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     def toCP932(s):
  91         return s
  92
  93
  94 else:
  95     # for 2.5
  96     import bpy
  97     from bpy.props import *
  98     import mathutils
  99
 100     # wrapper
 101     import bl25 as bl
 102
 103     xrange=range
 104
 105     def setMaterialParams(material, m):
 106         # diffuse
 107         material.diffuse.r=m.diffuse_color[0]
 108         material.diffuse.g=m.diffuse_color[1]
 109         material.diffuse.b=m.diffuse_color[2]
 110         material.diffuse.a=m.alpha
 111         # specular
 112         material.sinness=0 if m.specular_toon_size<1e-5 else m.specular_hardness*10
 113         material.specular.r=m.specular_color[0]
 114         material.specular.g=m.specular_color[1]
 115         material.specular.b=m.specular_color[2]
 116         # ambient
 117         material.ambient.r=m.mirror_color[0]
 118         material.ambient.g=m.mirror_color[1]
 119         material.ambient.b=m.mirror_color[2]
 120         # flag
 121         material.flag=1 if m.subsurface_scattering.enabled else 0
 122         # toon
 123         material.toon_index=7
 124
 125     def toCP932(s):
 126         return s.encode('cp932')
 127
 128
 129 class Node(object):
 130     __slots__=['o', 'children']
 131     def __init__(self, o):
 132         self.o=o
 133         self.children=[]
 134
 135
 136 ###############################################################################
 137 # Blenderのメッシュをワンスキンメッシュ化する
 138 ###############################################################################
 139 def near(x, y, EPSILON=1e-5):
 140     d=x-y
 141     return d>=-EPSILON and d<=EPSILON
 142
 143
 144 class VertexKey(object):
 145     """
 146     重複頂点の検索キー
 147     """
 148     __slots__=[
 149             'obj', 'index',
 150             'x', 'y', 'z', # 位置
 151             'nx', 'ny', 'nz', # 法線
 152             'u', 'v', # uv
 153             ]
 154
 155     def __init__(self, obj, index, x, y, z, nx, ny, nz, u, v):
 156         self.obj=obj
 157         self.index=index
 158         self.x=x
 159         self.y=y
 160         self.z=z
 161         self.nx=nx
 162         self.ny=ny
 163         self.nz=nz
 164         self.u=u
 165         self.v=v
 166
 167     def __str__(self):
 168         return "<vkey: %f, %f, %f, %f, %f, %f, %f, %f>" % (
 169                 self.x, self.y, self.z, self.nx, self.ny, self.nz, self.u, self.v)
 170
 171     def __hash__(self):
 172         #return int((self.x+self.y+self.z+self.nx+self.ny+self.nz+self.u+self.v)*100)
 173         return int((self.x+self.y+self.z)*100)
 174
 175     def __eq__(self, rhs):
 176         #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)
 177         #return near(self.x, rhs.x) and near(self.y, rhs.y) and near(self.z, rhs.z)
 178         #return self.x==rhs.x and self.y==rhs.y and self.z==rhs.z
 179         return self.obj==rhs.obj and self.index==rhs.index
 180
 181
 182 class VertexArray(object):
 183     """
 184     頂点配列
 185     """
 186     def __init__(self):
 187         # マテリアル毎に分割したインデックス配列
 188         self.indexArrays={}
 189         # 頂点属性
 190         self.vertices=[]
 191         self.normals=[]
 192         self.uvs=[]
 193         # skinning属性
 194         self.b0=[]
 195         self.b1=[]
 196         self.weight=[]
 197
 198         self.vertexMap={}
 199         self.indexMap={}
 200
 201     def __str__(self):
 202         return "<VertexArray %d vertices, %d indexArrays>" % (
 203                 len(self.vertices), len(self.indexArrays))
 204
 205     def zip(self):
 206         return zip(
 207                 self.vertices, self.normals, self.uvs,
 208                 self.b0, self.b1, self.weight)
 209
 210     def each(self):
 211         keys=[key for key in self.indexArrays.keys()]
 212         keys.sort()
 213         for key in keys:
 214             yield(key, self.indexArrays[key])
 215
 216     def __getIndex(self, obj, base_index, pos, normal, uv, b0, b1, weight0):
 217         """
 218         頂点属性からその頂点のインデックスを得る
 219         """
 220         key=VertexKey(
 221                 obj, base_index,
 222                 pos[0], pos[1], pos[2],
 223                 normal[0], normal[1], normal[2],
 224                 uv[0], uv[1])
 225         if key in self.vertexMap:
 226             # 同じ頂点を登録済み
 227             index=self.vertexMap[key]
 228         else:
 229             index=len(self.vertices)
 230             # 新規頂点
 231             self.vertexMap[key]=index
 232             # append...
