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# -----------------------------------------------------------------------
# Copyright: 2010-2021, imec Vision Lab, University of Antwerp
# 2013-2021, CWI, Amsterdam
#
# Contact: astra@astra-toolbox.com
# Website: http://www.astra-toolbox.com/
#
# This file is part of the ASTRA Toolbox.
#
#
# The ASTRA Toolbox 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.
#
# The ASTRA Toolbox 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with the ASTRA Toolbox. If not, see <http://www.gnu.org/licenses/>.
#
# -----------------------------------------------------------------------
from . import projector_c as p
def create(config):
"""Create projector object.
:param config: Projector options.
:type config: :class:`dict`
:returns: :class:`int` -- the ID of the constructed object.
"""
return p.create(config)
def delete(ids):
"""Delete a projector object.
:param ids: ID or list of ID's to delete.
:type ids: :class:`int` or :class:`list`
"""
return p.delete(ids)
def clear():
"""Clear all projector objects."""
return p.clear()
def info():
"""Print info on projector objects in memory."""
return p.info()
def projection_geometry(i):
"""Get projection geometry of a projector.
:param i: ID of projector.
:type i: :class:`int`
:returns: :class:`dict` -- projection geometry
"""
return p.projection_geometry(i)
def volume_geometry(i):
"""Get volume geometry of a projector.
:param i: ID of projector.
:type i: :class:`int`
:returns: :class:`dict` -- volume geometry
"""
return p.volume_geometry(i)
def weights_single_ray(i, projection_index, detector_index):
return p.weights_single_ray(i, projection_index, detector_index)
def weights_projection(i, projection_index):
return p.weights_projection(i, projection_index)
def splat(i, row, col):
return p.splat(i, row, col)
def is_cuda(i):
"""Check whether a projector is a CUDA projector.
:param i: ID of projector.
:type i: :class:`int`
:returns: :class:`bool` -- True if the projector is a CUDA projector.
"""
return p.is_cuda(i)
def matrix(i):
"""Get sparse matrix of a projector.
:param i: ID of projector.
:type i: :class:`int`
:returns: :class:`int` -- ID of sparse matrix.
"""
return p.matrix(i)
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