blender25-meshio/export_pmd.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__= "2.5"
  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 1.6 20100710: toon texture & bone group.
  26 1.7 20100711: separate vertex with normal or uv.
  27 2.0 20100724: update for Blender2.53.
  28 2.1 20100731: add full python module.
  29 2.2 20101005: update for Blender2.54.
  30 2.3 20101228: update for Blender2.55.
  31 2.4 20110429: update for Blender2.57b.
  32 2.5 20110522: implement RigidBody and Constraint.
  33 """
  34
  35 bl_addon_info = {
  36         'category': 'Import/Export',
  37         'name': 'Export: MikuMikuDance Model Format (.pmd)',
  38         'author': 'ousttrue',
  39         'version': (2, 2),
  40         'blender': (2, 5, 3),
  41         'location': 'File > Export',
  42         'description': 'Export to the MikuMikuDance Model Format (.pmd)',
  43         'warning': '', # used for warning icon and text in addons panel
  44         'wiki_url': 'http://sourceforge.jp/projects/meshio/wiki/FrontPage',
  45         'tracker_url': 'http://sourceforge.jp/ticket/newticket.php?group_id=5081',
  46         }
  47
  48 MMD_SHAPE_GROUP_NAME='_MMD_SHAPE'
  49 MMD_MB_NAME='mb_name'
  50 MMD_MB_COMMENT='mb_comment'
  51 MMD_COMMENT='comment'
  52 BASE_SHAPE_NAME='Basis'
  53 RIGID_NAME='rigid_name'
  54 RIGID_SHAPE_TYPE='rigid_shape_type'
  55 RIGID_PROCESS_TYPE='rigid_process_type'
  56 RIGID_BONE_NAME='rigid_bone_name'
  57 #RIGID_LOCATION='rigid_loation'
  58 RIGID_GROUP='ribid_group'
  59 RIGID_INTERSECTION_GROUP='rigid_intersection_group'
  60 RIGID_WEIGHT='rigid_weight'
  61 RIGID_LINEAR_DAMPING='rigid_linear_damping'
  62 RIGID_ANGULAR_DAMPING='rigid_angular_damping'
  63 RIGID_RESTITUTION='rigid_restitution'
  64 RIGID_FRICTION='rigid_friction'
  65 CONSTRAINT_NAME='constraint_name'
  66 CONSTRAINT_A='const_a'
  67 CONSTRAINT_B='const_b'
  68 CONSTRAINT_POS_MIN='const_pos_min'
  69 CONSTRAINT_POS_MAX='const_pos_max'
  70 CONSTRAINT_ROT_MIN='const_rot_min'
  71 CONSTRAINT_ROT_MAX='const_rot_max'
  72 CONSTRAINT_SPRING_POS='const_spring_pos'
  73 CONSTRAINT_SPRING_ROT='const_spring_rot'
  74 TOON_TEXTURE_OBJECT='ToonTextures'
  75
  76
  77 ###############################################################################
  78 # import
  79 ###############################################################################
  80 import os
  81 import sys
  82
  83 try:
  84     # C extension
  85     from meshio import pmd, englishmap
  86     print('use meshio C module')
  87 except ImportError:
  88     # full python
  89     from .pymeshio import englishmap
  90     from .pymeshio import pmd
  91
  92
  93 # for 2.5
  94 import bpy
  95 import mathutils
  96
  97 # wrapper
  98 from . import bl25 as bl
  99
 100 xrange=range
 101
 102 def setMaterialParams(material, m):
 103     # diffuse
 104     material.diffuse.r=m.diffuse_color[0]
 105     material.diffuse.g=m.diffuse_color[1]
 106     material.diffuse.b=m.diffuse_color[2]
 107     material.diffuse.a=m.alpha
 108     # specular
 109     material.shinness=0 if m.specular_toon_size<1e-5 else m.specular_hardness*10
 110     material.specular.r=m.specular_color[0]
 111     material.specular.g=m.specular_color[1]
 112     material.specular.b=m.specular_color[2]
 113     # ambient
 114     material.ambient.r=m.mirror_color[0]
 115     material.ambient.g=m.mirror_color[1]
 116     material.ambient.b=m.mirror_color[2]
 117     # flag
 118     material.flag=1 if m.subsurface_scattering.use else 0
 119     # toon
 120     material.toon_index=7
 121
 122 def toCP932(s):
 123     return s.encode('cp932')
 124
 125
 126 class Node(object):
 127     __slots__=['o', 'children']
 128     def __init__(self, o):
 129         self.o=o
 130         self.children=[]
 131
 132
 133 ###############################################################################
 134 # Blenderのメッシュをワンスキンメッシュ化する
 135 ###############################################################################
 136 def near(x, y, EPSILON=1e-5):
 137     d=x-y
 138     return d>=-EPSILON and d<=EPSILON
 139
 140
 141 class VertexAttribute(object):
 142     __slots__=[
 143             'nx', 'ny', 'nz', # normal
 144             'u', 'v', # uv
 145             ]
 146     def __init__(self, nx, ny, nz, u, v):
 147         self.nx=nx
 148         self.ny=ny
 149         self.nz=nz
 150         self.u=u
 151         self.v=v
 152
 153     def __str__(self):
 154         return "<vkey: %f, %f, %f, %f, %f>" % (
 155                 self.nx, self.ny, self.nz, self.u, self.v)
 156
 157     def __hash__(self):
 158         return int(100*(self.nx + self.ny + self.nz + self.u + self.v))
 159
 160     def __eq__(self, rhs):
 161         return self.nx==rhs.nx and self.ny==rhs.ny and self.nz==rhs.nz and self.u==rhs.u and self.v==rhs.v
 162
 163
 164 class VertexKey(object):
 165     __slots__=[
 166             'obj_index', 'index',
 167             ]
 168
 169     def __init__(self, obj_index, index):
 170         self.obj_index=obj_index
 171         self.index=index
 172
 173     def __str__(self):
 174         return "<vkey: %d, %d>" % (self.obj_index, self.index)
 175
 176     def __hash__(self):
 177         return self.index*100+self.obj_index
 178
 179     def __eq__(self, rhs):
 180         return self.obj_index==rhs.obj_index and self.index==rhs.index
 181
 182
 183 class VertexArray(object):
 184     """
 185     頂点配列
 186     """
 187     __slots__=[
 188             'indexArrays',