 233             self.vertices.append((pos.x, pos.y, pos.z))
 234             self.normals.append((normal.x, normal.y, normal.z))
 235             self.uvs.append((uv[0], uv[1]))
 236             self.b0.append(b0)
 237             self.b1.append(b1)
 238             self.weight.append(weight0)
 239
 240         # indexのマッピングを保存する
 241         if not base_index in self.indexMap:
 242             self.indexMap[base_index]=set()
 243         self.indexMap[base_index].add(index)
 244
 245         assert(index<=65535)
 246         return index
 247
 248     def getMappedIndices(self, base_index):
 249         return self.indexMap[base_index]
 250
 251     def addTriangle(self,
 252             obj, material,
 253             base_index0, base_index1, base_index2,
 254             pos0, pos1, pos2,
 255             n0, n1, n2,
 256             uv0, uv1, uv2,
 257             b0_0, b0_1, b0_2,
 258             b1_0, b1_1, b1_2,
 259             weight0, weight1, weight2
 260             ):
 261         index0=self.__getIndex(obj, base_index0, pos0, n0, uv0, b0_0, b1_0, weight0)
 262         index1=self.__getIndex(obj, base_index1, pos1, n1, uv1, b0_1, b1_1, weight1)
 263         index2=self.__getIndex(obj, base_index2, pos2, n2, uv2, b0_2, b1_2, weight2)
 264
 265         if not material in self.indexArrays:
 266             self.indexArrays[material]=[]
 267         self.indexArrays[material]+=[index0, index1, index2]
 268
 269
 270 class Morph(object):
 271     __slots__=['name', 'type', 'offsets']
 272     def __init__(self, name, type):
 273         self.name=name
 274         self.type=type
 275         self.offsets=[]
 276
 277     def add(self, index, offset):
 278         self.offsets.append((index, offset))
 279
 280     def sort(self):
 281         if isBlender24():
 282             self.offsets.sort(lambda l, r: l[0]-r[0])
 283         else:
 284             self.offsets.sort(key=lambda e: e[0])
 285
 286     def __str__(self):
 287         return "<Morph %s>" % self.name
 288
 289 class IKSolver(object):
 290     __slots__=['target', 'effector', 'length', 'iterations', 'weight']
 291     def __init__(self, target, effector, length, iterations, weight):
 292         self.target=target
 293         self.effector=effector
 294         self.length=length
 295         self.iterations=iterations
 296         self.weight=weight
 297
 298
 299 class OneSkinMesh(object):
 300     __slots__=['obj_index', 'scene', 'vertexArray', 'morphList',
 301             'rigidbodies',
 302             'constraints',
 303             ]
 304     def __init__(self, scene):
 305         self.vertexArray=VertexArray()
 306         self.morphList=[]
 307         self.rigidbodies=[]
 308         self.constraints=[]
 309         self.scene=scene
 310         self.obj_index=0
 311
 312     def __str__(self):
 313         return "<OneSkinMesh %s, morph:%d>" % (
 314                 self.vertexArray,
 315                 len(self.morphList))
 316
 317     def addMesh(self, obj):
 318         if bl.object.isVisible(obj):
 319             return
 320         if not bl.modifier.hasType(obj, 'ARMATURE'):
 321             return
 322         self.__mesh(obj)
 323         self.__skin(obj)
 324         self.__rigidbody(obj)
 325         self.__constraint(obj)
 326
 327     def __getWeightMap(self, obj, mesh):
 328         # bone weight
 329         weightMap={}
 330         secondWeightMap={}
 331         def setWeight(i, name, w):
 332             if w>0:
 333                 if i in weightMap:
 334                     if i in secondWeightMap:
 335                         # 上位２つのweightを採用する
 336                         if w<secondWeightMap[i][1]:
 337                             pass
 338                         elif w<weightMap[i][1]:
 339                             # ２つ目を入れ替え
 340                             secondWeightMap[i]=(name, w)
 341                         else:
 342                             # １つ目を入れ替え
 343                             weightMap[i]=(name, w)
 344                     else:
 345                         if w>weightMap[i][1]:
 346                             # 多い方をweightMapに
 347                             secondWeightMap[i]=weightMap[i]
 348                             weightMap[i]=(name, w)
 349                         else:
 350                             secondWeightMap[i]=(name, w)
 351                 else:
 352                     weightMap[i]=(name, w)
 353
 354         if isBlender24():
 355             for name in bl.object.getVertexGroupNames(obj):
 356                 for i, w in mesh.getVertsFromGroup(name, 1):
 357                     setWeight(i, name, w)
 358         else:
 359             for i, v in enumerate(mesh.verts):
 360                 if len(v.groups)>0:
 361                     for g in v.groups:
 362                         setWeight(i, obj.vertex_groups[g.group].name, g.weight)
 363                 else:
 364                     setWeight(i, obj.vertex_groups[0].name, 1)
 365
 366         # 合計値が1になるようにする
 367         for i in xrange(len(mesh.verts)):
 368         #for i, name_weight in weightMap.items():
 369             if i in secondWeightMap:
 370                 secondWeightMap[i]=(secondWeightMap[i][0], 1.0-weightMap[i][1])
 371             elif i in weightMap:
 372                 weightMap[i]=(weightMap[i][0], 1.0)
 373                 secondWeightMap[i]=("", 0)
 374             else:
 375                 print("no weight vertex")
 376                 weightMap[i]=("", 0)
 377                 secondWeightMap[i]=("", 0)
 378
