swig/blender/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__= "1.2"
  11 __url__=()
  12 __bpydoc__="""
  13 pmd Importer
  14
  15 This script exports a pmd model.
  16
  17 0.1 20100318: first implementation.
  18 0.2 20100519: refactoring. use C extension.
  19 1.0 20100530: implement basic features.
  20 1.1 20100612: integrate 2.4 and 2.5.
  21 1.2 20100616: implement rigid body.
  22 1.3 20100619: fix rigid body, bone weight.
  23 1.4 20100626: refactoring.
  24 1.5 20100629: sphere map.
  25 """
  26
  27 MMD_SHAPE_GROUP_NAME='_MMD_SHAPE'
  28 BASE_SHAPE_NAME='Basis'
  29 RIGID_SHAPE_TYPE='rigid_shape_type'
  30 RIGID_PROCESS_TYPE='rigid_process_type'
  31 RIGID_BONE_NAME='rigid_bone_name'
  32 #RIGID_LOCATION='rigid_loation'
  33 RIGID_GROUP='ribid_group'
  34 RIGID_INTERSECTION_GROUP='rigid_intersection_group'
  35 RIGID_WEIGHT='rigid_weight'
  36 RIGID_LINEAR_DAMPING='rigid_linear_damping'
  37 RIGID_ANGULAR_DAMPING='rigid_angular_damping'
  38 RIGID_RESTITUTION='rigid_restitution'
  39 RIGID_FRICTION='rigid_friction'
  40 CONSTRAINT_NAME='constraint_name'
  41 CONSTRAINT_A='const_a'
  42 CONSTRAINT_B='const_b'
  43 CONSTRAINT_POS_MIN='const_pos_min'
  44 CONSTRAINT_POS_MAX='const_pos_max'
  45 CONSTRAINT_ROT_MIN='const_rot_min'
  46 CONSTRAINT_ROT_MAX='const_rot_max'
  47 CONSTRAINT_SPRING_POS='const_spring_pos'
  48 CONSTRAINT_SPRING_ROT='const_spring_rot'
  49
  50
  51 ###############################################################################
  52 # import
  53 ###############################################################################
  54 import os
  55 import sys
  56
  57 # C extension
  58 from meshio import pmd, englishmap
  59
  60 def isBlender24():
  61     return sys.version_info[0]<3
  62
  63 if isBlender24():
  64     # for 2.4
  65     import Blender
  66     from Blender import Mathutils
  67     import bpy
  68
  69     # wrapper
  70     import bl24 as bl
  71
  72     def setMaterialParams(material, m):
  73         # diffuse
  74         material.diffuse.r=m.R
  75         material.diffuse.g=m.G
  76         material.diffuse.b=m.B
  77         material.diffuse.a=m.alpha
  78         # specular
  79         material.sinness=0 if m.spec<1e-5 else m.spec*10
  80         material.specular.r=m.specR
  81         material.specular.g=m.specG
  82         material.specular.b=m.specB
  83         # ambient
  84         material.ambient.r=m.mirR
  85         material.ambient.g=m.mirG
  86         material.ambient.b=m.mirB
  87         # flag
  88         material.flag=1 if m.enableSSS else 0
  89
  90 else:
  91     # for 2.5
  92     import bpy
  93     from bpy.props import *
  94     import mathutils
  95
  96     # wrapper
  97     import bl25 as bl
  98
  99     xrange=range
 100
 101     def setMaterialParams(material, m):
 102         # diffuse
 103         material.diffuse.r=m.diffuse_color[0]
 104         material.diffuse.g=m.diffuse_color[1]
 105         material.diffuse.b=m.diffuse_color[2]
 106         material.diffuse.a=m.alpha
 107         # specular
 108         material.sinness=0 if m.specular_toon_size<1e-5 else m.specular_hardness*10
 109         material.specular.r=m.specular_color[0]
 110         material.specular.g=m.specular_color[1]
 111         material.specular.b=m.specular_color[2]
 112         # ambient
 113         material.ambient.r=m.mirror_color[0]
 114         material.ambient.g=m.mirror_color[1]
 115         material.ambient.b=m.mirror_color[2]
 116         # flag
 117         material.flag=1 if m.subsurface_scattering.enabled else 0
 118
 119 class Node(object):
 120     __slots__=['o', 'children']
 121     def __init__(self, o):
 122         self.o=o
 123         self.children=[]
 124
 125
 126 ###############################################################################
 127 # Blenderのメッシュをワンスキンメッシュ化する
 128 ###############################################################################
 129 def near(x, y, EPSILON=1e-5):
 130     d=x-y
 131     return d>=-EPSILON and d<=EPSILON
 132
 133
 134 class VertexKey(object):
 135     """
 136     重複頂点の検索キー
 137     """
 138     __slots__=[
 139             'obj', 'index',
 140             'x', 'y', 'z', # 位置
 141             'nx', 'ny', 'nz', # 法線
 142             'u', 'v', # uv
 143             ]
 144
 145     def __init__(self, obj, index, x, y, z, nx, ny, nz, u, v):
 146         self.obj=obj
 147         self.index=index
 148         self.x=x
 149         self.y=y
 150         self.z=z
 151         self.nx=nx
 152         self.ny=ny
 153         self.nz=nz
 154         self.u=u
 155         self.v=v
 156
 157     def __str__(self):
 158         return "<vkey: %f, %f, %f, %f, %f, %f, %f, %f>" % (
 159                 self.x, self.y, self.z, self.nx, self.ny, self.nz, self.u, self.v)
 160
 161     def __hash__(self):
 162         #return int((self.x+self.y+self.z+self.nx+self.ny+self.nz+self.u+self.v)*100)
 163         return int((self.x+self.y+self.z)*100)
 164
 165     def __eq__(self, rhs):
 166         #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)
 167         #return near(self.x, rhs.x) and near(self.y, rhs.y) and near(self.z, rhs.z)
 168         #return self.x==rhs.x and self.y==rhs.y and self.z==rhs.z
 169         return self.obj==rhs.obj and self.index==rhs.index
 170
 171
 172 class VertexArray(object):
 173     """
 174     頂点配列
 175     """
 176     def __init__(self):
 177         # マテリアル毎に分割したインデックス配列
 178         self.indexArrays={}
 179         # 頂点属性
 180         self.vertices=[]
 181         self.normals=[]
 182         self.uvs=[]
 183         # skinning属性
 184         self.b0=[]
 185         self.b1=[]
 186         self.weight=[]
 187