 189             'positions',
 190             'attributes', # normal and uv
 191             'b0', 'b1', 'weight',
 192             'vertexMap',
 193             'objectMap',
 194             ]
 195     def __init__(self):
 196         # indexArrays split with each material
 197         self.indexArrays={}
 198
 199         self.positions=[]
 200         self.attributes=[]
 201         self.b0=[]
 202         self.b1=[]
 203         self.weight=[]
 204
 205         self.vertexMap={}
 206         self.objectMap={}
 207
 208     def __str__(self):
 209         return "<VertexArray %d positions, %d indexArrays>" % (
 210                 len(self.positions), len(self.indexArrays))
 211
 212     def zip(self):
 213         return zip(
 214                 self.positions, self.attributes,
 215                 self.b0, self.b1, self.weight)
 216
 217     def each(self):
 218         keys=[key for key in self.indexArrays.keys()]
 219         keys.sort()
 220         for key in keys:
 221             yield(key, self.indexArrays[key])
 222
 223     def __addOrGetIndex(self, obj_index, base_index, pos, normal, uv, b0, b1, weight0):
 224         key=VertexKey(obj_index, base_index)
 225         attribute=VertexAttribute(
 226                 normal[0], normal[1], normal[2],
 227                 uv[0], uv[1])
 228         if key in self.vertexMap:
 229             if attribute in self.vertexMap[key]:
 230                 return self.vertexMap[key][attribute]
 231             else:
 232                 return self.__addVertex(self.vertexMap[key],
 233                         pos, attribute, b0, b1, weight0)
 234         else:
 235             vertexMapKey={}
 236             self.vertexMap[key]=vertexMapKey
 237             return self.__addVertex(vertexMapKey,
 238                     pos, attribute, b0, b1, weight0)
 239
 240     def __addVertex(self, vertexMapKey, pos, attribute, b0, b1, weight0):
 241         index=len(self.positions)
 242         vertexMapKey[attribute]=index
 243         # position
 244         self.positions.append((pos.x, pos.y, pos.z))
 245         # unique attribute
 246         self.attributes.append(attribute)
 247         # shared attribute
 248         self.b0.append(b0)
 249         self.b1.append(b1)
 250         self.weight.append(weight0)
 251         assert(index<=65535)
 252         return index
 253
 254     def getMappedIndex(self, obj_name, base_index):
 255         return self.vertexMap[VertexKey(self.objectMap[obj_name], base_index)]
 256
 257     def addTriangle(self,
 258             object_name, material,
 259             base_index0, base_index1, base_index2,
 260             pos0, pos1, pos2,
 261             n0, n1, n2,
 262             uv0, uv1, uv2,
 263             b0_0, b0_1, b0_2,
 264             b1_0, b1_1, b1_2,
 265             weight0, weight1, weight2
 266             ):
 267         if object_name in self.objectMap:
 268             obj_index=self.objectMap[object_name]
 269         else:
 270             obj_index=len(self.objectMap)
 271             self.objectMap[object_name]=obj_index
 272         index0=self.__addOrGetIndex(obj_index, base_index0, pos0, n0, uv0, b0_0, b1_0, weight0)
 273         index1=self.__addOrGetIndex(obj_index, base_index1, pos1, n1, uv1, b0_1, b1_1, weight1)
 274         index2=self.__addOrGetIndex(obj_index, base_index2, pos2, n2, uv2, b0_2, b1_2, weight2)
 275
 276         if not material in self.indexArrays:
 277             self.indexArrays[material]=[]
 278         self.indexArrays[material]+=[index0, index1, index2]
 279
 280
 281 class Morph(object):
 282     __slots__=['name', 'type', 'offsets']
 283     def __init__(self, name, type):
 284         self.name=name
 285         self.type=type
 286         self.offsets=[]
 287
 288     def add(self, index, offset):
 289         self.offsets.append((index, offset))
 290
 291     def sort(self):
 292         self.offsets.sort(key=lambda e: e[0])
 293
 294     def __str__(self):
 295         return "<Morph %s>" % self.name
 296
 297 class IKSolver(object):
 298     __slots__=['target', 'effector', 'length', 'iterations', 'weight']
 299     def __init__(self, target, effector, length, iterations, weight):
 300         self.target=target
 301         self.effector=effector
 302         self.length=length
 303         self.iterations=iterations
 304         self.weight=weight
 305
 306
 307 class OneSkinMesh(object):
 308     __slots__=['vertexArray', 'morphList', 'rigidbodies', 'constraints', ]
 309     def __init__(self):
 310         self.vertexArray=VertexArray()
 311         self.morphList=[]
 312         self.rigidbodies=[]
 313         self.constraints=[]
 314
 315     def __str__(self):
 316         return "<OneSkinMesh %s, morph:%d>" % (
 317                 self.vertexArray,
 318                 len(self.morphList))
 319
 320     def addMesh(self, obj):
 321         if not bl.object.isVisible(obj):
 322             return
 323         self.__mesh(obj)
 324         self.__skin(obj)
 325         self.__rigidbody(obj)
 326         self.__constraint(obj)
 327
 328     def __getWeightMap(self, obj, mesh):
 329         # bone weight
 330         weightMap={}
 331         secondWeightMap={}
 332         def setWeight(i, name, w):
 333             if w>0:
 334                 if i in weightMap:
 335                     if i in secondWeightMap:
 336                         # 上位２つのweightを採用する
 337                         if w<secondWeightMap[i][1]:
