texture_paint_layer_manager.py

   1 bl_info = {
   2     "name": "Texture Paint Layer Manager",
   3     "author": "Michael Wiliamson",
   4     "version": (1, 0),
   5     "blender": (2, 57, 0),
   6     "location": "Texture Paint > Properties > Texture Paint Layers Panels",
   7     "description": "Adds a layer manager for image based texture slots in paint and quick add layer tools",
   8     "warning": "",
   9     "wiki_url": "http://wiki.blender.org/index.php/Extensions:2.6/Py/Scripts/3D_interaction/Texture_paint_layers",
  10     "tracker_url": "https://developer.blender.org/T26789",
  11     "category": "Paint"}
  12
  13
  14 import bpy
  15 from bpy.props import*
  16 import os
  17 from bpy_extras.io_utils import ImportHelper
  18
  19
  20 #-------------------------------------------
  21
  22 def load_a_brush(context, filepath):
  23     if os.path.isdir(filepath):
  24         return
  25
  26     else:
  27
  28         try:
  29             fn = bpy.path.display_name_from_filepath(filepath)
  30             #create image and load...
  31             img = bpy.data.images.load(filepath)
  32             img.use_fake_user =True
  33
  34             #create a texture
  35             tex = bpy.data.textures.new(name =fn, type='IMAGE')
  36             tex.use_fake_user =True
  37             #tex.use_calculate_alpha = True
  38
  39             #link the img to the texture
  40             tex.image = img
  41
  42         except:
  43             print(f,'is not image?')
  44
  45     return {'FINISHED'}
  46
  47
  48
  49
  50 class load_single_brush(bpy.types.Operator, ImportHelper):
  51     """Load an image as a brush texture"""
  52     bl_idname = "texture.load_single_brush"
  53     bl_label = "Load Image as Brush"
  54
  55
  56     @classmethod
  57     def poll(cls, context):
  58         return context.active_object != None
  59
  60     def execute(self, context):
  61         return load_a_brush(context, self.filepath)
  62
  63 #-------------------------------------------
  64
  65 def loadbrushes(context, filepath):
  66     if os.path.isdir(filepath):
  67         directory = filepath
  68
  69     else:
  70         #is a file, find parent directory
  71         li = filepath.split(os.sep)
  72         directory = filepath.rstrip(li[-1])
  73
  74
  75     files = os.listdir(directory)
  76     for f in files:
  77         try:
  78             fn = f[3:]
  79             #create image and load...
  80             img = bpy.data.images.load(filepath = directory +os.sep + f)
  81             img.use_fake_user =True
  82
  83             #create a texture
  84             tex = bpy.data.textures.new(name =fn, type='IMAGE')
  85             tex.use_fake_user =True
  86             #tex.use_calculate_alpha = True
  87
  88             #link the img to the texture
  89             tex.image = img
  90
  91         except:
  92             print(f,'is not image?')
  93             continue
  94     return {'FINISHED'}
  95
  96
  97
  98
  99 class ImportBrushes(bpy.types.Operator, ImportHelper):
 100     """Load a directory of images as brush textures"""
 101     bl_idname = "texture.load_brushes"
 102     bl_label = "Load brushes directory"
 103
 104
 105     @classmethod
 106     def poll(cls, context):
 107         return context.active_object != None
 108
 109     def execute(self, context):
 110         return loadbrushes(context, self.filepath)
 111
 112 #-------------------------------------------------------------------
 113
 114 class OBJECT_PT_LoadBrushes(bpy.types.Panel):
 115     bl_label = "Load Brush images"
 116     bl_space_type = "VIEW_3D"
 117     bl_region_type = "TOOLS"
 118     #bl_context = "texturepaint"
 119
 120     @classmethod
 121     def poll(cls, context):
 122         return (context.sculpt_object or context.image_paint_object)
 123
 124     def draw(self, context):
 125         layout = self.layout
 126
 127         layout.operator('texture.load_brushes')
 128         layout.operator('texture.load_single_brush')
 129
 130
 131 #======================================================================
 132
 133
 134
 135
 136
 137 class OBJECT_PT_Texture_paint_layers(bpy.types.Panel):
 138     bl_label = "Texture Paint Layers"
 139     bl_space_type = "VIEW_3D"
 140     bl_region_type = "UI"