 188         self.vertexMap={}
 189         self.indexMap={}
 190
 191     def __str__(self):
 192         return "<VertexArray %d vertices, %d indexArrays>" % (
 193                 len(self.vertices), len(self.indexArrays))
 194
 195     def zip(self):
 196         return zip(
 197                 self.vertices, self.normals, self.uvs,
 198                 self.b0, self.b1, self.weight)
 199
 200     def each(self):
 201         keys=[key for key in self.indexArrays.keys()]
 202         keys.sort()
 203         for key in keys:
 204             yield(key, self.indexArrays[key])
 205
 206     def __getIndex(self, obj, base_index, pos, normal, uv, b0, b1, weight0):
 207         """
 208         頂点属性からその頂点のインデックスを得る
 209         """
 210         key=VertexKey(
 211                 obj, base_index,
 212                 pos[0], pos[1], pos[2],
 213                 normal[0], normal[1], normal[2],
 214                 uv[0], uv[1])
 215         if key in self.vertexMap:
 216             # 同じ頂点を登録済み
 217             index=self.vertexMap[key]
 218         else:
 219             index=len(self.vertices)
 220             # 新規頂点
 221             self.vertexMap[key]=index
 222             # append...
 223             self.vertices.append((pos.x, pos.y, pos.z))
 224             self.normals.append((normal.x, normal.y, normal.z))
 225             self.uvs.append((uv[0], uv[1]))
 226             self.b0.append(b0)
 227             self.b1.append(b1)
 228             self.weight.append(weight0)
 229
 230         # indexのマッピングを保存する
 231         if not base_index in self.indexMap:
 232             self.indexMap[base_index]=set()
 233         self.indexMap[base_index].add(index)
 234
 235         assert(index<=65535)
 236         return index
 237
 238     def getMappedIndices(self, base_index):
 239         return self.indexMap[base_index]
 240
 241     def addTriangle(self,
 242             obj, material,
 243             base_index0, base_index1, base_index2,
 244             pos0, pos1, pos2,
 245             n0, n1, n2,
 246             uv0, uv1, uv2,
 247             b0_0, b0_1, b0_2,
 248             b1_0, b1_1, b1_2,
 249             weight0, weight1, weight2
 250             ):
 251         if not material in self.indexArrays:
 252             self.indexArrays[material]=[]
 253
 254         index0=self.__getIndex(obj, base_index0, pos0, n0, uv0, b0_0, b1_0, weight0)
 255         index1=self.__getIndex(obj, base_index1, pos1, n1, uv1, b0_1, b1_1, weight1)
 256         index2=self.__getIndex(obj, base_index2, pos2, n2, uv2, b0_2, b1_2, weight2)
 257
 258         self.indexArrays[material]+=[index0, index1, index2]
 259
 260
 261 class Morph(object):
 262     __slots__=['name', 'type', 'offsets']
 263     def __init__(self, name, type):
 264         self.name=name
 265         self.type=type
 266         self.offsets=[]
 267
 268     def add(self, index, offset):
 269         self.offsets.append((index, offset))
 270
 271     def sort(self):
 272         if isBlender24():
 273             self.offsets.sort(lambda l, r: l[0]-r[0])
 274         else:
 275             self.offsets.sort(key=lambda e: e[0])
 276
 277     def __str__(self):
 278         return "<Morph %s>" % self.name
 279
 280 class IKSolver(object):
 281     __slots__=['target', 'effector', 'length', 'iterations', 'weight']
 282     def __init__(self, target, effector, length, iterations, weight):
 283         self.target=target
 284         self.effector=effector
 285         self.length=length
 286         self.iterations=iterations
 287         self.weight=weight
 288
 289
 290 class OneSkinMesh(object):
 291     __slots__=['obj_index', 'scene', 'vertexArray', 'morphList',
 292             'rigidbodies',
 293             'constraints',
 294             ]
 295     def __init__(self, scene):
 296         self.vertexArray=VertexArray()
 297         self.morphList=[]
 298         self.rigidbodies=[]
 299         self.constraints=[]
 300         self.scene=scene
 301         self.obj_index=0
 302
 303     def __str__(self):
 304         return "<OneSkinMesh %s, morph:%d>" % (
 305                 self.vertexArray,
 306                 len(self.morphList))
 307
 308     def addMesh(self, obj):
 309         if bl.object.isVisible(obj):
 310             # 非表示
 311             return
 312         self.__mesh(obj)
 313         self.__skin(obj)
 314         self.__rigidbody(obj)
 315         self.__constraint(obj)
 316
 317     def __mesh(self, obj):
 318         if isBlender24():
 319             pass
 320         else:
 321             if RIGID_SHAPE_TYPE in obj:
 322                 return
 323             if CONSTRAINT_A in obj:
 324                 return
 325
 326         print("export", obj.name)
 327         mesh=bl.object.getData(obj)
 328         weightMap={}
 329         secondWeightMap={}
 330         def setWeight(i, name, w):
 331             if w>0:
 332                 if i in weightMap:
 333                     if i in secondWeightMap:
 334                         # 上位２つのweightを採用する
 335                         if w<secondWeightMap[i]:
 336                             pass
 337                         elif w<weightMap[i]:
 338                             # ２つ目を入れ替え
 339                             secondWeightMap[i]=(name, w)
 340                         else:
 341                             # １つ目を入れ替え
 342                             weightMap[i]=(name, w)
 343                     else:
 344                         if w>weightMap[i][1]:
 345                             # 多い方をweightMapに
 346                             secondWeightMap[i]=weightMap[i]
 347                             weightMap[i]=(name, w)
 348                         else:
 349                             secondWeightMap[i]=(name, w)
 350                 else:
 351                     weightMap[i]=(name, w)
 352
 353         if isBlender24():
 354             for name in bl.object.getVertexGroupNames(obj):
 355                 for i, w in mesh.getVertsFromGroup(name, 1):
 356                     setWeight(i, name, w)
 357         else:
 358             for i, v in enumerate(mesh.verts):
 359                 for g in v.groups:
 360                     setWeight(i, obj.vertex_groups[g.group].name, g.weight)
 361
 362         # 合計値が1になるようにする
 363         for i in xrange(len(mesh.verts)):
 364         #for i, name_weight in weightMap.items():
 365             if i in secondWeightMap:
 366                 secondWeightMap[i]=(secondWeightMap[i][0], 1.0-weightMap[i][1])
 367             elif i in weightMap:
 368                 weightMap[i]=(weightMap[i][0], 1.0)
 369                 secondWeightMap[i]=("", 0)
 370             else:
 371                 print("no weight vertex")
 372                 weightMap[i]=("", 0)
 373                 secondWeightMap[i]=("", 0)
 374
 375         # メッシュのコピーを生成してオブジェクトの行列を適用する
 376         copyMesh, copyObj=bl.object.duplicate(obj)
 377         if len(copyMesh.verts)==0:
 378             return
 379
 380         for i, face in enumerate(copyMesh.faces):
 381             faceVertexCount=bl.face.getVertexCount(face)
 382             material=copyMesh.materials[bl.face.getMaterialIndex(face)]
 383             v=[copyMesh.verts[index] for index in bl.face.getVertices(face)]
 384             uv=bl.mesh.getFaceUV(copyMesh, i, face)
 385             # flip triangle
 386             if faceVertexCount==3:
 387                 # triangle
 388                 self.vertexArray.addTriangle(
 389                         self.obj_index, material.name,
 390                         v[2].index,
 391                         v[1].index,
 392                         v[0].index,
 393                         v[2].co,
 394                         v[1].co,
 395                         v[0].co,
 396                         # ToDo vertex normal
 397                         #v0.no, v1.no, v2.no,
 398                         bl.face.getNormal(face),
 399                         bl.face.getNormal(face),
 400                         bl.face.getNormal(face),
 401                         uv[2],
 402                         uv[1],
 403                         uv[0],
 404                         weightMap[v[2].index][0],
 405                         weightMap[v[1].index][0],
 406                         weightMap[v[0].index][0],
 407                         secondWeightMap[v[2].index][0],
 408                         secondWeightMap[v[1].index][0],
 409                         secondWeightMap[v[0].index][0],
 410                         weightMap[v[2].index][1],
 411                         weightMap[v[1].index][1],
 412                         weightMap[v[0].index][1]
 413                         )
 414             elif faceVertexCount==4:
 415                 # quadrangle
 416                 self.vertexArray.addTriangle(
 417                         self.obj_index, material.name,
 418                         v[2].index,
 419                         v[1].index,
 420                         v[0].index,
 421                         v[2].co,
 422                         v[1].co,
 423                         v[0].co,
 424                         #v0.no, v1.no, v2.no,
 425                         bl.face.getNormal(face),
 426                         bl.face.getNormal(face),
 427                         bl.face.getNormal(face),
 428                         uv[2],
 429                         uv[1],
 430                         uv[0],
 431                         weightMap[v[2].index][0],
 432                         weightMap[v[1].index][0],
 433                         weightMap[v[0].index][0],
 434                         secondWeightMap[v[2].index][0],
 435                         secondWeightMap[v[1].index][0],
 436                         secondWeightMap[v[0].index][0],
 437                         weightMap[v[2].index][1],
 438                         weightMap[v[1].index][1],
 439                         weightMap[v[0].index][1]
 440                         )
 441                 self.vertexArray.addTriangle(
 442                         self.obj_index, material.name,
 443                         v[0].index,
 444                         v[3].index,
 445                         v[2].index,
 446                         v[0].co,
 447                         v[3].co,
 448                         v[2].co,
 449                         #v2.no, v3.no, v0.no,
 450                         bl.face.getNormal(face),
 451                         bl.face.getNormal(face),
 452                         bl.face.getNormal(face),
 453                         uv[0],
 454                         uv[3],
 455                         uv[2],
 456                         weightMap[v[0].index][0],
 457                         weightMap[v[3].index][0],
 458                         weightMap[v[2].index][0],
 459                         secondWeightMap[v[0].index][0],
 460                         secondWeightMap[v[3].index][0],
 461                         secondWeightMap[v[2].index][0],
 462                         weightMap[v[0].index][1],
 463                         weightMap[v[3].index][1],
 464                         weightMap[v[2].index][1]
 465                         )
 466         bl.object.delete(copyObj)
 467         self.obj_index+=1
 468
 469     def __skin(self, obj):
 470         if not bl.object.hasShapeKey(obj):
 471             return
 472
 473         indexRelativeMap={}
