blender26-meshio/bl.py

   1 # coding: utf-8
   2 import os
   3 import sys
   4 import time
   5 import functools
   6
   7 try:
   8     import bpy
   9     import mathutils
  10 except:
  11     pass
  12
  13 FS_ENCODING=sys.getfilesystemencoding()
  14 if os.path.exists(os.path.dirname(sys.argv[0])+"/utf8"):
  15     INTERNAL_ENCODING='utf-8'
  16 else:
  17     INTERNAL_ENCODING=FS_ENCODING
  18
  19 def register():
  20     pass
  21
  22 def unregister():
  23     pass
  24
  25 SCENE=None
  26 def initialize(name, scene):
  27     global SCENE
  28     SCENE=scene
  29     progress_start(name)
  30
  31 def finalize():
  32     scene.update(SCENE)
  33     progress_finish()
  34
  35 def message(msg):
  36     print(msg)
  37
  38 def enterEditMode():
  39     bpy.ops.object.mode_set(mode='EDIT', toggle=False)
  40
  41 def enterObjectMode():
  42     bpy.ops.object.mode_set(mode='OBJECT', toggle=False)
  43
  44 def enterPoseMode():
  45     bpy.ops.object.mode_set(mode='POSE', toggle=False)
  46
  47 def createVector(x, y, z):
  48     return mathutils.Vector([x, y, z])
  49
  50
  51 class Writer(object):
  52     '''
  53     io wrapper
  54     '''
  55     def __init__(self, path, encoding):
  56         self.io=open(path, "wb")
  57         self.encoding=encoding
  58
  59     def write(self, s):
  60         self.io.write(s.encode(self.encoding))
  61
  62     def flush(self):
  63         self.io.flush()
  64
  65     def close(self):
  66         self.io.close()
  67
  68
  69 progressBar=None
  70 class ProgressBar(object):
  71     '''
  72     progress bar wrapper
  73     '''
  74     def __init__(self, base):
  75         print("#### %s ####" % base)
  76         self.base=base
  77         self.start=time.time()
  78         self.set('<start>', 0)
  79
  80     def advance(self, message, progress):
  81         self.progress+=float(progress)
  82         self._print(message)
  83
  84     def set(self, message, progress):
  85         self.progress=float(progress)
  86         self._print(message)
  87
  88     def _print(self, message):
  89         print(message)
  90         message="%s: %s" % (self.base, message)
  91         #Blender.Window.DrawProgressBar(self.progress, message)
  92
  93     def finish(self):
  94         self.progress=1.0
  95         message='finished in %.2f sec' % (time.time()-self.start)
  96         self.set(message, 1.0)
  97
  98 def progress_start(base):
  99     global progressBar
 100     print("#### progressBar ####")
 101     progressBar=ProgressBar(base)
 102
 103 def progress_finish():
 104     global progressBar
 105     progressBar.finish()
 106
 107 def progress_print(message, progress=0.05):
 108     global progressBar
 109     progressBar.advance(message, progress)
 110
 111 def progress_set(message, progress):
 112     global progressBar
 113     progressBar.set(message, progress)
 114
 115
 116 class scene:
 117     @staticmethod
 118     def get():
 119         global SCENE
 120         return SCENE
 121
 122     def update(scene):
 123         scene.update()
 124
 125
 126 class object:
 127     @staticmethod
 128     def createEmpty(name):
 129         global SCENE
 130         empty=bpy.data.objects.new(name, None)
 131         SCENE.objects.link(empty)
 132         return empty
 133
 134     @staticmethod
 135     def each():
 136         for o in SCENE.objects:
 137             yield o
 138
 139     @staticmethod
 140     def makeParent(parent, child):
 141         child.parent=parent
 142
 143     @staticmethod
 144     def duplicate(o):
 145         global SCENE
 146         bpy.ops.object.select_all(action='DESELECT')
 147         o.select=True
 148         SCENE.objects.active=o
 149         bpy.ops.object.duplicate()
 150         dumy=SCENE.objects.active
 151         #bpy.ops.object.rotation_apply()
 152         #bpy.ops.object.scale_apply()
 153         #bpy.ops.object.location_apply()
 154         return dumy.data, dumy
 155
 156     @staticmethod
 157     def delete(o):
 158         global SCENE
 159         SCENE.objects.unlink(o)
 160
 161     @staticmethod
 162     def getData(o):
 163         return o.data
 164
 165     @staticmethod
 166     def select(o):
 167         o.select=True
 168
 169     @staticmethod
 170     def activate(o):
 171         global SCENE
 172         o.select=True
 173         SCENE.objects.active=o
 174
 175     @staticmethod
 176     def getActive():
 177         global SCENE
 178         return SCENE.objects.active
 179
