swig/blender24/pmd_export.py

   1 #!BPY
   2 # coding: utf-8
   3 """
   4  Name: 'MikuMikuDance model (.pmd)...'
   5  Blender: 248
   6  Group: 'Export'
   7  Tooltip: 'Export PMD file for MikuMikuDance.'
   8 """
   9 __author__= ["ousttrue"]
  10 __version__= "0.2"
  11 __url__=()
  12 __bpydoc__="""
  13 0.1 20100318 first implementation.
  14 0.2 20100519 refactoring. use C extension.
  15 """
  16 import Blender
  17 import os
  18 import sys
  19
  20 from meshio import pmd, englishmap
  21
  22
  23 # ファイルシステムの文字コード
  24 # 改造版との共用のため
  25 FS_ENCODING=sys.getfilesystemencoding()
  26 if os.path.exists(os.path.dirname(sys.argv[0])+"/utf8"):
  27     INTERNAL_ENCODING='utf-8'
  28 else:
  29     INTERNAL_ENCODING=FS_ENCODING
  30
  31
  32 MMD_SHAPE_GROUP_NAME='_MMD_SHAPE'
  33 EXTENSION = u'.pmd'
  34
  35
  36 class Node(object):
  37     __slots__=['o', 'children']
  38     def __init__(self, o):
  39         self.o=o
  40         self.children=[]
  41
  42
  43 ###############################################################################
  44 # Blenderのメッシュをワンスキンメッシュ化する
  45 ###############################################################################
  46 def near(x, y, EPSILON=1e-5):
  47     d=x-y
  48     return d>=-EPSILON and d<=EPSILON
  49
  50
  51 class VertexKey(object):
  52     """
  53     重複頂点の検索キー
  54     """
  55     __slots__=[
  56             'x', 'y', 'z', # 位置
  57             'nx', 'ny', 'nz', # 法線
  58             'u', 'v', # uv
  59             ]
  60
  61     def __init__(self, x, y, z, nx, ny, nz, u, v):
  62         self.x=x
  63         self.y=y
  64         self.z=z
  65         self.nx=nx
  66         self.ny=ny
  67         self.nz=nz
  68         self.u=u
  69         self.v=v
  70
  71     def __str__(self):
  72         return "<vkey: %f, %f, %f, %f, %f, %f, %f, %f>" % (
  73                 self.x, self.y, self.z, self.nx, self.ny, self.nz, self.u, self.v)
  74
  75     def __hash__(self):
  76         #return int((self.x+self.y+self.z+self.nx+self.ny+self.nz+self.u+self.v)*100)
  77         return int((self.x+self.y+self.z)*100)
  78
  79     def __eq__(self, rhs):
  80         #return near(self.x, rhs.x) and near(self.y, rhs.y) and near(self.z, rhs.z) and near(self.nx, rhs.nx) and near(self.ny, rhs.ny) and near(self.nz, rhs.nz) and near(self.u, rhs.u) and near(self.v, rhs.v)
  81         #return near(self.x, rhs.x) and near(self.y, rhs.y) and near(self.z, rhs.z)
  82         return self.x==rhs.x and self.y==rhs.y and self.z==rhs.z
  83
  84
  85 class VertexArray(object):
  86     """
  87     頂点配列
  88     """
  89     def __init__(self):
  90         # マテリアル毎に分割したインデックス配列
  91         self.indexArrays={}
  92         # 頂点属性
  93         self.vertices=[]
  94         self.normals=[]
  95         self.uvs=[]
  96         # skinning属性
  97         self.b0=[]
  98         self.b1=[]
  99         self.weight=[]
 100
 101         self.vertexMap={}
 102         self.indexMap={}
 103
 104     def __str__(self):
 105         return "<VertexArray %d vertices, %d indexArrays>" % (
 106                 len(self.vertices), len(self.indexArrays))
 107
 108     def zip(self):
 109         return zip(
 110                 self.vertices, self.normals, self.uvs,
 111                 self.b0, self.b1, self.weight)
 112
 113     def __getIndex(self, base_index, pos, normal, uv, b0, b1, weight0):
 114         """
 115         頂点属性からその頂点のインデックスを得る
 116         """
 117         key=VertexKey(
 118                 pos[0], pos[1], pos[2],
 119                 normal[0], normal[1], normal[2],
 120                 uv[0], uv[1])
 121         if key in self.vertexMap:
 122             # 同じ頂点を登録済み
 123             index=self.vertexMap[key]
 124         else:
 125             index=len(self.vertices)
 126             # 新規頂点
 127             self.vertexMap[key]=index
 128             # append...