 474         blenderMesh=bl.object.getData(obj)
 475         baseMorph=None
 476
 477         # shape keys
 478         vg=bl.object.getVertexGroup(obj, MMD_SHAPE_GROUP_NAME)
 479
 480         # base
 481         used=set()
 482         for b in bl.object.getShapeKeys(obj):
 483             if b.name==BASE_SHAPE_NAME:
 484                 baseMorph=self.__getOrCreateMorph('base', 0)
 485                 basis=b
 486
 487                 relativeIndex=0
 488                 for index in vg:
 489                     v=bl.shapekey.getByIndex(b, index)
 490                     pos=[v[0], v[1], v[2]]
 491                     indices=self.vertexArray.getMappedIndices(index)
 492                     for i in indices:
 493                         if i in used:
 494                             continue
 495                         used.add(i)
 496
 497                         baseMorph.add(i, pos)
 498                         indexRelativeMap[i]=relativeIndex
 499                         relativeIndex+=1
 500
 501                 break
 502         assert(basis)
 503         print(basis.name, len(baseMorph.offsets))
 504
 505         if len(baseMorph.offsets)==0:
 506             return
 507
 508         # shape keys
 509         for b in bl.object.getShapeKeys(obj):
 510             if b.name==BASE_SHAPE_NAME:
 511                 continue
 512
 513             print(b.name)
 514             morph=self.__getOrCreateMorph(b.name, 4)
 515             used=set()
 516             for index, src, dst in zip(
 517                     xrange(len(blenderMesh.verts)),
 518                     bl.shapekey.get(basis),
 519                     bl.shapekey.get(b)):
 520                 offset=[dst[0]-src[0], dst[1]-src[1], dst[2]-src[2]]
 521                 if offset[0]==0 and offset[1]==0 and offset[2]==0:
 522                     continue
 523                 if index in vg:
 524                     indices=self.vertexArray.getMappedIndices(index)
 525                     for i in indices:
 526                         if i in used:
 527                             continue
 528                         used.add(i)
 529                         morph.add(indexRelativeMap[i], offset)
 530
 531         # sort skinmap
 532         original=self.morphList[:]
 533         def getIndex(morph):
 534             for i, v in enumerate(englishmap.skinMap):
 535                 if v[0]==morph.name:
 536                     return i
 537             print(morph)
 538             return len(englishmap.skinMap)
 539         if isBlender24():
 540             self.morphList.sort(lambda l, r: getIndex(l)-getIndex(r))
 541         else:
 542             self.morphList.sort(key=getIndex)
 543
 544     def __rigidbody(self, obj):
 545         if isBlender24():
 546             return
 547         if not RIGID_SHAPE_TYPE in obj:
 548             return
 549         self.rigidbodies.append(obj)
 550
 551     def __constraint(self, obj):
 552         if isBlender24():
 553             return
 554         if not CONSTRAINT_A in obj:
 555             return
 556         self.constraints.append(obj)
 557
 558     def __getOrCreateMorph(self, name, type):
 559         for m in self.morphList:
 560             if m.name==name:
 561                 return m
 562         m=Morph(name, type)
 563         self.morphList.append(m)
 564         return m
 565
 566     def getVertexCount(self):
 567         return len(self.vertexArray.vertices)
 568
 569
 570 class Bone(object):
 571     __slots__=['index', 'name', 'ik_index',
 572             'pos', 'tail', 'parent_index', 'tail_index', 'type', 'isConnect']
 573     def __init__(self, name, pos, tail):
 574         self.index=-1
 575         self.name=name
 576         self.pos=pos
 577         self.tail=tail
 578         self.parent_index=None
 579         self.tail_index=None
 580         self.type=0
 581         self.isConnect=False
 582         self.ik_index=0
 583
 584     def __eq__(self, rhs):
 585         return self.index==rhs.index
 586
 587     def __str__(self):
 588         return "<Bone %s %d>" % (self.name, self.type)
 589
 590 class BoneBuilder(object):
 591     __slots__=['bones', 'boneMap', 'ik_list', ]
 592     def __init__(self):
 593         self.bones=[]
 594         self.boneMap={}
 595         self.ik_list=[]
 596
 597     def build(self, armatureObj):
 598         if not armatureObj:
 599             return
 600
 601         print("gather bones")
 602         armature=bl.object.getData(armatureObj)
 603         for b in armature.bones.values():
 604             if b.name=='center':
 605                 # root bone
 606                 bone=Bone(b.name,
 607                         bl.bone.getHeadLocal(b),
 608                         bl.bone.getTailLocal(b))
 609                 self.__addBone(bone)
 610                 self.__getBone(bone, b)
 611
 612         for b in armature.bones.values():
 613             if not b.parent and b.name!='center':
 614                 # root bone
 615                 bone=Bone(b.name,
 616                         bl.bone.getHeadLocal(b),
 617                         bl.bone.getTailLocal(b))
 618                 self.__addBone(bone)
 619                 self.__getBone(bone, b)
 620
 621         print("check connection")
 622         for b in armature.bones.values():
 623             if not b.parent:
 624                 self.__checkConnection(b, None)
 625
 626         print("gather ik")
 627         pose = bl.object.getPose(armatureObj)
 628         for b in pose.bones.values():
 629             for c in b.constraints:
 630                 if bl.constraint.isIKSolver(c):
 631                     ####################
