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
 181 class IKSolver(object):
 182     __slots__=['target', 'effector', 'length', 'iterations', 'weight']
 183     def __init__(self, target, effector, length, iterations, weight):
 184         self.target=target
 185         self.effector=effector
 186         self.length=length
 187         self.iterations=iterations
 188         self.weight=weight
 189
 190
 191 class OneSkinMesh(object):
 192     __slots__=['vertexArray', 'morphList']
 193     def __init__(self):
 194         self.vertexArray=VertexArray()
 195         self.morphList=[]
 196
 197     def __str__(self):
 198         return "<OneSkinMesh %s, morph:%d>" % (
 199                 self.vertexArray,
 200                 len(self.morphList))
 201
 202     def addMesh(self, obj):
 203         if obj.restrictDisplay:
 204             # 非表示
 205             return
 206
 207         print("export", obj.name)
 208
 209         ############################################################
 210         # bone weight
 211         ############################################################
 212         mesh=obj.getData(mesh=True)
 213         weightMap={}
 214         secondWeightMap={}
 215         for name in mesh.getVertGroupNames():
 216             for i, w in mesh.getVertsFromGroup(name, 1):
 217                 if w>0:
 218                     if i in weightMap:
 219                         if i in secondWeightMap:
 220                             # 上位２つのweightを採用する
 221                             if w<secondWeightMap[i]:
 222                                 pass
 223                             elif w<weightMap[i]:
 224                                 # ２つ目を入れ替え
 225                                 secondWeightMap[i]=(name, w)
 226                             else:
 227                                 # １つ目を入れ替え
 228                                 weightMap[i]=(name, w)
 229                         else:
 230                             if w>weightMap[i][1]:
 231                                 # 多い方をweightMapに
 232                                 secondWeightMap[i]=weightMap[i]
 233                                 weightMap[i]=(name, w)
 234                             else:
 235                                 secondWeightMap[i]=(name, w)
 236                     else:
 237                         weightMap[i]=(name, w)
 238
 239         # 合計値が1になるようにする
 240         for i in xrange(len(mesh.verts)):
 241         #for i, name_weight in weightMap.items():
 242             if i in secondWeightMap:
 243                 secondWeightMap[i]=(secondWeightMap[i][0], 1.0-weightMap[i][1])
 244             elif i in weightMap:
 245                 weightMap[i]=(weightMap[i][0], 1.0)
 246                 secondWeightMap[i]=("", 0)
 247             else:
 248                 print "no weight vertex"
 249                 weightMap[i]=("", 0)
 250                 secondWeightMap[i]=("", 0)
 251
 252
 253         ############################################################
 254         # faces
 255         # 新たにメッシュを生成する
 256         ############################################################
 257         mesh=Blender.Mesh.New()
 258         # not applied modifiers
 259         mesh.getFromObject(obj.name, 1)
 260         # apply object transform
 261         mesh.transform(obj.getMatrix())
 262         if len(mesh.verts)==0:
 263             return
 264
 265         for face in mesh.faces:
 266             faceVertexCount=len(face.v)
 267             material=mesh.materials[face.mat]
 268             if faceVertexCount==3:
 269                 v0=face.v[0]
 270                 v1=face.v[1]
 271                 v2=face.v[2]
 272                 # triangle
 273                 self.vertexArray.addTriangle(
 274                         material.name,
 275                         v0.index, v1.index, v2.index,
 276                         v0.co, v1.co, v2.co,
 277                         # ToDo vertex normal
 278                         #v0.no, v1.no, v2.no,
 279                         face.no, face.no, face.no,
 280                         face.uv[0], face.uv[1], face.uv[2],
 281                         weightMap[v0.index][0],
 282                         weightMap[v1.index][0],
 283                         weightMap[v2.index][0],
 284                         secondWeightMap[v0.index][0],
 285                         secondWeightMap[v1.index][0],
 286                         secondWeightMap[v2.index][0],
 287                         weightMap[v0.index][1],
 288                         weightMap[v1.index][1],
 289                         weightMap[v2.index][1]
 290                         )
 291             elif faceVertexCount==4:
 292                 v0=face.v[0]
 293                 v1=face.v[1]
 294                 v2=face.v[2]
 295                 v3=face.v[3]
 296                 # quadrangle
