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 TOON_TEXTURE_OBJECT='ToonTextures'
  50
  51
  52 ###############################################################################
  53 # import
  54 ###############################################################################
  55 import os
  56 import sys
  57
  58 # C extension
  59 from meshio import pmd, englishmap
  60
  61 def isBlender24():
  62     return sys.version_info[0]<3
  63
  64 if isBlender24():
  65     # for 2.4
  66     import Blender
  67     from Blender import Mathutils
  68     import bpy
  69
  70     # wrapper
  71     import bl24 as bl
  72
  73     def setMaterialParams(material, m):
  74         # diffuse
  75         material.diffuse.r=m.R
  76         material.diffuse.g=m.G
  77         material.diffuse.b=m.B
  78         material.diffuse.a=m.alpha
  79         # specular
  80         material.sinness=0 if m.spec<1e-5 else m.spec*10
  81         material.specular.r=m.specR
  82         material.specular.g=m.specG
  83         material.specular.b=m.specB
  84         # ambient
  85         material.ambient.r=m.mirR
  86         material.ambient.g=m.mirG
  87         material.ambient.b=m.mirB
  88         # flag
  89         material.flag=1 if m.enableSSS else 0
  90
  91     def toCP932(s):
  92         return s
  93
  94
  95 else:
  96     # for 2.5
  97     import bpy
  98     from bpy.props import *
  99     import mathutils
 100
 101     # wrapper
 102     import bl25 as bl
 103
 104     xrange=range
 105
 106     def setMaterialParams(material, m):
 107         # diffuse
 108         material.diffuse.r=m.diffuse_color[0]
 109         material.diffuse.g=m.diffuse_color[1]
 110         material.diffuse.b=m.diffuse_color[2]
 111         material.diffuse.a=m.alpha
 112         # specular
 113         material.sinness=0 if m.specular_toon_size<1e-5 else m.specular_hardness*10
 114         material.specular.r=m.specular_color[0]
 115         material.specular.g=m.specular_color[1]
 116         material.specular.b=m.specular_color[2]
 117         # ambient
 118         material.ambient.r=m.mirror_color[0]
 119         material.ambient.g=m.mirror_color[1]
 120         material.ambient.b=m.mirror_color[2]
 121         # flag
 122         material.flag=1 if m.subsurface_scattering.enabled else 0
 123         # toon
 124         material.toon_index=7
 125
 126     def toCP932(s):
 127         return s.encode('cp932')
 128
 129
 130 class Node(object):
 131     __slots__=['o', 'children']
 132     def __init__(self, o):
 133         self.o=o
 134         self.children=[]
 135
 136
 137 ###############################################################################
 138 # Blenderのメッシュをワンスキンメッシュ化する
 139 ###############################################################################
 140 def near(x, y, EPSILON=1e-5):
 141     d=x-y
 142     return d>=-EPSILON and d<=EPSILON
 143
 144
 145 class VertexKey(object):
 146     """
 147     重複頂点の検索キー
 148     """
 149     __slots__=[
 150             'obj', 'index',
 151             'x', 'y', 'z', # 位置
 152             'nx', 'ny', 'nz', # 法線
 153             'u', 'v', # uv
 154             ]
 155
 156     def __init__(self, obj, index, x, y, z, nx, ny, nz, u, v):
 157         self.obj=obj
 158         self.index=index
 159         self.x=x
 160         self.y=y
 161         self.z=z
 162         self.nx=nx
 163         self.ny=ny
 164         self.nz=nz
 165         self.u=u
 166         self.v=v
 167
 168     def __str__(self):
 169         return "<vkey: %f, %f, %f, %f, %f, %f, %f, %f>" % (
 170                 self.x, self.y, self.z, self.nx, self.ny, self.nz, self.u, self.v)
 171
 172     def __hash__(self):
 173         #return int((self.x+self.y+self.z+self.nx+self.ny+self.nz+self.u+self.v)*100)
 174         return int((self.x+self.y+self.z)*100)
 175
 176     def __eq__(self, rhs):
 177         #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)
 178         #return near(self.x, rhs.x) and near(self.y, rhs.y) and near(self.z, rhs.z)
 179         #return self.x==rhs.x and self.y==rhs.y and self.z==rhs.z
 180         return self.obj==rhs.obj and self.index==rhs.index
 181
 182
 183 class VertexArray(object):
 184     """
 185     頂点配列
 186     """
 187     def __init__(self):
 188         # マテリアル毎に分割したインデックス配列
 189         self.indexArrays={}
 190         # 頂点属性
 191         self.vertices=[]
 192         self.normals=[]
 193         self.uvs=[]
 194         # skinning属性
 195         self.b0=[]
 196         self.b1=[]
 197         self.weight=[]
 198
 199         self.vertexMap={}
 200         self.indexMap={}
 201
 202     def __str__(self):
 203         return "<VertexArray %d vertices, %d indexArrays>" % (
 204                 len(self.vertices), len(self.indexArrays))
 205
 206     def zip(self):
 207         return zip(
 208                 self.vertices, self.normals, self.uvs,
 209                 self.b0, self.b1, self.weight)
 210
 211     def each(self):
 212         keys=[key for key in self.indexArrays.keys()]
 213         keys.sort()
 214         for key in keys:
 215             yield(key, self.indexArrays[key])
 216
 217     def __getIndex(self, obj, base_index, pos, normal, uv, b0, b1, weight0):
 218         """
 219         頂点属性からその頂点のインデックスを得る
 220         """
 221         key=VertexKey(
 222                 obj, base_index,
 223                 pos[0], pos[1], pos[2],
 224                 normal[0], normal[1], normal[2],
 225                 uv[0], uv[1])
 226         if key in self.vertexMap:
 227             # 同じ頂点を登録済み
 228             index=self.vertexMap[key]
 229         else:
 230             index=len(self.vertices)
 231             # 新規頂点
 232             self.vertexMap[key]=index
 233             # append...