 379         return weightMap, secondWeightMap
 380
 381     def __processFaces(self, mesh, weightMap, secondWeightMap):
 382         # 各面の処理
 383         for i, face in enumerate(mesh.faces):
 384             faceVertexCount=bl.face.getVertexCount(face)
 385             material=mesh.materials[bl.face.getMaterialIndex(face)]
 386             v=[mesh.verts[index] for index in bl.face.getVertices(face)]
 387             uv=bl.mesh.getFaceUV(
 388                     mesh, i, face, bl.face.getVertexCount(face))
 389             # flip triangle
 390             if faceVertexCount==3:
 391                 # triangle
 392                 self.vertexArray.addTriangle(
 393                         self.obj_index, material.name,
 394                         v[2].index,
 395                         v[1].index,
 396                         v[0].index,
 397                         v[2].co,
 398                         v[1].co,
 399                         v[0].co,
 400                         # ToDo vertex normal
 401                         #v0.no, v1.no, v2.no,
 402                         bl.face.getNormal(face),
 403                         bl.face.getNormal(face),
 404                         bl.face.getNormal(face),
 405                         uv[2],
 406                         uv[1],
 407                         uv[0],
 408                         weightMap[v[2].index][0],
 409                         weightMap[v[1].index][0],
 410                         weightMap[v[0].index][0],
 411                         secondWeightMap[v[2].index][0],
 412                         secondWeightMap[v[1].index][0],
 413                         secondWeightMap[v[0].index][0],
 414                         weightMap[v[2].index][1],
 415                         weightMap[v[1].index][1],
 416                         weightMap[v[0].index][1]
 417                         )
 418             elif faceVertexCount==4:
 419                 # quadrangle
 420                 self.vertexArray.addTriangle(
 421                         self.obj_index, material.name,
 422                         v[2].index,
 423                         v[1].index,
 424                         v[0].index,
 425                         v[2].co,
 426                         v[1].co,
 427                         v[0].co,
 428                         #v0.no, v1.no, v2.no,
 429                         bl.face.getNormal(face),
 430                         bl.face.getNormal(face),
 431                         bl.face.getNormal(face),
 432                         uv[2],
 433                         uv[1],
 434                         uv[0],
 435                         weightMap[v[2].index][0],
 436                         weightMap[v[1].index][0],
 437                         weightMap[v[0].index][0],
 438                         secondWeightMap[v[2].index][0],
 439                         secondWeightMap[v[1].index][0],
 440                         secondWeightMap[v[0].index][0],
 441                         weightMap[v[2].index][1],
 442                         weightMap[v[1].index][1],
 443                         weightMap[v[0].index][1]
 444                         )
 445                 self.vertexArray.addTriangle(
 446                         self.obj_index, material.name,
 447                         v[0].index,
 448                         v[3].index,
 449                         v[2].index,
 450                         v[0].co,
 451                         v[3].co,
 452                         v[2].co,
 453                         #v2.no, v3.no, v0.no,
 454                         bl.face.getNormal(face),
 455                         bl.face.getNormal(face),
 456                         bl.face.getNormal(face),
 457                         uv[0],
 458                         uv[3],
 459                         uv[2],
 460                         weightMap[v[0].index][0],
 461                         weightMap[v[3].index][0],
 462                         weightMap[v[2].index][0],
 463                         secondWeightMap[v[0].index][0],
 464                         secondWeightMap[v[3].index][0],
 465                         secondWeightMap[v[2].index][0],
 466                         weightMap[v[0].index][1],
 467                         weightMap[v[3].index][1],
 468                         weightMap[v[2].index][1]
 469                         )
 470
 471     def __mesh(self, obj):
 472         if isBlender24():
 473             pass
 474         else:
 475             if RIGID_SHAPE_TYPE in obj:
 476                 return
 477             if CONSTRAINT_A in obj:
 478                 return
 479
 480         bl.message("export: %s" % obj.name)
 481
 482         # 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
 483         copyMesh, copyObj=bl.object.duplicate(obj)
 484         if len(copyMesh.verts)==0:
 485             return
 486         # apply transform
 487         copyObj.scale=obj.scale
 488         bpy.ops.object.scale_apply()
 489         copyObj.rotation_euler=obj.rotation_euler
 490         bpy.ops.object.rotation_apply()
 491         copyObj.location=obj.location
 492         bpy.ops.object.location_apply()
 493         # apply modifier
 494         for m in [m for m in copyObj.modifiers]:
 495             if m.type=='SOLIDFY':
 496                 continue
 497             elif m.type=='ARMATURE':
 498                 continue
 499             elif m.type=='MIRROR':
 500                 bpy.ops.object.modifier_apply(modifier=m.name)
 501             else:
 502                 print(m.tpye)
 503
