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dsf2aptdat.py
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dsf2aptdat.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Copyright (C) 2015 Martin Herweg [email protected]
# Copyright (C) 2020 Benedikt Wolf (D-ECHO)
# Copyright (C) 2020 Israel Hernandez (IAHM-COL)
#
# This program 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 2 of the
# License, or (at your option) any later version.
#
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# work in progress
#convert facade polygons from dsf-txt files into taxiway polygons for apt.dat
# and
# into OSM XML to be read by osm2city
#INPUT dsf/txt:
#rectangle example:
#POLYGON_DEF lib/airport/Common_Elements/Fence_Facades/Fenced_Parking.fac
#BEGIN_POLYGON 0 10 2
#BEGIN_WINDING
#POLYGON_POINT 14.254323548 50.109449149
#POLYGON_POINT 14.254458019 50.109444381
#POLYGON_POINT 14.254452773 50.109646086
#POLYGON_POINT 14.254321641 50.109646563
#END_WINDING
#END_POLYGON
# bezier example, 4 "corners"
#BEGIN_POLYGON 1 10 4
#BEGIN_WINDING
#POLYGON_POINT 14.254323548 50.109449149 14.254323548 50.109449149 <- x1=x2 y1=y2 ... sharp corner
#POLYGON_POINT 14.254458019 50.109444381 14.254458019 50.109444381
#POLYGON_POINT 14.254449435 50.109617475 14.254447051 50.109658007 < x1 != x2 y1 != y2 ... rounded
#POLYGON_POINT 14.254321641 50.109646563 14.254321641 50.109646563
#END_WINDING
#END_POLYGON
#OUTPUT apt.dat:
#=================
#rectangle asphalt:
#110 1 0.00 162.0000 New Taxiway 4
#111 50.10966649 014.25446889
#111 50.10966566 014.25455490
#111 50.10969759 014.25455555
#113 50.10969801 014.25446825
#bezier asphalt 162=texture heading 0.00 roughness
#110 1 0.00 162.0000 New Taxiway 5
#111 50.10965280 014.25447148
#111 50.10965114 014.25453938
#112 50.10969054 014.25453615 50.10971584 014.25451157
#113 50.10969179 014.25446825
#bezier 2=concrete 22=line & light attributes
#110 2 0.12 99.0000 New Taxiway 5
#111 50.10964136 014.25448294 22
#111 50.10964155 014.25454792 22
#112 50.10968462 014.25453213 50.10970992 014.25450756 22
#113 50.10968998 014.25447146 22
import os, sys, getopt, fileinput, subprocess
helptext = './dsf2aptdat.py -i ICAO'
nodeid=0
minx=False
maxx=False
miny=False
maxy=False
class Polygon(object):
def __init__(self, ID, a,b,c,text):
self.verts=[]
self.ID = ID
self.a = a
self.b = b
self.c = c
self.text = text
def out(self):
print(self.ID, self.a,self.b,self.c)
for e in self.verts:
print (e)
class Vert(object):
def __init__(self,style,x1,y1,x2=None,y2=None):
global nodeid, minx, miny, maxx, maxy
self.style=style
self.x1=x1
self.y1=y1
# needs float type
#if nodeid==0:
#minx=x1
#maxx=x1
#miny=y1
#maxy=y1
#if x1<minx:
#minx=x1
#if x1>maxx:
#maxx=x1
#if y1<miny:
#miny=y1
#if y1>maxy:
#maxy=y1
self.x2=x2
self.y2=y2
self.nodeid=nodeid
nodeid+=1
def __str__(self):
return "%d %s / %s %s %s %s " % (self.nodeid, self.style, self.x1,self.y1,self.x2,self.y2)
def read_poly_def(infile):
pd=[]
for line in infile:
#line = line.strip()
#print (line)
if line.startswith("POLYGON_DEF"):
