Source code for

# -*- coding: utf-8 -*-
# TheVirtualBrain-Scientific Package. This package holds all simulators, and
# analysers necessary to run brain-simulations. You can use it stand alone or
# in conjunction with TheVirtualBrain-Framework Package. See content of the
# documentation-folder for more details. See also
# (c) 2012-2023, Baycrest Centre for Geriatric Care ("Baycrest") and others
# This program is free software: you can redistribute it and/or modify it under the
# terms of the GNU General Public License as published by the Free Software Foundation,
# either version 3 of the License, or (at your option) any later version.
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# PARTICULAR PURPOSE.  See the GNU General Public License for more details.
# You should have received a copy of the GNU General Public License along with this
# program.  If not, see <>.
# When using The Virtual Brain for scientific publications, please cite it as explained here:

A CUDA backend which uses templating to generate simulation
code, with PyCUDA as the driver.

.. moduleauthor:: Marmaduke Woodman <>


    import pycuda
    import pycuda.autoinit
    from pycuda.compiler import SourceModule
    import pycuda.driver as drv
    from pycuda.driver import Out, In, InOut
    pycuda_available = True
except Exception as exc:
	pycuda_available = False

from .templates import MakoUtilMix

[docs]class CuBackend(MakoUtilMix):
[docs] def build_func(self, template_source, content, name='kernel', print_source=False): "Build and retrieve a Python function from template." source = self.render_template(template_source, content) if print_source: print(source) try: module = SourceModule(source) except pycuda.driver.CompileError as exc: print(self.insert_line_numbers(source)) raise exc func = module.get_function(name) return func