 504         weightMap, secondWeightMap=self.__getWeightMap(copyObj, copyMesh)
 505         self.__processFaces(copyMesh, weightMap, secondWeightMap)
 506
 507         bl.object.delete(copyObj)
 508         self.obj_index+=1
 509
 510     def createEmptyBasicSkin(self):
 511         self.__getOrCreateMorph('base', 0)
 512
 513     def __skin(self, obj):
 514         if not bl.object.hasShapeKey(obj):
 515             return
 516
 517         indexRelativeMap={}
 518         blenderMesh=bl.object.getData(obj)
 519         baseMorph=None
 520
 521         # shape keys
 522         vg=bl.object.getVertexGroup(obj, MMD_SHAPE_GROUP_NAME)
 523
 524         # base
 525         used=set()
 526         for b in bl.object.getShapeKeys(obj):
 527             if b.name==BASE_SHAPE_NAME:
 528                 baseMorph=self.__getOrCreateMorph('base', 0)
 529                 basis=b
 530
 531                 relativeIndex=0
 532                 for index in vg:
 533                     v=bl.shapekey.getByIndex(b, index)
 534                     pos=[v[0], v[1], v[2]]
 535                     indices=self.vertexArray.getMappedIndices(index)
 536                     for i in indices:
 537                         if i in used:
 538                             continue
 539                         used.add(i)
 540
 541                         baseMorph.add(i, pos)
 542                         indexRelativeMap[i]=relativeIndex
 543                         relativeIndex+=1
 544
 545                 break
 546         assert(basis)
 547         print(basis.name, len(baseMorph.offsets))
 548
 549         if len(baseMorph.offsets)==0:
 550             return
 551
 552         # shape keys
 553         for b in bl.object.getShapeKeys(obj):
 554             if b.name==BASE_SHAPE_NAME:
 555                 continue
 556
 557             print(b.name)
 558             morph=self.__getOrCreateMorph(b.name, 4)
 559             used=set()
 560             for index, src, dst in zip(
 561                     xrange(len(blenderMesh.verts)),
 562                     bl.shapekey.get(basis),
 563                     bl.shapekey.get(b)):
 564                 offset=[dst[0]-src[0], dst[1]-src[1], dst[2]-src[2]]
 565                 if offset[0]==0 and offset[1]==0 and offset[2]==0:
 566                     continue
 567                 if index in vg:
 568                     indices=self.vertexArray.getMappedIndices(index)
 569                     for i in indices:
 570                         if i in used:
 571                             continue
 572                         used.add(i)
 573                         morph.add(indexRelativeMap[i], offset)
 574
 575         # sort skinmap
 576         original=self.morphList[:]
 577         def getIndex(morph):
 578             for i, v in enumerate(englishmap.skinMap):
 579                 if v[0]==morph.name:
 580                     return i
 581             print(morph)
 582             return len(englishmap.skinMap)
 583         if isBlender24():
 584             self.morphList.sort(lambda l, r: getIndex(l)-getIndex(r))
 585         else:
 586             self.morphList.sort(key=getIndex)
 587
 588     def __rigidbody(self, obj):
 589         if isBlender24():
 590             return
 591         if not RIGID_SHAPE_TYPE in obj:
 592             return
 593         self.rigidbodies.append(obj)
 594
 595     def __constraint(self, obj):
 596         if isBlender24():
 597             return
 598         if not CONSTRAINT_A in obj:
 599             return
 600         self.constraints.append(obj)
 601
 602     def __getOrCreateMorph(self, name, type):
 603         for m in self.morphList:
 604             if m.name==name:
 605                 return m
 606         m=Morph(name, type)
 607         self.morphList.append(m)
 608         return m
 609
 610     def getVertexCount(self):
 611         return len(self.vertexArray.vertices)
 612
 613
 614 class Bone(object):
 615     __slots__=['index', 'name', 'ik_index',
 616             'pos', 'tail', 'parent_index', 'tail_index', 'type', 'isConnect']
 617     def __init__(self, name, pos, tail):
 618         self.index=-1
 619         self.name=name
 620         self.pos=pos
 621         self.tail=tail
 622         self.parent_index=None
 623         self.tail_index=None
 624         self.type=0
 625         self.isConnect=False
 626         self.ik_index=0
 627
 628     def __eq__(self, rhs):
 629         return self.index==rhs.index
 630
 631     def __str__(self):
 632         return "<Bone %s %d>" % (self.name, self.type)
 633
 634 class BoneBuilder(object):
 635     __slots__=['bones', 'boneMap', 'ik_list', 'bone_groups',]
 636     def __init__(self):
 637         self.bones=[]
 638         self.boneMap={}
 639         self.ik_list=[]
 640         self.bone_groups=[]
 641
 642     def getBoneGroup(self, bone):
 643         for i, g in enumerate(self.bone_groups):
 644             for b in g[1]:
 645                 if b==bone.name:
 646                     return i
 647         print('no gorup', bone)
 648         return 0
 649
 650     def build(self, armatureObj):
 651         if not armatureObj:
 652             return
 653
 654         bl.message("build skeleton")
 655         armature=bl.object.getData(armatureObj)
 656
 657         ####################
 658         # bone group
 659         ####################
 660         for g in bl.object.boneGroups(armatureObj):
 661             self.bone_groups.append((g.name, []))
 662
 663         ####################
 664         # get bones