cols = line.split()
xpath = cols[1]
pd.append(xpath)
return pd
def read_poly(infile,pd):
polys=[]
ID=0
for line in infile:
if line.startswith("BEGIN_POLYGON"):
col = line.split()
text = pd[int(col[1])]
poly=Polygon(ID,col[1],col[2],col[3],text)
text = pd[int(poly.a)]
if line.startswith("BEGIN_WINDING"):
green=True
cache1=-1
cache2=-1
if line.startswith("POLYGON_POINT") and green:
col = line.split()
if(cache1==-1):
cache1=col[1]
cache2=col[2]
if len(col)==3 or len(col)==4:
#print ("sharp corner")
vert = Vert(111,col[1],col[2])
poly.verts.append(vert)
if len(col)==5:
if col[1] == col[3] and col[2] == col[4]:
#print ("sharp corner redundant")
vert = Vert(111,col[1],col[2])
else:
#print ("true bezier rounded corner")
vert = Vert(112,col[1],col[2],col[3],col[4])
poly.verts.append(vert)
if line.startswith("END_WINDING"):
green=False
x=len(poly.verts)-1
if x>=1:
if cache1==poly.verts[x].x1 and cache2==poly.verts[x].y1:
poly.verts.pop(x)
cache1=-1
cache2=-1
x=x-1
poly.verts[x].style=poly.verts[x].style+2
if line.startswith("END_POLYGON"):
#last vert
# vert.style =vert.style+2
# ID+=1
# whitelist: Garage, hangar, modern, Warehouse, Terminal , Office...
#
whitelist=['Building','modern','urban', 'Garage','Hangars','pavement','Fenced_Parking','line']
if any(x in text for x in whitelist):
#if text.find("Building") >=0 or text.find("pavement") >=0 or text.find("Fenced_Parking") >=0:
#print (text)
#poly.out()
polys.append(poly)
#else:
#print ("ignoring: " + text)
return (polys)
def write_aptdat(polys,icao):
"""
modify the ICAO.dat file inplace, write the original version to NAME.dat.bak
no "print" for debugging allowed in this loop
because stdout is written to the ICAO.dat
"""
#print (header + runways)
count = 0
pcount = 0
datfilename = icao + ".dat"
for line in fileinput.input(files=(datfilename),inplace=1, backup='.bak'):
#sys.stderr.write(".")
if line.startswith("100 "):
#runway found
sys.stdout.write(line)
#sys.stderr.write(line)
#insert my stuff
for p in polys:
if p.text.find("Building") >=0:
surface_type = "2" #concrete, gravel=5 did not work
else:
surface_type = "1" # asphalt
t=""
if p.text.find("lib/airport/lines/") >=0:
l = "120 Line from DSF %s \r\n"%(p.text)
s=p.text.split("/")
s2=s[3].split("_")
t=s2[0]
else:
l = "110 %s 0.00 0.0000 Polygon from DSF %s \r\n"%(surface_type, p.text)
sys.stdout.write(l)
pcount+=1
for e in p.verts:
if e.style == 111:
l= "111 %s %s %s\r\n"%(e.y1,e.x1,t)
sys.stdout.write(l)
#sys.stderr.write("111")
count+=1
if e.style == 112:
l= "112 %s %s %s %s %s\r\n"%(e.y1,e.x1,e.y2,e.x2,t)
sys.stdout.write(l)
#sys.stderr.write("112")
count+=1
if e.style == 113:
l= "113 %s %s\r\n"%(e.y1,e.x1)
sys.stdout.write(l)
#sys.stderr.write(l)
count+=1
if e.style == 114:
l= "114 %s %s %s %s %s\r\n"%(e.y1,e.x1,e.y2,e.x2,t)
sys.stdout.write(l)
#sys.stderr.write(l)
count+=1
else:
sys.stdout.write(line)
return (count,pcount)
#example osm xml:
#-------------------
#<?xml version="1.0" encoding="UTF-8"?>
