room.lua

   1 local S = minetest.get_translator("tsm_pyramids")
   2
   3 -- ROOM LAYOUTS
   4
   5 local room_types = {
   6         -- Pillar room
   7         {
   8                 style = "yrepeat",
   9                 layout = {
  10                         " "," "," "," "," "," "," "," "," ",
  11                         " ","^"," ","^"," ","^"," ","^"," ",
  12                         " ","s"," ","s"," ","s"," ","s"," ",
  13                         " "," "," "," "," "," "," "," "," ",
  14                         " "," "," "," "," "," "," "," "," ",
  15                         " "," "," "," "," "," "," "," "," ",
  16                         " ","s"," ","s"," ","s"," ","s"," ",
  17                         " ","v"," ","v"," ","v"," ","v"," ",
  18                         " "," "," "," "," "," "," "," "," "
  19                 },
  20                 traps = true,
  21         },
  22         -- Hieroglyph walls
  23         {
  24                 style = "yrepeat",
  25                 layout = {
  26                         "s","s","s","s","s","s","s","s","s",
  27                         "s"," "," "," "," "," "," "," ","s",
  28                         "s"," "," "," "," "," "," "," ","s",
  29                         "s"," "," "," "," "," "," "," ","s",
  30                         " "," "," "," ","<"," "," "," ","s",
  31                         "s"," "," "," "," "," "," "," ","s",
  32                         "s"," "," "," "," "," "," "," ","s",
  33                         "s"," "," "," "," "," "," "," ","s",
  34                         "s","s","s","s","s","s","s","s","s"
  35                 },
  36         },
  37         -- 4 large pillars
  38         {
  39                 style = "yrepeat",
  40                 layout = {
  41                         " "," "," "," ","v"," "," "," "," ",
  42                         " ","s","s"," "," "," ","s","s"," ",
  43                         " ","s","s"," "," "," ","s","s"," ",
  44                         " "," "," "," "," "," "," "," "," ",
  45                         " "," "," "," "," "," "," "," ","<",
  46                         " "," "," "," "," "," "," "," "," ",
  47                         " ","s","s"," "," "," ","s","s"," ",
  48                         " ","s","s"," "," "," ","s","s"," ",
  49                         " "," "," "," ","^"," "," "," "," "
  50                 },
  51         },
  52         -- hidden room
  53         {
  54                 style = "yrepeat",
  55                 layout = {
  56                         " "," "," "," "," "," "," "," "," ",
  57                         " "," "," "," "," "," "," "," "," ",
  58                         " "," ","s","S","s","S","s"," "," ",
  59                         " "," ","S"," "," "," ","S"," "," ",
  60                         " "," ","s"," ",">"," ","s"," ","<",
  61                         " "," ","S"," "," "," ","S"," "," ",
  62                         " "," ","s","S","s","S","s"," "," ",
  63                         " "," "," "," "," "," "," "," "," ",
  64                         " "," "," "," "," "," "," "," "," "
  65                 },
  66         },
  67         -- spiral 1
  68         {
  69                 style = "yrepeat",
  70                 layout = {
  71                         " "," "," "," "," "," "," "," "," ",
  72                         " ","S","S","S","S","S","S","S"," ",
  73                         " ","S"," "," "," "," "," ","S"," ",
  74                         " ","S"," ","s","s","s"," ","S"," ",
  75                         " ","S"," ","s","v","s"," ","S"," ",
  76                         "S","S"," ","s"," ","s"," ","S"," ",
  77                         "S","S"," ","s"," "," "," ","S"," ",
  78                         "v","S"," ","S","S","S","S","S"," ",
  79                         " ","S"," "," "," "," "," "," "," "
  80                 },
  81         },
  82         -- spiral 2
  83         {
  84                 style = "yrepeat",
  85                 layout = {
  86                         " "," "," "," "," "," "," "," "," ",
  87                         " ","S","S","S","S","S","S","S"," ",
  88                         " "," "," ","s"," "," "," ","S"," ",
  89                         "S","S"," ","s"," ","s"," ","S"," ",
  90                         " ","S"," ","s","^","s"," ","S"," ",