 180     @staticmethod
 181     def deselectAll():
 182         bpy.ops.object.select_all(action='DESELECT')
 183
 184     @staticmethod
 185     def setLayerMask(object, layers):
 186         layer=[]
 187         for i in range(20):
 188             try:
 189                 layer.append(True if layers[i]!=0 else False)
 190             except IndexError:
 191                 layer.append(False)
 192         object.layers=layer
 193
 194     @staticmethod
 195     def isVisible(o):
 196         return False if o.hide else True
 197
 198     @staticmethod
 199     def getShapeKeys(o):
 200         return o.data.shape_keys.key_blocks
 201
 202     @staticmethod
 203     def addShapeKey(o, name):
 204         try:
 205             return o.shape_key_add(name)
 206         except:
 207             return o.add_shape_key(name)
 208
 209     @staticmethod
 210     def hasShapeKey(o):
 211         return o.data.shape_keys
 212
 213     @staticmethod
 214     def pinShape(o, enable):
 215         o.show_only_shape_key=enable
 216
 217     @staticmethod
 218     def setActivateShapeKey(o, index):
 219         o.active_shape_key_index=index
 220
 221     @staticmethod
 222     def getPose(o):
 223         return o.pose
 224
 225     @staticmethod
 226     def getVertexGroup(o, name):
 227         indices=[]
 228         for i, v in enumerate(o.data.vertices):
 229             for g in v.groups:
 230                 if o.vertex_groups[g.group].name==name:
 231                     indices.append(i)
 232         return indices
 233
 234     @staticmethod
 235     def getVertexGroupNames(o):
 236         for g in o.vertex_groups:
 237             yield g.name
 238
 239     @staticmethod
 240     def addVertexGroup(o, name):
 241         o.vertex_groups.new(name)
 242
 243     @staticmethod
 244     def assignVertexGroup(o, name, index, weight):
 245         if name not in o.vertex_groups:
 246             o.vertex_groups.new(name)
 247         o.vertex_groups[name].add([index], weight, 'ADD')
 248
 249     @staticmethod
 250     def createBoneGroup(o, name, color_set='DEFAULT'):
 251         # create group
 252         object.activate(o)
 253         enterPoseMode()
 254         bpy.ops.pose.group_add()
 255         # set name
 256         pose=object.getPose(o)
 257         g=pose.bone_groups.active
 258         g.name=name
 259         g.color_set=color_set
 260         return g
 261
 262     @staticmethod
 263     def boneGroups(o):
 264         return object.getPose(o).bone_groups
 265
 266
 267 class modifier:
 268     @staticmethod
 269     def addMirror(mesh_object):
 270         return mesh_object.modifiers.new("Modifier", "MIRROR")
 271
 272     @staticmethod
 273     def addArmature(mesh_object, armature_object):
 274         mod=mesh_object.modifiers.new("Modifier", "ARMATURE")
 275         mod.object = armature_object
 276         mod.use_bone_envelopes=False
 277
 278     @staticmethod
 279     def hasType(mesh_object, type_name):
 280         for mod in mesh_object.modifiers:
 281                 if mod.type==type_name.upper():
 282                     return True
 283
 284     @staticmethod
 285     def isType(m, type_name):
 286         return m.type==type_name.upper()
 287
 288     @staticmethod
 289     def getArmatureObject(m):
 290         return m.object
 291
 292
 293 class shapekey:
 294     @staticmethod
 295     def assign(shapeKey, index, pos):
 296         shapeKey.data[index].co=pos
 297
 298     @staticmethod
 299     def getByIndex(b, index):
 300         return b.data[index].co
 301
 302     @staticmethod
 303     def get(b):
 304         for k in b.data:
 305             yield k.co
 306
 307
 308 class texture:
 309     @staticmethod
 310     def create(path):
 311         texture=bpy.data.textures.new(os.path.basename(path), 'IMAGE')
 312         texture.use_mipmap=True
 313         texture.use_interpolation=True
 314         texture.use_alpha=True
 315         try:
 316             image=bpy.data.images.load(path)
 317         except RuntimeError:
 318             image=bpy.data.images.new('Image', width=16, height=16)
 319         texture.image=image
 320         return texture, image
 321
 322     @staticmethod
 323     def getPath(t):
 324         if  t.type=="IMAGE":
 325             image=t.image
 326             if image:
 327                 return image.filepath
 328
 329
 330 class material:
 331     @staticmethod
 332     def create(name):
 333         return bpy.data.materials.new(name)
 334