 141     #bl_context = "texturepaint"
 142
 143     @classmethod
 144     def poll(cls, context):
 145         return (context.image_paint_object)
 146
 147     def draw(self, context):
 148         layout = self.layout
 149
 150         ob = bpy.context.image_paint_object
 151         if ob:
 152             mat = ob.active_material
 153             if not mat:
 154                 row = layout.row()
 155                 row.label(' Add a Material first!', icon = 'ERROR')
 156             else:
 157                 row = layout.row()
 158                 row.template_list("UI_UL_list", "texture_paint_layers", ob, "material_slots", ob,
 159                                   "active_material_index", rows=2 )
 160
 161                 #list Paintable textures
 162                 #TODO add filter for channel type
 163                 i = -1
 164                 for t in mat.texture_slots:
 165                     i+=1
 166                     try:
 167                         if t.texture.type =='IMAGE':
 168                             row = layout.row(align= True)
 169                             if t.texture == mat.active_texture:
 170                                 ai =  'BRUSH_DATA'
 171                             else:
 172                                 ai = 'BLANK1'
 173                             row.operator('object.set_active_paint_layer',
 174                                 text = "", icon = ai).tex_index =i
 175                             row.prop(t.texture,'name', text = "")
 176
 177
 178                             #Visibility
 179                             if t.use:
 180                                 ic = 'RESTRICT_VIEW_OFF'
 181                             else:
 182                                 ic = 'RESTRICT_VIEW_ON'
 183                             row.prop(t,'use', text = "",icon = ic)
 184                     except:
 185                         continue
 186
 187
 188
 189
 190
 191
 192             ts = mat.texture_slots[mat.active_texture_index]
 193
 194             if ts:
 195                 row = layout.row()
 196
 197
 198
 199
 200                 col = layout.column(align =True)
 201                 col.label('Active Properties:', icon = 'BRUSH_DATA')
 202
 203                 #use if rather than elif... can be mapped to multiple things
 204                 if ts.use_map_diffuse:
 205                     col.prop(ts,'diffuse_factor', slider = True)
 206                 if ts.use_map_color_diffuse:
 207                     col.prop(ts,'diffuse_color_factor', slider = True)
 208                 if ts.use_map_alpha:
 209                     col.prop(ts,'alpha_factor', slider = True)
 210                 if ts.use_map_translucency:
 211                     col.prop(ts,'translucency_factor', slider = True)
 212                 if ts.use_map_specular:
 213                     col.prop(ts,'specular_factor', slider = True)
 214                 if ts.use_map_color_spec:
 215                     col.prop(ts,'specular_color_factor', slider = True)
 216                 if ts.use_map_hardness:
 217                     col.prop(ts,'hardness_factor', slider = True)
 218
 219                 if ts.use_map_normal:
 220                     col.prop(ts,'normal_factor', slider = True)
 221                 if ts.use_map_warp:
 222                     col.prop(ts,'warp_factor', slider = True)
 223                 if ts.use_map_displacement:
 224                     col.prop(ts,'displacement_factor', slider = True)
 225
 226                 if ts.use_map_ambient:
 227                     col.prop(ts,'ambient_factor', slider = True)
 228                 if ts.use_map_emit:
 229                     col.prop(ts,'emit_factor', slider = True)
 230                 if ts.use_map_mirror:
 231                     col.prop(ts,'mirror_factor', slider = True)
 232                 if ts.use_map_raymir:
 233                     col.prop(ts,'raymir_factor', slider = True)
 234
 235
 236                 col.prop(ts,'blend_type',text='')
 237
 238             else:
 239                 row=layout.row()
 240                 row.label('No paint layers in material', icon = 'ERROR')
 241
 242 #
 243 #        row = layout.row()
 244 #        row.label('')
 245 #        row = layout.row()
 246 #        row.label('WIP: Use the X to delete!:')
 247 #        row = layout.row()
