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         o.vertex_groups[name].add([index], weight, 'ADD')
 246
 247     @staticmethod
 248     def createBoneGroup(o, name, color_set='DEFAULT'):
 249         # create group
 250         object.activate(o)
 251         enterPoseMode()
 252         bpy.ops.pose.group_add()
 253         # set name
 254         pose=object.getPose(o)
 255         g=pose.bone_groups.active
 256         g.name=name
 257         g.color_set=color_set
 258
 259     @staticmethod
 260     def boneGroups(o):
 261         return object.getPose(o).bone_groups
 262
 263
 264 class modifier:
 265     @staticmethod
 266     def addMirror(mesh_object):
 267         return mesh_object.modifiers.new("Modifier", "MIRROR")
 268
 269     @staticmethod
 270     def addArmature(mesh_object, armature_object):
 271         mod=mesh_object.modifiers.new("Modifier", "ARMATURE")
 272         mod.object = armature_object
 273         mod.use_bone_envelopes=False
 274
 275     @staticmethod
 276     def hasType(mesh_object, type_name):
 277         for mod in mesh_object.modifiers:
 278                 if mod.type==type_name.upper():
 279                     return True
 280
 281     @staticmethod
 282     def isType(m, type_name):
 283         return m.type==type_name.upper()
 284
 285     @staticmethod
 286     def getArmatureObject(m):
 287         return m.object
 288
 289
 290 class shapekey:
 291     @staticmethod
 292     def assign(shapeKey, index, pos):
 293         shapeKey.data[index].co=pos
 294
 295     @staticmethod
 296     def getByIndex(b, index):
 297         return b.data[index].co
 298
 299     @staticmethod
 300     def get(b):
 301         for k in b.data:
 302             yield k.co
 303
 304
 305 class texture:
 306     @staticmethod
 307     def create(path):
 308         texture=bpy.data.textures.new(os.path.basename(path), 'IMAGE')
 309         texture.use_mipmap=True
 310         texture.use_interpolation=True
 311         texture.use_alpha=True
 312         try:
 313             image=bpy.data.images.load(path)
 314         except RuntimeError:
 315             image=bpy.data.images.new('Image', width=16, height=16)
 316         texture.image=image
 317         return texture, image
 318
 319     @staticmethod
 320     def getPath(t):
 321         if  t.type=="IMAGE":
 322             image=t.image
 323             if image:
 324                 return image.filepath
 325
 326
 327 class material:
 328     @staticmethod
 329     def create(name):
 330         return bpy.data.materials.new(name)
 331
 332     @staticmethod
 333     def get(material_name):
 334         return bpy.data.materials[material_name]
 335
 336     @staticmethod
 337     def addTexture(material, texture, enable=True):
 338         # search free slot
 339         index=None
 340         for i, slot in enumerate(material.texture_slots):
 341             if not slot:
 342                 index=i
 343                 break
 344         if index==None:
 345             return
 346         #
 347         #material.add_texture(texture, "UV", "COLOR")
 348         #slot=material.texture_slots.add()
 349         slot=material.texture_slots.create(index)
 350         slot.texture=texture
 351         slot.texture_coords='UV'
 352         slot.blend_type='MULTIPLY'
 353         slot.use_map_alpha=True
 354         slot.use=enable
 355         return index
 356
 357     @staticmethod
 358     def getTexture(m, index):
 359         return m.texture_slots[index].texture
 360
 361     @staticmethod
 362     def hasTexture(m):
 363         return m.texture_slots[0]
 364
 365     @staticmethod
 366     def setUseTexture(m, index, enable):
 367         m.use_textures[index]=enable
 368
 369     @staticmethod
 370     def eachTexturePath(m):
 371         for slot in m.texture_slots:
 372             if slot and slot.texture:
 373                 texture=slot.texture
 374                 if  texture.type=="IMAGE":
 375                     image=texture.image
 376                     if not image:
 377                         continue
 378                     yield image.filepath
 379
 380     @staticmethod
 381     def eachEnalbeTexturePath(m):
 382         for i, slot in enumerate(m.texture_slots):
 383             if m.use_textures[i] and slot and slot.texture:
 384                 texture=slot.texture
 385                 if  texture.type=="IMAGE":
 386                     image=texture.image
 387                     if not image:
 388                         continue