 335     @staticmethod
 336     def get(material_name):
 337         return bpy.data.materials[material_name]
 338
 339     @staticmethod
 340     def addTexture(material, texture, enable=True):
 341         # search free slot
 342         index=None
 343         for i, slot in enumerate(material.texture_slots):
 344             if not slot:
 345                 index=i
 346                 break
 347         if index==None:
 348             return
 349         #
 350         #material.add_texture(texture, "UV", "COLOR")
 351         #slot=material.texture_slots.add()
 352         slot=material.texture_slots.create(index)
 353         slot.texture=texture
 354         slot.texture_coords='UV'
 355         slot.blend_type='MULTIPLY'
 356         slot.use_map_alpha=True
 357         slot.use=enable
 358         return index
 359
 360     @staticmethod
 361     def getTexture(m, index):
 362         return m.texture_slots[index].texture
 363
 364     @staticmethod
 365     def hasTexture(m):
 366         return m.texture_slots[0]
 367
 368     @staticmethod
 369     def setUseTexture(m, index, enable):
 370         m.use_textures[index]=enable
 371
 372     @staticmethod
 373     def eachTexturePath(m):
 374         for slot in m.texture_slots:
 375             if slot and slot.texture:
 376                 texture=slot.texture
 377                 if  texture.type=="IMAGE":
 378                     image=texture.image
 379                     if not image:
 380                         continue
 381                     yield image.filepath
 382
 383     @staticmethod
 384     def eachEnalbeTexturePath(m):
 385         for i, slot in enumerate(m.texture_slots):
 386             if m.use_textures[i] and slot and slot.texture:
 387                 texture=slot.texture
 388                 if  texture.type=="IMAGE":
 389                     image=texture.image
 390                     if not image:
 391                         continue
 392                     yield image.filepath
 393
 394
 395 class mesh:
 396     @staticmethod
 397     def create(name):
 398         global SCENE
 399         mesh=bpy.data.meshes.new("Mesh")
 400         mesh_object= bpy.data.objects.new(name, mesh)
 401         SCENE.objects.link(mesh_object)
 402         return mesh, mesh_object
 403
 404     @staticmethod
 405     def addGeometry(mesh, vertices, faces):
 406         mesh.from_pydata(vertices, [], faces)
 407         """
 408         mesh.add_geometry(len(vertices), 0, len(faces))
 409         # add vertex
 410         unpackedVertices=[]
 411         for v in vertices:
 412             unpackedVertices.extend(v)
 413         mesh.vertices.foreach_set("co", unpackedVertices)
 414         # add face
 415         unpackedFaces = []
 416         for face in faces:
 417             if len(face) == 4:
 418                 if face[3] == 0:
 419                     # rotate indices if the 4th is 0
 420                     face = [face[3], face[0], face[1], face[2]]
 421             elif len(face) == 3:
 422                 if face[2] == 0:
 423                     # rotate indices if the 3rd is 0
 424                     face = [face[2], face[0], face[1], 0]
 425                 else:
 426                     face.append(0)
 427             unpackedFaces.extend(face)
 428         mesh.faces.foreach_set("verts_raw", unpackedFaces)
 429         """
 430         assert(len(vertices)==len(mesh.vertices))
 431         assert(len(faces)==len(mesh.faces))
 432
 433     @staticmethod
 434     def hasUV(mesh):
 435         return len(mesh.uv_textures)>0
 436
 437     @staticmethod
 438     def useVertexUV(mesh):
 439         pass
 440
 441     @staticmethod
 442     def addUV(mesh):
 443         mesh.uv_textures.new()
 444
 445     @staticmethod
 446     def hasFaceUV(mesh, i, face):
 447         active_uv_texture=None
 448         for t in mesh.uv_textures:
 449             if t.active:
 450                 active_uv_texture=t
 451                 break
 452         return active_uv_texture and active_uv_texture.data[i]
 453
 454     @staticmethod
 455     def getFaceUV(mesh, i, faces, count=3):
 456         active_uv_texture=None
 457         for t in mesh.uv_textures:
 458             if t.active:
 459                 active_uv_texture=t
 460                 break
 461         if active_uv_texture and active_uv_texture.data[i]:
 462             uvFace=active_uv_texture.data[i]
 463             if count==3:
 464                 return (uvFace.uv1, uvFace.uv2, uvFace.uv3)