 297                 self.vertexArray.addTriangle(
 298                         material.name,
 299                         v0.index, v1.index, v2.index,
 300                         v0.co, v1.co, v2.co,
 301                         #v0.no, v1.no, v2.no,
 302                         face.no, face.no, face.no,
 303                         face.uv[0], face.uv[1], face.uv[2],
 304                         weightMap[v0.index][0],
 305                         weightMap[v1.index][0],
 306                         weightMap[v2.index][0],
 307                         secondWeightMap[v0.index][0],
 308                         secondWeightMap[v1.index][0],
 309                         secondWeightMap[v2.index][0],
 310                         weightMap[v0.index][1],
 311                         weightMap[v1.index][1],
 312                         weightMap[v2.index][1]
 313                         )
 314                 self.vertexArray.addTriangle(
 315                         material.name,
 316                         v2.index, v3.index, v0.index,
 317                         v2.co, v3.co, v0.co,
 318                         #v2.no, v3.no, v0.no,
 319                         face.no, face.no, face.no,
 320                         face.uv[2], face.uv[3], face.uv[0],
 321                         weightMap[v2.index][0],
 322                         weightMap[v3.index][0],
 323                         weightMap[v0.index][0],
 324                         secondWeightMap[v2.index][0],
 325                         secondWeightMap[v3.index][0],
 326                         secondWeightMap[v0.index][0],
 327                         weightMap[v2.index][1],
 328                         weightMap[v3.index][1],
 329                         weightMap[v0.index][1]
 330                         )
 331
 332         ############################################################
 333         # skin
 334         ############################################################
 335         # base
 336         indexRelativeMap={}
 337         blenderMesh=obj.getData(mesh=True)
 338         baseMorph=None
 339         if blenderMesh.key:
 340             for b in blenderMesh.key.blocks:
 341                 if b.name=='Basis':
 342                     print(b.name)
 343                     baseMorph=self.__getOrCreateMorph('base', 0)
 344                     relativeIndex=0
 345                     basis=b
 346                     for index in blenderMesh.getVertsFromGroup(
 347                             MMD_SHAPE_GROUP_NAME):
 348                         v=b.data[index]
 349                         pos=[v[0], v[1], v[2]]
 350                         indices=self.vertexArray.getMappedIndices(index)
 351                         for i in indices:
 352                             baseMorph.add(i, pos)
 353                             indexRelativeMap[i]=relativeIndex
 354                             relativeIndex+=1
 355                     break
 356             print(len(baseMorph.offsets))
 357             baseMorph.sort()
 358             assert(basis)
 359
 360             # shape keys
 361             vg=obj.getData(mesh=True).getVertsFromGroup(
 362                         MMD_SHAPE_GROUP_NAME)
 363             for b in obj.getData(mesh=True).key.blocks:
 364                 if b.name=='Basis':
 365                     continue
 366
 367                 print(b.name)
 368                 morph=self.__getOrCreateMorph(b.name, 4)
 369                 for index, src, dst in zip(
 370                         xrange(len(blenderMesh.verts)),
 371                         basis.data,
 372                         b.data):
 373                     offset=[dst[0]-src[0], dst[1]-src[1], dst[2]-src[2]]
 374                     if index in vg:
 375                         indices=self.vertexArray.getMappedIndices(index)
 376                         for i in indices:
 377                             morph.add(indexRelativeMap[i], offset)
 378                 assert(len(morph.offsets)==len(baseMorph.offsets))
 379
 380     def __getOrCreateMorph(self, name, type):
 381         for m in self.morphList:
 382             if m.name==name:
 383                 return m
 384         m=Morph(name, type)
 385         self.morphList.append(m)
 386         return m
 387
 388     def getVertexCount(self):
 389         return len(self.vertexArray.vertices)
 390
 391
 392 class Bone(object):
 393     __slots__=['index', 'name',
 394             'pos', 'tail', 'parent_index', 'tail_index', 'type', 'isConnect']
 395     def __init__(self, name, pos, tail):
 396         self.index=-1
 397         self.name=name
 398         self.pos=pos
 399         self.tail=tail
 400         self.parent_index=None
 401         self.tail_index=None
 402         self.type=0
 403         self.isConnect=False
 404
 405     def __eq__(self, rhs):