 389                     yield image.filepath
 390
 391
 392 class mesh:
 393     @staticmethod
 394     def create(name):
 395         global SCENE
 396         mesh=bpy.data.meshes.new("Mesh")
 397         mesh_object= bpy.data.objects.new(name, mesh)
 398         SCENE.objects.link(mesh_object)
 399         return mesh, mesh_object
 400
 401     @staticmethod
 402     def addGeometry(mesh, vertices, faces):
 403         mesh.from_pydata(vertices, [], faces)
 404         """
 405         mesh.add_geometry(len(vertices), 0, len(faces))
 406         # add vertex
 407         unpackedVertices=[]
 408         for v in vertices:
 409             unpackedVertices.extend(v)
 410         mesh.vertices.foreach_set("co", unpackedVertices)
 411         # add face
 412         unpackedFaces = []
 413         for face in faces:
 414             if len(face) == 4:
 415                 if face[3] == 0:
 416                     # rotate indices if the 4th is 0
 417                     face = [face[3], face[0], face[1], face[2]]
 418             elif len(face) == 3:
 419                 if face[2] == 0:
 420                     # rotate indices if the 3rd is 0
 421                     face = [face[2], face[0], face[1], 0]
 422                 else:
 423                     face.append(0)
 424             unpackedFaces.extend(face)
 425         mesh.faces.foreach_set("verts_raw", unpackedFaces)
 426         """
 427         assert(len(vertices)==len(mesh.vertices))
 428         assert(len(faces)==len(mesh.faces))
 429
 430     @staticmethod
 431     def hasUV(mesh):
 432         return len(mesh.uv_textures)>0
 433
 434     @staticmethod
 435     def useVertexUV(mesh):
 436         pass
 437
 438     @staticmethod
 439     def addUV(mesh):
 440         mesh.uv_textures.new()
 441
 442     @staticmethod
 443     def hasFaceUV(mesh, i, face):
 444         active_uv_texture=None
 445         for t in mesh.uv_textures:
 446             if t.active:
 447                 active_uv_texture=t
 448                 break
 449         return active_uv_texture and active_uv_texture.data[i]
 450
 451     @staticmethod
 452     def getFaceUV(mesh, i, faces, count=3):
 453         active_uv_texture=None
 454         for t in mesh.uv_textures:
 455             if t.active:
 456                 active_uv_texture=t
 457                 break
 458         if active_uv_texture and active_uv_texture.data[i]:
 459             uvFace=active_uv_texture.data[i]
 460             if count==3:
 461                 return (uvFace.uv1, uvFace.uv2, uvFace.uv3)
 462             elif count==4:
 463                 return (uvFace.uv1, uvFace.uv2, uvFace.uv3, uvFace.uv4)
 464             else:
 465                 print(count)
 466                 assert(False)
 467         else:
 468             return ((0, 0), (0, 0), (0, 0), (0, 0))
 469
 470     @staticmethod
 471     def setFaceUV(m, i, face, uv_array, image):
 472         uv_face=m.uv_textures[0].data[i]
 473         uv_face.uv=uv_array
 474         if image:
 475             uv_face.image=image
 476             #uv_face.use_image=True
 477
 478     @staticmethod
 479     def vertsDelete(m, remove_vertices):
 480         enterEditMode()
 481         bpy.ops.mesh.select_all(action='DESELECT')
 482         enterObjectMode()
 483
 484         for i in remove_vertices:
 485             m.vertices[i].select=True
 486
 487         enterEditMode()
 488         bpy.ops.mesh.delete(type='VERT')
 489         enterObjectMode()
 490
 491     @staticmethod
 492     def setSmooth(m, smoothing):
 493         m.auto_smooth_angle=int(smoothing)
 494         m.use_auto_smooth=True
 495
 496     @staticmethod
 497     def recalcNormals(mesh_object):
 498         bpy.ops.object.select_all(action='DESELECT')
 499         object.activate(mesh_object)
 500         enterEditMode()
 501         bpy.ops.mesh.normals_make_consistent()
 502         enterObjectMode()
 503
 504     @staticmethod
 505     def flipNormals(m):
 506         m.flipNormals()
 507
 508     @staticmethod
 509     def addMaterial(m, material):
 510         m.materials.append(material)
 511
 512     @staticmethod
 513     def getMaterial(m, index):
 514         return m.materials[index]
 515
 516
 517 class vertex:
 518     @staticmethod
 519     def setNormal(v, normal):
 520         v.normal=mathutils.Vector(normal)
 521
 522     @staticmethod
 523     def getNormal(v):
 524         return v.normal
 525
 526     @staticmethod
 527     def setUv(v, uv):
 528         # sticky ?