  91                         " ","S"," ","s","s","s"," ","S"," ",
  92                         " ","S"," "," "," "," "," ","S"," ",
  93                         " ","S","S","S","S","S","S","S"," ",
  94                         " "," "," "," "," "," "," "," "," "
  95                 },
  96         },
  97         -- pillar mania
  98         {
  99                 style = "yrepeat",
 100                 layout = {
 101                         " "," ","v"," ","v"," ","v"," ","v",
 102                         " ","s"," ","s"," ","s"," ","s"," ",
 103                         " "," "," "," "," "," "," "," "," ",
 104                         " ","s"," ","s"," ","s"," ","s"," ",
 105                         " "," "," "," "," "," "," "," "," ",
 106                         " ","s"," ","s"," ","s"," ","s"," ",
 107                         " "," "," "," "," "," "," "," "," ",
 108                         " ","s"," ","s"," ","s"," ","s"," ",
 109                         " "," ","^"," ","^"," ","^"," ","^",
 110                 },
 111                 --traps = true,
 112         },
 113         -- plusses
 114         {
 115                 style = "yrepeat",
 116                 layout = {
 117                         "s"," "," "," "," "," "," "," ","s",
 118                         " "," ","s",">"," ","<","s"," "," ",
 119                         " ","s","s","s"," ","s","s","s"," ",
 120                         " "," ","s"," "," "," ","s"," "," ",
 121                         " "," "," "," ","<"," "," "," "," ",
 122                         " "," ","s"," "," "," ","s"," "," ",
 123                         " ","s","s","s"," ","s","s","s"," ",
 124                         " "," ","s",">"," ","<","s"," "," ",
 125                         "s"," "," "," "," "," "," "," ","s",
 126                 },
 127                 --traps = true,
 128         },
 129         -- diamond
 130         {
 131                 style = "yrepeat",
 132                 layout = {
 133                         ">","s","s","s","s","s","s","s","s",
 134                         "s","s","s"," "," "," ","s","s","s",
 135                         "s","s"," "," "," "," "," ","s","s",
 136                         "s"," "," "," "," "," "," "," ","s",
 137                         " "," "," "," "," "," "," ","<","s",
 138                         "s"," "," "," "," "," "," "," ","s",
 139                         "s","s"," "," "," "," "," ","s","s",
 140                         "s","s","s"," "," "," ","s","s","s",
 141                         ">","s","s","s","s","s","s","s","s",
 142                 },
 143                 --traps = true,
 144         },
 145         -- square
 146         {
 147                 style = "yrepeat",
 148                 layout = {
 149                         " "," "," "," "," "," "," "," "," ",
 150                         " ","S","S","S","^","S","S","S"," ",
 151                         " ","S","S","S","S","S","S","S"," ",
 152                         " ","S","S","S","S","S","S","S"," ",
 153                         " ","S","S","S","S","S","S",">"," ",
 154                         " ","S","S","S","S","S","S","S"," ",
 155                         " ","S","S","S","S","S","S","S"," ",
 156                         " ","S","S","S","v","S","S","S"," ",
 157                         " "," "," "," "," "," "," "," "," ",
 158                 },
 159         },
 160         -- hallway 2
 161         {
 162                 style = "yrepeat",
 163                 layout = {
 164                         "S","S","S","S",">"," "," "," "," ",
 165                         "S","S","S","S","S","^","S","S"," ",
 166                         "S","S","S","S","S","S","S","S"," ",
 167                         "S","S","S","S","S","S","S","S"," ",
 168                         " "," "," "," "," "," "," "," "," ",
 169                         "S","S","S","S","S","S","S","S"," ",
 170                         "S","S","S","S","S","S","S","S"," ",
 171                         "S","S","S","S","S","v","S","S"," ",
 172                         "S","S","S","S",">"," "," "," "," ",
 173                 },
 174         },
 175         -- hallway 3
 176         {
 177                 style = "yrepeat",
 178                 layout = {
 179                         "S","S","S","S","S"," "," "," "," ",