 129             self.vertices.append((pos.x, pos.y, pos.z))
 130             self.normals.append((normal.x, normal.y, normal.z))
 131             self.uvs.append((uv.x, uv.y))
 132             self.b0.append(b0)
 133             self.b1.append(b1)
 134             self.weight.append(weight0)
 135
 136         # indexのマッピングを保存する
 137         if not base_index in self.indexMap:
 138             self.indexMap[base_index]=set()
 139         self.indexMap[base_index].add(index)
 140
 141         assert(index<=65535)
 142         return index
 143
 144     def getMappedIndices(self, base_index):
 145         return self.indexMap[base_index]
 146
 147     def addTriangle(self,
 148             material,
 149             base_index0, base_index1, base_index2,
 150             pos0, pos1, pos2,
 151             n0, n1, n2,
 152             uv0, uv1, uv2,
 153             b0_0, b0_1, b0_2,
 154             b1_0, b1_1, b1_2,
 155             weight0, weight1, weight2
 156             ):
 157         if not material in self.indexArrays:
 158             self.indexArrays[material]=[]
 159
 160         index0=self.__getIndex(base_index0, pos0, n0, uv0, b0_0, b1_0, weight0)
 161         index1=self.__getIndex(base_index1, pos1, n1, uv1, b0_1, b1_1, weight1)
 162         index2=self.__getIndex(base_index2, pos2, n2, uv2, b0_2, b1_2, weight2)
 163
 164         self.indexArrays[material]+=[index0, index1, index2]
 165
 166
 167 class Morph(object):
 168     __slots__=['name', 'type', 'offsets']
 169     def __init__(self, name, type):
 170         self.name=name
 171         self.type=type
 172         self.offsets=[]
 173
 174     def add(self, index, offset):
 175         self.offsets.append((index, offset))
 176
 177     def sort(self):
 178         self.offsets.sort(lambda l, r: l[0]-r[0])
 179
 180     def __str__(self):
 181         return "<Morph %s>" % self.name
 182
 183 class IKSolver(object):
 184     __slots__=['target', 'effector', 'length', 'iterations', 'weight']
 185     def __init__(self, target, effector, length, iterations, weight):
 186         self.target=target
 187         self.effector=effector
 188         self.length=length
 189         self.iterations=iterations
 190         self.weight=weight
 191
 192
 193 class OneSkinMesh(object):
 194     __slots__=['vertexArray', 'morphList']
 195     def __init__(self):
 196         self.vertexArray=VertexArray()
 197         self.morphList=[]
 198
 199     def __str__(self):
 200         return "<OneSkinMesh %s, morph:%d>" % (
 201                 self.vertexArray,
 202                 len(self.morphList))
 203
 204     def addMesh(self, obj):
 205         if obj.restrictDisplay:
 206             # 非表示
 207             return
 208
 209         print("export", obj.name)
 210
 211         ############################################################
 212         # bone weight
 213         ############################################################
 214         mesh=obj.getData(mesh=True)
 215         weightMap={}
 216         secondWeightMap={}
 217         for name in mesh.getVertGroupNames():
 218             for i, w in mesh.getVertsFromGroup(name, 1):
 219                 if w>0:
 220                     if i in weightMap:
 221                         if i in secondWeightMap:
 222                             # 上位２つのweightを採用する
 223                             if w<secondWeightMap[i]:
 224                                 pass
 225                             elif w<weightMap[i]:
 226                                 # ２つ目を入れ替え
 227                                 secondWeightMap[i]=(name, w)
 228                             else:
 229                                 # １つ目を入れ替え
 230                                 weightMap[i]=(name, w)
 231                         else:
 232                             if w>weightMap[i][1]:
 233                                 # 多い方をweightMapに
 234                                 secondWeightMap[i]=weightMap[i]
 235                                 weightMap[i]=(name, w)
 236                             else:
 237                                 secondWeightMap[i]=(name, w)
 238                     else:
 239                         weightMap[i]=(name, w)
 240
 241         # 合計値が1になるようにする
 242         for i in xrange(len(mesh.verts)):
 243         #for i, name_weight in weightMap.items():
 244             if i in secondWeightMap:
 245                 secondWeightMap[i]=(secondWeightMap[i][0], 1.0-weightMap[i][1])
 246             elif i in weightMap:
 247                 weightMap[i]=(weightMap[i][0], 1.0)
 248                 secondWeightMap[i]=("", 0)
 249             else:
 250                 print "no weight vertex"
 251                 weightMap[i]=("", 0)
 252                 secondWeightMap[i]=("", 0)
 253
 254
 255         ############################################################
 256         # faces
 257         # 新たにメッシュを生成する
 258         ############################################################
 259         mesh=Blender.Mesh.New()
 260         # not applied modifiers
 261         mesh.getFromObject(obj.name, 1)
 262         # apply object transform
 263         mesh.transform(obj.getMatrix())
 264         if len(mesh.verts)==0:
 265             return
 266
 267         for face in mesh.faces:
 268             faceVertexCount=len(face.v)
 269             material=mesh.materials[face.mat]
 270             if faceVertexCount==3:
 271                 v0=face.v[0]
 272                 v1=face.v[1]
 273                 v2=face.v[2]
 274                 # triangle
 275                 self.vertexArray.addTriangle(
 276                         material.name,
 277                         v0.index, v1.index, v2.index,
 278                         v0.co, v1.co, v2.co,
 279                         # ToDo vertex normal
 280                         #v0.no, v1.no, v2.no,
 281                         face.no, face.no, face.no,
 282                         face.uv[0], face.uv[1], face.uv[2],
 283                         weightMap[v0.index][0],
 284                         weightMap[v1.index][0],
 285                         weightMap[v2.index][0],
 286                         secondWeightMap[v0.index][0],
 287                         secondWeightMap[v1.index][0],
 288                         secondWeightMap[v2.index][0],
 289                         weightMap[v0.index][1],
 290                         weightMap[v1.index][1],
 291                         weightMap[v2.index][1]
 292                         )
 293             elif faceVertexCount==4:
 294                 v0=face.v[0]
 295                 v1=face.v[1]
 296                 v2=face.v[2]
 297                 v3=face.v[3]
 298                 # quadrangle
 299                 self.vertexArray.addTriangle(
 300                         material.name,
 301                         v0.index, v1.index, v2.index,
 302                         v0.co, v1.co, v2.co,
 303                         #v0.no, v1.no, v2.no,
 304                         face.no, face.no, face.no,
 305                         face.uv[0], face.uv[1], face.uv[2],
 306                         weightMap[v0.index][0],
 307                         weightMap[v1.index][0],
 308                         weightMap[v2.index][0],
 309                         secondWeightMap[v0.index][0],
 310                         secondWeightMap[v1.index][0],
 311                         secondWeightMap[v2.index][0],
 312                         weightMap[v0.index][1],
 313                         weightMap[v1.index][1],
 314                         weightMap[v2.index][1]
 315                         )
 316                 self.vertexArray.addTriangle(
 317                         material.name,
 318                         v2.index, v3.index, v0.index,
 319                         v2.co, v3.co, v0.co,
 320                         #v2.no, v3.no, v0.no,
 321                         face.no, face.no, face.no,
 322                         face.uv[2], face.uv[3], face.uv[0],
 323                         weightMap[v2.index][0],
 324                         weightMap[v3.index][0],
 325                         weightMap[v0.index][0],
 326                         secondWeightMap[v2.index][0],
 327                         secondWeightMap[v3.index][0],
 328                         secondWeightMap[v0.index][0],
 329                         weightMap[v2.index][1],
 330                         weightMap[v3.index][1],
 331                         weightMap[v0.index][1]
 332                         )
 333
 334         ############################################################
 335         # skin
 336         ############################################################
 337         # base
 338         indexRelativeMap={}