 248 #        row.template_ID(mat, "active_texture", new="texture.new")
 249
 250
 251 class OBJECT_PT_Texture_paint_add(bpy.types.Panel):
 252     bl_label = "Add Paint Layers"
 253     bl_space_type = "VIEW_3D"
 254     bl_region_type = "UI"
 255     #bl_context = "texturepaint"
 256
 257     @classmethod
 258     def poll(cls, context):
 259         return (context.image_paint_object)
 260
 261     def draw(self, context):
 262         layout = self.layout
 263
 264         ob = bpy.context.image_paint_object
 265         if ob:
 266             mat = ob.active_material
 267
 268             if mat:
 269                 col = layout.column(align =True)
 270
 271                 col.operator('object.add_paint_layer',
 272                     text = "Add Color").ttype = 'COLOR'
 273                 col.operator('object.add_paint_layer',
 274                     text = "Add Bump").ttype = 'NORMAL'
 275
 276                 col = layout.column(align =True)
 277                 col.operator('object.add_paint_layer',
 278                     text = "Add Specular").ttype = 'SPECULAR'
 279                 col.operator('object.add_paint_layer',
 280                     text = "Add Spec Col").ttype = 'SPEC_COL'
 281                 col.operator('object.add_paint_layer',
 282                     text = "Add Hardness").ttype = 'HARDNESS'
 283
 284                 col = layout.column(align =True)
 285                 col.operator('object.add_paint_layer',
 286                     text = "Add Alpha").ttype = 'ALPHA'
 287                 col.operator('object.add_paint_layer',
 288                     text = "Add Translucency").ttype = 'TRANSLUCENCY'
 289
 290 #                col = layout.column(align =True)
 291 #                col.operator('object.add_paint_layer',
 292 #                    text = "Add Mirror").ttype = 'MIRROR'
 293 #                col.operator('object.add_paint_layer',
 294 #                    text = "Add Ray Mirror").ttype = 'RAY_MIRROR'
 295
 296                 col = layout.column(align =True)
 297                 col.operator('object.add_paint_layer',
 298                     text = "Add Emit").ttype = 'EMIT'
 299                 col.operator('object.add_paint_layer',
 300                     text = "Add Diffuse").ttype = 'DIFFUSE'
 301                 col.operator('object.add_paint_layer',
 302                     text = "Add Ambient").ttype = 'AMBIENT'
 303
 304             else:
 305                 layout.label(' Add a Material first!', icon = 'ERROR')
 306
 307
 308
 309 def main(context,tn):
 310     #tn is the index of the texture in the active material
 311     ob = context.active_object
 312     me = ob.data
 313     mat = ob.active_material
 314     mat.active_texture_index = tn
 315     ts = mat.texture_slots[tn]
 316
 317     #make sure it's visible
 318     ts.use = True
 319
 320     #Mesh use UVs?
 321     if not me.uv_textures:
 322         bpy.ops.mesh.uv_texture_add()
 323
 324     # texture Slot uses UVs?
 325     if ts.texture_coords  == 'UV':
 326         if ts.uv_layer:
 327             uvtex = me.uv_textures[ts.uv_layer]
 328
 329         else:
 330             uvtex = me.uv_textures.active
 331             me.uv_textures.active= uvtex
 332     else:
 333         ts.texture_coords ='UV'
 334         uvtex = me.uv_textures.active
 335
 336
 337     uvtex = uvtex.data.values()
 338
 339
 340     #get image from texture slot
 341     img = ts.texture.image
 342
 343     #get material index
 344     m_id = ob.active_material_index
 345
 346     if img:
 347         for f in me.polygons:
 348             if f.material_index == m_id:
 349                 uvtex[f.index].image = img
 350
 351
 352
 353     else:
 354         for f in me.polygons:
 355             if f.material_index == m_id:
 356                 uvtex[f.index].image = None
 357
 358     me.update()
 359
 360
 361
 362
 363
 364
 365
 366 class set_active_paint_layer(bpy.types.Operator):
 367     """"""
 368     bl_idname = "object.set_active_paint_layer"
 369     bl_label = "set_active_paint_layer"
 370     tex_index = IntProperty(name = 'tex_index',
 371         description = "", default = 0)
 372
 373     @classmethod
 374     def poll(cls, context):
 375         return context.active_object != None
 376
 377     def execute(self, context):
 378         tn = self.tex_index