 338                             pass
 339                         elif w<weightMap[i][1]:
 340                             # ２つ目を入れ替え
 341                             secondWeightMap[i]=(name, w)
 342                         else:
 343                             # １つ目を入れ替え
 344                             weightMap[i]=(name, w)
 345                     else:
 346                         if w>weightMap[i][1]:
 347                             # 多い方をweightMapに
 348                             secondWeightMap[i]=weightMap[i]
 349                             weightMap[i]=(name, w)
 350                         else:
 351                             secondWeightMap[i]=(name, w)
 352                 else:
 353                     weightMap[i]=(name, w)
 354
 355         # ToDo bone weightと関係ないvertex groupを除外する
 356         for i, v in enumerate(mesh.vertices):
 357             if len(v.groups)>0:
 358                 for g in v.groups:
 359                     setWeight(i, obj.vertex_groups[g.group].name, g.weight)
 360             else:
 361                 setWeight(i, obj.vertex_groups[0].name, 1)
 362
 363         # 合計値が1になるようにする
 364         for i in xrange(len(mesh.vertices)):
 365             if i in secondWeightMap:
 366                 secondWeightMap[i]=(secondWeightMap[i][0], 1.0-weightMap[i][1])
 367             elif i in weightMap:
 368                 weightMap[i]=(weightMap[i][0], 1.0)
 369                 secondWeightMap[i]=("", 0)
 370             else:
 371                 print("no weight vertex")
 372                 weightMap[i]=("", 0)
 373                 secondWeightMap[i]=("", 0)
 374
 375         return weightMap, secondWeightMap
 376
 377     def __processFaces(self, obj_name, mesh, weightMap, secondWeightMap):
 378         # 各面の処理
 379         for i, face in enumerate(mesh.faces):
 380             faceVertexCount=bl.face.getVertexCount(face)
 381             material=mesh.materials[bl.face.getMaterialIndex(face)]
 382             v=[mesh.vertices[index] for index in bl.face.getVertices(face)]
 383             uv=bl.mesh.getFaceUV(
 384                     mesh, i, face, bl.face.getVertexCount(face))
 385             # flip triangle
 386             if faceVertexCount==3:
 387                 # triangle
 388                 self.vertexArray.addTriangle(
 389                         obj_name, material.name,
 390                         v[2].index,
 391                         v[1].index,
 392                         v[0].index,
 393                         v[2].co,
 394                         v[1].co,
 395                         v[0].co,
 396                         bl.vertex.getNormal(v[2]),
 397                         bl.vertex.getNormal(v[1]),
 398                         bl.vertex.getNormal(v[0]),
 399                         uv[2],
 400                         uv[1],
 401                         uv[0],
 402                         weightMap[v[2].index][0],
 403                         weightMap[v[1].index][0],
 404                         weightMap[v[0].index][0],
 405                         secondWeightMap[v[2].index][0],
 406                         secondWeightMap[v[1].index][0],
 407                         secondWeightMap[v[0].index][0],
 408                         weightMap[v[2].index][1],
 409                         weightMap[v[1].index][1],
 410                         weightMap[v[0].index][1]
 411                         )
 412             elif faceVertexCount==4:
 413                 # quadrangle
 414                 self.vertexArray.addTriangle(
 415                         obj_name, material.name,
 416                         v[2].index,
 417                         v[1].index,
 418                         v[0].index,
 419                         v[2].co,
 420                         v[1].co,
 421                         v[0].co,
 422                         bl.vertex.getNormal(v[2]),
 423                         bl.vertex.getNormal(v[1]),
 424                         bl.vertex.getNormal(v[0]),
 425                         uv[2],
 426                         uv[1],
 427                         uv[0],
 428                         weightMap[v[2].index][0],
 429                         weightMap[v[1].index][0],
 430                         weightMap[v[0].index][0],
 431                         secondWeightMap[v[2].index][0],
 432                         secondWeightMap[v[1].index][0],
 433                         secondWeightMap[v[0].index][0],
 434                         weightMap[v[2].index][1],
 435                         weightMap[v[1].index][1],
 436                         weightMap[v[0].index][1]
 437                         )
 438                 self.vertexArray.addTriangle(
 439                         obj_name, material.name,
 440                         v[0].index,
 441                         v[3].index,
 442                         v[2].index,
 443                         v[0].co,
 444                         v[3].co,
 445                         v[2].co,
 446                         bl.vertex.getNormal(v[0]),
 447                         bl.vertex.getNormal(v[3]),
 448                         bl.vertex.getNormal(v[2]),
 449                         uv[0],
 450                         uv[3],
 451                         uv[2],
 452                         weightMap[v[0].index][0],
 453                         weightMap[v[3].index][0],
 454                         weightMap[v[2].index][0],
 455                         secondWeightMap[v[0].index][0],