 632                     # IK target
 633                     ####################
 634                     target=self.__boneByName(bl.constraint.ikTarget(c))
 635                     target.type=2
 636
 637                     ####################
 638                     # IK effector
 639                     ####################
 640                     # IK 接続先
 641                     link=self.__boneByName(b.name)
 642                     link.type=6
 643
 644                     # IK chain
 645                     e=b.parent
 646                     chainLength=bl.constraint.ikChainLen(c)
 647                     for i in range(chainLength):
 648                         # IK影響下
 649                         chainBone=self.__boneByName(e.name)
 650                         chainBone.type=4
 651                         chainBone.ik_index=target.index
 652                         e=e.parent
 653                     self.ik_list.append(
 654                             IKSolver(target, link, chainLength,
 655                                 int(bl.constraint.ikItration(c) * 0.1),
 656                                 bl.constraint.ikRotationWeight(c)
 657                                 ))
 658
 659         # boneのsort
 660         self._sortBy()
 661         self._fix()
 662         # IKのsort
 663         def getIndex(ik):
 664             for i, v in enumerate(englishmap.boneMap):
 665                 if v[0]==ik.target.name:
 666                     return i
 667             return len(englishmap.boneMap)
 668         if isBlender24():
 669             self.ik_list.sort(lambda l, r: getIndex(l)-getIndex(r))
 670         else:
 671             self.ik_list.sort(key=getIndex)
 672
 673     def __checkConnection(self, b, p):
 674         if bl.bone.isConnected(b):
 675             parent=self.__boneByName(p.name)
 676             parent.isConnect=True
 677
 678         for c in b.children:
 679             self.__checkConnection(c, b)
 680
 681     def _sortBy(self):
 682         """
 683         boneMap順に並べ替える
 684         """
 685         boneMap=englishmap.boneMap
 686         original=self.bones[:]
 687         def getIndex(bone):
 688             for i, k_v in enumerate(boneMap):
 689                 if k_v[0]==bone.name:
 690                     return i
 691             print(bone)
 692             return len(boneMap)
 693
 694         if isBlender24():
 695             self.bones.sort(lambda l, r: getIndex(l)-getIndex(r))
 696         else:
 697             self.bones.sort(key=getIndex)
 698
 699         sortMap={}
 700         for i, b in enumerate(self.bones):
 701             src=original.index(b)
 702             sortMap[src]=i
 703         for b in self.bones:
 704             b.index=sortMap[b.index]
 705             if b.parent_index:
 706                 b.parent_index=sortMap[b.parent_index]
 707             if b.tail_index:
 708                 b.tail_index=sortMap[b.tail_index]
 709             if b.ik_index>0:
 710                 b.ik_index=sortMap[b.ik_index]
 711
 712     def _fix(self):
 713         """
 714         調整
 715         """
 716         for b in self.bones:
 717             # parent index
 718             if b.parent_index==None:
 719                 b.parent_index=0xFFFF
 720             else:
 721                 if b.type==6 or b.type==7:
 722                     # fix tail bone
 723                     parent=self.bones[b.parent_index]
 724                     parent.tail_index=b.index
 725
 726         for b in self.bones:
 727             if b.tail_index==None:
 728                 b.tail_index=0
 729             elif b.type==9:
 730                 b.tail_index==0
 731
 732     def getIndex(self, bone):
 733         for i, b in enumerate(self.bones):
 734             if b==bone:
 735                 return i
 736         assert(false)
 737
 738     def indexByName(self, name):
 739         if name=='':
 740             return 0
 741         else:
 742             return self.getIndex(self.__boneByName(name))
 743
 744     def __boneByName(self, name):
 745         return self.boneMap[name]
 746
 747     def __getBone(self, parent, b):
 748         if len(b.children)==0:
 749             parent.type=7
 750             return
 751
 752         for i, c in enumerate(b.children):
 753             bone=Bone(c.name,
 754                     bl.bone.getHeadLocal(c),
 755                     bl.bone.getTailLocal(c))
 756             self.__addBone(bone)
 757             if parent:
 758                 bone.parent_index=parent.index
 759                 if i==0:
 760                     parent.tail_index=bone.index
 761             self.__getBone(bone, c)
 762
 763     def __addBone(self, bone):
 764         bone.index=len(self.bones)
 765         self.bones.append(bone)
 766         self.boneMap[bone.name]=bone
 767
 768
 769 class PmdExporter(object):
 770
 771     def setup(self, scene):
 772         self.armatureObj=None
 773         self.scene=scene
 774
 775         # 木構造を構築する
 776         object_node_map={}
 777         for o in scene.objects:
 778             object_node_map[o]=Node(o)
 779         for o in scene.objects:
 780         #for node in object_node_map.values():
 781             node=object_node_map[o]
 782             if node.o.parent:
 783                 object_node_map[node.o.parent].children.append(node)
 784
 785         # ルートを得る
 786         root=object_node_map[scene.objects.active]
 787
 788         # ワンスキンメッシュを作る
 789         self.oneSkinMesh=OneSkinMesh(scene)
 790         self.__createOneSkinMesh(root)
 791         print(self.oneSkinMesh)
 792         self.name=root.o.name
 793
 794         # skeleton
 795         self.builder=BoneBuilder()
