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#!/usr/bin/python3
#
# Copyright 2013 Ilia Mirkin.
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
# OTHER DEALINGS IN THE SOFTWARE.
import sys
import json
import subprocess
__author__ = "Ilia Mirkin <imirkin@alum.mit.edu>"
class GLInfo(object):
def __init__(self, lines):
self.profile = "compat"
if "core profile" in lines[0]:
self.profile = "core"
if "ES profile" in lines[0]:
self.profile = "es"
for i, line in enumerate(lines):
if "language version" in line:
self.glsl = line.split(":")[-1].strip()
elif "version" in line:
version = line.split(":")[-1].strip()
if " " in version:
version, tail = version.split(" ", 1)
if tail.startswith("("):
tail = tail.split(")", 1)[-1]
self.library = tail.strip()
self.gl = version
elif "extensions" in line:
break
else:
assert False, "Extension list not found"
self.extensions = []
self.limits = {}
for i in range(i + 1, len(lines)):
line = lines[i]
if not line:
continue
if line.startswith(" "):
line = line.strip()
if line:
self.extensions.append(line)
elif "limits" in line:
break
else:
assert False, "Unknown line in extension list: %r" % line
else:
if self.profile != "es":
assert False, "Limit list not found"
else:
return
for i in range(i + 1, len(lines)):
line = lines[i]
if not line:
continue
if not line.startswith(" "):
assert False, "Unknown line in limit list"
if " = " not in line:
continue
name, value = line.split(" = ", 1)
self.limits[name.strip()] = value.strip()
if len(sys.argv) > 1:
glxinfo = open(sys.argv[1], "rb").read()
else:
glxinfo = subprocess.check_output(["glxinfo", "-l", "-s"])
infos = []
lines = []
vendor = None
renderer = None
for line in glxinfo.splitlines():
line = line.decode("utf-8")
if line.startswith("OpenGL vendor"):
vendor = line.split(":")[-1].strip()
continue
if line.startswith("OpenGL renderer"):
renderer = line.split(":")[-1].strip()
continue
# We hit the GLX visuals list. No more.
if "GLX Visuals" in line:
infos.append(GLInfo(lines))
break
if "OpenGL" in line:
# The first version string line
if not lines and "version string" in line:
lines.append(line)
continue
# A new version string line. Must be the start of the compat profile
elif "version string" in line and "shading" not in line:
infos.append(GLInfo(lines))
lines = [line]
continue
# Another line after the version string
if lines:
lines.append(line)
print("register({0}, {1}, {2})".format(
json.dumps(vendor),
json.dumps(renderer),
json.dumps(infos, default=lambda x: x.__dict__, indent=4, sort_keys=True)))
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