 665         ####################
 666         for b in armature.bones.values():
 667             if b.name=='center':
 668                 # root bone
 669                 bone=Bone(b.name,
 670                         bl.bone.getHeadLocal(b),
 671                         bl.bone.getTailLocal(b))
 672                 self.__addBone(bone)
 673                 self.__getBone(bone, b)
 674
 675         for b in armature.bones.values():
 676             if not b.parent and b.name!='center':
 677                 # root bone
 678                 bone=Bone(b.name,
 679                         bl.bone.getHeadLocal(b),
 680                         bl.bone.getTailLocal(b))
 681                 self.__addBone(bone)
 682                 self.__getBone(bone, b)
 683
 684         for b in armature.bones.values():
 685             if not b.parent:
 686                 self.__checkConnection(b, None)
 687
 688         ####################
 689         # get IK
 690         ####################
 691         pose = bl.object.getPose(armatureObj)
 692         for b in pose.bones.values():
 693             ####################
 694             # assing bone group
 695             ####################
 696             self.__assignBoneGroup(b, b.bone_group)
 697             for c in b.constraints:
 698                 if bl.constraint.isIKSolver(c):
 699                     ####################
 700                     # IK target
 701                     ####################
 702                     target=self.__boneByName(bl.constraint.ikTarget(c))
 703                     target.type=2
 704
 705                     ####################
 706                     # IK effector
 707                     ####################
 708                     # IK 接続先
 709                     link=self.__boneByName(b.name)
 710                     link.type=6
 711
 712                     # IK chain
 713                     e=b.parent
 714                     chainLength=bl.constraint.ikChainLen(c)
 715                     for i in range(chainLength):
 716                         # IK影響下
 717                         chainBone=self.__boneByName(e.name)
 718                         chainBone.type=4
 719                         chainBone.ik_index=target.index
 720                         e=e.parent
 721                     self.ik_list.append(
 722                             IKSolver(target, link, chainLength,
 723                                 int(bl.constraint.ikItration(c) * 0.1),
 724                                 bl.constraint.ikRotationWeight(c)
 725                                 ))
 726
 727         ####################
 728
 729         # boneのsort
 730         self._sortBy()
 731         self._fix()
 732         # IKのsort
 733         def getIndex(ik):
 734             for i, v in enumerate(englishmap.boneMap):
 735                 if v[0]==ik.target.name:
 736                     return i
 737             return len(englishmap.boneMap)
 738         if isBlender24():
 739             self.ik_list.sort(lambda l, r: getIndex(l)-getIndex(r))
 740         else:
 741             self.ik_list.sort(key=getIndex)
 742
 743     def __assignBoneGroup(self, poseBone, boneGroup):
 744         if boneGroup:
 745             for g in self.bone_groups:
 746                 if g[0]==boneGroup.name:
 747                     g[1].append(poseBone.name)
 748
 749     def __checkConnection(self, b, p):
 750         if bl.bone.isConnected(b):
 751             parent=self.__boneByName(p.name)
 752             parent.isConnect=True
 753
 754         for c in b.children:
 755             self.__checkConnection(c, b)
 756
 757     def _sortBy(self):
 758         """
 759         boneMap順に並べ替える
 760         """
 761         boneMap=englishmap.boneMap
 762         original=self.bones[:]
 763         def getIndex(bone):
 764             for i, k_v in enumerate(boneMap):
 765                 if k_v[0]==bone.name:
 766                     return i
 767             print(bone)
 768             return len(boneMap)
 769
 770         if isBlender24():
 771             self.bones.sort(lambda l, r: getIndex(l)-getIndex(r))
 772         else:
 773             self.bones.sort(key=getIndex)
 774
 775         sortMap={}
 776         for i, b in enumerate(self.bones):
 777             src=original.index(b)
 778             sortMap[src]=i
 779         for b in self.bones:
 780             b.index=sortMap[b.index]
 781             if b.parent_index:
 782                 b.parent_index=sortMap[b.parent_index]
 783             if b.tail_index:
 784                 b.tail_index=sortMap[b.tail_index]
 785             if b.ik_index>0:
 786                 b.ik_index=sortMap[b.ik_index]
 787
 788     def _fix(self):
 789         """
 790         調整
 791         """
 792         for b in self.bones:
 793             # parent index
 794             if b.parent_index==None:
 795                 b.parent_index=0xFFFF
 796             else:
 797                 if b.type==6 or b.type==7:
 798                     # fix tail bone
 799                     parent=self.bones[b.parent_index]
 800                     parent.tail_index=b.index
 801
 802         for b in self.bones:
 803             if b.tail_index==None:
 804                 b.tail_index=0
 805             elif b.type==9:
 806                 b.tail_index==0
 807
 808     def getIndex(self, bone):
 809         for i, b in enumerate(self.bones):
 810             if b==bone:
 811                 return i
 812         assert(false)
 813
 814     def indexByName(self, name):
