package = ccore.hhn_dynamic_get_time(ccore_hhn_dynamic_pointer);
result = package_extractor(dynamic_package).extract();
ccore.free_pyclustering_package(dynamic_package);
return result;
def hhn_dynamic_write(ccore_hhn_dynamic_pointer, filename):
ccore = ccore_library.get();
byte_filename = filename.encode('utf-8');
ccore.hhn_dynamic_write(ccore_hhn_dynamic_pointer, c_char_p(byte_filename));
def hhn_dynamic_read(filename):
ccore = ccore_library.get();
byte_filename = filename.encode('utf-8');
ccore.hhn_dynamic_read.restype = POINTER(c_void_p);
hhn_dynamic_pointer = ccore.hhn_dynamic_read(byte_filename);
return hhn_dynamic_pointer;
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