 339         blenderMesh=obj.getData(mesh=True)
 340         baseMorph=None
 341         if blenderMesh.key:
 342             for b in blenderMesh.key.blocks:
 343                 if b.name=='Basis':
 344                     print(b.name)
 345                     baseMorph=self.__getOrCreateMorph('base', 0)
 346                     relativeIndex=0
 347                     basis=b
 348                     for index in blenderMesh.getVertsFromGroup(
 349                             MMD_SHAPE_GROUP_NAME):
 350                         v=b.data[index]
 351                         pos=[v[0], v[1], v[2]]
 352                         indices=self.vertexArray.getMappedIndices(index)
 353                         for i in indices:
 354                             baseMorph.add(i, pos)
 355                             indexRelativeMap[i]=relativeIndex
 356                             relativeIndex+=1
 357                     break
 358             print(len(baseMorph.offsets))
 359             baseMorph.sort()
 360             assert(basis)
 361
 362             # shape keys
 363             vg=obj.getData(mesh=True).getVertsFromGroup(
 364                         MMD_SHAPE_GROUP_NAME)
 365             for b in obj.getData(mesh=True).key.blocks:
 366                 if b.name=='Basis':
 367                     continue
 368
 369                 print(b.name)
 370                 morph=self.__getOrCreateMorph(b.name, 4)
 371                 for index, src, dst in zip(
 372                         xrange(len(blenderMesh.verts)),
 373                         basis.data,
 374                         b.data):
 375                     offset=[dst[0]-src[0], dst[1]-src[1], dst[2]-src[2]]
 376                     if index in vg:
 377                         indices=self.vertexArray.getMappedIndices(index)
 378                         for i in indices:
 379                             morph.add(indexRelativeMap[i], offset)
 380                 assert(len(morph.offsets)==len(baseMorph.offsets))
 381
 382         # sort skinmap
 383         original=self.morphList[:]
 384         def getIndex(morph):
 385             for i, v in enumerate(englishmap.skinMap):
 386                 if v[0]==morph.name:
 387                     return i
 388             print(morph)
 389         self.morphList.sort(lambda l, r: getIndex(l)-getIndex(r))
 390
 391     def __getOrCreateMorph(self, name, type):
 392         for m in self.morphList:
 393             if m.name==name:
 394                 return m
 395         m=Morph(name, type)
 396         self.morphList.append(m)
 397         return m
 398
 399     def getVertexCount(self):
 400         return len(self.vertexArray.vertices)
 401
 402
 403 class Bone(object):
 404     __slots__=['index', 'name', 'ik_index',
 405             'pos', 'tail', 'parent_index', 'tail_index', 'type', 'isConnect']
 406     def __init__(self, name, pos, tail):
 407         self.index=-1
 408         self.name=name
 409         self.pos=pos
 410         self.tail=tail
 411         self.parent_index=None
 412         self.tail_index=None
 413         self.type=0
 414         self.isConnect=False
 415         self.ik_index=0
 416
 417     def __eq__(self, rhs):
 418         return self.index==rhs.index
 419
 420     def __str__(self):
 421         return "<Bone %s %d>" % (self.name, self.type)
 422
 423 class BoneBuilder(object):
 424     __slots__=['bones', 'boneMap', 'ik_list']
 425     def __init__(self):
 426         self.bones=[]
 427         self.boneMap={}
 428         self.ik_list=[]
 429
 430     def build(self, armatureObj):
 431         if not armatureObj:
 432             return
 433
 434         print("gather bones")
 435         armature=armatureObj.getData()
 436         for b in armature.bones.values():
 437             if b.name=='center':
 438                 # root bone
 439                 bone=Bone(b.name,
 440                         b.head['ARMATURESPACE'][0:3],
 441                         b.tail['ARMATURESPACE'][0:3])
 442                 self.__addBone(bone)
 443                 self.__getBone(bone, b)
 444
 445         for b in armature.bones.values():
 446             if not b.parent and b.name!='center':
 447                 # root bone
 448                 bone=Bone(b.name,
 449                         b.head['ARMATURESPACE'][0:3],
 450                         b.tail['ARMATURESPACE'][0:3])