 815         if name=='':
 816             return 0
 817         else:
 818             return self.getIndex(self.__boneByName(name))
 819
 820     def __boneByName(self, name):
 821         return self.boneMap[name]
 822
 823     def __getBone(self, parent, b):
 824         if len(b.children)==0:
 825             parent.type=7
 826             return
 827
 828         for i, c in enumerate(b.children):
 829             bone=Bone(c.name,
 830                     bl.bone.getHeadLocal(c),
 831                     bl.bone.getTailLocal(c))
 832             self.__addBone(bone)
 833             if parent:
 834                 bone.parent_index=parent.index
 835                 if i==0:
 836                     parent.tail_index=bone.index
 837             self.__getBone(bone, c)
 838
 839     def __addBone(self, bone):
 840         bone.index=len(self.bones)
 841         self.bones.append(bone)
 842         self.boneMap[bone.name]=bone
 843
 844
 845 class PmdExporter(object):
 846
 847     def setup(self, scene):
 848         self.armatureObj=None
 849         self.scene=scene
 850
 851         # 木構造を構築する
 852         object_node_map={}
 853         for o in scene.objects:
 854             object_node_map[o]=Node(o)
 855         for o in scene.objects:
 856         #for node in object_node_map.values():
 857             node=object_node_map[o]
 858             if node.o.parent:
 859                 object_node_map[node.o.parent].children.append(node)
 860
 861         # ルートを得る
 862         root=object_node_map[scene.objects.active]
 863
 864         # ワンスキンメッシュを作る
 865         self.oneSkinMesh=OneSkinMesh(scene)
 866         self.__createOneSkinMesh(root)
 867         bl.message(self.oneSkinMesh)
 868         if len(self.oneSkinMesh.morphList)==0:
 869             # create emtpy skin
 870             self.oneSkinMesh.createEmptyBasicSkin()
 871
 872         self.name=root.o.name
 873
 874         # skeleton
 875         self.skeleton=BoneBuilder()
 876         self.skeleton.build(self.armatureObj)
 877
 878     def __createOneSkinMesh(self, node):
 879         ############################################################
 880         # search armature modifier
 881         ############################################################
 882         for m in node.o.modifiers:
 883             if bl.modifier.isType(m, 'ARMATURE'):
 884                 armatureObj=bl.modifier.getArmatureObject(m)
 885                 if not self.armatureObj:
 886                     self.armatureObj=armatureObj
 887                 elif self.armatureObj!=armatureObj:
 888                     print("warning! found multiple armature. ignored.",
 889                             armatureObj.name)
 890
 891         if node.o.type.upper()=='MESH':
 892             self.oneSkinMesh.addMesh(node.o)
 893
 894         for child in node.children:
 895             self.__createOneSkinMesh(child)
 896
 897     def write(self, path):
 898         io=pmd.IO()
 899         io.name=self.name
 900         io.comment="blender export"
 901         io.version=1.0
 902
 903         # 頂点
 904         for pos, normal, uv, b0, b1, weight in self.oneSkinMesh.vertexArray.zip():
 905             # convert right-handed z-up to left-handed y-up
 906             v=io.addVertex()
 907             v.pos.x=pos[0]
 908             v.pos.y=pos[2]
 909             v.pos.z=pos[1]
 910             v.normal.x=normal[0]
 911             v.normal.y=normal[2]
 912             v.normal.z=normal[1]
 913             v.uv.x=uv[0]
 914             v.uv.y=1.0-uv[1] # reverse vertical
 915             v.bone0=self.skeleton.indexByName(b0)
 916             v.bone1=self.skeleton.indexByName(b1)
 917             v.weight0=int(100*weight)
 918             v.edge_flag=0 # edge flag, 0: enable edge, 1: not edge
 919
 920         # 面とマテリアル
 921         vertexCount=self.oneSkinMesh.getVertexCount()
 922         for material_name, indices in self.oneSkinMesh.vertexArray.each():
 923             #print('material:', material_name)
 924             m=bl.material.get(material_name)
 925             # マテリアル
 926             material=io.addMaterial()
 927             setMaterialParams(material, m)
 928
 929             material.vertex_count=len(indices)
 930             material.toon_index=0
 931             textures=[os.path.basename(path)
 932                 for path in bl.material.eachTexturePath(m)]
 933             if len(textures)>0:
 934                 material.setTexture(toCP932('*'.join(textures)))
 935             else:
 936                 material.setTexture(toCP932(""))
 937             # 面
 938             for i in indices:
 939                 assert(i<vertexCount)
 940             for i in xrange(0, len(indices), 3):
 941                 # reverse triangle
 942                 io.indices.append(indices[i])
 943                 io.indices.append(indices[i+1])
 944                 io.indices.append(indices[i+2])
 945
 946         # bones
 947         boneNameMap={}
 948         for i, b in enumerate(self.skeleton.bones):
 949             bone=io.addBone()
 950
 951             # name
 952             boneNameMap[b.name]=i
 953             v=englishmap.getUnicodeBoneName(b.name)
 954             if not v:
 955                 v=[b.name, b.name]
 956             assert(v)
 957             cp932=v[1].encode('cp932')
 958             assert(len(cp932)<20)
 959             bone.setName(cp932)
 960
 961             # english name
 962             bone_english_name=toCP932(b.name)
 963             assert(len(bone_english_name)<20)