 234             self.vertices.append((pos.x, pos.y, pos.z))
 235             self.normals.append((normal.x, normal.y, normal.z))
 236             self.uvs.append((uv[0], uv[1]))
 237             self.b0.append(b0)
 238             self.b1.append(b1)
 239             self.weight.append(weight0)
 240
 241         # indexのマッピングを保存する
 242         if not base_index in self.indexMap:
 243             self.indexMap[base_index]=set()
 244         self.indexMap[base_index].add(index)
 245
 246         assert(index<=65535)
 247         return index
 248
 249     def getMappedIndices(self, base_index):
 250         return self.indexMap[base_index]
 251
 252     def addTriangle(self,
 253             obj, material,
 254             base_index0, base_index1, base_index2,
 255             pos0, pos1, pos2,
 256             n0, n1, n2,
 257             uv0, uv1, uv2,
 258             b0_0, b0_1, b0_2,
 259             b1_0, b1_1, b1_2,
 260             weight0, weight1, weight2
 261             ):
 262         index0=self.__getIndex(obj, base_index0, pos0, n0, uv0, b0_0, b1_0, weight0)
 263         index1=self.__getIndex(obj, base_index1, pos1, n1, uv1, b0_1, b1_1, weight1)
 264         index2=self.__getIndex(obj, base_index2, pos2, n2, uv2, b0_2, b1_2, weight2)
 265
 266         if not material in self.indexArrays:
 267             self.indexArrays[material]=[]
 268         self.indexArrays[material]+=[index0, index1, index2]
 269
 270
 271 class Morph(object):
 272     __slots__=['name', 'type', 'offsets']
 273     def __init__(self, name, type):
 274         self.name=name
 275         self.type=type
 276         self.offsets=[]
 277
 278     def add(self, index, offset):
 279         self.offsets.append((index, offset))
 280
 281     def sort(self):
 282         if isBlender24():
 283             self.offsets.sort(lambda l, r: l[0]-r[0])
 284         else:
 285             self.offsets.sort(key=lambda e: e[0])
 286
 287     def __str__(self):
 288         return "<Morph %s>" % self.name
 289
 290 class IKSolver(object):
 291     __slots__=['target', 'effector', 'length', 'iterations', 'weight']
 292     def __init__(self, target, effector, length, iterations, weight):
 293         self.target=target
 294         self.effector=effector
 295         self.length=length
 296         self.iterations=iterations
 297         self.weight=weight
 298
 299
 300 class OneSkinMesh(object):
 301     __slots__=['obj_index', 'scene', 'vertexArray', 'morphList',
 302             'rigidbodies',
 303             'constraints',
 304             ]
 305     def __init__(self, scene):
 306         self.vertexArray=VertexArray()
 307         self.morphList=[]
 308         self.rigidbodies=[]
 309         self.constraints=[]
 310         self.scene=scene
 311         self.obj_index=0
 312
 313     def __str__(self):
 314         return "<OneSkinMesh %s, morph:%d>" % (
 315                 self.vertexArray,
 316                 len(self.morphList))
 317
 318     def addMesh(self, obj):
 319         if bl.object.isVisible(obj):
 320             return
 321         self.__mesh(obj)
 322         self.__skin(obj)
 323         self.__rigidbody(obj)
 324         self.__constraint(obj)
 325
 326     def __getWeightMap(self, obj, mesh):
 327         # bone weight
 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][1]:
 336                             pass
 337                         elif w<weightMap[i][1]:
 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                 if len(v.groups)>0:
 360                     for g in v.groups:
 361                         setWeight(i, obj.vertex_groups[g.group].name, g.weight)
 362                 else:
 363                     setWeight(i, obj.vertex_groups[0].name, 1)
 364
 365         # 合計値が1になるようにする
 366         for i in xrange(len(mesh.verts)):
 367         #for i, name_weight in weightMap.items():
 368             if i in secondWeightMap:
 369                 secondWeightMap[i]=(secondWeightMap[i][0], 1.0-weightMap[i][1])
 370             elif i in weightMap:
 371                 weightMap[i]=(weightMap[i][0], 1.0)
 372                 secondWeightMap[i]=("", 0)
 373             else:
 374                 print("no weight vertex")
 375                 weightMap[i]=("", 0)
 376                 secondWeightMap[i]=("", 0)
 377
 378         return weightMap, secondWeightMap
 379
 380     def __processFaces(self, mesh, weightMap, secondWeightMap):
 381         # 各面の処理
 382         for i, face in enumerate(mesh.faces):
 383             faceVertexCount=bl.face.getVertexCount(face)
 384             material=mesh.materials[bl.face.getMaterialIndex(face)]
 385             v=[mesh.verts[index] for index in bl.face.getVertices(face)]
 386             uv=bl.mesh.getFaceUV(
 387                     mesh, i, face, bl.face.getVertexCount(face))
 388             # flip triangle
 389             if faceVertexCount==3:
 390                 # triangle
 391                 self.vertexArray.addTriangle(
 392                         self.obj_index, material.name,
 393                         v[2].index,
 394                         v[1].index,
 395                         v[0].index,
 396                         v[2].co,
 397                         v[1].co,
 398                         v[0].co,
 399                         # ToDo vertex normal
 400                         #v0.no, v1.no, v2.no,
 401                         bl.face.getNormal(face),
 402                         bl.face.getNormal(face),