 796         self.builder.build(self.armatureObj)
 797
 798     def __createOneSkinMesh(self, node):
 799         ############################################################
 800         # search armature modifier
 801         ############################################################
 802         for m in node.o.modifiers:
 803             if bl.modifier.isType(m, 'ARMATURE'):
 804                 armatureObj=bl.modifier.getArmatureObject(m)
 805                 if not self.armatureObj:
 806                     self.armatureObj=armatureObj
 807                 elif self.armatureObj!=armatureObj:
 808                     print("warning! found multiple armature. ignored.",
 809                             armatureObj.name)
 810
 811         if node.o.type.upper()=='MESH':
 812             self.oneSkinMesh.addMesh(node.o)
 813
 814         for child in node.children:
 815             self.__createOneSkinMesh(child)
 816
 817     def write(self, path):
 818         io=pmd.IO()
 819         io.name=self.name
 820         io.comment="blender export"
 821         io.version=1.0
 822
 823         # 頂点
 824         for pos, normal, uv, b0, b1, weight in self.oneSkinMesh.vertexArray.zip():
 825             # convert right-handed z-up to left-handed y-up
 826             v=io.addVertex()
 827             v.pos.x=pos[0]
 828             v.pos.y=pos[2]
 829             v.pos.z=pos[1]
 830             v.normal.x=normal[0]
 831             v.normal.y=normal[2]
 832             v.normal.z=normal[1]
 833             v.uv.x=uv[0]
 834             v.uv.y=uv[1]
 835             v.bone0=self.builder.indexByName(b0)
 836             v.bone1=self.builder.indexByName(b1)
 837             v.weight0=int(100*weight)
 838             v.edge_flag=0 # edge flag, 0: enable edge, 1: not edge
 839
 840         # 面とマテリアル
 841         vertexCount=self.oneSkinMesh.getVertexCount()
 842         for material_name, indices in self.oneSkinMesh.vertexArray.each():
 843             m=bl.material.get(material_name)
 844             # マテリアル
 845             material=io.addMaterial()
 846             setMaterialParams(material, m)
 847
 848             material.vertex_count=len(indices)
 849             material.toon_index=0
 850             # ToDo
 851             material.texture=""
 852             # 面
 853             for i in indices:
 854                 assert(i<vertexCount)
 855             for i in xrange(0, len(indices), 3):
 856                 # reverse triangle
 857                 io.indices.append(indices[i])
 858                 io.indices.append(indices[i+1])
 859                 io.indices.append(indices[i+2])
 860
 861         # bones
 862         boneNameMap={}
 863         for i, b in enumerate(self.builder.bones):
 864             bone=io.addBone()
 865
 866             # name
 867             boneNameMap[b.name]=i
 868             v=englishmap.getUnicodeBoneName(b.name)
 869             if not v:
 870                 v=[b.name, b.name]
 871             assert(v)
 872             cp932=v[1].encode('cp932')
 873             assert(len(cp932)<20)
 874             bone.setName(cp932)
 875
 876             # english name
 877             bone_english_name=b.name
 878             assert(len(bone_english_name)<20)
 879             bone.english_name=bone_english_name
 880
 881             if len(v)>=3:
 882                 # has type
 883                 if v[2]==5:
 884                     b.ik_index=self.builder.indexByName('eyes')
 885                 bone.type=v[2]
 886             else:
 887                 bone.type=b.type
 888
 889             bone.parent_index=b.parent_index
 890             bone.tail_index=b.tail_index
 891             bone.ik_index=b.ik_index
 892
 893             # convert right-handed z-up to left-handed y-up
 894             bone.pos.x=b.pos[0] if not near(b.pos[0], 0) else 0
 895             bone.pos.y=b.pos[2] if not near(b.pos[2], 0) else 0
 896             bone.pos.z=b.pos[1] if not near(b.pos[1], 0) else 0
 897
 898         # IK
 899         for ik in self.builder.ik_list:
 900             solver=io.addIK()
 901             solver.index=self.builder.getIndex(ik.target)
 902             solver.target=self.builder.getIndex(ik.effector)
 903             solver.length=ik.length
 904             b=self.builder.bones[ik.effector.parent_index]
 905             for i in xrange(solver.length):
 906                 solver.children.append(self.builder.getIndex(b))
 907                 b=self.builder.bones[b.parent_index]
 908             solver.iterations=ik.iterations
 909             solver.weight=ik.weight
 910
 911         # 表情
 912         for i, m in enumerate(self.oneSkinMesh.morphList):
 913             # morph
 914             morph=io.addMorph()
 915
 916             v=englishmap.getUnicodeSkinName(m.name)
 917             if not v:
 918                 v=[m.name, m.name, 0]
 919             assert(v)
 920             cp932=v[1].encode('cp932')
 921             morph.setName(cp932)
 922             morph.setEnglishName(m.name.encode('cp932'))
 923             m.type=v[2]
 924             morph.type=v[2]
 925             for index, offset in m.offsets:
 926                 # convert right-handed z-up to left-handed y-up
 927                 morph.append(index, offset[0], offset[2], offset[1])
 928             morph.vertex_count=len(m.offsets)
 929
 930         # 表情枠
 931         # type==0はbase
 932         for i, m in enumerate(self.oneSkinMesh.morphList):
 933             if m.type==3:
 934                 io.face_list.append(i)
 935         for i, m in enumerate(self.oneSkinMesh.morphList):
 936             if m.type==2:
 937                 io.face_list.append(i)