 406         return self.index==rhs.index
 407
 408     def __str__(self):
 409         return "<Bone %s %d>" % (self.name, self.type)
 410
 411 class BoneBuilder(object):
 412     __slots__=['bones', 'boneMap', 'ik_list']
 413     def __init__(self):
 414         self.bones=[]
 415         self.boneMap={}
 416         self.ik_list=[]
 417
 418     def build(self, armatureObj):
 419         if not armatureObj:
 420             return
 421
 422         print("gather bones")
 423         armature=armatureObj.getData()
 424         for b in armature.bones.values():
 425             if b.name=='center':
 426                 # root bone
 427                 bone=Bone(b.name,
 428                         b.head['ARMATURESPACE'][0:3],
 429                         b.tail['ARMATURESPACE'][0:3])
 430                 self.__addBone(bone)
 431                 self.__getBone(bone, b)
 432
 433         for b in armature.bones.values():
 434             if not b.parent and b.name!='center':
 435                 # root bone
 436                 bone=Bone(b.name,
 437                         b.head['ARMATURESPACE'][0:3],
 438                         b.tail['ARMATURESPACE'][0:3])
 439                 self.__addBone(bone)
 440                 self.__getBone(bone, b)
 441
 442         print("check connection")
 443         for b in armature.bones.values():
 444             if not b.parent:
 445                 self.__checkConnection(b, None)
 446
 447         print("create tail")
 448         before=self.bones[:]
 449         for b in before:
 450             if not b.isConnect:
 451                 # 末端の非表示ボーン
 452                 if not b.tail:
 453                     print(b.name)
 454                     assert(False)
 455                 bone=Bone(b.name+'_t', b.tail, None)
 456                 bone.type=7
 457                 self.__addBone(bone)
 458                 bone.parent_index=b.index
 459                 b.tail_index=bone.index
 460
 461         print("gather ik")
 462         pose = armatureObj.getPose()
 463         cSetting=Blender.Constraint.Settings
 464         for b in pose.bones.values():
 465             for c in b.constraints:
 466                 if c.type==Blender.Constraint.Type.IKSOLVER:
 467                     ####################
 468                     # IK effector
 469                     ####################
 470                     # IK 接続先
 471                     link=self.__boneByName(b.name)
 472                     link_tail=self.bones[link.tail_index]
 473                     if link_tail.type==7:
 474                         # replace ...先 to IK接続先
 475                         link_tail.type=6
 476
 477                     # IK chain
 478                     e=b
 479                     chainLength=c[cSetting.CHAINLEN]
 480                     for i in range(chainLength):
 481                         # IK影響下
 482                         self.__boneByName(e.name).type=4
 483                         e=e.parent
 484
 485                     ####################
 486                     # IK target
 487                     ####################
 488                     assert(c[cSetting.TARGET]==armatureObj)
 489                     target=self.__boneByName(
 490                             c[Blender.Constraint.Settings.BONE])
 491                     target.type=2
 492
 493                     self.ik_list.append(
 494                             IKSolver(target, link_tail, chainLength,
 495                                 c[cSetting.ITERATIONS], c.influence))
 496                     # 非末端IK
 497                     target_tail=self.bones[target.tail_index]
 498                     if target_tail.type!=7:
 499                         target_bone=armature.bones[target.name]
 500                         bone=Bone(target.name+'_t',
 501                                 target_bone.tail['ARMATURESPACE'][0:3],
 502                                 None)
 503                         bone.type=7
 504                         self.__addBone(bone)
 505                         bone.parent_index=target.index
 506                         target.tail_index=bone.index
 507
 508     def __checkConnection(self, b, p):
 509         if Blender.Armature.CONNECTED in b.options:
 510             parent=self.__boneByName(p.name)
 511             parent.isConnect=True
 512
 513         for c in b.children:
 514             self.__checkConnection(c, b)
 515
 516     def sortBy(self, boneMap):
 517         """
 518         boneMap順に並べ替える
 519         """
 520         original=self.bones[:]
 521         def getIndex(bone):
 522             for i, k_v in enumerate(boneMap):
 523                 if k_v[0]==bone.name:
 524                     return i
 525             print(bone)
 526
 527         self.bones.sort(lambda l, r: getIndex(l)-getIndex(r))
 528         sortMap={}
 529         for i, b in enumerate(self.bones):