 403                         bl.face.getNormal(face),
 404                         uv[2],
 405                         uv[1],
 406                         uv[0],
 407                         weightMap[v[2].index][0],
 408                         weightMap[v[1].index][0],
 409                         weightMap[v[0].index][0],
 410                         secondWeightMap[v[2].index][0],
 411                         secondWeightMap[v[1].index][0],
 412                         secondWeightMap[v[0].index][0],
 413                         weightMap[v[2].index][1],
 414                         weightMap[v[1].index][1],
 415                         weightMap[v[0].index][1]
 416                         )
 417             elif faceVertexCount==4:
 418                 # quadrangle
 419                 self.vertexArray.addTriangle(
 420                         self.obj_index, material.name,
 421                         v[2].index,
 422                         v[1].index,
 423                         v[0].index,
 424                         v[2].co,
 425                         v[1].co,
 426                         v[0].co,
 427                         #v0.no, v1.no, v2.no,
 428                         bl.face.getNormal(face),
 429                         bl.face.getNormal(face),
 430                         bl.face.getNormal(face),
 431                         uv[2],
 432                         uv[1],
 433                         uv[0],
 434                         weightMap[v[2].index][0],
 435                         weightMap[v[1].index][0],
 436                         weightMap[v[0].index][0],
 437                         secondWeightMap[v[2].index][0],
 438                         secondWeightMap[v[1].index][0],
 439                         secondWeightMap[v[0].index][0],
 440                         weightMap[v[2].index][1],
 441                         weightMap[v[1].index][1],
 442                         weightMap[v[0].index][1]
 443                         )
 444                 self.vertexArray.addTriangle(
 445                         self.obj_index, material.name,
 446                         v[0].index,
 447                         v[3].index,
 448                         v[2].index,
 449                         v[0].co,
 450                         v[3].co,
 451                         v[2].co,
 452                         #v2.no, v3.no, v0.no,
 453                         bl.face.getNormal(face),
 454                         bl.face.getNormal(face),
 455                         bl.face.getNormal(face),
 456                         uv[0],
 457                         uv[3],
 458                         uv[2],
 459                         weightMap[v[0].index][0],
 460                         weightMap[v[3].index][0],
 461                         weightMap[v[2].index][0],
 462                         secondWeightMap[v[0].index][0],
 463                         secondWeightMap[v[3].index][0],
 464                         secondWeightMap[v[2].index][0],
 465                         weightMap[v[0].index][1],
 466                         weightMap[v[3].index][1],
 467                         weightMap[v[2].index][1]
 468                         )
 469
 470     def __mesh(self, obj):
 471         if isBlender24():
 472             pass
 473         else:
 474             if RIGID_SHAPE_TYPE in obj:
 475                 return
 476             if CONSTRAINT_A in obj:
 477                 return
 478
 479         #if not bl.modifier.hasType(obj, 'ARMATURE'):
 480         #    return
 481
 482         bl.message("export: %s" % obj.name)
 483
 484         # 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
 485         copyMesh, copyObj=bl.object.duplicate(obj)
 486         if len(copyMesh.verts)==0:
 487             return
 488         # apply transform
 489         copyObj.scale=obj.scale
 490         bpy.ops.object.scale_apply()
 491         copyObj.rotation_euler=obj.rotation_euler
 492         bpy.ops.object.rotation_apply()
 493         copyObj.location=obj.location
 494         bpy.ops.object.location_apply()
 495         # apply modifier
 496         for m in [m for m in copyObj.modifiers]:
 497             if m.type=='SOLIDFY':
 498                 continue
 499             elif m.type=='ARMATURE':
 500                 continue
 501             elif m.type=='MIRROR':
 502                 bpy.ops.object.modifier_apply(modifier=m.name)
 503             else:
 504                 print(m.tpye)
 505
 506         weightMap, secondWeightMap=self.__getWeightMap(copyObj, copyMesh)
 507         self.__processFaces(copyMesh, weightMap, secondWeightMap)
 508
 509         bl.object.delete(copyObj)
 510         self.obj_index+=1
 511
 512     def createEmptyBasicSkin(self):
 513         self.__getOrCreateMorph('base', 0)
 514
 515     def __skin(self, obj):
 516         if not bl.object.hasShapeKey(obj):
 517             return
 518
 519         indexRelativeMap={}
 520         blenderMesh=bl.object.getData(obj)
 521         baseMorph=None
 522
 523         # shape keys
 524         vg=bl.object.getVertexGroup(obj, MMD_SHAPE_GROUP_NAME)
 525
 526         # base
 527         used=set()
 528         for b in bl.object.getShapeKeys(obj):
 529             if b.name==BASE_SHAPE_NAME:
 530                 baseMorph=self.__getOrCreateMorph('base', 0)
 531                 basis=b
 532
 533                 relativeIndex=0
 534                 for index in vg:
 535                     v=bl.shapekey.getByIndex(b, index)
 536                     pos=[v[0], v[1], v[2]]