 451                 self.__addBone(bone)
 452                 self.__getBone(bone, b)
 453
 454         print("check connection")
 455         for b in armature.bones.values():
 456             if not b.parent:
 457                 self.__checkConnection(b, None)
 458
 459         print("gather ik")
 460         pose = armatureObj.getPose()
 461         cSetting=Blender.Constraint.Settings
 462         for b in pose.bones.values():
 463             for c in b.constraints:
 464                 if c.type==Blender.Constraint.Type.IKSOLVER:
 465                     ####################
 466                     # IK target
 467                     ####################
 468                     assert(c[cSetting.TARGET]==armatureObj)
 469                     target=self.__boneByName(
 470                             c[Blender.Constraint.Settings.BONE])
 471                     target.type=2
 472
 473                     ####################
 474                     # IK effector
 475                     ####################
 476                     # IK 接続先
 477                     link=self.__boneByName(b.name)
 478                     link.type=6
 479
 480                     # IK chain
 481                     e=b.parent
 482                     chainLength=c[cSetting.CHAINLEN]
 483                     for i in range(chainLength):
 484                         # IK影響下
 485                         chainBone=self.__boneByName(e.name)
 486                         chainBone.type=4
 487                         chainBone.ik_index=target.index
 488                         e=e.parent
 489                     self.ik_list.append(
 490                             IKSolver(target, link, chainLength,
 491                                 int(c[cSetting.ITERATIONS] * 0.1),
 492                                 c[cSetting.ROTWEIGHT]
 493                                 ))
 494
 495     def __checkConnection(self, b, p):
 496         if Blender.Armature.CONNECTED in b.options:
 497             parent=self.__boneByName(p.name)
 498             parent.isConnect=True
 499
 500         for c in b.children:
 501             self.__checkConnection(c, b)
 502
 503     def sortBy(self, boneMap):
 504         """
 505         boneMap順に並べ替える
 506         """
 507         original=self.bones[:]
 508         def getIndex(bone):
 509             for i, k_v in enumerate(boneMap):
 510                 if k_v[0]==bone.name:
 511                     return i
 512             print(bone)
 513
 514         self.bones.sort(lambda l, r: getIndex(l)-getIndex(r))
 515         sortMap={}
 516         for i, b in enumerate(self.bones):
 517             src=original.index(b)
 518             sortMap[src]=i
 519         for b in self.bones:
 520             b.index=sortMap[b.index]
 521             if b.parent_index:
 522                 b.parent_index=sortMap[b.parent_index]
 523             if b.tail_index:
 524                 b.tail_index=sortMap[b.tail_index]
 525             if b.ik_index>0:
 526                 b.ik_index=sortMap[b.ik_index]
 527
 528     def getIndex(self, bone):
 529         for i, b in enumerate(self.bones):
 530             if b==bone:
 531                 return i
 532         assert(false)
 533
 534     def indexByName(self, name):
 535         return self.getIndex(self.__boneByName(name))
 536
 537     def __boneByName(self, name):
 538         return self.bones[self.boneMap[name]]
 539
 540     def __getBone(self, parent, b):
 541         if len(b.children)==0:
 542             parent.type=7
 543             return
 544
 545         for i, c in enumerate(b.children):
 546             bone=Bone(c.name,
 547                     c.head['ARMATURESPACE'][0:3],
 548                     c.tail['ARMATURESPACE'][0:3])
 549             self.__addBone(bone)
 550             if parent:
 551                 bone.parent_index=parent.index
 552                 if i==0:
 553                     parent.tail_index=bone.index
 554             self.__getBone(bone, c)
 555
 556     def __addBone(self, bone):
 557         bone.index=len(self.bones)
 558         self.bones.append(bone)
 559         self.boneMap[bone.name]=bone.index
 560
 561
 562 class PmdExporter(object):
 563
 564     def __init__(self):
 565         self.armatureObj=None
 566
 567     def setup(self, scene):
 568         # 木構造を構築する
 569         object_node_map={}
 570         for o in scene.objects:
 571             object_node_map[o]=Node(o)
 572         for node in object_node_map.values():
 573             if node.o.parent:
 574                 object_node_map[node.o.parent].children.append(node)
 575         # ルートを得る
 576         root=object_node_map[scene.objects.active]
 577
 578         # ワンスキンメッシュを作る
 579         self.oneSkinMesh=OneSkinMesh()
 580         self.__createOneSkinMesh(root)
 581         print(self.oneSkinMesh)
 582         self.name=root.o.name
 583
 584         # skeleton
 585         self.builder=BoneBuilder()
 586         self.builder.build(self.armatureObj)
 587         self.builder.sortBy(englishmap.boneMap)
 588         def getIndex(ik):
 589             for i, v in enumerate(englishmap.boneMap):
 590                 if v[0]==ik.target.name:
 591                     return i
 592             return len(englishmap.boneMap)
 593         self.builder.ik_list.sort(lambda l, r: getIndex(l)-getIndex(r))
 594
 595     def __createOneSkinMesh(self, node):
 596         ############################################################
 597         # search armature modifier
 598         ############################################################
 599         for m in node.o.modifiers:
 600             if m.name=="Armature":
 601                 armatureObj=m[Blender.Modifier.Settings.OBJECT]
 602                 if not self.armatureObj:
 603                     self.armatureObj=armatureObj
 604                 elif self.armatureObj!=armatureObj:
 605                     print "warning! found multiple armature. ignored.", armatureObj.name
 606
 607         if node.o.getType()=='Mesh':
 608             self.oneSkinMesh.addMesh(node.o)
 609
 610         for child in node.children:
 611             self.__createOneSkinMesh(child)
 612
 613     def write(self, path):
 614         io=pmd.IO()
 615         io.name=self.name
 616         io.comment="blender export"
 617         io.version=1.0
 618
 619         # 頂点
 620         for pos, normal, uv, b0, b1, weight in self.oneSkinMesh.vertexArray.zip():
 621             # convert right-handed z-up to left-handed y-up
 622             v=io.addVertex()
 623             v.pos.x=pos[0]
 624             v.pos.y=pos[2]
 625             v.pos.z=pos[1]
 626             v.normal.x=normal[0]
 627             v.normal.y=normal[2]
 628             v.normal.z=normal[1]
 629             v.uv.x=uv[0]
 630             v.uv.y=uv[1]
 631             v.bone0=self.builder.boneMap[b0] if b0 in self.builder.boneMap else 0
 632             v.bone1=self.builder.boneMap[b1] if b1 in self.builder.boneMap else 0
 633             v.weight0=int(100*weight)
 634             v.edge_flag=0 # edge flag, 0: enable edge, 1: not edge
 635
 636         # 面とマテリアル
 637         vertexCount=self.oneSkinMesh.getVertexCount()
 638         for m, indices in self.oneSkinMesh.vertexArray.indexArrays.items():
 639             m=Blender.Material.Get(m)
 640             # マテリアル
 641             material=io.addMaterial()
 642             material.diffuse.r=m.R
 643             material.diffuse.g=m.G
 644             material.diffuse.b=m.B
 645             material.diffuse.a=m.alpha
 646             material.sinness=0 if m.spec<1e-5 else m.spec*10
 647             material.specular.r=m.specR
 648             material.specular.g=m.specG
 649             material.specular.b=m.specB
 650             material.ambient.r=m.mirR
 651             material.ambient.g=m.mirG
 652             material.ambient.b=m.mirB
 653             material.vertex_count=len(indices)
 654             material.toon_index=0
 655             material.flag=1 if m.enableSSS else 0
 656             # ToDo
 657             material.texture=""
 658             # 面
 659             for i in indices:
 660                 assert(i<vertexCount)
 661             for i in xrange(0, len(indices), 3):
 662                 # reverse triangle
 663                 io.indices.append(indices[i+2])
 664                 io.indices.append(indices[i+1])
 665                 io.indices.append(indices[i])
 666
 667                 #io.indices.append(indices[i])
 668                 #io.indices.append(indices[i+1])
 669                 #io.indices.append(indices[i+2])
 670
 671         # bones
 672         for b in self.builder.bones:
 673             if b.name.endswith("_t"):
 674                 if b.name.startswith("arm twist1_") or b.name.startswith("arm twist2_"):