 964             bone.setEnglishName(bone_english_name)
 965
 966             if len(v)>=3:
 967                 # has type
 968                 if v[2]==5:
 969                     b.ik_index=self.skeleton.indexByName('eyes')
 970                 bone.type=v[2]
 971             else:
 972                 bone.type=b.type
 973
 974             bone.parent_index=b.parent_index
 975             bone.tail_index=b.tail_index
 976             bone.ik_index=b.ik_index
 977
 978             # convert right-handed z-up to left-handed y-up
 979             bone.pos.x=b.pos[0] if not near(b.pos[0], 0) else 0
 980             bone.pos.y=b.pos[2] if not near(b.pos[2], 0) else 0
 981             bone.pos.z=b.pos[1] if not near(b.pos[1], 0) else 0
 982
 983         # IK
 984         for ik in self.skeleton.ik_list:
 985             solver=io.addIK()
 986             solver.index=self.skeleton.getIndex(ik.target)
 987             solver.target=self.skeleton.getIndex(ik.effector)
 988             solver.length=ik.length
 989             b=self.skeleton.bones[ik.effector.parent_index]
 990             for i in xrange(solver.length):
 991                 solver.children.append(self.skeleton.getIndex(b))
 992                 b=self.skeleton.bones[b.parent_index]
 993             solver.iterations=ik.iterations
 994             solver.weight=ik.weight
 995
 996         # 表情
 997         for i, m in enumerate(self.oneSkinMesh.morphList):
 998             # morph
 999             morph=io.addMorph()
1000
1001             v=englishmap.getUnicodeSkinName(m.name)
1002             if not v:
1003                 v=[m.name, m.name, 0]
1004             assert(v)
1005             cp932=v[1].encode('cp932')
1006             morph.setName(cp932)
1007             morph.setEnglishName(m.name.encode('cp932'))
1008             m.type=v[2]
1009             morph.type=v[2]
1010             for index, offset in m.offsets:
1011                 # convert right-handed z-up to left-handed y-up
1012                 morph.append(index, offset[0], offset[2], offset[1])
1013             morph.vertex_count=len(m.offsets)
1014
1015         # 表情枠
1016         # type==0はbase
1017         for i, m in enumerate(self.oneSkinMesh.morphList):
1018             if m.type==3:
1019                 io.face_list.append(i)
1020         for i, m in enumerate(self.oneSkinMesh.morphList):
1021             if m.type==2:
1022                 io.face_list.append(i)
1023         for i, m in enumerate(self.oneSkinMesh.morphList):
1024             if m.type==1:
1025                 io.face_list.append(i)
1026         for i, m in enumerate(self.oneSkinMesh.morphList):
1027             if m.type==4:
1028                 io.face_list.append(i)
1029
1030         # ボーングループ
1031         for g in self.skeleton.bone_groups:
1032             boneDisplayName=io.addBoneGroup()
1033             # name
1034             name=englishmap.getUnicodeBoneGroupName(g[0])
1035             if not name:
1036                 name=g[0]
1037             boneDisplayName.setName(toCP932(name+'\n'))
1038             # english
1039             englishName=g[0]
1040             boneDisplayName.setEnglishName(toCP932(englishName+'\n'))
1041
1042         # ボーングループメンバー
1043         for i, b in enumerate(self.skeleton.bones):
1044             if i==0:
1045                 continue
1046             if b.type in [6, 7]:
1047                 continue
1048             io.addBoneDisplay(i, self.skeleton.getBoneGroup(b))
1049
1050         # English
1051         io.english_name="blender export"
1052         io.english_coment="blender export"
1053
1054         # toon
1055         for i in range(10):
1056             io.getToonTexture(i).name="toon%02d.bmp\n" % i
1057
1058         # rigid body
1059         rigidNameMap={}
1060         for i, obj in enumerate(self.oneSkinMesh.rigidbodies):
1061             rigidBody=io.addRigidBody()
1062             rigidBody.setName(obj.name.encode('cp932'))
1063             rigidNameMap[obj.name]=i
1064             boneIndex=boneNameMap[obj[RIGID_BONE_NAME]]
1065             if boneIndex==0:
1066                 boneIndex=0xFFFF
1067                 bone=self.skeleton.bones[0]
1068             else:
1069                 bone=self.skeleton.bones[boneIndex]
1070             rigidBody.boneIndex=boneIndex
1071             #rigidBody.position.x=obj[RIGID_LOCATION][0]
1072             #rigidBody.position.y=obj[RIGID_LOCATION][1]
1073             #rigidBody.position.z=obj[RIGID_LOCATION][2]
1074             rigidBody.position.x=obj.location.x-bone.pos[0]
1075             rigidBody.position.y=obj.location.z-bone.pos[2]
1076             rigidBody.position.z=obj.location.y-bone.pos[1]
1077             rigidBody.rotation.x=-obj.rotation_euler[0]
1078             rigidBody.rotation.y=-obj.rotation_euler[2]
1079             rigidBody.rotation.z=-obj.rotation_euler[1]
1080             rigidBody.processType=obj[RIGID_PROCESS_TYPE]
1081             rigidBody.group=obj[RIGID_GROUP]
1082             rigidBody.target=obj[RIGID_INTERSECTION_GROUP]
1083             rigidBody.weight=obj[RIGID_WEIGHT]
1084             rigidBody.linearDamping=obj[RIGID_LINEAR_DAMPING]
1085             rigidBody.angularDamping=obj[RIGID_ANGULAR_DAMPING]
1086             rigidBody.restitution=obj[RIGID_RESTITUTION]
1087             rigidBody.friction=obj[RIGID_FRICTION]
1088             if obj[RIGID_SHAPE_TYPE]==0:
1089                 rigidBody.shapeType=pmd.SHAPE_SPHERE
1090                 rigidBody.w=obj.scale[0]
1091             elif obj[RIGID_SHAPE_TYPE]==1:
1092                 rigidBody.shapeType=pmd.SHAPE_BOX