 180                         "S","S","S","S","s",">"," "," "," ",
 181                         "S","s","S","s","S","s","S"," "," ",
 182                         " "," "," "," "," "," "," "," "," ",
 183                         " "," "," "," "," "," "," "," "," ",
 184                         " "," "," "," "," "," "," "," "," ",
 185                         "S","s","S","s","S","s","S"," "," ",
 186                         "S","S","S","S","s",">"," "," "," ",
 187                         "S","S","S","S","S"," "," "," "," ",
 188                 },
 189         },
 190         -- hallway 4
 191         {
 192                 style = "yrepeat",
 193                 layout = {
 194                         "S","S","S","S","S","v","S","S","S",
 195                         "S","S","S","S","S","S","S","S","S",
 196                         "s","S","s","S","s","S","s","S","s",
 197                         " "," "," "," "," "," "," "," "," ",
 198                         " "," "," "," "," "," "," "," ","<",
 199                         " "," "," "," "," "," "," "," "," ",
 200                         "s","S","s","S","s","S","s","S","s",
 201                         "S","S","S","S","S","S","S","S","S",
 202                         "S","S","S","S","S","^","S","S","S",
 203                 },
 204         },
 205         -- tiny
 206         {
 207                 style = "yrepeat",
 208                 layout = {
 209                         "S","S","S","S","S","S","S","S","v",
 210                         "S","S","S","S","S","S","S","S"," ",
 211                         "S","S","S","S","S","S","S","S"," ",
 212                         "S","S","S"," "," "," ","S","S"," ",
 213                         " "," "," "," ","<"," ","S","S"," ",
 214                         "S","S","S"," "," "," ","S","S"," ",
 215                         "S","S","S","S","S","S","S","S"," ",
 216                         "S","S","S","S","S","S","S","S"," ",
 217                         "S","S","S","S","S","S","S","S","^",
 218                 },
 219         },
 220         -- small
 221         {
 222                 style = "yrepeat",
 223                 layout = {
 224                         "S","S","S","S","S","S","S","S","S",
 225                         "S","S","S","S","S","S","S","S","S",
 226                         "S","S"," ","v"," ","v"," ","S","S",
 227                         "S","S",">"," "," "," ","<","S"," ",
 228                         " "," "," "," ","s"," "," ","S"," ",
 229                         "S","S",">"," "," "," ","<","S"," ",
 230                         "S","S"," ","^"," ","^"," ","S","S",
 231                         "S","S","S","S","S","S","S","S","S",
 232                         "S","S","S","S","S","S","S","S","S",
 233                 },
 234         },
 235         -- small 2
 236         {
 237                 style = "yrepeat",
 238                 layout = {
 239                         " "," "," "," "," "," "," "," "," ",
 240                         " ","S","S","S","S","S","S","S"," ",
 241                         " ","S"," "," ","v"," "," ","S"," ",
 242                         "S","S"," "," "," "," "," ","S"," ",
 243                         " "," "," "," "," "," ","<","S"," ",
 244                         "S","S"," "," "," "," "," ","S"," ",
 245                         " ","S"," "," ","^"," "," ","S"," ",
 246                         " ","S","S","S","S","S","S","S"," ",
 247                         " "," "," "," "," "," "," "," "," ",
 248                 },
 249         },
 250         -- big pillar
 251         {
 252                 style = "yrepeat",
 253                 layout = {
 254                         " "," "," "," "," "," "," "," "," ",
 255                         " "," "," "," "," "," "," "," "," ",
 256                         " "," "," "," ","^"," "," "," "," ",
 257                         " "," "," ","s","s","s"," "," "," ",
 258                         " "," ","<","s","S","s",">"," "," ",
 259                         " "," "," ","s","s","s"," "," "," ",
 260                         " "," "," "," ","v"," "," "," "," ",
 261                         " "," "," "," "," "," "," "," "," ",
 262                         " "," "," "," "," "," "," "," "," ",
 263                 },
