tools/Texture_Converter.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3 # Texture Converter.
   4 # Converts Minecraft resource packs to Minetest texture packs.
   5 # See README.md.
   6
   7 __author__ = "Wuzzy"
   8 __license__ = "MIT License"
   9 __status__ = "Development"
  10
  11 import shutil, csv, os, tempfile, sys, getopt
  12
  13 # Helper vars
  14 home = os.environ["HOME"]
  15 mineclone2_path = home + "/.minetest/games/mineclone2"
  16 working_dir = os.getcwd()
  17 output_dir_name = "New_MineClone_2_Texture_Pack"
  18 appname = "Texture_Converter.py"
  19
  20 ### SETTINGS ###
  21 output_dir = working_dir
  22
  23 base_dir = None
  24
  25 # If True, will only make console output but not convert anything.
  26 dry_run = False
  27
  28 # If True, textures will be put into a texture pack directory structure.
  29 # If False, textures will be put into MineClone 2 directories.
  30 make_texture_pack = True
  31
  32 # If True, prints all copying actions
  33 verbose = False
  34
  35 PXSIZE = 16
  36
  37 syntax_help = appname+""" -i <input dir> [-o <output dir>] [-d] [-v|-q] [-h]
  38 Mandatory argument:
  39 -i <input directory>
  40         Directory of Minecraft resource pack to convert
  41
  42 Optional arguments:
  43 -p <texture size>
  44         Specify the size (in pixels) of the original textures (default: 16)
  45 -o <output directory>
  46         Directory in which to put the resulting Minetest texture pack
  47         (default: working directory)
  48 -d
  49         Just pretend to convert textures and just print output, but do not actually
  50         change any files.
  51 -v
  52         Print out all copying actions
  53 -h
  54         Show this help and exit"""
  55 try:
  56         opts, args = getopt.getopt(sys.argv[1:],"hi:o:p:dv")
  57 except getopt.GetoptError:
  58         print(
  59 """ERROR! The options you gave me make no sense!
  60
  61 Here's the syntax reference:""")
  62         print(syntax_help)
  63         sys.exit(2)
  64 for opt, arg in opts:
  65         if opt == "-h":
  66                 print(
  67 """This is the official MineClone 2 Texture Converter.
  68 This will convert textures from Minecraft resource packs to
  69 a Minetest texture pack.
  70
  71 Supported Minecraft version: 1.12 (Java Edition)
  72
  73 Syntax:""")
  74                 print(syntax_help)
  75                 sys.exit()
  76         elif opt == "-d":
  77                 dry_run = True
  78         elif opt == "-v":
  79                 verbose = True
  80         elif opt == "-i":
  81                 base_dir = arg
  82         elif opt == "-o":
  83                 output_dir = arg
  84         elif opt == "-p":
  85                 PXSIZE = int(arg)
  86
  87 if base_dir == None:
  88         print(
  89 """ERROR: You didn't tell me the path to the Minecraft resource pack.
  90 Mind-reading has not been implemented yet.
  91
  92 Try this:
  93     """+appname+""" -i <path to resource pack> -p <texture size>
  94
  95 For the full help, use:
  96     """+appname+""" -h""")
  97         sys.exit(2);
  98
  99 ### END OF SETTINGS ###
 100
 101 tex_dir = base_dir + "/assets/minecraft/textures"
 102
 103 # FUNCTION DEFINITIONS
 104 def colorize(colormap, source, colormap_pixel, texture_size, destination):
 105         os.system("convert "+colormap+" -crop 1x1+"+colormap_pixel+" -depth 8 -resize "+texture_size+"x"+texture_size+" "+tempfile1.name)
 106         os.system("composite -compose Multiply "+tempfile1.name+" "+source+" "+destination)
 107
 108 def colorize_alpha(colormap, source, colormap_pixel, texture_size, destination):
 109         colorize(colormap, source, colormap_pixel, texture_size, tempfile2.name)
 110         os.system("composite -compose Dst_In "+source+" "+tempfile2.name+" -alpha Set "+destination)
 111
 112 # This function is unused atm.