1093                 rigidBody.w=obj.scale[0]
1094                 rigidBody.d=obj.scale[1]
1095                 rigidBody.h=obj.scale[2]
1096             elif obj[RIGID_SHAPE_TYPE]==2:
1097                 rigidBody.shapeType=pmd.SHAPE_CAPSULE
1098                 rigidBody.w=obj.scale[0]
1099                 rigidBody.h=obj.scale[2]
1100
1101         # constraint
1102         for obj in self.oneSkinMesh.constraints:
1103             constraint=io.addConstraint()
1104             constraint.setName(obj[CONSTRAINT_NAME].encode('cp932'))
1105             constraint.rigidA=rigidNameMap[obj[CONSTRAINT_A]]
1106             constraint.rigidB=rigidNameMap[obj[CONSTRAINT_B]]
1107             constraint.pos.x=obj.location[0]
1108             constraint.pos.y=obj.location[2]
1109             constraint.pos.z=obj.location[1]
1110             constraint.rot.x=-obj.rotation_euler[0]
1111             constraint.rot.y=-obj.rotation_euler[2]
1112             constraint.rot.z=-obj.rotation_euler[1]
1113             constraint.constraintPosMin.x=obj[CONSTRAINT_POS_MIN][0]
1114             constraint.constraintPosMin.y=obj[CONSTRAINT_POS_MIN][1]
1115             constraint.constraintPosMin.z=obj[CONSTRAINT_POS_MIN][2]
1116             constraint.constraintPosMax.x=obj[CONSTRAINT_POS_MAX][0]
1117             constraint.constraintPosMax.y=obj[CONSTRAINT_POS_MAX][1]
1118             constraint.constraintPosMax.z=obj[CONSTRAINT_POS_MAX][2]
1119             constraint.constraintRotMin.x=obj[CONSTRAINT_ROT_MIN][0]
1120             constraint.constraintRotMin.y=obj[CONSTRAINT_ROT_MIN][1]
1121             constraint.constraintRotMin.z=obj[CONSTRAINT_ROT_MIN][2]
1122             constraint.constraintRotMax.x=obj[CONSTRAINT_ROT_MAX][0]
1123             constraint.constraintRotMax.y=obj[CONSTRAINT_ROT_MAX][1]
1124             constraint.constraintRotMax.z=obj[CONSTRAINT_ROT_MAX][2]
1125             constraint.springPos.x=obj[CONSTRAINT_SPRING_POS][0]
1126             constraint.springPos.y=obj[CONSTRAINT_SPRING_POS][1]
1127             constraint.springPos.z=obj[CONSTRAINT_SPRING_POS][2]
1128             constraint.springRot.x=obj[CONSTRAINT_SPRING_ROT][0]
1129             constraint.springRot.y=obj[CONSTRAINT_SPRING_ROT][1]
1130             constraint.springRot.z=obj[CONSTRAINT_SPRING_ROT][2]
1131
1132         # 書き込み
1133         bl.message('write %s' % path)
1134         return io.write(path)
1135
1136
1137 def __execute(filename, scene):
1138     if not scene.objects.active:
1139         print("abort. no active object.")
1140         return
1141
1142     active=bl.object.getActive()
1143     exporter=PmdExporter()
1144     exporter.setup(scene)
1145     exporter.write(filename)
1146     bl.object.activate(active)
1147
1148
1149 if isBlender24():
1150     # for 2.4
1151     def execute_24(filename):
1152         scene = bpy.data.scenes.active
1153         bl.initialize('pmd_export', scene)
1154         __execute(filename.decode(bl.INTERNAL_ENCODING), scene)
1155         bl.finalize()
1156
1157     Blender.Window.FileSelector(
1158              execute_24,
1159              'Export Metasequoia PMD',
1160              Blender.sys.makename(ext='.pmd'))
1161
1162 else:
1163     # for 2.5
1164     def execute_25(filename, scene):
1165         bl.initialize('pmd_export', scene)
1166         __execute(filename, scene)
1167         bl.finalize()
1168
1169     # operator
1170     class EXPORT_OT_pmd(bpy.types.Operator):
1171         '''Save a Metasequoia PMD file.'''
1172         bl_idname = "export_scene.pmd"
1173         bl_label = 'Export PMD'
1174
1175         # List of operator properties, the attributes will be assigned
1176         # to the class instance from the operator settings before calling.
1177
1178         path = StringProperty(
1179                 name="File Path",
1180                 description="File path used for exporting the PMD file",
1181                 maxlen= 1024,
1182                 default= ""
1183                 )
1184         filename = StringProperty(
1185                 name="File Name",
1186                 description="Name of the file.")
1187         directory = StringProperty(
1188                 name="Directory",
1189                 description="Directory of the file.")
1190
1191         check_existing = BoolProperty(
1192                 name="Check Existing",
1193                 description="Check and warn on overwriting existing files",
1194                 default=True,
1195                 options=set('HIDDEN'))
1196
1197         def execute(self, context):
1198             execute_25(
1199                     self.properties.path,
1200                     context.scene
1201                     )
1202             return 'FINISHED'
1203
1204         def invoke(self, context, event):
1205             wm=context.manager
1206             wm.add_fileselect(self)
1207             return 'RUNNING_MODAL'
1208
1209     # register menu
1210     def menu_func(self, context):
1211         #default_path=bpy.data.filename.replace(".blend", ".pmd")
1212         self.layout.operator(
1213                 EXPORT_OT_pmd.bl_idname,
1214                 text="Miku Miku Dance Model(.pmd)")#.path=default_path
1215
1216     def register():
1217         bpy.types.register(EXPORT_OT_pmd)
1218         bpy.types.INFO_MT_file_export.append(menu_func)
1219
1220     def unregister():
1221         bpy.types.unregister(EXPORT_OT_pmd)
1222         bpy.types.INFO_MT_file_export.remove(menu_func)
1223
1224     if __name__ == "__main__":
1225         register()
1226