 530             src=original.index(b)
 531             sortMap[src]=i
 532         for b in self.bones:
 533             b.index=sortMap[b.index]
 534             if b.parent_index:
 535                 b.parent_index=sortMap[b.parent_index]
 536             if b.tail_index:
 537                 b.tail_index=sortMap[b.tail_index]
 538
 539     def getIndex(self, bone):
 540         for i, b in enumerate(self.bones):
 541             if b==bone:
 542                 return i
 543         assert(false)
 544
 545     def __boneByName(self, name):
 546         return self.bones[self.boneMap[name]]
 547
 548     def __getBone(self, parent, b):
 549         for i, c in enumerate(b.children):
 550             bone=Bone(c.name,
 551                     c.head['ARMATURESPACE'][0:3],
 552                     c.tail['ARMATURESPACE'][0:3])
 553             self.__addBone(bone)
 554             if parent:
 555                 bone.parent_index=parent.index
 556                 if i==0:
 557                     parent.tail_index=bone.index
 558             self.__getBone(bone, c)
 559
 560     def __addBone(self, bone):
 561         bone.index=len(self.bones)
 562         self.bones.append(bone)
 563         self.boneMap[bone.name]=bone.index
 564
 565
 566 class PmdExporter(object):
 567
 568     def __init__(self):
 569         self.armatureObj=None
 570
 571     def setup(self, scene):
 572         # 木構造を構築する
 573         object_node_map={}
 574         for o in scene.objects:
 575             object_node_map[o]=Node(o)
 576         for node in object_node_map.values():
 577             if node.o.parent:
 578                 object_node_map[node.o.parent].children.append(node)
 579         # ルートを得る
 580         root=object_node_map[scene.objects.active]
 581
 582         # ワンスキンメッシュを作る
 583         self.oneSkinMesh=OneSkinMesh()
 584         self.__createOneSkinMesh(root)
 585         print(self.oneSkinMesh)
 586         self.name=root.o.name
 587
 588         # skeleton
 589         self.builder=BoneBuilder()
 590         self.builder.build(self.armatureObj)
 591         self.builder.sortBy(englishmap.boneMap)
 592
 593     def __createOneSkinMesh(self, node):
 594         ############################################################
 595         # search armature modifier
 596         ############################################################
 597         for m in node.o.modifiers:
 598             if m.name=="Armature":
 599                 armatureObj=m[Blender.Modifier.Settings.OBJECT]
 600                 if not self.armatureObj:
 601                     self.armatureObj=armatureObj
 602                 elif self.armatureObj!=armatureObj:
 603                     print "warning! found multiple armature. ignored.", armatureObj.name
 604
 605         if node.o.getType()=='Mesh':
 606             self.oneSkinMesh.addMesh(node.o)
 607
 608         for child in node.children:
 609             self.__createOneSkinMesh(child)
 610
 611     def write(self, path):
 612         io=pmd.IO()
 613         io.name=self.name
 614         io.comment="blender export"
 615         io.version=1.0
 616
 617         # 頂点
 618         for pos, normal, uv, b0, b1, weight in self.oneSkinMesh.vertexArray.zip():
 619             # convert right-handed z-up to left-handed y-up
 620             v=io.addVertex()
 621             v.pos.x=pos[0]
 622             v.pos.y=pos[2]
 623             v.pos.z=pos[1]
 624             v.normal.x=normal[0]
 625             v.normal.y=normal[2]
 626             v.normal.z=normal[1]
 627             v.uv.x=uv[0]
 628             v.uv.y=uv[1]
 629             v.bone0=self.builder.boneMap[b0] if b0 in self.builder.boneMap else 0
 630             v.bone1=self.builder.boneMap[b1] if b1 in self.builder.boneMap else 0
 631             v.weight0=int(100*weight)
 632             v.edge_flag=0 # edge flag, 0: enable edge, 1: not edge
 633
 634         # 面とマテリアル
 635         vertexCount=self.oneSkinMesh.getVertexCount()
 636         for m, indices in self.oneSkinMesh.vertexArray.indexArrays.items():
 637             m=Blender.Material.Get(m)
 638             # マテリアル
 639             material=io.addMaterial()
 640             material.diffuse.r=m.R
 641             material.diffuse.g=m.G
 642             material.diffuse.b=m.B
 643             material.diffuse.a=m.alpha
 644             material.sinness=0 if m.spec<1e-5 else m.spec*10
 645             material.specular.r=m.specR
 646             material.specular.g=m.specG
 647             material.specular.b=m.specB
 648             material.ambient.r=m.mirR
 649             material.ambient.g=m.mirG
 650             material.ambient.b=m.mirB
 651             material.vertex_count=len(indices)
 652             material.toon_index=0
 653             material.flag=1 if m.enableSSS else 0
 654             # ToDo
 655             material.texture=""