 113 # TODO: Implemnt colormap extraction
 114 def extract_colormap(colormap, colormap_pixel, positions):
 115         os.system("convert -size 16x16 canvas:black "+tempfile1.name)
 116         x=0
 117         y=0
 118         for p in positions:
 119                 os.system("convert "+colormap+" -crop 1x1+"+colormap_pixel+" -depth 8 "+tempfile2.name)
 120                 os.system("composite -geometry 16x16+"+x+"+"+y+" "+tempfile2.name)
 121                 x = x+1
 122
 123 def target_dir(directory):
 124         if make_texture_pack:
 125                 return output_dir + "/" + output_dir_name
 126         else:
 127                 return mineclone2_path + directory
 128
 129 # Copy texture files
 130 def convert_textures():
 131         failed_conversions = 0
 132         print("Texture conversion BEGINS NOW!")
 133         with open("Conversion_Table.csv", newline="") as csvfile:
 134                 reader = csv.reader(csvfile, delimiter=",", quotechar='"')
 135                 first_row = True
 136                 for row in reader:
 137                         # Skip first row
 138                         if first_row:
 139                                 first_row = False
 140                                 continue
 141
 142                         src_dir = row[0]
 143                         src_filename = row[1]
 144                         dst_dir = row[2]
 145                         dst_filename = row[3]
 146                         if row[4] != "":
 147                                 xs = int(row[4])
 148                                 ys = int(row[5])
 149                                 xl = int(row[6])
 150                                 yl = int(row[7])
 151                                 xt = int(row[8])
 152                                 yt = int(row[9])
 153                         else:
 154                                 xs = None
 155                         blacklisted = row[10]
 156
 157                         if blacklisted == "y":
 158                                 # Skip blacklisted files
 159                                 continue
 160
 161                         if make_texture_pack == False and dst_dir == "":
 162                                 # If destination dir is empty, this texture is not supposed to be used in MCL2
 163                                 # (but maybe an external mod). It should only be used in texture packs.
 164                                 # Otherwise, it must be ignored.
 165                                 # Example: textures for mcl_supplemental
 166                                 continue
 167
 168                         src_file = base_dir + src_dir + "/" + src_filename # source file
 169                         src_file_exists = os.path.isfile(src_file)
 170                         dst_file = target_dir(dst_dir) + "/" + dst_filename # destination file
 171
 172                         if src_file_exists == False:
 173                                 print("WARNING: Source file does not exist: "+src_file)
 174                                 failed_conversions = failed_conversions + 1
 175                                 continue
 176
 177                         if xs != None:
 178                                 # Crop and copy images
 179                                 if not dry_run:
 180                                         os.system("convert "+src_file+" -crop "+xl+"x"+yl+"+"+xs+"+"+ys+" "+dst_file)
 181                                 if verbose:
 182                                         print(src_file + " → " + dst_file)
 183                         else:
 184                                 # Copy image verbatim
 185                                 if not dry_run:
 186                                         shutil.copy2(src_file, dst_file)
 187                                 if verbose:
 188                                         print(src_file + " → " + dst_file)
 189
 190         # Convert chest textures (requires ImageMagick)
 191         chest_files = [
 192                 [ tex_dir + "/entity/chest/normal.png", target_dir("/mods/ITEMS/mcl_chests/textures"), "default_chest_top.png", "mcl_chests_chest_bottom.png", "default_chest_front.png", "mcl_chests_chest_left.png", "mcl_chests_chest_right.png", "mcl_chests_chest_back.png" ],
 193                 [ tex_dir + "/entity/chest/trapped.png", target_dir("/mods/ITEMS/mcl_chests/textures"), "mcl_chests_chest_trapped_top.png", "mcl_chests_chest_trapped_bottom.png", "mcl_chests_chest_trapped_front.png", "mcl_chests_chest_trapped_left.png", "mcl_chests_chest_trapped_right.png", "mcl_chests_chest_trapped_back.png" ],
 194                 [ tex_dir + "/entity/chest/ender.png", target_dir("/mods/ITEMS/mcl_chests/textures"), "mcl_chests_ender_chest_top.png", "mcl_chests_ender_chest_bottom.png", "mcl_chests_ender_chest_front.png", "mcl_chests_ender_chest_left.png", "mcl_chests_ender_chest_right.png", "mcl_chests_ender_chest_back.png" ]
 195         ]
 196
 197         for c in chest_files:
 198                 chest_file = c[0]
 199                 if os.path.isfile(chest_file):
 200                         PPX = (PXSIZE/16)
 201                         CHPX = (PPX * 14) # Chest width
 202                         LIDPX = (PPX * 5) # Lid height
 203                         LIDLOW = (PPX * 10) # Lower lid section height
 204                         LOCKW = (PPX * 6) # Lock width
 205                         LOCKH = (PPX * 5) # Lock height
 206
 207                         cdir = c[1]
 208                         top = cdir + "/" + c[2]
 209                         bottom = cdir + "/" + c[3]
 210                         front = cdir + "/" + c[4]
 211                         left = cdir + "/" + c[5]
 212                         right = cdir + "/" + c[6]
 213                         back = cdir + "/" + c[7]
 214                         # Top
 215                         os.system("convert " + chest_file + " \
 216 \( -clone 0 -crop "+str(CHPX)+"x"+str(CHPX)+"+"+str(CHPX)+"+0 \) -geometry +0+0 -composite -extent "+str(CHPX)+"x"+str(CHPX)+" "+top)
 217                         # Bottom
 218                         os.system("convert " + chest_file + " \
 219 \( -clone 0 -crop "+str(CHPX)+"x"+str(CHPX)+"+"+str(CHPX*2)+"+"+str(CHPX+LIDPX)+" \) -geometry +0+0 -composite -extent "+str(CHPX)+"x"+str(CHPX)+" "+bottom)
 220                         # Front
 221                         os.system("convert " + chest_file + " \
 222 \( -clone 0 -crop "+str(CHPX)+"x"+str(LIDPX)+"+"+str(CHPX)+"+"+str(CHPX)+" \) -geometry +0+0 -composite \
 223 \( -clone 0 -crop "+str(CHPX)+"x"+str(LIDLOW)+"+"+str(CHPX)+"+"+str(CHPX*2+LIDPX)+" \) -geometry +0+"+str(LIDPX-PPX)+" -composite \