 456                         secondWeightMap[v[3].index][0],
 457                         secondWeightMap[v[2].index][0],
 458                         weightMap[v[0].index][1],
 459                         weightMap[v[3].index][1],
 460                         weightMap[v[2].index][1]
 461                         )
 462
 463     def __mesh(self, obj):
 464         if RIGID_SHAPE_TYPE in obj:
 465             return
 466         if CONSTRAINT_A in obj:
 467             return
 468
 469         #if not bl.modifier.hasType(obj, 'ARMATURE'):
 470         #    return
 471
 472         bl.message("export: %s" % obj.name)
 473
 474         # 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
 475         copyMesh, copyObj=bl.object.duplicate(obj)
 476         if len(copyMesh.vertices)>0:
 477             # apply transform
 478             copyObj.scale=obj.scale
 479             bpy.ops.object.transform_apply(scale=True)
 480             copyObj.rotation_euler=obj.rotation_euler
 481             bpy.ops.object.transform_apply(rotation=True)
 482             copyObj.location=obj.location
 483             bpy.ops.object.transform_apply(location=True)
 484             # apply modifier
 485             for m in [m for m in copyObj.modifiers]:
 486                 if m.type=='SOLIDFY':
 487                     continue
 488                 elif m.type=='ARMATURE':
 489                     continue
 490                 elif m.type=='MIRROR':
 491                     bpy.ops.object.modifier_apply(modifier=m.name)
 492                 else:
 493                     print(m.type)
 494
 495             weightMap, secondWeightMap=self.__getWeightMap(copyObj, copyMesh)
 496             self.__processFaces(obj.name, copyMesh, weightMap, secondWeightMap)
 497         bl.object.delete(copyObj)
 498
 499     def createEmptyBasicSkin(self):
 500         self.__getOrCreateMorph('base', 0)
 501
 502     def __skin(self, obj):
 503         if not bl.object.hasShapeKey(obj):
 504             return
 505
 506         indexRelativeMap={}
 507         blenderMesh=bl.object.getData(obj)
 508         baseMorph=None
 509
 510         # shape keys
 511         vg=bl.object.getVertexGroup(obj, MMD_SHAPE_GROUP_NAME)
 512
 513         # base
 514         used=set()
 515         for b in bl.object.getShapeKeys(obj):
 516             if b.name==BASE_SHAPE_NAME:
 517                 baseMorph=self.__getOrCreateMorph('base', 0)
 518                 basis=b
 519
 520                 relativeIndex=0
 521                 for index in vg:
 522                     v=bl.shapekey.getByIndex(b, index)
 523                     pos=[v[0], v[1], v[2]]
 524
 525                     indices=self.vertexArray.getMappedIndex(obj.name, index)
 526                     for attribute, i in indices.items():
 527                         if i in used:
 528                             continue
 529                         used.add(i)
 530
 531                         baseMorph.add(i, pos)
 532                         indexRelativeMap[i]=relativeIndex
 533                         relativeIndex+=1
 534
 535                 break
 536         assert(basis)
 537         print(basis.name, len(baseMorph.offsets))
 538
 539         if len(baseMorph.offsets)==0:
 540             return
 541
 542         # shape keys
 543         for b in bl.object.getShapeKeys(obj):
 544             if b.name==BASE_SHAPE_NAME:
 545                 continue
 546
 547             print(b.name)
 548             morph=self.__getOrCreateMorph(b.name, 4)
 549             used=set()
 550             for index, src, dst in zip(
 551                     xrange(len(blenderMesh.vertices)),
 552                     bl.shapekey.get(basis),
 553                     bl.shapekey.get(b)):
 554                 offset=[dst[0]-src[0], dst[1]-src[1], dst[2]-src[2]]
 555                 if offset[0]==0 and offset[1]==0 and offset[2]==0:
 556                     continue
 557                 if index in vg:
 558                     indices=self.vertexArray.getMappedIndex(obj.name, index)
 559                     for attribute, i in indices.items():
 560                         if i in used:
 561                             continue
 562                         used.add(i)
 563                         morph.add(indexRelativeMap[i], offset)
 564             assert(len(morph.offsets)<len(baseMorph.offsets))
 565
 566         # sort skinmap
 567         original=self.morphList[:]
 568         def getIndex(morph):
 569             for i, v in enumerate(englishmap.skinMap):
 570                 if v[0]==morph.name:
 571                     return i
 572             print(morph)
 573             return len(englishmap.skinMap)
 574         self.morphList.sort(key=getIndex)
 575
 576     def __rigidbody(self, obj):
 577         if not RIGID_SHAPE_TYPE in obj:
 578             return
 579         self.rigidbodies.append(obj)
 580
 581     def __constraint(self, obj):
 582         if not CONSTRAINT_A in obj:
 583             return
 584         self.constraints.append(obj)
 585
 586     def __getOrCreateMorph(self, name, type):
 587         for m in self.morphList:
 588             if m.name==name:
 589                 return m
 590         m=Morph(name, type)
 591         self.morphList.append(m)
 592         return m
 593
 594     def getVertexCount(self):
 595         return len(self.vertexArray.positions)
 596
 597
 598 class Bone(object):
 599     __slots__=['index', 'name', 'ik_index',
