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