 537                     indices=self.vertexArray.getMappedIndices(index)
 538                     for i in indices:
 539                         if i in used:
 540                             continue
 541                         used.add(i)
 542
 543                         baseMorph.add(i, pos)
 544                         indexRelativeMap[i]=relativeIndex
 545                         relativeIndex+=1
 546
 547                 break
 548         assert(basis)
 549         print(basis.name, len(baseMorph.offsets))
 550
 551         if len(baseMorph.offsets)==0:
 552             return
 553
 554         # shape keys
 555         for b in bl.object.getShapeKeys(obj):
 556             if b.name==BASE_SHAPE_NAME:
 557                 continue
 558
 559             print(b.name)
 560             morph=self.__getOrCreateMorph(b.name, 4)
 561             used=set()
 562             for index, src, dst in zip(
 563                     xrange(len(blenderMesh.verts)),
 564                     bl.shapekey.get(basis),
 565                     bl.shapekey.get(b)):
 566                 offset=[dst[0]-src[0], dst[1]-src[1], dst[2]-src[2]]
 567                 if offset[0]==0 and offset[1]==0 and offset[2]==0:
 568                     continue
 569                 if index in vg:
 570                     indices=self.vertexArray.getMappedIndices(index)
 571                     for i in indices:
 572                         if i in used:
 573                             continue
 574                         used.add(i)
 575                         morph.add(indexRelativeMap[i], offset)
 576
 577         # sort skinmap
 578         original=self.morphList[:]
 579         def getIndex(morph):
 580             for i, v in enumerate(englishmap.skinMap):
 581                 if v[0]==morph.name:
 582                     return i
 583             print(morph)
 584             return len(englishmap.skinMap)
 585         if isBlender24():
 586             self.morphList.sort(lambda l, r: getIndex(l)-getIndex(r))
 587         else:
 588             self.morphList.sort(key=getIndex)
 589
 590     def __rigidbody(self, obj):
 591         if isBlender24():
 592             return
 593         if not RIGID_SHAPE_TYPE in obj:
 594             return
 595         self.rigidbodies.append(obj)
 596
 597     def __constraint(self, obj):
 598         if isBlender24():
 599             return
 600         if not CONSTRAINT_A in obj:
 601             return
 602         self.constraints.append(obj)
 603
 604     def __getOrCreateMorph(self, name, type):
 605         for m in self.morphList:
 606             if m.name==name:
 607                 return m
 608         m=Morph(name, type)
 609         self.morphList.append(m)
 610         return m
 611
 612     def getVertexCount(self):
 613         return len(self.vertexArray.vertices)
 614
 615
 616 class Bone(object):
 617     __slots__=['index', 'name', 'ik_index',
 618             'pos', 'tail', 'parent_index', 'tail_index', 'type', 'isConnect']
 619     def __init__(self, name, pos, tail):
 620         self.index=-1
 621         self.name=name
 622         self.pos=pos
 623         self.tail=tail
 624         self.parent_index=None
 625         self.tail_index=None
 626         self.type=0
 627         self.isConnect=False
 628         self.ik_index=0
 629
 630     def __eq__(self, rhs):
 631         return self.index==rhs.index
 632
 633     def __str__(self):
 634         return "<Bone %s %d>" % (self.name, self.type)
 635
 636 class BoneBuilder(object):
 637     __slots__=['bones', 'boneMap', 'ik_list', 'bone_groups',]
 638     def __init__(self):
 639         self.bones=[]
 640         self.boneMap={}
 641         self.ik_list=[]
 642         self.bone_groups=[]
 643
 644     def getBoneGroup(self, bone):
 645         for i, g in enumerate(self.bone_groups):
 646             for b in g[1]:
 647                 if b==bone.name:
 648                     return i+1
 649         print('no gorup', bone)
 650         return 0
 651
 652     def build(self, armatureObj):
 653         if not armatureObj:
 654             return
 655
 656         bl.message("build skeleton")
 657         armature=bl.object.getData(armatureObj)
 658
 659         ####################
 660         # bone group
 661         ####################
 662         for g in bl.object.boneGroups(armatureObj):
 663             self.bone_groups.append((g.name, []))
 664
 665         ####################
 666         # get bones
 667         ####################
 668         for b in armature.bones.values():
 669             if b.name=='center':
 670                 # root bone
 671                 bone=Bone(b.name,
 672                         bl.bone.getHeadLocal(b),
 673                         bl.bone.getTailLocal(b))
 674                 self.__addBone(bone)
 675                 self.__getBone(bone, b)
 676
 677         for b in armature.bones.values():
 678             if not b.parent and b.name!='center':
 679                 # root bone
 680                 bone=Bone(b.name,
 681                         bl.bone.getHeadLocal(b),
 682                         bl.bone.getTailLocal(b))
 683                 self.__addBone(bone)
 684                 self.__getBone(bone, b)
 685
 686         for b in armature.bones.values():
 687             if not b.parent:
 688                 self.__checkConnection(b, None)
 689
 690         ####################
 691         # get IK
 692         ####################