 600             'pos', 'tail', 'parent_index', 'tail_index', 'type', 'isConnect']
 601     def __init__(self, name, pos, tail, isConnect):
 602         self.index=-1
 603         self.name=name
 604         self.pos=pos
 605         self.tail=tail
 606         self.parent_index=None
 607         self.tail_index=None
 608         self.type=0
 609         self.isConnect=isConnect
 610         self.ik_index=0
 611
 612     def __eq__(self, rhs):
 613         return self.index==rhs.index
 614
 615     def __str__(self):
 616         return "<Bone %s %d>" % (self.name, self.type)
 617
 618 class BoneBuilder(object):
 619     __slots__=['bones', 'boneMap', 'ik_list', 'bone_groups',]
 620     def __init__(self):
 621         self.bones=[]
 622         self.boneMap={}
 623         self.ik_list=[]
 624         self.bone_groups=[]
 625
 626     def getBoneGroup(self, bone):
 627         for i, g in enumerate(self.bone_groups):
 628             for b in g[1]:
 629                 if b==bone.name:
 630                     return i+1
 631         print('no gorup', bone)
 632         return 0
 633
 634     def build(self, armatureObj):
 635         if not armatureObj:
 636             return
 637
 638         bl.message("build skeleton")
 639         armature=bl.object.getData(armatureObj)
 640
 641         ####################
 642         # bone group
 643         ####################
 644         for g in bl.object.boneGroups(armatureObj):
 645             self.bone_groups.append((g.name, []))
 646
 647         ####################
 648         # get bones
 649         ####################
 650         for b in armature.bones.values():
 651             if not b.parent:
 652                 # root bone
 653                 bone=Bone(b.name,
 654                         bl.bone.getHeadLocal(b),
 655                         bl.bone.getTailLocal(b),
 656                         False)
 657                 self.__addBone(bone)
 658                 self.__getBone(bone, b)
 659
 660         for b in armature.bones.values():
 661             if not b.parent:
 662                 self.__checkConnection(b, None)
 663
 664         ####################
 665         # get IK
 666         ####################
 667         pose = bl.object.getPose(armatureObj)
 668         for b in pose.bones.values():
 669             ####################
 670             # assing bone group
 671             ####################
 672             self.__assignBoneGroup(b, b.bone_group)
 673             for c in b.constraints:
 674                 if bl.constraint.isIKSolver(c):
 675                     ####################
 676                     # IK target
 677                     ####################
 678                     target=self.__boneByName(bl.constraint.ikTarget(c))
 679                     target.type=2
 680
 681                     ####################
 682                     # IK effector
 683                     ####################
 684                     # IK 接続先
 685                     link=self.__boneByName(b.name)
 686                     link.type=6
 687
 688                     # IK chain
 689                     e=b.parent
 690                     chainLength=bl.constraint.ikChainLen(c)
 691                     for i in range(chainLength):
 692                         # IK影響下
 693                         chainBone=self.__boneByName(e.name)
 694                         chainBone.type=4
 695                         chainBone.ik_index=target.index
 696                         e=e.parent
 697                     self.ik_list.append(
 698                             IKSolver(target, link, chainLength,
 699                                 int(bl.constraint.ikItration(c) * 0.1),
 700                                 bl.constraint.ikRotationWeight(c)
 701                                 ))
 702
 703         ####################
 704
 705         # boneのsort
 706         self._sortBy()
 707         self._fix()
 708         # IKのsort
 709         def getIndex(ik):
 710             for i, v in enumerate(englishmap.boneMap):
 711                 if v[0]==ik.target.name:
 712                     return i
 713             return len(englishmap.boneMap)
 714         self.ik_list.sort(key=getIndex)
 715
 716     def __assignBoneGroup(self, poseBone, boneGroup):
 717         if boneGroup:
 718             for g in self.bone_groups:
 719                 if g[0]==boneGroup.name:
 720                     g[1].append(poseBone.name)
 721
 722     def __checkConnection(self, b, p):
 723         if bl.bone.isConnected(b):
 724             parent=self.__boneByName(p.name)
 725             parent.isConnect=True
 726
 727         for c in b.children:
 728             self.__checkConnection(c, b)
 729
 730     def _sortBy(self):
 731         """
 732         boneMap順に並べ替える
 733         """
 734         boneMap=englishmap.boneMap
 735         original=self.bones[:]
 736         def getIndex(bone):
 737             for i, k_v in enumerate(boneMap):
 738                 if k_v[0]==bone.name:
 739                     return i
 740             print(bone)
 741             return len(boneMap)
 742
 743         self.bones.sort(key=getIndex)
 744
 745         sortMap={}
 746         for i, b in enumerate(self.bones):
 747             src=original.index(b)
 748             sortMap[src]=i
 749         for b in self.bones:
 750             b.index=sortMap[b.index]
 751             if b.parent_index:
 752                 b.parent_index=sortMap[b.parent_index]
