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
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
|
#!/usr/bin/env python
# Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.org/sumo
# Copyright (C) 2012-2020 German Aerospace Center (DLR) and others.
# This program and the accompanying materials are made available under the
# terms of the Eclipse Public License 2.0 which is available at
# https://www.eclipse.org/legal/epl-2.0/
# This Source Code may also be made available under the following Secondary
# Licenses when the conditions for such availability set forth in the Eclipse
# Public License 2.0 are satisfied: GNU General Public License, version 2
# or later which is available at
# https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
# SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
# @file binary2plain.py
# @author Michael Behrisch
# @date 2012-03-11
from __future__ import absolute_import
from __future__ import print_function
import sys
import struct
BYTE = 0
INTEGER = 1
FLOAT = 2
STRING = 3
LIST = 4
XML_TAG_START = 5
XML_TAG_END = 6
XML_ATTRIBUTE = 7
EDGE = 8
LANE = 9
POSITION_2D = 10
POSITION_3D = 11
BOUNDARY = 12
COLOR = 13
NODE_TYPE = 14
EDGE_FUNCTION = 15
ROUTE = 16
SCALED2INT = 17
SCALED2INT_POSITION_2D = 18
SCALED2INT_POSITION_3D = 19
def read(content, format):
return struct.unpack(format, content.read(struct.calcsize(format)))
def readByte(content):
return read(content, "B")[0]
def readInt(content, withType=False):
if withType:
valType = readByte(content)
assert(valType == INTEGER)
return read(content, "i")[0]
def readDouble(content):
return read(content, "d")[0]
def readString(content):
length = readInt(content)
return read(content, "%ss" % length)[0]
def readStringList(content):
n = readInt(content)
list = []
for _ in range(n):
read(content, "B") # type
list.append(readString(content))
return list
def readIntListList(content):
n = readInt(content)
list = []
for _ in range(n):
read(content, "B") # type
n1 = readInt(content)
list.append([readInt(content, True) for __ in range(n1)])
return list
def readRoute(content):
n = readInt(content)
list = []
first = readInt(content)
if first < 0:
bits = -first
numFields = 8 * 4 / bits
mask = (1 << bits) - 1
edge = readInt(content)
list.append(edges[edge])
n -= 1
field = numFields
while n > 0:
if field == numFields:
data = readInt(content)
field = 0
followIndex = (data >> ((numFields - field - 1) * bits)) & mask
edge = followers[edge][followIndex]
list.append(edges[edge])
field += 1
n -= 1
else:
list.append(edges[first])
n -= 1
while n > 0:
list.append(edges[readInt(content)])
n -= 1
return list
def typedValueStr(content):
valType = readByte(content)
if valType == BYTE:
return str(readByte(content))
elif valType == INTEGER:
return str(readInt(content))
elif valType == FLOAT:
return '%.2f' % readDouble(content)
elif valType == STRING:
return readString(content)
elif valType == LIST:
return " ".join([typedValueStr(content) for _ in range(readInt(content))])
elif valType == EDGE:
return edges[readInt(content)]
elif valType == LANE:
return '%s_%s' % (edges[readInt(content)], readByte(content))
elif valType == POSITION_2D:
return '%.2f,%.2f' % (readDouble(content), readDouble(content))
elif valType == POSITION_3D:
return '%.2f,%.2f,%.2f' % (readDouble(content), readDouble(content), readDouble(content))
elif valType == BOUNDARY:
return '%.2f,%.2f,%.2f,%.2f' % (readDouble(content), readDouble(content),
readDouble(content), readDouble(content))
elif valType == COLOR:
val = read(content, "BBBB")
return '%.2f,%.2f,%.2f' % (val[0] / 255., val[1] / 255., val[2] / 255.)
elif valType == NODE_TYPE:
return nodeTypes[readByte(content)]
elif valType == EDGE_FUNCTION:
return edgeTypes[readByte(content)]
elif valType == ROUTE:
return " ".join(readRoute(content))
elif valType == SCALED2INT:
return '%.2f' % (readInt(content) / 100.)
elif valType == SCALED2INT_POSITION_2D:
return '%.2f,%.2f' % (readInt(content) / 100., readInt(content) / 100.)
elif valType == SCALED2INT_POSITION_3D:
return '%.2f,%.2f,%.2f' % (readInt(content) / 100., readInt(content) / 100., readInt(content) / 100.)
out = sys.stdout
content = open(sys.argv[1], 'rb')
_, version, _ = read(content, "BBB") # type, sbx version, type
readString(content) # sumo version
read(content, "B") # type
elements = readStringList(content)
read(content, "B") # type
attributes = readStringList(content)
read(content, "B") # type
nodeTypes = readStringList(content)
read(content, "B") # type
edgeTypes = readStringList(content)
read(content, "B") # type
edges = readStringList(content)
read(content, "B") # type
followers = readIntListList(content)
stack = []
startOpen = False
while True:
typ = readByte(content)
if typ == XML_TAG_START:
if startOpen:
out.write(">\n")
out.write(" " * len(stack))
tag = readByte(content)
if version > 1:
tag += 256 * readByte(content)
stack.append(tag)
out.write("<" + elements[tag])
startOpen = True
elif typ == XML_TAG_END:
if startOpen:
out.write("/>\n")
stack.pop()
startOpen = False
else:
out.write(" " * (len(stack) - 1))
out.write("</%s>\n" % elements[stack.pop()])
if version == 1:
readByte(content)
if len(stack) == 0:
break
elif typ == XML_ATTRIBUTE:
attr = readByte(content)
if version > 1:
attr += 256 * readByte(content)
out.write(' %s="%s"' %
(attributes[attr], typedValueStr(content)))
else:
print("Unknown type %s" % typ, file=sys.stderr)
|