 693         pose = bl.object.getPose(armatureObj)
 694         for b in pose.bones.values():
 695             ####################
 696             # assing bone group
 697             ####################
 698             self.__assignBoneGroup(b, b.bone_group)
 699             for c in b.constraints:
 700                 if bl.constraint.isIKSolver(c):
 701                     ####################
 702                     # IK target
 703                     ####################
 704                     target=self.__boneByName(bl.constraint.ikTarget(c))
 705                     target.type=2
 706
 707                     ####################
 708                     # IK effector
 709                     ####################
 710                     # IK 接続先
 711                     link=self.__boneByName(b.name)
 712                     link.type=6
 713
 714                     # IK chain
 715                     e=b.parent
 716                     chainLength=bl.constraint.ikChainLen(c)
 717                     for i in range(chainLength):
 718                         # IK影響下
 719                         chainBone=self.__boneByName(e.name)
 720                         chainBone.type=4
 721                         chainBone.ik_index=target.index
 722                         e=e.parent
 723                     self.ik_list.append(
 724                             IKSolver(target, link, chainLength,
 725                                 int(bl.constraint.ikItration(c) * 0.1),
 726                                 bl.constraint.ikRotationWeight(c)
 727                                 ))
 728
 729         ####################
 730
 731         # boneのsort
 732         self._sortBy()
 733         self._fix()
 734         # IKのsort
 735         def getIndex(ik):
 736             for i, v in enumerate(englishmap.boneMap):
 737                 if v[0]==ik.target.name:
 738                     return i
 739             return len(englishmap.boneMap)
 740         if isBlender24():
 741             self.ik_list.sort(lambda l, r: getIndex(l)-getIndex(r))
 742         else:
 743             self.ik_list.sort(key=getIndex)
 744
 745     def __assignBoneGroup(self, poseBone, boneGroup):
 746         if boneGroup:
 747             for g in self.bone_groups:
 748                 if g[0]==boneGroup.name:
 749                     g[1].append(poseBone.name)
 750
 751     def __checkConnection(self, b, p):
 752         if bl.bone.isConnected(b):
 753             parent=self.__boneByName(p.name)
 754             parent.isConnect=True
 755
 756         for c in b.children:
 757             self.__checkConnection(c, b)
 758
 759     def _sortBy(self):
 760         """
 761         boneMap順に並べ替える
 762         """
 763         boneMap=englishmap.boneMap
 764         original=self.bones[:]
 765         def getIndex(bone):
 766             for i, k_v in enumerate(boneMap):
 767                 if k_v[0]==bone.name:
 768                     return i
 769             print(bone)
 770             return len(boneMap)
 771
 772         if isBlender24():
 773             self.bones.sort(lambda l, r: getIndex(l)-getIndex(r))
 774         else:
 775             self.bones.sort(key=getIndex)
 776
 777         sortMap={}
 778         for i, b in enumerate(self.bones):
 779             src=original.index(b)
 780             sortMap[src]=i
 781         for b in self.bones:
 782             b.index=sortMap[b.index]
 783             if b.parent_index:
 784                 b.parent_index=sortMap[b.parent_index]
 785             if b.tail_index:
 786                 b.tail_index=sortMap[b.tail_index]
 787             if b.ik_index>0:
 788                 b.ik_index=sortMap[b.ik_index]
 789
 790     def _fix(self):
 791         """
 792         調整
 793         """
 794         for b in self.bones:
 795             # parent index
 796             if b.parent_index==None:
 797                 b.parent_index=0xFFFF
 798             else:
 799                 if b.type==6 or b.type==7:
 800                     # fix tail bone
 801                     parent=self.bones[b.parent_index]
 802                     parent.tail_index=b.index
 803
 804         for b in self.bones:
 805             if b.tail_index==None:
 806                 b.tail_index=0
 807             elif b.type==9:
 808                 b.tail_index==0
 809
 810     def getIndex(self, bone):
 811         for i, b in enumerate(self.bones):
 812             if b==bone:
 813                 return i
 814         assert(false)
 815
 816     def indexByName(self, name):
 817         if name=='':
 818             return 0
 819         else:
 820             return self.getIndex(self.__boneByName(name))
 821
 822     def __boneByName(self, name):
 823         return self.boneMap[name]
 824
 825     def __getBone(self, parent, b):
 826         if len(b.children)==0:
 827             parent.type=7
 828             return
 829
 830         for i, c in enumerate(b.children):
 831             bone=Bone(c.name,
 832                     bl.bone.getHeadLocal(c),
 833                     bl.bone.getTailLocal(c))
 834             self.__addBone(bone)
 835             if parent:
 836                 bone.parent_index=parent.index
 837                 if i==0:
 838                     parent.tail_index=bone.index
 839             self.__getBone(bone, c)
 840
 841     def __addBone(self, bone):
 842         bone.index=len(self.bones)
 843         self.bones.append(bone)
 844         self.boneMap[bone.name]=bone
 845
 846