 264                 --traps = true,
 265         },
 266         -- pacman
 267         {
 268                 style = "yrepeat",
 269                 layout = {
 270                         " "," "," "," "," "," "," "," "," ",
 271                         " "," "," "," "," "," "," "," "," ",
 272                         " "," "," ","s","s","s"," "," "," ",
 273                         " "," ","s","s","v","s","s"," "," ",
 274                         " "," ","s",">"," "," "," "," "," ",
 275                         " "," ","s","s","^","s","s"," "," ",
 276                         " "," "," ","s","s","s"," "," "," ",
 277                         " "," "," "," "," "," "," "," "," ",
 278                         " "," "," "," "," "," "," "," "," ",
 279                 },
 280         },
 281         -- the wall
 282         {
 283                 style = "yrepeat",
 284                 layout = {
 285                         "S","S","S","S","S","S","S"," ","<",
 286                         "s","s","s","s","s","S","S"," ","s",
 287                         "s"," "," "," "," ","s","S"," ","<",
 288                         "s"," "," "," "," ","s","S"," ","s",
 289                         " "," "," "," ","<","s","S"," ","<",
 290                         "s"," "," "," "," ","s","S"," ","s",
 291                         "s"," "," "," "," ","s","S"," ","<",
 292                         "s","s","s","s","s","s","S"," ","s",
 293                         "S","S","S","S","S","S","S"," ","<",
 294                 },
 295         },
 296         -- split
 297         {
 298                 style = "yrepeat",
 299                 layout = {
 300                         " "," "," "," "," "," "," "," "," ",
 301                         " "," "," "," "," "," "," "," "," ",
 302                         " "," "," "," "," "," "," "," "," ",
 303                         " "," "," ","^"," ","^"," "," "," ",
 304                         " "," "," ","s"," ","s"," "," "," ",
 305                         " "," "," ","v"," ","v"," "," "," ",
 306                         " "," "," "," "," "," "," "," "," ",
 307                         " "," "," "," "," "," "," "," "," ",
 308                         " "," "," "," "," "," "," "," "," ",
 309                 },
 310         },
 311         -- 4 small pillars
 312         {
 313                 style = "yrepeat",
 314                 layout = {
 315                         " "," "," "," "," "," "," "," "," ",
 316                         " "," "," "," ","^"," "," "," "," ",
 317                         " "," "," "," ","s"," "," "," "," ",
 318                         " "," "," "," "," "," "," "," "," ",
 319                         " ","<","s"," "," "," ","s",">"," ",
 320                         " "," "," "," "," "," "," "," "," ",
 321                         " "," "," "," ","s"," "," "," "," ",
 322                         " "," "," "," ","v"," "," "," "," ",
 323                         " "," "," "," "," "," "," "," "," ",
 324                 },
 325         },
 326         -- 6 pillars
 327         {
 328                 style = "yrepeat",
 329                 layout = {
 330                         " "," "," "," "," "," "," "," "," ",
 331                         " "," ","^"," ","^"," ","^"," "," ",
 332                         " "," ","s"," ","s"," ","s"," "," ",
 333                         " "," "," "," "," "," "," "," "," ",
 334                         " "," "," "," "," "," "," "," "," ",
 335                         " "," "," "," "," "," "," "," "," ",
 336                         " "," ","s"," ","s"," ","s"," "," ",
 337                         " "," ","v"," ","v"," ","v"," "," ",
 338                         " "," "," "," "," "," "," "," "," ",
 339                 },
 340                 traps = true,
 341         },
 342         -- stripes
 343         {
 344                 style = "yrepeat",
 345                 layout = {
 346                         " ","S","v","S","v","S","v","S","v",
 347                         " ","S"," ","S"," ","S"," ","S"," ",
 348                         " ","s"," ","s"," ","s"," ","s"," ",
 349                         " "," "," "," "," "," "," "," "," ",
 350                         " "," "," "," "," "," "," "," "," ",
 351                         " "," "," "," "," "," "," "," "," ",