 753             if b.tail_index:
 754                 b.tail_index=sortMap[b.tail_index]
 755             if b.ik_index>0:
 756                 b.ik_index=sortMap[b.ik_index]
 757
 758     def _fix(self):
 759         """
 760         調整
 761         """
 762         for b in self.bones:
 763             # parent index
 764             if b.parent_index==None:
 765                 b.parent_index=0xFFFF
 766             else:
 767                 if b.type==6 or b.type==7:
 768                     # fix tail bone
 769                     parent=self.bones[b.parent_index]
 770                     #print('parnet', parent.name)
 771                     parent.tail_index=b.index
 772
 773         for b in self.bones:
 774             if b.tail_index==None:
 775                 b.tail_index=0
 776             elif b.type==9:
 777                 b.tail_index==0
 778
 779     def getIndex(self, bone):
 780         for i, b in enumerate(self.bones):
 781             if b==bone:
 782                 return i
 783         assert(false)
 784
 785     def indexByName(self, name):
 786         if name=='':
 787             return 0
 788         else:
 789             return self.getIndex(self.__boneByName(name))
 790
 791     def __boneByName(self, name):
 792         return self.boneMap[name]
 793
 794     def __getBone(self, parent, b):
 795         if len(b.children)==0:
 796             parent.type=7
 797             return
 798
 799         for i, c in enumerate(b.children):
 800             bone=Bone(c.name,
 801                     bl.bone.getHeadLocal(c),
 802                     bl.bone.getTailLocal(c),
 803                     bl.bone.isConnected(c))
 804             self.__addBone(bone)
 805             if parent:
 806                 bone.parent_index=parent.index
 807                 #if i==0:
 808                 if bone.isConnect or (not parent.tail_index and parent.tail==bone.pos):
 809                     parent.tail_index=bone.index
 810             self.__getBone(bone, c)
 811
 812     def __addBone(self, bone):
 813         bone.index=len(self.bones)
 814         self.bones.append(bone)
 815         self.boneMap[bone.name]=bone
 816
 817
 818 class PmdExporter(object):
 819
 820     __slots__=[
 821             'armatureObj',
 822             'oneSkinMesh',
 823             'englishName',
 824             'englishComment',
 825             'name',
 826             'comment',
 827             'skeleton',
 828             ]
 829     def setup(self):
 830         self.armatureObj=None
 831
 832         # 木構造を構築する
 833         object_node_map={}
 834         for o in bl.object.each():
 835             object_node_map[o]=Node(o)
 836         for o in bl.object.each():
 837             node=object_node_map[o]
 838             if node.o.parent:
 839                 object_node_map[node.o.parent].children.append(node)
 840
 841         # ルートを得る
 842         root=object_node_map[bl.object.getActive()]
 843         o=root.o
 844         self.englishName=o.name
 845         self.englishComment=o[MMD_COMMENT] if MMD_COMMENT in o else 'blender export\n'
 846         self.name=o[MMD_MB_NAME] if MMD_MB_NAME in o else 'Blenderエクスポート'
 847         self.comment=o[MMD_MB_COMMENT] if MMD_MB_COMMENT in o else 'Blnderエクスポート\n'
 848
 849         # ワンスキンメッシュを作る
 850         self.oneSkinMesh=OneSkinMesh()
 851         self.__createOneSkinMesh(root)
 852         bl.message(self.oneSkinMesh)
 853         if len(self.oneSkinMesh.morphList)==0:
 854             # create emtpy skin
 855             self.oneSkinMesh.createEmptyBasicSkin()
 856
 857         # skeleton
 858         self.skeleton=BoneBuilder()
 859         self.skeleton.build(self.armatureObj)
 860
 861     def __createOneSkinMesh(self, node):
 862         ############################################################
 863         # search armature modifier
 864         ############################################################
 865         for m in node.o.modifiers:
 866             if bl.modifier.isType(m, 'ARMATURE'):
 867                 armatureObj=bl.modifier.getArmatureObject(m)
 868                 if not self.armatureObj:
 869                     self.armatureObj=armatureObj
 870                 elif self.armatureObj!=armatureObj:
 871                     print("warning! found multiple armature. ignored.",
 872                             armatureObj.name)
 873
 874         if node.o.type.upper()=='MESH':
 875             self.oneSkinMesh.addMesh(node.o)
 876
 877         for child in node.children:
 878             self.__createOneSkinMesh(child)
 879
 880     def write(self, path):
 881         io=pmd.IO()
 882         io.name=self.name
 883         io.comment=self.comment
 884         io.version=1.0
 885
 886         # 頂点
 887         for pos, attribute, b0, b1, weight in self.oneSkinMesh.vertexArray.zip():
 888             # convert right-handed z-up to left-handed y-up
 889             v=io.addVertex()
 890             v.pos.x=pos[0]
 891             v.pos.y=pos[2]
 892             v.pos.z=pos[1]
 893             v.normal.x=attribute.nx
 894             v.normal.y=attribute.ny
 895             v.normal.z=attribute.nz
 896             v.uv.x=attribute.u
 897             v.uv.y=1.0-attribute.v # reverse vertical
 898             v.bone0=self.skeleton.indexByName(b0)
 899             v.bone1=self.skeleton.indexByName(b1)
 900             v.weight0=int(100*weight)
 901             v.edge_flag=0 # edge flag, 0: enable edge, 1: not edge
