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#-----------------------------------------------------------------------
#Copyright 2013 Centrum Wiskunde & Informatica, Amsterdam
#
#Author: Daniel M. Pelt
#Contact: D.M.Pelt@cwi.nl
#Website: http://dmpelt.github.io/pyastratoolbox/
#
#
#This file is part of the Python interface to the
#All Scale Tomographic Reconstruction Antwerp Toolbox ("ASTRA Toolbox").
#
#The Python interface to 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 Python interface to 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 Python interface to the ASTRA Toolbox. If not, see <http://www.gnu.org/licenses/>.
#
#-----------------------------------------------------------------------
# distutils: language = c++
# distutils: libraries = astra
include "config.pxi"
import six
from .utils import wrap_from_bytes
from libcpp.string cimport string
from libcpp.vector cimport vector
from libcpp cimport bool
cdef extern from "astra/Globals.h" namespace "astra":
int getVersion()
string getVersionString()
bool cudaEnabled()
IF HAVE_CUDA==True:
cdef extern from "../cuda/2d/darthelper.h" namespace "astraCUDA":
bool setGPUIndex(int)
ELSE:
def setGPUIndex():
pass
cdef extern from "astra/CompositeGeometryManager.h" namespace "astra":
cdef cppclass SGPUParams:
vector[int] GPUIndices
size_t memory
cdef extern from "astra/CompositeGeometryManager.h" namespace "astra::CCompositeGeometryManager":
void setGlobalGPUParams(SGPUParams&)
def credits():
six.print_("""The ASTRA Toolbox has been developed at the University of Antwerp and CWI, Amsterdam by
* Prof. dr. Joost Batenburg
* Prof. dr. Jan Sijbers
* Dr. Jeroen Bedorf
* Dr. Folkert Bleichrodt
* Dr. Andrei Dabravolski
* Dr. Willem Jan Palenstijn
* Dr. Tom Roelandts
* Dr. Wim van Aarle
* Dr. Gert Van Gompel
* Sander van der Maar, MSc.
* Gert Merckx, MSc.
* Daan Pelt, MSc.""")
def use_cuda():
return cudaEnabled()
def version(printToScreen=False):
if printToScreen:
six.print_(wrap_from_bytes(getVersionString()))
else:
return getVersion()
def set_gpu_index(idx, memory=0):
import types
import collections
cdef SGPUParams params
if use_cuda()==True:
if not isinstance(idx, collections.Iterable) or isinstance(idx, types.StringTypes):
idx = (idx,)
params.memory = memory
params.GPUIndices = idx
setGlobalGPUParams(params)
ret = setGPUIndex(params.GPUIndices[0])
if not ret:
six.print_("Failed to set GPU " + str(params.GPUIndices[0]))
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