 938         for i, m in enumerate(self.oneSkinMesh.morphList):
 939             if m.type==1:
 940                 io.face_list.append(i)
 941         for i, m in enumerate(self.oneSkinMesh.morphList):
 942             if m.type==4:
 943                 io.face_list.append(i)
 944
 945         # ボーン表示枠
 946         def createBoneDisplayName(name, english):
 947             boneDisplayName=io.addBoneDisplayName()
 948             if isBlender24():
 949                 boneDisplayName.name=name.decode('utf-8').encode('cp932')
 950                 boneDisplayName.english_name=english
 951             else:
 952                 boneDisplayName.setName(name.encode('cp932'))
 953                 boneDisplayName.setEnglishName(english.encode('cp932'))
 954         boneDisplayName=createBoneDisplayName("IK\n", "IK\n")
 955         boneDisplayName=createBoneDisplayName("体(上)\n", "Body[u]\n")
 956         boneDisplayName=createBoneDisplayName("髪\n", "Hair\n")
 957         boneDisplayName=createBoneDisplayName("腕\n", "Arms\n")
 958         boneDisplayName=createBoneDisplayName("指\n", "Fingers\n")
 959         boneDisplayName=createBoneDisplayName("体(下)\n", "Body[l]\n")
 960         boneDisplayName=createBoneDisplayName("足\n", "Legs\n")
 961         for i, b in enumerate(self.builder.bones):
 962             if i==0:
 963                 continue
 964             if b.type in [6, 7]:
 965                 continue
 966             io.addBoneDisplay(i, getBoneDisplayGroup(b))
 967
 968         # English
 969         io.english_name="blender export"
 970         io.english_coment="blender export"
 971
 972         # toon
 973         for i in range(10):
 974             io.getToonTexture(i).name="toon%02d.bmp\n" % i
 975
 976         # rigid body
 977         rigidNameMap={}
 978         for i, obj in enumerate(self.oneSkinMesh.rigidbodies):
 979             rigidBody=io.addRigidBody()
 980             rigidBody.setName(obj.name.encode('cp932'))
 981             rigidNameMap[obj.name]=i
 982             boneIndex=boneNameMap[obj[RIGID_BONE_NAME]]
 983             if boneIndex==0:
 984                 boneIndex=0xFFFF
 985                 bone=self.builder.bones[0]
 986             else:
 987                 bone=self.builder.bones[boneIndex]
 988             rigidBody.boneIndex=boneIndex
 989             #rigidBody.position.x=obj[RIGID_LOCATION][0]
 990             #rigidBody.position.y=obj[RIGID_LOCATION][1]
 991             #rigidBody.position.z=obj[RIGID_LOCATION][2]
 992             rigidBody.position.x=obj.location.x-bone.pos[0]
 993             rigidBody.position.y=obj.location.z-bone.pos[2]
 994             rigidBody.position.z=obj.location.y-bone.pos[1]
 995             rigidBody.rotation.x=-obj.rotation_euler[0]
 996             rigidBody.rotation.y=-obj.rotation_euler[2]
 997             rigidBody.rotation.z=-obj.rotation_euler[1]
 998             rigidBody.processType=obj[RIGID_PROCESS_TYPE]
 999             rigidBody.group=obj[RIGID_GROUP]
1000             rigidBody.target=obj[RIGID_INTERSECTION_GROUP]
1001             rigidBody.weight=obj[RIGID_WEIGHT]
1002             rigidBody.linearDamping=obj[RIGID_LINEAR_DAMPING]
1003             rigidBody.angularDamping=obj[RIGID_ANGULAR_DAMPING]
1004             rigidBody.restitution=obj[RIGID_RESTITUTION]
1005             rigidBody.friction=obj[RIGID_FRICTION]
1006             if obj[RIGID_SHAPE_TYPE]==0:
1007                 rigidBody.shapeType=pmd.SHAPE_SPHERE
1008                 rigidBody.w=obj.scale[0]
1009             elif obj[RIGID_SHAPE_TYPE]==1:
1010                 rigidBody.shapeType=pmd.SHAPE_BOX
1011                 rigidBody.w=obj.scale[0]
1012                 rigidBody.d=obj.scale[1]
1013                 rigidBody.h=obj.scale[2]
1014             elif obj[RIGID_SHAPE_TYPE]==2:
1015                 rigidBody.shapeType=pmd.SHAPE_CAPSULE
1016                 rigidBody.w=obj.scale[0]
1017                 rigidBody.h=obj.scale[2]
1018
1019         # constraint
1020         for obj in self.oneSkinMesh.constraints:
1021             constraint=io.addConstraint()
1022             constraint.setName(obj[CONSTRAINT_NAME].encode('cp932'))
1023             constraint.rigidA=rigidNameMap[obj[CONSTRAINT_A]]
1024             constraint.rigidB=rigidNameMap[obj[CONSTRAINT_B]]
1025             constraint.pos.x=obj.location[0]
1026             constraint.pos.y=obj.location[2]
1027             constraint.pos.z=obj.location[1]
1028             constraint.rot.x=-obj.rotation_euler[0]
1029             constraint.rot.y=-obj.rotation_euler[2]
1030             constraint.rot.z=-obj.rotation_euler[1]
1031             constraint.constraintPosMin.x=obj[CONSTRAINT_POS_MIN][0]
1032             constraint.constraintPosMin.y=obj[CONSTRAINT_POS_MIN][1]
1033             constraint.constraintPosMin.z=obj[CONSTRAINT_POS_MIN][2]
1034             constraint.constraintPosMax.x=obj[CONSTRAINT_POS_MAX][0]
1035             constraint.constraintPosMax.y=obj[CONSTRAINT_POS_MAX][1]
1036             constraint.constraintPosMax.z=obj[CONSTRAINT_POS_MAX][2]
1037             constraint.constraintRotMin.x=obj[CONSTRAINT_ROT_MIN][0]
1038             constraint.constraintRotMin.y=obj[CONSTRAINT_ROT_MIN][1]
1039             constraint.constraintRotMin.z=obj[CONSTRAINT_ROT_MIN][2]
1040             constraint.constraintRotMax.x=obj[CONSTRAINT_ROT_MAX][0]
1041             constraint.constraintRotMax.y=obj[CONSTRAINT_ROT_MAX][1]
1042             constraint.constraintRotMax.z=obj[CONSTRAINT_ROT_MAX][2]
1043             constraint.springPos.x=obj[CONSTRAINT_SPRING_POS][0]
1044             constraint.springPos.y=obj[CONSTRAINT_SPRING_POS][1]
1045             constraint.springPos.z=obj[CONSTRAINT_SPRING_POS][2]