 847 class PmdExporter(object):
 848
 849     def setup(self, scene):
 850         self.armatureObj=None
 851         self.scene=scene
 852
 853         # 木構造を構築する
 854         object_node_map={}
 855         for o in scene.objects:
 856             object_node_map[o]=Node(o)
 857         for o in scene.objects:
 858         #for node in object_node_map.values():
 859             node=object_node_map[o]
 860             if node.o.parent:
 861                 object_node_map[node.o.parent].children.append(node)
 862
 863         # ルートを得る
 864         root=object_node_map[scene.objects.active]
 865
 866         # ワンスキンメッシュを作る
 867         self.oneSkinMesh=OneSkinMesh(scene)
 868         self.__createOneSkinMesh(root)
 869         bl.message(self.oneSkinMesh)
 870         if len(self.oneSkinMesh.morphList)==0:
 871             # create emtpy skin
 872             self.oneSkinMesh.createEmptyBasicSkin()
 873
 874         self.name=root.o.name
 875
 876         # skeleton
 877         self.skeleton=BoneBuilder()
 878         self.skeleton.build(self.armatureObj)
 879
 880     def __createOneSkinMesh(self, node):
 881         ############################################################
 882         # search armature modifier
 883         ############################################################
 884         for m in node.o.modifiers:
 885             if bl.modifier.isType(m, 'ARMATURE'):
 886                 armatureObj=bl.modifier.getArmatureObject(m)
 887                 if not self.armatureObj:
 888                     self.armatureObj=armatureObj
 889                 elif self.armatureObj!=armatureObj:
 890                     print("warning! found multiple armature. ignored.",
 891                             armatureObj.name)
 892
 893         if node.o.type.upper()=='MESH':
 894             self.oneSkinMesh.addMesh(node.o)
 895
 896         for child in node.children:
 897             self.__createOneSkinMesh(child)
 898
 899     def write(self, path, scene):
 900         io=pmd.IO()
 901         io.name=self.name
 902         io.comment="blender export"
 903         io.version=1.0
 904
 905         # 頂点
 906         for pos, normal, uv, b0, b1, weight in self.oneSkinMesh.vertexArray.zip():
 907             # convert right-handed z-up to left-handed y-up
 908             v=io.addVertex()
 909             v.pos.x=pos[0]
 910             v.pos.y=pos[2]
 911             v.pos.z=pos[1]
 912             v.normal.x=normal[0]
 913             v.normal.y=normal[2]
 914             v.normal.z=normal[1]
 915             v.uv.x=uv[0]
 916             v.uv.y=1.0-uv[1] # reverse vertical
 917             v.bone0=self.skeleton.indexByName(b0)
 918             v.bone1=self.skeleton.indexByName(b1)
 919             v.weight0=int(100*weight)
 920             v.edge_flag=0 # edge flag, 0: enable edge, 1: not edge
 921
 922         # 面とマテリアル
 923         vertexCount=self.oneSkinMesh.getVertexCount()
 924         for material_name, indices in self.oneSkinMesh.vertexArray.each():
 925             #print('material:', material_name)
 926             m=bl.material.get(material_name)
 927             # マテリアル
 928             material=io.addMaterial()
 929             setMaterialParams(material, m)
 930
 931             material.vertex_count=len(indices)
 932             material.toon_index=0
 933             textures=[os.path.basename(path)
 934                 for path in bl.material.eachTexturePath(m)]
 935             if len(textures)>0:
 936                 material.setTexture(toCP932('*'.join(textures)))
 937             else:
 938                 material.setTexture(toCP932(""))
 939             # 面
 940             for i in indices:
 941                 assert(i<vertexCount)
 942             for i in xrange(0, len(indices), 3):
 943                 # reverse triangle
 944                 io.indices.append(indices[i])
 945                 io.indices.append(indices[i+1])
 946                 io.indices.append(indices[i+2])
 947
 948         # bones
 949         boneNameMap={}
 950         for i, b in enumerate(self.skeleton.bones):
 951             bone=io.addBone()
 952
 953             # name
 954             boneNameMap[b.name]=i
 955             v=englishmap.getUnicodeBoneName(b.name)
 956             if not v:
 957                 v=[b.name, b.name]
 958             assert(v)
 959             cp932=v[1].encode('cp932')
 960             assert(len(cp932)<20)
 961             bone.setName(cp932)
 962
 963             # english name
 964             bone_english_name=toCP932(b.name)
 965             assert(len(bone_english_name)<20)
 966             bone.setEnglishName(bone_english_name)
 967
 968             if len(v)>=3:
 969                 # has type
 970                 if v[2]==5:
 971                     b.ik_index=self.skeleton.indexByName('eyes')
 972                 bone.type=v[2]
 973             else:
 974                 bone.type=b.type
 975
 976             bone.parent_index=b.parent_index
 977             bone.tail_index=b.tail_index
 978             bone.ik_index=b.ik_index
 979
 980             # convert right-handed z-up to left-handed y-up
 981             bone.pos.x=b.pos[0] if not near(b.pos[0], 0) else 0
 982             bone.pos.y=b.pos[2] if not near(b.pos[2], 0) else 0
 983             bone.pos.z=b.pos[1] if not near(b.pos[1], 0) else 0
 984
 985         # IK
 986         for ik in self.skeleton.ik_list:
 987             solver=io.addIK()
 988             solver.index=self.skeleton.getIndex(ik.target)