 379         main(context, tn)
 380         return {'FINISHED'}
 381
 382
 383
 384 def add_image_kludge(iname = 'grey', iwidth = 256, iheight = 256,
 385         icolor = (0.5,0.5,0.5,1.0), nfloat = False):
 386     #evil kludge to get index of new image created using bpy.ops
 387     #store current images
 388     tl =[]
 389     for i in bpy.data.images:
 390         tl.append(i.name)
 391
 392
 393     #create a new image
 394
 395     bpy.ops.image.new(name =iname,width =iwidth,height =iheight,
 396             color = icolor, float = nfloat)
 397
 398     #find its creation index
 399     it = 0
 400     for i in bpy.data.images:
 401         if i.name not in tl:
 402             return(bpy.data.images[it])
 403             break
 404         it += 1
 405
 406
 407 def add_paint(context, size =2048, typ = 'NORMAL'):
 408
 409     ob = bpy.context.object
 410     mat = ob.active_material
 411     ts = mat.texture_slots.add()
 412     ifloat = False
 413
 414     if typ =='NORMAL':
 415         color =(0.5,0.5,0.5,1.0)
 416         iname = 'Bump'
 417         ifloat = True
 418     elif typ =='COLOR':
 419         iname ='Color'
 420         color = (1.0,1.0,1.0,0.0)
 421
 422     elif typ =='ALPHA':
 423         iname ='Alpha'
 424         color = (1.0,1.0,1.0,0.0)
 425     else:
 426         color =(0.0,0.0,0.0,1.0)
 427         iname = typ.capitalize()
 428
 429 #    bn = bpy.context.blend_data.filepath.split(bpy.utils._os.sep)[-1]
 430 #    bn = bn.replace('.blend', '')
 431     bn = ob.name
 432
 433     iname = bn +'_' + iname
 434
 435     tex = bpy.data.textures.new(name = iname, type = 'IMAGE')
 436     ts.texture = tex
 437     img = add_image_kludge(iname = typ,
 438         iwidth = size,iheight = size, icolor= color, nfloat = ifloat)
 439     tex.image = img
 440
 441     if typ == 'COLOR':
 442         ts.use_map_color_diffuse =True
 443
 444
 445     elif typ == 'NORMAL':
 446         ts.use_map_normal = True
 447         ts.use_map_color_diffuse =False
 448         ts.normal_factor = -1
 449         ts.bump_method='BUMP_MEDIUM_QUALITY'
 450         ts.bump_objectspace='BUMP_OBJECTSPACE'
 451
 452     elif typ == 'SPECULAR':
 453         ts.use_map_specular = True
 454         ts.use_map_color_diffuse =False
 455         ts.use_rgb_to_intensity = True
 456         #ts.blend_type = 'MULTIPLY'
 457
 458     elif typ == 'EMIT':
 459         ts.use_map_emit = True
 460         ts.use_map_color_diffuse =False
 461         ts.use_rgb_to_intensity = True
 462
 463     elif typ == 'ALPHA':
 464         mat.use_transparency = True
 465         ts.use_map_alpha = True
 466         ts.use_map_color_diffuse =False
 467         ts.use_rgb_to_intensity = True
 468         ts.blend_type = 'MULTIPLY'
 469
 470     elif typ == 'SPEC_COL':
 471         ts.use_map_color_spec = True
 472         ts.use_map_color_diffuse =False
 473         ts.use_rgb_to_intensity = True
 474
 475     elif typ == 'HARDNESS':
 476         ts.use_map_hardness = True
 477         ts.use_map_color_diffuse =False
 478         ts.use_rgb_to_intensity = True
 479
 480     elif typ == 'DIFFUSE':
 481         ts.use_map_diffuse = True
 482         ts.use_map_color_diffuse =False
 483         ts.use_rgb_to_intensity = True
 484
 485     elif typ == 'TRANSLUCENCY':
 486         ts.use_map_translucency = True
 487         ts.use_map_color_diffuse =False
 488         ts.use_rgb_to_intensity = True
 489
 490     elif typ == 'AMBIENT':
 491         ts.use_map_ambient = True
 492         ts.use_map_color_diffuse =False
 493         ts.use_rgb_to_intensity = True
 494
 495     elif typ == 'MIRROR':
 496         ts.use_map_mirror = True
 497         ts.use_map_color_diffuse =False
 498         ts.use_rgb_to_intensity = True
 499
 500     elif typ == 'RAY_MIRROR':
 501         mat.raytrace_mirror.use = True
 502         ts.use_map_ray_mirror = True
 503         ts.use_map_color_diffuse =False
 504         ts.use_rgb_to_intensity = True
 505
 506     #set new texture slot to active
 507     i = 0
 508     ts_index = None
 509     for t in mat.texture_slots:
 510         if t == ts:
 511
 512             ts_index = i
 513             break
 514         i += 1
 515     if ts_index != None:
 516         mat.active_texture_index = ts_index
 517
 518     #set the texfaces using this material.