 465             elif count==4:
 466                 return (uvFace.uv1, uvFace.uv2, uvFace.uv3, uvFace.uv4)
 467             else:
 468                 print(count)
 469                 assert(False)
 470         else:
 471             return ((0, 0), (0, 0), (0, 0), (0, 0))
 472
 473     @staticmethod
 474     def setFaceUV(m, i, face, uv_array, image):
 475         uv_face=m.uv_textures[0].data[i]
 476         uv_face.uv=uv_array
 477         if image:
 478             uv_face.image=image
 479             #uv_face.use_image=True
 480
 481     @staticmethod
 482     def vertsDelete(m, remove_vertices):
 483         enterEditMode()
 484         bpy.ops.mesh.select_all(action='DESELECT')
 485         enterObjectMode()
 486
 487         for i in remove_vertices:
 488             m.vertices[i].select=True
 489
 490         enterEditMode()
 491         bpy.ops.mesh.delete(type='VERT')
 492         enterObjectMode()
 493
 494     @staticmethod
 495     def setSmooth(m, smoothing):
 496         m.auto_smooth_angle=int(smoothing)
 497         m.use_auto_smooth=True
 498
 499     @staticmethod
 500     def recalcNormals(mesh_object):
 501         bpy.ops.object.select_all(action='DESELECT')
 502         object.activate(mesh_object)
 503         enterEditMode()
 504         bpy.ops.mesh.normals_make_consistent()
 505         enterObjectMode()
 506
 507     @staticmethod
 508     def flipNormals(m):
 509         m.flipNormals()
 510
 511     @staticmethod
 512     def addMaterial(m, material):
 513         m.materials.append(material)
 514
 515     @staticmethod
 516     def getMaterial(m, index):
 517         return m.materials[index]
 518
 519
 520 class vertex:
 521     @staticmethod
 522     def setNormal(v, normal):
 523         v.normal=mathutils.Vector(normal)
 524
 525     @staticmethod
 526     def getNormal(v):
 527         return v.normal
 528
 529     @staticmethod
 530     def setUv(v, uv):
 531         # sticky ?
 532         pass
 533
 534
 535 class face:
 536     @staticmethod
 537     def getVertexCount(face):
 538         return len(face.vertices)
 539
 540     @staticmethod
 541     def getVertices(face):
 542         return face.vertices[:]
 543
 544     @staticmethod
 545     def getIndices(face, count=3):
 546         if count==3:
 547             return [face.vertices[0], face.vertices[1], face.vertices[2]]
 548         elif count==4:
 549             return [face.vertices[0], face.vertices[1], face.vertices[2], face.vertices[3]]
 550         else:
 551             assert(False)
 552
 553     @staticmethod
 554     def setMaterial(face, material_index):
 555         face.material_index=material_index
 556
 557     @staticmethod
 558     def getMaterialIndex(face):
 559         return face.material_index
 560
 561     @staticmethod
 562     def setNormal(face, normal):
 563         face.normal=normal
 564
 565     @staticmethod
 566     def getNormal(face):
 567         return face.normal
 568
 569     @staticmethod
 570     def setSmooth(face, isSmooth):
 571         face.use_smooth=True if isSmooth else False
 572
 573
 574 class armature:
 575     @staticmethod
 576     def create():
 577         global SCENE
 578         armature = bpy.data.armatures.new('Armature')
 579         armature_object=bpy.data.objects.new('Armature', armature)
 580         SCENE.objects.link(armature_object)
 581
 582         armature_object.show_x_ray=True
 583         armature.show_names=True
 584         #armature.draw_type='OCTAHEDRAL'
 585         armature.draw_type='STICK'
 586         armature.use_deform_envelopes=False
 587         armature.use_deform_vertex_groups=True
 588         armature.use_mirror_x=True
 589
 590         return armature, armature_object
 591
 592     @staticmethod
 593     def makeEditable(armature_object):
 594         global SCENE
 595         # select only armature object and set edit mode
 596         SCENE.objects.active=armature_object
 597         bpy.ops.object.mode_set(mode='OBJECT', toggle=False)
 598         bpy.ops.object.mode_set(mode='EDIT', toggle=False)
 599
 600     @staticmethod
 601     def createIkConstraint(armature_object, p_bone, effector_name,
 602             chain, weight, iterations):
 603         constraint = p_bone.constraints.new('IK')
 604         constraint.chain_count=len(chain)
 605         constraint.target=armature_object
 606         constraint.subtarget=effector_name
 607         constraint.use_tail=False
 608         # ToDo
 609         # not used. place folder when export.