 352                         " ","s"," ","s"," ","s"," ","s"," ",
 353                         " ","S"," ","S"," ","S"," ","S"," ",
 354                         " ","S","^","S","^","S","^","S","^",
 355                 },
 356         },
 357         -- inside
 358         {
 359                 style = "yrepeat",
 360                 layout = {
 361                         " "," "," "," "," "," "," "," "," ",
 362                         " ","s"," "," "," "," "," ","s"," ",
 363                         " "," "," "," "," "," "," "," "," ",
 364                         " "," "," ","s","S","s"," "," "," ",
 365                         " "," "," ","S",">"," "," "," "," ",
 366                         " "," "," ","s","S","s"," "," "," ",
 367                         " "," "," "," "," "," "," "," "," ",
 368                         " ","s"," "," "," "," "," ","s"," ",
 369                         " "," "," "," "," "," "," "," "," ",
 370                 },
 371         },
 372         -- 1 chest
 373         {
 374                 style = "yrepeat",
 375                 layout = {
 376                         " "," "," "," "," "," "," "," "," ",
 377                         " "," "," "," "," "," "," "," "," ",
 378                         " "," "," "," "," "," "," "," "," ",
 379                         " "," "," "," "," "," "," "," "," ",
 380                         " "," "," "," ","<"," "," "," "," ",
 381                         " "," "," "," "," "," "," "," "," ",
 382                         " "," "," "," "," "," "," "," "," ",
 383                         " "," "," "," "," "," "," "," "," ",
 384                         " "," "," "," "," "," "," "," "," ",
 385                 },
 386         },
 387         -- 2 chests
 388         {
 389                 style = "yrepeat",
 390                 layout = {
 391                         " "," "," "," "," "," "," "," "," ",
 392                         " "," "," "," "," "," "," "," ","<",
 393                         " "," "," "," "," "," "," "," "," ",
 394                         " "," "," "," "," "," "," "," "," ",
 395                         " "," "," "," "," "," "," "," "," ",
 396                         " "," "," "," "," "," "," "," "," ",
 397                         " "," "," "," "," "," "," "," "," ",
 398                         " "," "," "," "," "," "," "," ","<",
 399                         " "," "," "," "," "," "," "," "," ",
 400                 },
 401                 traps = true,
 402         },
 403         -- X
 404         {
 405                 style = "yrepeat",
 406                 layout = {
 407                         "s"," "," "," "," "," "," "," ","s",
 408                         "s","s",">"," "," "," ","<","s","s",
 409                         " ","s","s"," "," "," ","s","s"," ",
 410                         " "," ","s","s"," ","s","s"," "," ",
 411                         " "," "," "," "," "," "," "," "," ",
 412                         " "," ","s","s"," ","s","s"," "," ",
 413                         " ","s","s"," "," "," ","s","s"," ",
 414                         "s","s",">"," "," "," ","<","s","s",
 415                         "s"," "," "," "," "," "," "," ","s",
 416                 },
 417         },
 418         -- split 2
 419         {
 420                 style = "yrepeat",
 421                 layout = {
 422                         "S","S","S","S","S","S","S","S","S",
 423                         "S","S","S"," "," "," "," "," "," ",
 424                         "S","S","S"," "," "," "," "," "," ",
 425                         "S","S","S"," "," ","^","^","^","^",
 426                         " "," "," "," "," ","s","s","s","s",
 427                         "S","S","S"," "," ","v","v","v","v",
 428                         "S","S","S"," "," "," "," "," "," ",
 429                         "S","S","S"," "," "," "," "," "," ",
 430                         "S","S","S","S","S","S","S","S","S",
 431                 },
 432         },
 433         -- split 3
 434         {
 435                 style = "yrepeat",
 436                 layout = {
 437                         " "," "," "," "," "," "," "," "," ",
 438                         " "," "," "," "," "," "," "," "," ",
 439                         " "," "," "," "," "," "," "," "," ",