 224 -extent "+str(CHPX)+"x"+str(CHPX)+" "+front)
 225                         # TODO: Add lock
 226
 227                         # Left, right back (use same texture, we're lazy
 228                         files = [ left, right, back ]
 229                         for f in files:
 230                                 os.system("convert " + chest_file + " \
 231 \( -clone 0 -crop "+str(CHPX)+"x"+str(LIDPX)+"+"+str(0)+"+"+str(CHPX)+" \) -geometry +0+0 -composite \
 232 \( -clone 0 -crop "+str(CHPX)+"x"+str(LIDLOW)+"+"+str(0)+"+"+str(CHPX*2+LIDPX)+" \) -geometry +0+"+str(LIDPX-PPX)+" -composite \
 233 -extent "+str(CHPX)+"x"+str(CHPX)+" "+f)
 234
 235         # Double chests
 236
 237         chest_files = [
 238                 [ tex_dir + "/entity/chest/normal_double.png", target_dir("/mods/ITEMS/mcl_chests/textures"), "default_chest_front_big.png", "default_chest_top_big.png", "default_chest_side_big.png" ],
 239                 [ tex_dir + "/entity/chest/trapped_double.png", target_dir("/mods/ITEMS/mcl_chests/textures"), "mcl_chests_chest_trapped_front_big.png", "mcl_chests_chest_trapped_top_big.png", "mcl_chests_chest_trapped_side_big.png" ]
 240         ]
 241         for c in chest_files:
 242                 chest_file = c[0]
 243                 if os.path.isfile(chest_file):
 244                         PPX = (PXSIZE/16)
 245                         CHPX = (PPX * 14) # Chest width (short side)
 246                         CHPX2 = (PPX * 15) # Chest width (long side)
 247                         LIDPX = (PPX * 5) # Lid height
 248                         LIDLOW = (PPX * 10) # Lower lid section height
 249                         LOCKW = (PPX * 6) # Lock width
 250                         LOCKH = (PPX * 5) # Lock height
 251
 252                         cdir = c[1]
 253                         front = cdir + "/" + c[2]
 254                         top = cdir + "/" + c[3]
 255                         side = cdir + "/" + c[4]
 256                         # Top
 257                         os.system("convert " + chest_file + " \
 258 \( -clone 0 -crop "+str(CHPX2)+"x"+str(CHPX)+"+"+str(CHPX)+"+0 \) -geometry +0+0 -composite -extent "+str(CHPX2)+"x"+str(CHPX)+" "+top)
 259                         # Front
 260                         # TODO: Add lock
 261                         os.system("convert " + chest_file + " \
 262 \( -clone 0 -crop "+str(CHPX2)+"x"+str(LIDPX)+"+"+str(CHPX)+"+"+str(CHPX)+" \) -geometry +0+0 -composite \
 263 \( -clone 0 -crop "+str(CHPX2)+"x"+str(LIDLOW)+"+"+str(CHPX)+"+"+str(CHPX*2+LIDPX)+" \) -geometry +0+"+str(LIDPX-PPX)+" -composite \
 264 -extent "+str(CHPX2)+"x"+str(CHPX)+" "+front)
 265                         # Side
 266                         os.system("convert " + chest_file + " \
 267 \( -clone 0 -crop "+str(CHPX)+"x"+str(LIDPX)+"+"+str(0)+"+"+str(CHPX)+" \) -geometry +0+0 -composite \
 268 \( -clone 0 -crop "+str(CHPX)+"x"+str(LIDLOW)+"+"+str(0)+"+"+str(CHPX*2+LIDPX)+" \) -geometry +0+"+str(LIDPX-PPX)+" -composite \
 269 -extent "+str(CHPX)+"x"+str(CHPX)+" "+side)
 270
 271
 272         # Generate railway crossings and t-junctions. Note: They may look strange.
 273         # Note: these may be only a temporary solution, as crossings and t-junctions do not occour in MC.
