Source Code for Module pymeshio.vpd

 1  # coding: utf-8 
 2  ############################################################################### 
 3  # VPD 
 4  ############################################################################### 
 5 -class LineLoader(object): 
 6      """ 
 7      行指向の汎用ローダ 
 8      """ 
 9      __slots__=['path', 'io', 'end'] 
10 -    def __str__(self): 
11          return "<%s current:%d, end:%d>" % ( 
12                  self.__class__, self.getPos(), self.getEnd()) 
13   
14 -    def getPos(self): 
15          return self.io.tell() 
16   
17 -    def getEnd(self): 
18          return self.end 
19   
20 -    def readline(self): 
21          return (self.io.readline()).strip() 
22   
23 -    def isEnd(self): 
24          return self.io.tell()>=self.end 
25   
26 -    def load(self, path, io, end): 
27          self.path=path 
28          self.io=io 
29          self.end=end 
30          return self.process() 
31   
32 -    def process(self): 
33          """ 
34          dummy. read to end. 
35          """ 
36          while not self.isEnd(): 
37              self.io.readline() 
38          return True 
39   
40   
41 -class VPDLoader(LineLoader): 
42      __slots__=['pose'] 
43 -    def __init__(self): 
44          super(VPDLoader, self).__init__() 
45          self.pose=[] 
46   
47 -    def __str__(self): 
48          return "<VPD poses:%d>" % len(self.pose) 
49   
50 -    def process(self): 
51          if self.readline()!="Vocaloid Pose Data file": 
52              return 
53   
54          RE_OPEN=re.compile('^(\w+){(.*)') 
55          RE_OSM=re.compile('^\w+\.osm;') 
56          RE_COUNT=re.compile('^(\d+);') 
57   
58          bone_count=-1 
59          while not self.isEnd(): 
60              line=self.readline() 
61              if line=='': 
62                  continue 
63              m=RE_OPEN.match(line) 
64              if m: 
65                  if not self.parseBone(m.group(2)): 
66                      raise Exception("invalid bone") 
67                  continue 
68   
69              m=RE_OSM.match(line) 
70              if m: 
71                  continue 
72   
73              m=RE_COUNT.match(line) 
74              if m: 
75                  bone_count=int(m.group(1)) 
76                  continue 
77   
78          return len(self.pose)==bone_count 
79   
80 -    def parseBone(self, name): 
81          bone=MotionData(name) 
82          self.pose.append(bone) 
83          bone.pos=Vector3(*[float(token) for token in self.readline().split(';')[0].split(',')]) 
84          bone.q=Quaternion(*[float(token) for token in self.readline().split(';')[0].split(',')]) 
85          return self.readline()=="}" 
86