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