 274         # TODO: Curves
 275         rails = [
 276                 # (Straigt src, curved src, t-junction dest, crossing dest)
 277                 ("rail_normal.png", "rail_normal_turned.png", "default_rail_t_junction.png", "default_rail_crossing.png"),
 278                 ("rail_golden.png", "rail_normal_turned.png", "carts_rail_t_junction_pwr.png", "carts_rail_crossing_pwr.png"),
 279                 ("rail_golden_powered.png", "rail_normal_turned.png", "mcl_minecarts_rail_golden_t_junction_powered.png", "mcl_minecarts_rail_golden_crossing_powered.png"),
 280                 ("rail_detector.png", "rail_normal_turned.png", "mcl_minecarts_rail_detector_t_junction.png", "mcl_minecarts_rail_detector_crossing.png"),
 281                 ("rail_detector_powered.png", "rail_normal_turned.png", "mcl_minecarts_rail_detector_t_junction_powered.png", "mcl_minecarts_rail_detector_crossing_powered.png"),
 282                 ("rail_activator.png", "rail_normal_turned.png", "mcl_minecarts_rail_activator_t_junction.png", "mcl_minecarts_rail_activator_crossing.png"),
 283                 ("rail_activator_powered.png", "rail_normal_turned.png", "mcl_minecarts_rail_activator_d_t_junction.png", "mcl_minecarts_rail_activator_powered_crossing.png"),
 284         ]
 285         for r in rails:
 286                 os.system("composite -compose Dst_Over "+tex_dir+"/blocks/"+r[0]+" "+tex_dir+"/blocks/"+r[1]+" "+target_dir("/mods/ENTITIES/mcl_minecarts/textures")+"/"+r[2])
 287                 os.system("convert "+tex_dir+"/blocks/"+r[0]+" -rotate 90 "+tempfile1.name)
 288                 os.system("composite -compose Dst_Over "+tempfile1.name+" "+tex_dir+"/blocks/"+r[0]+" "+target_dir("/mods/ENTITIES/mcl_minecarts/textures")+"/"+r[3])
 289
 290         # Convert banner overlays
 291         overlays = [
 292                 "base",
 293                 "border",
 294                 "bricks",
 295                 "circle",
 296                 "creeper",
 297                 "cross",
 298                 "curly_border",
 299                 "diagonal_left",
 300                 "diagonal_right",
 301                 "diagonal_up_left",
 302                 "diagonal_up_right",
 303                 "flower",
 304                 "gradient",
 305                 "gradient_up",
 306                 "half_horizontal_bottom",
 307                 "half_horizontal",
 308                 "half_vertical",
 309                 "half_vertical_right",
 310                 "rhombus",
 311                 "mojang",
 312                 "skull",
 313                 "small_stripes",
 314                 "straight_cross",
 315                 "stripe_bottom",
 316                 "stripe_center",
 317                 "stripe_downleft",
 318                 "stripe_downright",
 319                 "stripe_left",
 320                 "stripe_middle",
 321                 "stripe_right",
 322                 "stripe_top",
 323                 "square_bottom_left",
 324                 "square_bottom_right",
 325                 "square_top_left",
 326                 "square_top_right",
 327                 "triangle_bottom",
 328                 "triangles_bottom",
 329                 "triangle_top",
 330                 "triangles_top",
 331         ]
 332         for o in overlays:
 333                 orig = tex_dir + "/entity/banner/" + o + ".png"
 334                 if os.path.isfile(orig):
 335                         if o == "mojang":
 336                                 o = "thing"
 337                         dest = target_dir("/mods/ITEMS/mcl_banners/textures")+"/"+"mcl_banners_"+o+".png"
 338                         os.system("convert "+orig+" -transparent-color white -background black -alpha remove -alpha copy -channel RGB -white-threshold 0 "+dest)
 339
 340         # Convert grass
 341         grass_file = tex_dir + "/blocks/grass_top.png"
 342         if os.path.isfile(grass_file):
 343                 FOLIAG = tex_dir+"/colormap/foliage.png"