1046             constraint.springRot.x=obj[CONSTRAINT_SPRING_ROT][0]
1047             constraint.springRot.y=obj[CONSTRAINT_SPRING_ROT][1]
1048             constraint.springRot.z=obj[CONSTRAINT_SPRING_ROT][2]
1049
1050         # 書き込み
1051         print('write', path)
1052         return io.write(path)
1053
1054
1055 def getBoneDisplayGroup(bone):
1056     boneGroups=[
1057             [ # IK
1058                 "necktie IK", "hair IK_L", "hair IK_R", "leg IK_L", "leg IK_R",
1059                 "toe IK_L", "toe IK_R",
1060                 ],
1061             [ # 体(上)
1062                 "upper body", "neck", "head", "eye_L", "eye_R",
1063                 "necktie1", "necktie2", "necktie3", "eyes",
1064                 "eyelight_L", "eyelight_R",
1065                 ],
1066             [ # 髪
1067                 "front hair1", "front hair2", "front hair3",
1068                 "hair1_L", "hair2_L", "hair3_L",
1069                 "hair4_L", "hair5_L", "hair6_L",
1070                 "hair1_R", "hair2_R", "hair3_R",
1071                 "hair4_R", "hair5_R", "hair6_R",
1072                 ],
1073             [ # 腕
1074                 "shoulder_L", "arm_L", "arm twist_L", "elbow_L",
1075                 "wrist twist_L", "wrist_L", "sleeve_L",
1076                 "shoulder_R", "arm_R", "arm twist_R", "elbow_R",
1077                 "wrist twist_R", "wrist_R", "sleeve_R",
1078                 ],
1079             [ # 指
1080                 "thumb1_L", "thumb2_L", "fore1_L", "fore2_L", "fore3_L",
1081                 "middle1_L", "middle2_L", "middle3_L",
1082                 "third1_L", "third2_L", "third3_L",
1083                 "little1_L", "little2_L", "little3_L",
1084                 "thumb1_R", "thumb2_R", "fore1_R", "fore2_R", "fore3_R",
1085                 "middle1_R", "middle2_R", "middle3_R",
1086                 "third1_R", "third2_R", "third3_R",
1087                 "little1_R", "little2_R", "little3_R",
1088                 ],
1089             [ # 体(下)
1090                 "lower body",  "waist accessory",
1091                 "front skirt_L", "back skirt_L",
1092                 "front skirt_R", "back skirt_R",
1093                 ],
1094             [ # 足
1095                 "leg_L", "knee_L", "ankle_L",
1096                 "leg_R", "knee_R", "ankle_R",
1097                 ],
1098             ]
1099     index=1
1100     for g in boneGroups:
1101         if bone.name in g:
1102             return index
1103         index+=1
1104     print(bone)
1105     return 0
1106
1107
1108 def __execute(filename, scene):
1109     if not scene.objects.active:
1110         print("abort. no active object.")
1111         return
1112
1113     active=bl.object.getActive()
1114     exporter=PmdExporter()
1115     exporter.setup(scene)
1116     exporter.write(filename)
1117     bl.object.activate(active)
1118
1119
1120 if isBlender24():
1121     # for 2.4
1122     def execute_24(filename):
1123         scene = bpy.data.scenes.active
1124         bl.initialize('pmd_export', scene)
1125         __execute(filename.decode(bl.INTERNAL_ENCODING), scene)
1126         bl.finalize()
1127
1128     Blender.Window.FileSelector(
1129              execute_24,
1130              'Export Metasequoia PMD',
1131              Blender.sys.makename(ext='.pmd'))
1132
1133 else:
1134     # for 2.5
1135     def execute_25(filename, scene):
1136         bl.initialize('pmd_export', scene)
1137         __execute(filename, scene)
1138         bl.finalize()
1139
1140     # operator
1141     class EXPORT_OT_pmd(bpy.types.Operator):
1142         '''Save a Metasequoia PMD file.'''
1143         bl_idname = "export_scene.pmd"
1144         bl_label = 'Export PMD'
1145
1146         # List of operator properties, the attributes will be assigned
1147         # to the class instance from the operator settings before calling.
1148
1149         path = StringProperty(
1150                 name="File Path",
1151                 description="File path used for exporting the PMD file",
1152                 maxlen= 1024,
1153                 default= ""
1154                 )
1155         filename = StringProperty(
1156                 name="File Name",
1157                 description="Name of the file.")
1158         directory = StringProperty(
1159                 name="Directory",
1160                 description="Directory of the file.")
1161
1162         check_existing = BoolProperty(
1163                 name="Check Existing",
1164                 description="Check and warn on overwriting existing files",
1165                 default=True,
1166                 options=set('HIDDEN'))
1167
1168         def execute(self, context):
1169             execute_25(
1170                     self.properties.path,
1171                     context.scene
1172                     )
1173             return 'FINISHED'
1174
1175         def invoke(self, context, event):
1176             wm=context.manager
1177             wm.add_fileselect(self)
1178             return 'RUNNING_MODAL'
1179
1180     # register menu
1181     def menu_func(self, context):
1182         #default_path=bpy.data.filename.replace(".blend", ".pmd")
1183         self.layout.operator(
1184                 EXPORT_OT_pmd.bl_idname,
1185                 text="Miku Miku Dance Model(.pmd)")#.path=default_path
1186
1187     def register():
1188         bpy.types.register(EXPORT_OT_pmd)
1189         bpy.types.INFO_MT_file_export.append(menu_func)
1190
1191     def unregister():
1192         bpy.types.unregister(EXPORT_OT_pmd)
1193         bpy.types.INFO_MT_file_export.remove(menu_func)
1194
1195     if __name__ == "__main__":
1196         register()
1197