/usr/share/pyshared/openexp/backend_info.py is in opensesame 0.27.4-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 | #-*- coding:utf-8 -*-
"""
This file is part of OpenSesame.
OpenSesame 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.
OpenSesame 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 OpenSesame. If not, see <http://www.gnu.org/licenses/>.
"""
import sys
import os.path
import platform
legacy = {
"description" : "uses PyGame, maximum stability", \
"canvas" : "legacy", \
"keyboard" : "legacy", \
"mouse" : "legacy", \
"sampler" : "legacy", \
"synth" : "legacy", \
"icon" : "os-pygame"
}
opengl = {
"description" : "uses PyGame and OpenGL", \
"canvas" : "opengl", \
"keyboard" : "legacy", \
"mouse" : "legacy", \
"sampler" : "legacy", \
"synth" : "legacy", \
"icon" : "os-pygame"
}
psycho = {
"description" : "uses PsychoPy, powerful stimulus generation", \
"canvas" : "psycho", \
"keyboard" : "psycho", \
"mouse" : "psycho", \
"sampler" : "legacy", \
"synth" : "legacy", \
"icon" : "os-psychopy"
}
xpyriment = {
"description" : "uses Expyriment", \
"canvas" : "xpyriment", \
"keyboard" : "legacy", \
"mouse" : "xpyriment", \
"sampler" : "legacy", \
"synth" : "legacy", \
"icon" : "os-expyriment"
}
droid = {
"description" : "for Android devices", \
"canvas" : "droid", \
"keyboard" : "droid", \
"mouse" : "droid", \
"sampler" : "legacy", \
"synth" : "droid", \
"icon" : "os-android"
}
backend_list = {}
backend_list["legacy"] = legacy
backend_list["xpyriment"] = xpyriment
backend_list["droid"] = droid
# Do not add psychopy to the list on 64-bit OS X as this doesn't work
if not (platform.system() == 'Darwin' and sys.maxsize > 2**32):
backend_list["psycho"] = psycho
def match(experiment):
"""
Returns the name of the backend that is currently used by
the experiment or "custom" if no matching backend is found.
Arguments:
experiment -- an instance of libopensesame.experiment.experiment
Returns:
The name of the backend or "custom" if no matching backend is found
"""
for name in backend_list:
backend = backend_list[name]
if experiment.canvas_backend == backend["canvas"] and \
experiment.keyboard_backend == backend["keyboard"] and \
experiment.mouse_backend == backend["mouse"] and \
experiment.sampler_backend == backend["sampler"] and \
experiment.synth_backend == backend["synth"]:
return name
return "custom"
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