 529         pass
 530
 531
 532 class face:
 533     @staticmethod
 534     def getVertexCount(face):
 535         return len(face.vertices)
 536
 537     @staticmethod
 538     def getVertices(face):
 539         return face.vertices[:]
 540
 541     @staticmethod
 542     def getIndices(face, count=3):
 543         if count==3:
 544             return [face.vertices[0], face.vertices[1], face.vertices[2]]
 545         elif count==4:
 546             return [face.vertices[0], face.vertices[1], face.vertices[2], face.vertices[3]]
 547         else:
 548             assert(False)
 549
 550     @staticmethod
 551     def setMaterial(face, material_index):
 552         face.material_index=material_index
 553
 554     @staticmethod
 555     def getMaterialIndex(face):
 556         return face.material_index
 557
 558     @staticmethod
 559     def setNormal(face, normal):
 560         face.normal=normal
 561
 562     @staticmethod
 563     def getNormal(face):
 564         return face.normal
 565
 566     @staticmethod
 567     def setSmooth(face, isSmooth):
 568         face.use_smooth=True if isSmooth else False
 569
 570
 571 class armature:
 572     @staticmethod
 573     def create():
 574         global SCENE
 575         armature = bpy.data.armatures.new('Armature')
 576         armature_object=bpy.data.objects.new('Armature', armature)
 577         SCENE.objects.link(armature_object)
 578
 579         armature_object.show_x_ray=True
 580         armature.show_names=True
 581         #armature.draw_type='OCTAHEDRAL'
 582         armature.draw_type='STICK'
 583         armature.use_deform_envelopes=False
 584         armature.use_deform_vertex_groups=True
 585         armature.use_mirror_x=True
 586
 587         return armature, armature_object
 588
 589     @staticmethod
 590     def makeEditable(armature_object):
 591         global SCENE
 592         # select only armature object and set edit mode
 593         SCENE.objects.active=armature_object
 594         bpy.ops.object.mode_set(mode='OBJECT', toggle=False)
 595         bpy.ops.object.mode_set(mode='EDIT', toggle=False)
 596
 597     @staticmethod
 598     def createIkConstraint(armature_object, p_bone, effector_name, ik):
 599         constraint = p_bone.constraints.new('IK')
 600         constraint.chain_count=len(ik.children)
 601         constraint.target=armature_object
 602         constraint.subtarget=effector_name
 603         constraint.use_tail=False
 604         # not used. place folder when export.
 605         constraint.weight=ik.weight
 606         constraint.iterations=ik.iterations * 10
 607         return constraint
 608
 609     @staticmethod
 610     def createBone(armature, name):
 611         return armature.edit_bones.new(name)
 612
 613     @staticmethod
 614     def update(armature):
 615         pass
 616
 617
 618 class bone:
 619     @staticmethod
 620     def setConnected(bone):
 621         bone.use_connect=True
 622
 623     @staticmethod
 624     def isConnected(bone):
 625         return bone.use_connect
 626
 627     @staticmethod
 628     def setLayerMask(bone, layers):
 629         layer=[]
 630         for i in range(32):
 631             try:
 632                 layer.append(True if layers[i]!=0 else False)
 633             except IndexError:
 634                 layer.append(False)
 635         bone.layers=layer
 636
 637     @staticmethod
 638     def getHeadLocal(b):
 639         return b.head_local[0:3]
 640
 641     @staticmethod
 642     def getTailLocal(b):
 643         return b.tail_local[0:3]
 644
 645
 646 class constraint:
 647     @staticmethod
 648     def ikChainLen(c):
 649         return c.chain_count
 650
 651     @staticmethod
 652     def ikTarget(c):
 653         return c.subtarget
 654
 655     @staticmethod
 656     def ikItration(c):
 657         return c.iterations
 658
 659     @staticmethod
 660     def ikRotationWeight(c):
 661         return c.weight
 662
 663     @staticmethod
 664     def isIKSolver(c):
 665         return c.type=='IK'
 666
 667 MMD_SHAPE_GROUP_NAME='_MMD_SHAPE'
 668 MMD_MB_NAME='mb_name'
 669 MMD_MB_COMMENT='mb_comment'
 670 MMD_COMMENT='comment'
 671 BASE_SHAPE_NAME='Basis'
 672 RIGID_NAME='rigid_name'
 673 RIGID_SHAPE_TYPE='rigid_shape_type'
 674 RIGID_PROCESS_TYPE='rigid_process_type'
 675 RIGID_BONE_NAME='rigid_bone_name'
 676 RIGID_GROUP='ribid_group'
 677 RIGID_INTERSECTION_GROUP='rigid_intersection_group'
 678 RIGID_WEIGHT='rigid_weight'
 679 RIGID_LINEAR_DAMPING='rigid_linear_damping'
 680 RIGID_ANGULAR_DAMPING='rigid_angular_damping'
 681 RIGID_RESTITUTION='rigid_restitution'
 682 RIGID_FRICTION='rigid_friction'
 683 CONSTRAINT_NAME='const_name'
 684 CONSTRAINT_A='const_a'
 685 CONSTRAINT_B='const_b'
 686 CONSTRAINT_POS_MIN='const_pos_min'
 687 CONSTRAINT_POS_MAX='const_pos_max'
 688 CONSTRAINT_ROT_MIN='const_rot_min'
 689 CONSTRAINT_ROT_MAX='const_rot_max'
 690 CONSTRAINT_SPRING_POS='const_spring_pos'
 691 CONSTRAINT_SPRING_ROT='const_spring_rot'
 692 TOON_TEXTURE_OBJECT='ToonTextures'
 693