 610         #constraint.weight=weight
 611         #constraint.iterations=iterations * 10
 612         return constraint
 613
 614     @staticmethod
 615     def createBone(armature, name):
 616         return armature.edit_bones.new(name)
 617
 618     @staticmethod
 619     def update(armature):
 620         pass
 621
 622
 623 class bone:
 624     @staticmethod
 625     def setConnected(bone):
 626         bone.use_connect=True
 627
 628     @staticmethod
 629     def isConnected(bone):
 630         return bone.use_connect
 631
 632     @staticmethod
 633     def setLayerMask(bone, layers):
 634         layer=[]
 635         for i in range(32):
 636             try:
 637                 layer.append(True if layers[i]!=0 else False)
 638             except IndexError:
 639                 layer.append(False)
 640         bone.layers=layer
 641
 642     @staticmethod
 643     def getHeadLocal(b):
 644         return b.head_local[0:3]
 645
 646     @staticmethod
 647     def getTailLocal(b):
 648         return b.tail_local[0:3]
 649
 650
 651 class constraint:
 652     @staticmethod
 653     def ikChainLen(c):
 654         return c.chain_count
 655
 656     @staticmethod
 657     def ikTarget(c):
 658         return c.subtarget
 659
 660     @staticmethod
 661     def ikItration(c):
 662         return c.iterations
 663
 664     @staticmethod
 665     def ikRotationWeight(c):
 666         return c.weight
 667
 668     @staticmethod
 669     def isIKSolver(c):
 670         return c.type=='IK'
 671
 672 MMD_SHAPE_GROUP_NAME='_MMD_SHAPE'
 673 MMD_MB_NAME='mb_name'
 674 MMD_MB_COMMENT='mb_comment'
 675 MMD_COMMENT='comment'
 676 BASE_SHAPE_NAME='Basis'
 677 RIGID_NAME='rigid_name'
 678 RIGID_SHAPE_TYPE='rigid_shape_type'
 679 RIGID_PROCESS_TYPE='rigid_process_type'
 680 RIGID_BONE_NAME='rigid_bone_name'
 681 RIGID_GROUP='ribid_group'
 682 RIGID_INTERSECTION_GROUP='rigid_intersection_group'
 683 RIGID_WEIGHT='rigid_weight'
 684 RIGID_LINEAR_DAMPING='rigid_linear_damping'
 685 RIGID_ANGULAR_DAMPING='rigid_angular_damping'
 686 RIGID_RESTITUTION='rigid_restitution'
 687 RIGID_FRICTION='rigid_friction'
 688 CONSTRAINT_NAME='const_name'
 689 CONSTRAINT_A='const_a'
 690 CONSTRAINT_B='const_b'
 691 CONSTRAINT_POS_MIN='const_pos_min'
 692 CONSTRAINT_POS_MAX='const_pos_max'
 693 CONSTRAINT_ROT_MIN='const_rot_min'
 694 CONSTRAINT_ROT_MAX='const_rot_max'
 695 CONSTRAINT_SPRING_POS='const_spring_pos'
 696 CONSTRAINT_SPRING_ROT='const_spring_rot'
 697 TOON_TEXTURE_OBJECT='ToonTextures'
 698