 902
 903         # 面とマテリアル
 904         vertexCount=self.oneSkinMesh.getVertexCount()
 905         for material_name, indices in self.oneSkinMesh.vertexArray.each():
 906             #print('material:', material_name)
 907             m=bl.material.get(material_name)
 908             # マテリアル
 909             material=io.addMaterial()
 910             setMaterialParams(material, m)
 911
 912             material.vertex_count=len(indices)
 913             material.toon_index=0
 914             textures=[os.path.basename(path)
 915                 for path in bl.material.eachEnalbeTexturePath(m)]
 916             if len(textures)>0:
 917                 material.texture='*'.join(textures)
 918             else:
 919                 material.texture=""
 920             # 面
 921             for i in indices:
 922                 assert(i<vertexCount)
 923             for i in xrange(0, len(indices), 3):
 924                 # reverse triangle
 925                 io.indices.append(indices[i])
 926                 io.indices.append(indices[i+1])
 927                 io.indices.append(indices[i+2])
 928
 929         # bones
 930         boneNameMap={}
 931         for i, b in enumerate(self.skeleton.bones):
 932             bone=io.addBone()
 933
 934             # name
 935             boneNameMap[b.name]=i
 936             v=englishmap.getUnicodeBoneName(b.name)
 937             if not v:
 938                 v=[b.name, b.name]
 939             assert(v)
 940             bone.name=v[1]
 941
 942             # english name
 943             bone_english_name=toCP932(b.name)
 944             assert(len(bone_english_name)<20)
 945             bone.english_name=bone_english_name
 946
 947             if len(v)>=3:
 948                 # has type
 949                 if v[2]==5:
 950                     b.ik_index=self.skeleton.indexByName('eyes')
 951                 bone.type=v[2]
 952             else:
 953                 bone.type=b.type
 954
 955             bone.parent_index=b.parent_index
 956             bone.tail_index=b.tail_index
 957             bone.ik_index=b.ik_index
 958
 959             # convert right-handed z-up to left-handed y-up
 960             bone.pos.x=b.pos[0] if not near(b.pos[0], 0) else 0
 961             bone.pos.y=b.pos[2] if not near(b.pos[2], 0) else 0
 962             bone.pos.z=b.pos[1] if not near(b.pos[1], 0) else 0
 963
 964         # IK
 965         for ik in self.skeleton.ik_list:
 966             solver=io.addIK()
 967             solver.index=self.skeleton.getIndex(ik.target)
 968             solver.target=self.skeleton.getIndex(ik.effector)
 969             solver.length=ik.length
 970             b=self.skeleton.bones[ik.effector.parent_index]
 971             for i in xrange(solver.length):
 972                 solver.children.append(self.skeleton.getIndex(b))
 973                 b=self.skeleton.bones[b.parent_index]
 974             solver.iterations=ik.iterations
 975             solver.weight=ik.weight
 976
 977         # 表情
 978         for i, m in enumerate(self.oneSkinMesh.morphList):
 979             # morph
 980             morph=io.addMorph()
 981
 982             v=englishmap.getUnicodeSkinName(m.name)
 983             if not v:
 984                 v=[m.name, m.name, 0]
 985             assert(v)
 986             morph.name=v[1]
 987             morph.english_name=m.name
 988             m.type=v[2]
 989             morph.type=v[2]
 990             for index, offset in m.offsets:
 991                 # convert right-handed z-up to left-handed y-up
 992                 morph.append(index, offset[0], offset[2], offset[1])
 993             morph.vertex_count=len(m.offsets)
 994
 995         # 表情枠
 996         # type==0はbase
 997         for i, m in enumerate(self.oneSkinMesh.morphList):
 998             if m.type==3:
 999                 io.face_list.append(i)
1000         for i, m in enumerate(self.oneSkinMesh.morphList):
1001             if m.type==2:
1002                 io.face_list.append(i)
1003         for i, m in enumerate(self.oneSkinMesh.morphList):
1004             if m.type==1:
1005                 io.face_list.append(i)
1006         for i, m in enumerate(self.oneSkinMesh.morphList):
1007             if m.type==4:
1008                 io.face_list.append(i)
1009
1010         # ボーングループ
1011         for g in self.skeleton.bone_groups:
1012             boneDisplayName=io.addBoneGroup()
1013             # name
1014             name=englishmap.getUnicodeBoneGroupName(g[0])
1015             if not name:
1016                 name=g[0]
1017             boneDisplayName.name=name+'\n'
1018             # english
1019             englishName=g[0]
1020             boneDisplayName.english_name=englishName+'\n'
1021
1022         # ボーングループメンバー
1023         for i, b in enumerate(self.skeleton.bones):
1024             if i==0:
1025                continue
1026             if b.type in [6, 7]:
1027                continue
1028             io.addBoneDisplay(i, self.skeleton.getBoneGroup(b))
1029
1030         #assert(len(io.bones)==len(io.bone_display_list)+1)
1031
1032         # English
1033         io.english_name=self.englishName
1034         io.english_comment=self.englishComment
1035
1036         # toon
1037         toonMeshObject=None
1038         for o in bl.object.each():
1039             try:
1040                 if o.name.startswith(TOON_TEXTURE_OBJECT):
1041                     toonMeshObject=o
