/usr/share/pyshared/pyvtk/TextureCoordinates.py is in python-pyvtk 0.4.74-3build1.
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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 | #!/usr/bin/env python
"""
TextureCoordinates
"""
"""
Copyright 2001 Pearu Peterson all rights reserved,
Pearu Peterson <pearu@ioc.ee>
Permission to use, modify, and distribute this software is given under the
terms of the LGPL. See http://www.fsf.org
NO WARRANTY IS EXPRESSED OR IMPLIED. USE AT YOUR OWN RISK.
$Revision: 1.3 $
$Date: 2001-05-31 17:48:55 $
Pearu Peterson
"""
import DataSetAttr
class TextureCoordinates(DataSetAttr.DataSetAttr):
"""Holds VTK Texture Coordinates.
Usage:
TextureCoordinates(<sequence of (1,2, or 3)-sequences> ,name = <string>)
Attributes:
coords
name
Public methods:
get_size()
to_string(format = 'ascii')
"""
def __init__(self,scalars,name=None):
self.name = self._get_name(name)
self.coords = self.get_n_seq_seq(scalars,self.default_value)
if not 1<=len(self.coords[0])<=3:
raise ValueError,'texture coordinates dimension must be 1, 2, or 3 but got %s'%(len(self.coords[0]))
def to_string(self,format='ascii'):
t = self.get_datatype(self.coords)
ret = ['TEXTURE_COORDINATES %s %s %s'%(self.name,len(self.coords[0]),t),
self.seq_to_string(self.coords,format,t)]
return '\n'.join(ret)
def get_size(self):
return len(self.coords)
def texture_coordinates_fromfile(f,n,sl):
assert len(sl)==3
dataname = sl[0].strip()
dim = eval(sl[1])
datatype = sl[2].strip().lower()
assert datatype in ['bit','unsigned_char','char','unsigned_short','short','unsigned_int','int','unsigned_long','long','float','double'],`datatype`
arr = []
while len(arr)<dim*n:
arr += map(eval,common._getline(f).split(' '))
assert len(arr)==dim*n
arr2 = []
for i in range(0,len(arr),dim):
arr2.append(arr[i:i+dim])
return TextureCoordinates(arr2,dataname)
if __name__ == "__main__":
print TextureCoordinates([[3,3],[4,3],240,3,2]).to_string()
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