 519         main(context,ts_index)
 520
 521
 522
 523
 524
 525 class add_paint_layer(bpy.types.Operator):
 526     """"""
 527     bl_idname = "object.add_paint_layer"
 528     bl_label = "Add Paint Layer"
 529     ttype = StringProperty(name ='ttype',default ='NORMAL')
 530
 531     @classmethod
 532     def poll(cls, context):
 533         return context.active_object != None
 534
 535     def execute(self, context):
 536         ttype = self.ttype
 537         add_paint(context,typ= ttype)
 538         return {'FINISHED'}
 539
 540
 541
 542
 543 #----------------------------------------------
 544 def save_painted(ts):
 545     #generated images don't  have a path
 546     #so don't get saved with "save_dirty"
 547     #ts is a texture slot object.
 548
 549     sep = bpy.utils._os.sep
 550     if ts:
 551         if ts.texture.type =='IMAGE':
 552             i = ts.texture.image
 553             if i.source =='GENERATED':
 554                 if i.is_dirty:
 555                     name = ts.name
 556                     if i.file_format =='PNG':
 557                         name = name + '.png'
 558                     elif i.file_format =='TARGA':
 559                         name = name +'.tga'
 560
 561                     bpy.context.scene.render.image_settings.color_mode = 'RGBA'
 562                     fp = bpy.path.abspath('//textures' + sep + name)
 563                     try:
 564                         i.save_render(fp)
 565                         i.source = 'FILE'
 566                         if bpy.context.user_preferences.filepaths.use_relative_paths:
 567                             # can't always find the relative path (between drive letters on windows)
 568                             try:
 569                                 i.filepath = bpy.path.relpath(fp)
 570                             except ValueError:
 571                                 i.filepath = fp
 572                         else:
 573                             i.filepath = fp
 574                         i.name = name
 575                     except:
 576                         print("something wrong with", fp)
 577     #THAT'S THE GENERATED FILES saved, pathed and reloaded
 578     #now save other painted textures
 579     bpy.ops.image.save_dirty()
 580
 581
 582
 583 def save_active_paint():
 584     #for materials in current object
 585     ob = bpy.context.object
 586     for m in ob.material_slots:
 587         for ts in m.material.texture_slots:
 588             save_painted(ts)
 589     return {'FINISHED'}
 590
 591 def save_all_paint():
 592     #for all materials
 593     for m in bpy.data.materials:
 594         for ts in m.texture_slots:
 595             save_painted(ts)
 596     return {'FINISHED'}
 597
 598
 599 class save_all_generated(bpy.types.Operator):
 600     """Saves painted layers to disc"""
 601     bl_idname = "paint.save_all_generated"
 602
 603     bl_label = "SAVE PAINT LAYERS"
 604
 605
 606     @classmethod
 607     def poll(cls, context):
 608         return context.active_object != None
 609
 610     def execute(self, context):
 611         return save_active_paint()
 612
 613
 614
 615
 616 #-----------------------------------
 617 class OBJECT_PT_SavePainted(bpy.types.Panel):
 618     bl_label = "Save All Painted"
 619     bl_space_type = "VIEW_3D"
 620     bl_region_type = "UI"
 621     #bl_context = "texturepaint"
 622
 623     @classmethod
 624     def poll(cls, context):
 625         return (context.image_paint_object)
 626
 627     def draw(self, context):
 628         self.layout.operator('paint.save_all_generated')
 629
 630 def register():
 631     bpy.utils.register_module(__name__)
 632
 633 def unregister():
 634     bpy.utils.unregister_module(__name__)
 635
 636 if __name__ == "__main__":
 637     register()