 656             # 面
 657             for i in indices:
 658                 assert(i<vertexCount)
 659             for i in xrange(0, len(indices), 3):
 660                 # reverse triangle
 661                 io.indices.append(indices[i+2])
 662                 io.indices.append(indices[i+1])
 663                 io.indices.append(indices[i])
 664
 665                 #io.indices.append(indices[i])
 666                 #io.indices.append(indices[i+1])
 667                 #io.indices.append(indices[i+2])
 668
 669         # bones
 670         for b in self.builder.bones:
 671             if b.name.endswith("_t"):
 672                 if b.name.startswith("arm twist1_") or b.name.startswith("arm twist2_"):
 673                     # skip
 674                     print "skip %s" % b.name
 675                     continue
 676
 677             bone=io.addBone()
 678
 679             v=englishmap.getUnicodeBoneName(b.name)
 680             assert(v)
 681             cp932=v[1].encode('cp932')
 682             bone_name="%s\n" % cp932
 683             assert(len(bone_name)<20)
 684             bone.name=bone_name
 685
 686             bone_english_name="%s\n" % b.name
 687             assert(len(bone_english_name)<20)
 688             bone.english_name=bone_english_name
 689
 690             if len(v)>=3:
 691                 bone.type=v[2]
 692             else:
 693                 bone.type=b.type
 694             bone.parent_index=b.parent_index if b.parent_index!=None else 0xFFFF
 695
 696             if b.tail_index!=None:
 697                 if bone.type==9:
 698                     bone.tail_index=0
 699                 else:
 700                     bone.tail_index=b.tail_index
 701             else:
 702                 bone.tail_index=0
 703             # ToDo
 704             bone.ik_index=0xFFFF
 705             # convert right-handed z-up to left-handed y-up
 706             bone.pos.x=b.pos[0]
 707             bone.pos.y=b.pos[2]
 708             bone.pos.z=b.pos[1]
 709
 710         # IK
 711         for ik in self.builder.ik_list:
 712             solver=io.addIK()
 713             solver.index=self.builder.getIndex(ik.target)
 714             solver.target=self.builder.getIndex(ik.effector)
 715             solver.length=ik.length
 716             b=self.builder.bones[ik.effector.parent_index]
 717             for i in xrange(solver.length):
 718                 solver.children.append(self.builder.getIndex(b))
 719                 b=self.builder.bones[b.parent_index]
 720             solver.iterations=ik.iterations
 721             solver.weight=ik.weight
 722
 723         # 表情
 724         for i, m in enumerate(self.oneSkinMesh.morphList):
 725             # morph
 726             morph=io.addMorph()
 727
 728             unicode=englishmap.getUnicodeSkinName(m.name)
 729             if unicode:
 730                 cp932=unicode.encode('cp932')
 731             else:
 732                 cp932=m.name
 733             morph.name="%s\n" % cp932
 734
 735             morph.english_name="%s\n" % m.name
 736             morph.type=m.type
 737             for index, offset in m.offsets:
 738                 # convert right-handed z-up to left-handed y-up
 739                 morph.append(index, offset[0], offset[2], offset[1])
 740             morph.vertex_count=len(m.offsets)
 741
 742             # 表情枠
 743             if i>0:
 744                 io.face_list.append(i)
 745
 746         # ボーン表示枠
 747         boneDisplayName=io.addBoneDisplayName()
 748         boneDisplayName.name="bones\n"
 749         boneDisplayName.english_name="bones\n"
 750         displayIndex=1
 751         for i, b in enumerate(self.builder.bones):
 752             if b.type in [6, 7]:
 753                 io.addBoneDisplay(i, displayIndex)
 754
 755         # English
 756         io.english_name="blender export"
 757         io.english_coment="blender export"
 758
 759         for i in range(10):
 760             io.getToonTexture(i).name="toon%02d.bmp\n" % i
 761
 762         # 書き込み
 763         return io.write(path.encode(FS_ENCODING))
 764
 765
 766 def export_pmd(filename):
 767     filename=filename.decode(INTERNAL_ENCODING)
 768
 769     Blender.Window.WaitCursor(1)
 770     t = Blender.sys.time()
 771
 772     if not filename.lower().endswith(EXTENSION):
 773         filename += EXTENSION
 774     print "pmd exporter: %s" % filename
 775
 776     exporter=PmdExporter()
 777
 778     # 情報収集
 779     exporter.setup(Blender.Scene.GetCurrent())
 780
 781     # 出力
 782     exporter.write(filename)
 783
 784     print 'finished in %.2f seconds' % (Blender.sys.time()-t)
 785     Blender.Redraw()
 786     Blender.Window.WaitCursor(0)
 787
 788
 789 Blender.Window.FileSelector(
 790         export_pmd,
 791         'Export Metasequoia PMD',
 792         Blender.sys.makename(ext=EXTENSION))
 793