本文整理汇总了Python中collada.E.polylist方法的典型用法代码示例。如果您正苦于以下问题：Python E.polylist方法的具体用法？Python E.polylist怎么用？Python E.polylist使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类collada.E的用法示例。
在下文中一共展示了E.polylist方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: __init__
# 需要导入模块: from collada import E [as 别名]
# 或者: from collada.E import polylist [as 别名]
def __init__(self, sources, material, index, vcounts, xmlnode=None):
"""A Polylist should not be created manually. Instead, call the
:meth:`collada.geometry.Geometry.createPolylist` method after
creating a geometry instance.
"""
if len(sources) == 0: raise DaeIncompleteError('A polylist set needs at least one input for vertex positions')
if not 'VERTEX' in sources: raise DaeIncompleteError('Polylist requires vertex input')
#find max offset
max_offset = max([ max([input[0] for input in input_type_array])
for input_type_array in sources.itervalues() if len(input_type_array) > 0])
self.material = material
self.index = index
self.indices = self.index
self.nindices = max_offset + 1
self.vcounts = vcounts
self.sources = sources
self.index.shape = (-1, self.nindices)
self.npolygons = len(self.vcounts)
self.nvertices = numpy.sum(self.vcounts) if len(self.index) > 0 else 0
self.polyends = numpy.cumsum(self.vcounts)
self.polystarts = self.polyends - self.vcounts
self.polyindex = numpy.dstack((self.polystarts, self.polyends))[0]
if len(self.index) > 0:
self._vertex = sources['VERTEX'][0][4].data
self._vertex_index = self.index[:,sources['VERTEX'][0][0]]
self.maxvertexindex = numpy.max( self._vertex_index )
checkSource(sources['VERTEX'][0][4], ('X', 'Y', 'Z'), self.maxvertexindex)
else:
self._vertex = None
self._vertex_index = None
self.maxvertexindex = -1
if 'NORMAL' in sources and len(sources['NORMAL']) > 0 and len(self.index) > 0:
self._normal = sources['NORMAL'][0][4].data
self._normal_index = self.index[:,sources['NORMAL'][0][0]]
self.maxnormalindex = numpy.max( self._normal_index )
checkSource(sources['NORMAL'][0][4], ('X', 'Y', 'Z'), self.maxnormalindex)
else:
self._normal = None
self._normal_index = None
self.maxnormalindex = -1
if 'TEXCOORD' in sources and len(sources['TEXCOORD']) > 0 and len(self.index) > 0:
self._texcoordset = tuple([texinput[4].data for texinput in sources['TEXCOORD']])
self._texcoord_indexset = tuple([ self.index[:,sources['TEXCOORD'][i][0]]
for i in xrange(len(sources['TEXCOORD'])) ])
self.maxtexcoordsetindex = [ numpy.max(each) for each in self._texcoord_indexset ]
for i, texinput in enumerate(sources['TEXCOORD']):
checkSource(texinput[4], ('S', 'T'), self.maxtexcoordsetindex[i])
else:
self._texcoordset = tuple()
self._texcoord_indexset = tuple()
self.maxtexcoordsetindex = -1
if xmlnode is not None:
self.xmlnode = xmlnode
"""ElementTree representation of the line set."""
else:
txtindices = ' '.join(map(str, self.indices.flatten().tolist()))
acclen = len(self.indices)
self.xmlnode = E.polylist(count=str(self.npolygons), material=self.material)
all_inputs = []
for semantic_list in self.sources.itervalues():
all_inputs.extend(semantic_list)
for offset, semantic, sourceid, set, src in all_inputs:
inpnode = E.input(offset=str(offset), semantic=semantic, source=sourceid)
if set is not None:
inpnode.set('set', str(set))
self.xmlnode.append(inpnode)
vcountnode = E.vcount(' '.join(map(str, self.vcounts)))
self.xmlnode.append(vcountnode)
self.xmlnode.append(E.p(txtindices))