#<osm version="0.6" generator="CGImap 0.4.0 (8656 thorn-02.openstreetmap.org)" copyright="OpenStreetMap and contributors" attribution="http://www.openstreetmap.org/copyright" license="http://opendatacommons.org/licenses/odbl/1-0/">
# <bounds minlat="51.6634500" minlon="7.1888500" maxlat="51.6642800" maxlon="7.1904000"/>
#
#<node id="1096059121" visible="true" version="1" changeset="6923824" timestamp="2011-01-10T08:17:52Z" user="Frank Dengel" uid="66871" lat="51.6635189" lon="7.1893369"/>
#<way id="94334472" visible="true" version="1" changeset="6923824" timestamp="2011-01-10T08:17:58Z" user="Frank Dengel" uid="66871">
# <nd ref="1096059064"/>
# <nd ref="1096059024"/>
# <nd ref="1096059117"/>
# <nd ref="1096059078"/>
# <nd ref="1096059064"/>
# <tag k="building" v="yes"/>
# </way>
#</osm>
def write_osmxml(polys,icao):
bcount=0
osmfile = open(icao+'.osm', 'w')
osmfile.write('<?xml version="1.0" encoding="UTF-8"?>\n')
osmfile.write('<osm version="0.6" generator="dsf2aptdat.py" copyright="scenery gateway contributors">\n')
# do we need bounds ?
#osmfile.write '<bounnds minlat="%d" minlon="%d" maxlat="%d51.6642800" maxlon="%d"/>>'
whitelist=['Building','modern','Garage','Hangars','urban']
for p in polys: #all nodes for all buildings
if any(x in p.text for x in whitelist):
for v in p.verts:
line='<node id="%d" visible="true" version="1" lat="%s" lon="%s"/>\n'%(v.nodeid, v.y1, v.x1)
osmfile.write(line)
for p in polys: #one way for each building
if any(x in p.text for x in whitelist):
#print (str(p.verts))
bcount+=1
line='<way id="%d" visible="true" version="1" >\n'%(p.ID)
osmfile.write(line)
first=True
for v in p.verts:
line='<nd ref="%d"/>\n'%(v.nodeid,)
osmfile.write(line)
if first:
lastline=line
first=False
#line='<nd ref="%d"/>\n'%(p.verts[0].nodeid,) # close the loop: last node = first node
osmfile.write(lastline)
line='<tag k="building" v="yes"/>\n'
osmfile.write(line)
line='<tag k="building:height" v="%s"/>\n'%(p.b,)
osmfile.write(line)
line='<tag k="facade_file_name" v="%s"/>\n'%(p.text,)
osmfile.write(line)
osmfile.write("</way>\n")
osmfile.write("</osm>\n")
osmfile.close()
print ("wrote %d buildings to %s.osm"%(bcount,icao))
def main(argv):
icao="KMIA"
counter = 0
try:
opts, args = getopt.getopt(argv,"hi:")
except getopt.GetoptError:
print (helptext)
sys.exit(2)
for opt, arg in opts:
if opt == '-h':
print (helptext)
sys.exit()
elif opt == "-i":
icao = arg
inputfilename=icao+".txt"
try:
infile = open(inputfilename, 'r')
except:
print ("input file " + inputfilename + " not found")
sys.exit()
print ("reading...")
pd = read_poly_def(infile)
print (str(len(pd)) + " polygon type definitions found in " + inputfilename)
infile.seek(0)
polys = read_poly(infile,pd)
#print (len(polys) + "polygons in %s.txt"%(icao)) @ <-strange result ?
print ("inserting into " + icao + ".dat (please do this only once per file)")
count, pcount = write_aptdat(polys,icao)
#print
print ("inserted %d polygons and %d nodes into %s.dat"%(pcount,count,icao))
write_osmxml(polys,icao)
print ("done.")
if __name__ == "__main__":
main(sys.argv[1:])
#EOF