 989             solver.target=self.skeleton.getIndex(ik.effector)
 990             solver.length=ik.length
 991             b=self.skeleton.bones[ik.effector.parent_index]
 992             for i in xrange(solver.length):
 993                 solver.children.append(self.skeleton.getIndex(b))
 994                 b=self.skeleton.bones[b.parent_index]
 995             solver.iterations=ik.iterations
 996             solver.weight=ik.weight
 997
 998         # 表情
 999         for i, m in enumerate(self.oneSkinMesh.morphList):
1000             # morph
1001             morph=io.addMorph()
1002
1003             v=englishmap.getUnicodeSkinName(m.name)
1004             if not v:
1005                 v=[m.name, m.name, 0]
1006             assert(v)
1007             cp932=v[1].encode('cp932')
1008             morph.setName(cp932)
1009             morph.setEnglishName(m.name.encode('cp932'))
1010             m.type=v[2]
1011             morph.type=v[2]
1012             for index, offset in m.offsets:
1013                 # convert right-handed z-up to left-handed y-up
1014                 morph.append(index, offset[0], offset[2], offset[1])
1015             morph.vertex_count=len(m.offsets)
1016
1017         # 表情枠
1018         # type==0はbase
1019         for i, m in enumerate(self.oneSkinMesh.morphList):
1020             if m.type==3:
1021                 io.face_list.append(i)
1022         for i, m in enumerate(self.oneSkinMesh.morphList):
1023             if m.type==2:
1024                 io.face_list.append(i)
1025         for i, m in enumerate(self.oneSkinMesh.morphList):
1026             if m.type==1:
1027                 io.face_list.append(i)
1028         for i, m in enumerate(self.oneSkinMesh.morphList):
1029             if m.type==4:
1030                 io.face_list.append(i)
1031
1032         # ボーングループ
1033         for g in self.skeleton.bone_groups:
1034             boneDisplayName=io.addBoneGroup()
1035             # name
1036             name=englishmap.getUnicodeBoneGroupName(g[0])
1037             if not name:
1038                 name=g[0]
1039             boneDisplayName.setName(toCP932(name+'\n'))
1040             # english
1041             englishName=g[0]
1042             boneDisplayName.setEnglishName(toCP932(englishName+'\n'))
1043
1044         # ボーングループメンバー
1045         for i, b in enumerate(self.skeleton.bones):
1046             if i==0:
1047                continue
1048             if b.type in [6, 7]:
1049                continue
1050             io.addBoneDisplay(i, self.skeleton.getBoneGroup(b))
1051
1052         #assert(len(io.bones)==len(io.bone_display_list)+1)
1053
1054         # English
1055         io.setEnglishName(toCP932("blender export\n"))
1056         io.setEnglishComment(toCP932("blender export comment"))
1057
1058         # toon
1059         toonMeshObject=None
1060         for o in scene.objects:
1061             if o.name.startswith(TOON_TEXTURE_OBJECT):
1062                 toonMeshObject=o
1063                 break
1064         if toonMeshObject:
1065             toonMesh=bl.object.getData(toonMeshObject)
1066             toonMaterial=bl.mesh.getMaterial(toonMesh, 0)
1067             for i in range(10):
1068                 t=bl.material.getTexture(toonMaterial, i)
1069                 if t:
1070                     io.getToonTexture(i).setName(toCP932(t.name))
1071                 else:
1072                     io.getToonTexture(i).setName(toCP932("toon%02d.bmp\n" % i))
1073         else:
1074             for i in range(10):
1075                 io.getToonTexture(i).setName(toCP932("toon%02d.bmp\n" % i))
1076
1077         # rigid body
1078         rigidNameMap={}
1079         for i, obj in enumerate(self.oneSkinMesh.rigidbodies):
1080             rigidBody=io.addRigidBody()
1081             rigidBody.setName(obj.name.encode('cp932'))
1082             rigidNameMap[obj.name]=i
1083             boneIndex=boneNameMap[obj[RIGID_BONE_NAME]]
1084             if boneIndex==0:
1085                 boneIndex=0xFFFF
1086                 bone=self.skeleton.bones[0]
1087             else:
1088                 bone=self.skeleton.bones[boneIndex]
1089             rigidBody.boneIndex=boneIndex
1090             #rigidBody.position.x=obj[RIGID_LOCATION][0]
1091             #rigidBody.position.y=obj[RIGID_LOCATION][1]
1092             #rigidBody.position.z=obj[RIGID_LOCATION][2]
1093             rigidBody.position.x=obj.location.x-bone.pos[0]
1094             rigidBody.position.y=obj.location.z-bone.pos[2]
1095             rigidBody.position.z=obj.location.y-bone.pos[1]
1096             rigidBody.rotation.x=-obj.rotation_euler[0]
1097             rigidBody.rotation.y=-obj.rotation_euler[2]
1098             rigidBody.rotation.z=-obj.rotation_euler[1]
1099             rigidBody.processType=obj[RIGID_PROCESS_TYPE]
1100             rigidBody.group=obj[RIGID_GROUP]
1101             rigidBody.target=obj[RIGID_INTERSECTION_GROUP]
1102             rigidBody.weight=obj[RIGID_WEIGHT]
1103             rigidBody.linearDamping=obj[RIGID_LINEAR_DAMPING]
1104             rigidBody.angularDamping=obj[RIGID_ANGULAR_DAMPING]
1105             rigidBody.restitution=obj[RIGID_RESTITUTION]
1106             rigidBody.friction=obj[RIGID_FRICTION]
1107             if obj[RIGID_SHAPE_TYPE]==0:
1108                 rigidBody.shapeType=pmd.SHAPE_SPHERE
1109                 rigidBody.w=obj.scale[0]
1110             elif obj[RIGID_SHAPE_TYPE]==1:
1111                 rigidBody.shapeType=pmd.SHAPE_BOX
1112                 rigidBody.w=obj.scale[0]