1042             except:
1043                 p(o.name)
1044             break
1045         if toonMeshObject:
1046             toonMesh=bl.object.getData(toonMeshObject)
1047             toonMaterial=bl.mesh.getMaterial(toonMesh, 0)
1048             for i in range(10):
1049                 t=bl.material.getTexture(toonMaterial, i)
1050                 if t:
1051                     io.toon_textures[i]=pmd.encode_string(t.name)
1052                 else:
1053                     io.toon_textures[i]=pmd.encode_string("toon%02d.bmp\n" % i)
1054         else:
1055             for i in range(10):
1056                 io.toon_textures[i]=pmd.encode_string("toon%02d.bmp\n" % i)
1057
1058         # rigid body
1059         rigidNameMap={}
1060         for i, obj in enumerate(self.oneSkinMesh.rigidbodies):
1061             name=obj[RIGID_NAME] if RIGID_NAME in obj else obj.name
1062             #print(name)
1063             rigidBody=pmd.RigidBody(name)
1064             rigidNameMap[name]=i
1065             boneIndex=boneNameMap[obj[RIGID_BONE_NAME]]
1066             if boneIndex==0:
1067                 boneIndex=0xFFFF
1068                 bone=self.skeleton.bones[0]
1069             else:
1070                 bone=self.skeleton.bones[boneIndex]
1071             rigidBody.boneIndex=boneIndex
1072             #rigidBody.position.x=obj[RIGID_LOCATION][0]
1073             #rigidBody.position.y=obj[RIGID_LOCATION][1]
1074             #rigidBody.position.z=obj[RIGID_LOCATION][2]
1075             rigidBody.position.x=obj.location.x-bone.pos[0]
1076             rigidBody.position.y=obj.location.z-bone.pos[2]
1077             rigidBody.position.z=obj.location.y-bone.pos[1]
1078             rigidBody.rotation.x=-obj.rotation_euler[0]
1079             rigidBody.rotation.y=-obj.rotation_euler[2]
1080             rigidBody.rotation.z=-obj.rotation_euler[1]
1081             rigidBody.processType=obj[RIGID_PROCESS_TYPE]
1082             rigidBody.group=obj[RIGID_GROUP]
1083             rigidBody.target=obj[RIGID_INTERSECTION_GROUP]
1084             rigidBody.weight=obj[RIGID_WEIGHT]
1085             rigidBody.linearDamping=obj[RIGID_LINEAR_DAMPING]
1086             rigidBody.angularDamping=obj[RIGID_ANGULAR_DAMPING]
1087             rigidBody.restitution=obj[RIGID_RESTITUTION]
1088             rigidBody.friction=obj[RIGID_FRICTION]
1089             if obj[RIGID_SHAPE_TYPE]==0:
1090                 rigidBody.shapeType=pmd.SHAPE_SPHERE
1091                 rigidBody.w=obj.scale[0]
1092                 rigidBody.d=0
1093                 rigidBody.h=0
1094             elif obj[RIGID_SHAPE_TYPE]==1:
1095                 rigidBody.shapeType=pmd.SHAPE_BOX
1096                 rigidBody.w=obj.scale[0]
1097                 rigidBody.d=obj.scale[1]
1098                 rigidBody.h=obj.scale[2]
1099             elif obj[RIGID_SHAPE_TYPE]==2:
1100                 rigidBody.shapeType=pmd.SHAPE_CAPSULE
1101                 rigidBody.w=obj.scale[0]
1102                 rigidBody.h=obj.scale[2]
1103                 rigidBody.d=0
1104             io.rigidbodies.append(rigidBody)
1105
1106         # constraint
1107         for obj in self.oneSkinMesh.constraints:
1108             constraint=pmd.Constraint(obj[CONSTRAINT_NAME])
1109             constraint.rigidA=rigidNameMap[obj[CONSTRAINT_A]]
1110             constraint.rigidB=rigidNameMap[obj[CONSTRAINT_B]]
1111             constraint.pos.x=obj.location[0]
1112             constraint.pos.y=obj.location[2]
1113             constraint.pos.z=obj.location[1]
1114             constraint.rot.x=-obj.rotation_euler[0]
1115             constraint.rot.y=-obj.rotation_euler[2]
1116             constraint.rot.z=-obj.rotation_euler[1]
1117             constraint.constraintPosMin.x=obj[CONSTRAINT_POS_MIN][0]
1118             constraint.constraintPosMin.y=obj[CONSTRAINT_POS_MIN][1]
1119             constraint.constraintPosMin.z=obj[CONSTRAINT_POS_MIN][2]
1120             constraint.constraintPosMax.x=obj[CONSTRAINT_POS_MAX][0]
1121             constraint.constraintPosMax.y=obj[CONSTRAINT_POS_MAX][1]
1122             constraint.constraintPosMax.z=obj[CONSTRAINT_POS_MAX][2]
1123             constraint.constraintRotMin.x=obj[CONSTRAINT_ROT_MIN][0]
1124             constraint.constraintRotMin.y=obj[CONSTRAINT_ROT_MIN][1]
1125             constraint.constraintRotMin.z=obj[CONSTRAINT_ROT_MIN][2]
1126             constraint.constraintRotMax.x=obj[CONSTRAINT_ROT_MAX][0]
1127             constraint.constraintRotMax.y=obj[CONSTRAINT_ROT_MAX][1]
1128             constraint.constraintRotMax.z=obj[CONSTRAINT_ROT_MAX][2]
1129             constraint.springPos.x=obj[CONSTRAINT_SPRING_POS][0]
1130             constraint.springPos.y=obj[CONSTRAINT_SPRING_POS][1]
1131             constraint.springPos.z=obj[CONSTRAINT_SPRING_POS][2]
1132             constraint.springRot.x=obj[CONSTRAINT_SPRING_ROT][0]
1133             constraint.springRot.y=obj[CONSTRAINT_SPRING_ROT][1]
1134             constraint.springRot.z=obj[CONSTRAINT_SPRING_ROT][2]
1135             io.constraints.append(constraint)
1136
1137         # 書き込み
1138         bl.message('write: %s' % path)
1139         return io.write(path)
1140
1141
1142 def _execute(filepath=''):
1143     active=bl.object.getActive()
1144     if not active:
1145         print("abort. no active object.")
1146         return
1147     exporter=PmdExporter()
1148     exporter.setup()
1149     print(exporter)
1150     exporter.write(filepath)
1151     bl.object.activate(active)
1152
1153