 344                 GRASS = tex_dir+"/colormap/grass.png"
 345
 346
 347                 # Leaves
 348                 colorize_alpha(FOLIAG, tex_dir+"/blocks/leaves_oak.png", "116+143", str(PXSIZE), target_dir("/mods/ITEMS/mcl_core/textures")+"/default_leaves.png")
 349                 colorize_alpha(FOLIAG, tex_dir+"/blocks/leaves_big_oak.png", "158+177", str(PXSIZE), target_dir("/mods/ITEMS/mcl_core/textures")+"/mcl_core_leaves_big_oak.png")
 350                 colorize_alpha(FOLIAG, tex_dir+"/blocks/leaves_acacia.png", "40+255", str(PXSIZE), target_dir("/mods/ITEMS/mcl_core/textures")+"/default_acacia_leaves.png")
 351                 colorize_alpha(FOLIAG, tex_dir+"/blocks/leaves_spruce.png", "226+230", str(PXSIZE), target_dir("/mods/ITEMS/mcl_core/textures")+"/mcl_core_leaves_spruce.png")
 352                 colorize_alpha(FOLIAG, tex_dir+"/blocks/leaves_birch.png", "141+186", str(PXSIZE), target_dir("/mods/ITEMS/mcl_core/textures")+"/mcl_core_leaves_birch.png")
 353                 colorize_alpha(FOLIAG, tex_dir+"/blocks/leaves_jungle.png", "16+39", str(PXSIZE), target_dir("/mods/ITEMS/mcl_core/textures")+"/default_jungleleaves.png")
 354
 355                 # Waterlily
 356                 colorize_alpha(FOLIAG, tex_dir+"/blocks/waterlily.png", "16+39", str(PXSIZE), target_dir("/mods/ITEMS/mcl_flowers/textures")+"/flowers_waterlily.png")
 357
 358                 # Vines
 359                 colorize_alpha(FOLIAG, tex_dir+"/blocks/vine.png", "16+39", str(PXSIZE), target_dir("/mods/ITEMS/mcl_core/textures")+"/mcl_core_vine.png")
 360
 361                 # Tall grass, fern (inventory images)
 362                 pcol = "49+172" # Plains grass color
 363                 colorize_alpha(GRASS, tex_dir+"/blocks/tallgrass.png", pcol, str(PXSIZE), target_dir("/mods/ITEMS/mcl_flowers/textures")+"/mcl_flowers_tallgrass_inv.png")
 364                 colorize_alpha(GRASS, tex_dir+"/blocks/fern.png", pcol, str(PXSIZE), target_dir("/mods/ITEMS/mcl_flowers/textures")+"/mcl_flowers_fern_inv.png")
 365                 colorize_alpha(GRASS, tex_dir+"/blocks/double_plant_fern_top.png", pcol, str(PXSIZE), target_dir("/mods/ITEMS/mcl_flowers/textures")+"/mcl_flowers_double_plant_fern_inv.png")
 366                 colorize_alpha(GRASS, tex_dir+"/blocks/double_plant_grass_top.png", pcol, str(PXSIZE), target_dir("/mods/ITEMS/mcl_flowers/textures")+"/mcl_flowers_double_plant_grass_inv.png")
 367
 368                 # TODO: Convert grass palette
 369
 370                 offset = [
 371                         [ pcol, "", "grass" ], # Default grass: Plains
 372                         [ "40+255", "_dry", "dry_grass" ], # Dry grass: Savanna, Mesa Plateau F, Nether, …
 373                 ]
 374                 for o in offset:
 375                         colorize(GRASS, tex_dir+"/blocks/grass_top.png", o[0], str(PXSIZE), target_dir("/mods/ITEMS/mcl_core/textures")+"/default_"+o[2]+".png")
 376                         colorize_alpha(GRASS, tex_dir+"/blocks/grass_side_overlay.png", o[0], str(PXSIZE), target_dir("/mods/ITEMS/mcl_core/textures")+"/default_"+o[2]+"_side.png")
 377
 378
 379                 print("Textures conversion COMPLETE!")
 380                 if failed_conversions > 0:
 381                         print("WARNING: Number of missing files in original resource pack: "+str(failed_conversions))
 382                 print("NOTE: Please keep in mind this script does not reliably convert all the textures yet.")
 383                 if make_texture_pack:
 384                         print("You can now retrieve the texture pack in "+output_dir+"/"+output_dir_name+"/")
 385
 386 # ENTRY POINT
 387 if make_texture_pack and not os.path.isdir(output_dir+"/"+output_dir_name):
 388         os.mkdir(output_dir+"/"+output_dir_name)
 389
 390 tempfile1 = tempfile.NamedTemporaryFile()
 391 tempfile2 = tempfile.NamedTemporaryFile()
 392
 393 convert_textures()
 394
 395 tempfile1.close()
 396 tempfile2.close()