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comparison util.py @ 26:5488b5d3ba10

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use indentation and colour to differentiate safe from unsafe landing place
author Henry Thompson <ht@markup.co.uk>
date Mon, 31 May 2021 15:01:38 +0100
parents
children 668d788cac47
comparison
equal deleted inserted replaced
25:0bbeb01a7681 26:5488b5d3ba10
1 '''Utility fns for dealing with block .tsv files'''
2 import math,re
3
4 IPAT=re.compile('-?[0-9][0-9]*$')
5 PPAT=re.compile('[ ,;\[\]]')
6
7 Red=''
8 eRed=''
9 RedFmt=Red+'%s'+eRed
10
11 def intsMaybe(ii):
12 return (int(i) for i in ii if IPAT.match(i))
13
14 def readHeaders(host,infile,skipColHdrs=True):
15 l=infile.readline().rstrip()
16 ff=PPAT.split(l)
17 (host.nr,host.ox,host.oy,host.oz)=intsMaybe(ff)
18 host.et=ff[9]
19 l=infile.readline().rstrip()
20 (host.orad,host.ymin,host.ymax)=intsMaybe(PPAT.split(l))
21 if skipColHdrs:
22 _=infile.readline()
23
24 def d(p1,p2):
25 dx=p1[0]-p2[0]
26 dz=p1[1]-p2[1]
27 dy=p1[2]-p2[2]
28 return math.sqrt((dx*dx)+(dy*dy)+(dz*dz))