1113                 rigidBody.d=obj.scale[1]
1114                 rigidBody.h=obj.scale[2]
1115             elif obj[RIGID_SHAPE_TYPE]==2:
1116                 rigidBody.shapeType=pmd.SHAPE_CAPSULE
1117                 rigidBody.w=obj.scale[0]
1118                 rigidBody.h=obj.scale[2]
1119
1120         # constraint
1121         for obj in self.oneSkinMesh.constraints:
1122             constraint=io.addConstraint()
1123             constraint.setName(obj[CONSTRAINT_NAME].encode('cp932'))
1124             constraint.rigidA=rigidNameMap[obj[CONSTRAINT_A]]
1125             constraint.rigidB=rigidNameMap[obj[CONSTRAINT_B]]
1126             constraint.pos.x=obj.location[0]
1127             constraint.pos.y=obj.location[2]
1128             constraint.pos.z=obj.location[1]
1129             constraint.rot.x=-obj.rotation_euler[0]
1130             constraint.rot.y=-obj.rotation_euler[2]
1131             constraint.rot.z=-obj.rotation_euler[1]
1132             constraint.constraintPosMin.x=obj[CONSTRAINT_POS_MIN][0]
1133             constraint.constraintPosMin.y=obj[CONSTRAINT_POS_MIN][1]
1134             constraint.constraintPosMin.z=obj[CONSTRAINT_POS_MIN][2]
1135             constraint.constraintPosMax.x=obj[CONSTRAINT_POS_MAX][0]
1136             constraint.constraintPosMax.y=obj[CONSTRAINT_POS_MAX][1]
1137             constraint.constraintPosMax.z=obj[CONSTRAINT_POS_MAX][2]
1138             constraint.constraintRotMin.x=obj[CONSTRAINT_ROT_MIN][0]
1139             constraint.constraintRotMin.y=obj[CONSTRAINT_ROT_MIN][1]
1140             constraint.constraintRotMin.z=obj[CONSTRAINT_ROT_MIN][2]
1141             constraint.constraintRotMax.x=obj[CONSTRAINT_ROT_MAX][0]
1142             constraint.constraintRotMax.y=obj[CONSTRAINT_ROT_MAX][1]
1143             constraint.constraintRotMax.z=obj[CONSTRAINT_ROT_MAX][2]
1144             constraint.springPos.x=obj[CONSTRAINT_SPRING_POS][0]
1145             constraint.springPos.y=obj[CONSTRAINT_SPRING_POS][1]
1146             constraint.springPos.z=obj[CONSTRAINT_SPRING_POS][2]
1147             constraint.springRot.x=obj[CONSTRAINT_SPRING_ROT][0]
1148             constraint.springRot.y=obj[CONSTRAINT_SPRING_ROT][1]
1149             constraint.springRot.z=obj[CONSTRAINT_SPRING_ROT][2]
1150
1151         # 書き込み
1152         bl.message('write %s' % path)
1153         return io.write(path)
1154
1155
1156 def __execute(filename, scene):
1157     if not scene.objects.active:
1158         print("abort. no active object.")
1159         return
1160
1161     active=bl.object.getActive()
1162     exporter=PmdExporter()
1163     exporter.setup(scene)
1164     exporter.write(filename, scene)
1165     bl.object.activate(active)
1166
1167
1168 if isBlender24():
1169     # for 2.4
1170     def execute_24(filename):
1171         scene = bpy.data.scenes.active
1172         bl.initialize('pmd_export', scene)
1173         __execute(filename.decode(bl.INTERNAL_ENCODING), scene)
1174         bl.finalize()
1175
1176     Blender.Window.FileSelector(
1177              execute_24,
1178              'Export Metasequoia PMD',
1179              Blender.sys.makename(ext='.pmd'))
1180
1181 else:
1182     # for 2.5
1183     def execute_25(filename, scene):
1184         bl.initialize('pmd_export', scene)
1185         __execute(filename, scene)
1186         bl.finalize()
1187
1188     # operator
1189     class EXPORT_OT_pmd(bpy.types.Operator):
1190         '''Save a Metasequoia PMD file.'''
1191         bl_idname = "export_scene.pmd"
1192         bl_label = 'Export PMD'
1193
1194         # List of operator properties, the attributes will be assigned
1195         # to the class instance from the operator settings before calling.
1196
1197         path = StringProperty(
1198                 name="File Path",
1199                 description="File path used for exporting the PMD file",
1200                 maxlen= 1024,
1201                 default= ""
1202                 )
1203         filename = StringProperty(
1204                 name="File Name",
1205                 description="Name of the file.")
1206         directory = StringProperty(
1207                 name="Directory",
1208                 description="Directory of the file.")
1209
1210         check_existing = BoolProperty(
1211                 name="Check Existing",
1212                 description="Check and warn on overwriting existing files",
1213                 default=True,
1214                 options=set('HIDDEN'))
1215
1216         def execute(self, context):
1217             execute_25(
1218                     self.properties.path,
1219                     context.scene
1220                     )
1221             return 'FINISHED'
1222
1223         def invoke(self, context, event):
1224             wm=context.manager
1225             wm.add_fileselect(self)
1226             return 'RUNNING_MODAL'
1227
1228     # register menu
1229     def menu_func(self, context):
1230         #default_path=bpy.data.filename.replace(".blend", ".pmd")
1231         self.layout.operator(
1232                 EXPORT_OT_pmd.bl_idname,
1233                 text="Miku Miku Dance Model(.pmd)")#.path=default_path
1234
1235     def register():
1236         bpy.types.register(EXPORT_OT_pmd)
1237         bpy.types.INFO_MT_file_export.append(menu_func)
1238
1239     def unregister():
1240         bpy.types.unregister(EXPORT_OT_pmd)
1241         bpy.types.INFO_MT_file_export.remove(menu_func)
1242
1243     if __name__ == "__main__":
1244         register()
1245