 675                     # skip
 676                     print "skip %s" % b.name
 677                     continue
 678
 679             bone=io.addBone()
 680
 681             v=englishmap.getUnicodeBoneName(b.name)
 682             assert(v)
 683             cp932=v[1].encode('cp932')
 684             bone_name="%s" % cp932
 685             assert(len(bone_name)<20)
 686             bone.name=bone_name
 687
 688             bone_english_name="%s" % b.name
 689             assert(len(bone_english_name)<20)
 690             bone.english_name=bone_english_name
 691
 692             if len(v)>=3:
 693                 # has type
 694                 if v[2]==5:
 695                     b.ik_index=self.builder.indexByName('eyes')
 696                 bone.type=v[2]
 697             else:
 698                 bone.type=b.type
 699
 700             # parent index
 701             bone.parent_index=b.parent_index if b.parent_index!=None else 0xFFFF
 702
 703             # tail index
 704             if b.tail_index!=None:
 705                 if bone.type==9:
 706                     bone.tail_index=0
 707                 else:
 708                     bone.tail_index=b.tail_index
 709             else:
 710                 bone.tail_index=0
 711
 712             bone.ik_index=b.ik_index
 713
 714             # convert right-handed z-up to left-handed y-up
 715             bone.pos.x=b.pos[0] if not near(b.pos[0], 0) else 0
 716             bone.pos.y=b.pos[2] if not near(b.pos[2], 0) else 0
 717             bone.pos.z=b.pos[1] if not near(b.pos[1], 0) else 0
 718
 719         # IK
 720         for ik in self.builder.ik_list:
 721             solver=io.addIK()
 722             solver.index=self.builder.getIndex(ik.target)
 723             solver.target=self.builder.getIndex(ik.effector)
 724             solver.length=ik.length
 725             b=self.builder.bones[ik.effector.parent_index]
 726             for i in xrange(solver.length):
 727                 solver.children.append(self.builder.getIndex(b))
 728                 b=self.builder.bones[b.parent_index]
 729             solver.iterations=ik.iterations
 730             solver.weight=ik.weight
 731
 732         # 表情
 733         for i, m in enumerate(self.oneSkinMesh.morphList):
 734             # morph
 735             morph=io.addMorph()
 736
 737             v=englishmap.getUnicodeSkinName(m.name)
 738             assert(v)
 739             cp932=v[1].encode('cp932')
 740             morph.name="%s\n" % cp932
 741
 742             morph.english_name="%s\n" % m.name
 743             morph.type=v[2]
 744             for index, offset in m.offsets:
 745                 # convert right-handed z-up to left-handed y-up
 746                 morph.append(index, offset[0], offset[2], offset[1])
 747             morph.vertex_count=len(m.offsets)
 748
 749             # 表情枠
 750             if i>0:
 751                 io.face_list.append(i)
 752
 753         # ボーン表示枠
 754         boneDisplayName=io.addBoneDisplayName()
 755         boneDisplayName.name="bones\n"
 756         boneDisplayName.english_name="bones\n"
 757         displayIndex=1
 758         for i, b in enumerate(self.builder.bones):
 759             if b.type in [6, 7]:
 760                 io.addBoneDisplay(i, displayIndex)
 761
 762         # English
 763         io.english_name="blender export"
 764         io.english_coment="blender export"
 765
 766         for i in range(10):
 767             io.getToonTexture(i).name="toon%02d.bmp\n" % i
 768
 769         # 書き込み
 770         return io.write(path.encode(FS_ENCODING))
 771
 772
 773 def export_pmd(filename):
 774     filename=filename.decode(INTERNAL_ENCODING)
 775
 776     Blender.Window.WaitCursor(1)
 777     t = Blender.sys.time()
 778
 779     if not filename.lower().endswith(EXTENSION):
 780         filename += EXTENSION
 781     print "pmd exporter: %s" % filename
 782
 783     exporter=PmdExporter()
 784
 785     # 情報収集
 786     exporter.setup(Blender.Scene.GetCurrent())
 787
 788     # 出力
 789     exporter.write(filename)
 790
 791     print 'finished in %.2f seconds' % (Blender.sys.time()-t)
 792     Blender.Redraw()
 793     Blender.Window.WaitCursor(0)
 794
 795
 796 Blender.Window.FileSelector(
 797         export_pmd,
 798         'Export Metasequoia PMD',
 799         Blender.sys.makename(ext=EXTENSION))
 800