 440                         " ","^"," ","^"," ","^"," ","^"," ",
 441                         " ","s"," ","s"," ","s"," ","s"," ",
 442                         " ","v"," ","v"," ","v"," ","v"," ",
 443                         " "," "," "," "," "," "," "," "," ",
 444                         " "," "," "," "," "," "," "," "," ",
 445                         " "," "," "," "," "," "," "," "," ",
 446                 },
 447         },
 448         -- diamond 2
 449         {
 450                 style = "yrepeat",
 451                 layout = {
 452                         "S","S"," "," "," "," "," ","S","S",
 453                         "S"," "," "," ","s"," "," "," ","S",
 454                         " "," ","<","S","S","S",">"," "," ",
 455                         " "," ","S","S","S","S","S"," "," ",
 456                         " ","s","S","S","S","S","S","s"," ",
 457                         " "," ","S","S","S","S","S"," "," ",
 458                         " "," ","<","S","S","S",">"," "," ",
 459                         "S"," "," "," ","s"," "," "," ","S",
 460                         "S","S"," "," "," "," "," ","S","S",
 461                 },
 462         },
 463         -- ultra pillars
 464         {
 465                 style = "yrepeat",
 466                 layout = {
 467                         " "," "," "," "," "," "," "," "," ",
 468                         " ","s","^","s"," ","s","^","s"," ",
 469                         " ","s","s","s"," ","s","s","s"," ",
 470                         " ","s","s","s"," ","s","s","s"," ",
 471                         " "," "," "," "," "," "," "," "," ",
 472                         " ","s","s","s"," ","s","s","s"," ",
 473                         " ","s","s","s"," ","s","s","s"," ",
 474                         " ","s","v","s"," ","s","v","s"," ",
 475                         " "," "," "," "," "," "," "," "," ",
 476                 },
 477         },
 478         -- vstripes
 479         {
 480                 style = "yrepeat",
 481                 layout = {
 482                         "S"," "," "," "," "," "," "," "," ",
 483                         "S"," "," ","^"," "," ","^"," "," ",
 484                         "S"," "," ","s"," "," ","s"," "," ",
 485                         "S"," "," "," "," "," "," "," "," ",
 486                         " "," "," ","s"," "," ","s"," "," ",
 487                         "S"," "," "," "," "," "," "," "," ",
 488                         "S"," "," ","s"," "," ","s"," "," ",
 489                         "S"," "," ","v"," "," ","v"," "," ",
 490                         "S"," "," "," "," "," "," "," "," ",
 491                 },
 492         },
 493         -- sides
 494         {
 495                 style = "yrepeat",
 496                 layout = {
 497                         "s"," ","s"," ","s"," ","s"," ","s",
 498                         " "," ","v"," ","v"," ","v"," "," ",
 499                         "s"," "," "," "," "," "," "," ","s",
 500                         " "," "," "," "," "," "," "," "," ",
 501                         " "," "," "," "," "," "," "," ","s",
 502                         " "," "," "," "," "," "," "," "," ",
 503                         "s"," "," "," "," "," "," "," ","s",
 504                         " "," ","^"," ","^"," ","^"," "," ",
 505                         "s"," ","s"," ","s"," ","s"," ","s",
 506                 },
 507                 traps = true,
 508         },
 509         -- 9 pillars
 510         {
 511                 style = "yrepeat",
 512                 layout = {
 513                         " "," "," "," "," "," "," "," "," ",
 514                         " "," ","^"," ","^"," ","^"," "," ",
 515                         " "," ","s"," ","s"," ","s"," "," ",
 516                         " "," "," "," "," "," "," "," "," ",
 517                         " "," ","s"," ","s"," ","s"," "," ",
 518                         " "," "," "," "," "," "," "," "," ",
 519                         " "," ","s"," ","s"," ","s"," "," ",
 520                         " "," ","v"," ","v"," ","v"," "," ",
 521                         " "," "," "," "," "," "," "," "," ",
 522                 },
 523                 --traps = true,
 524         },
 525
 526
 527
 528 }
 529
 530 local layout_traps
 531 local layout_traps_template = {
 532         "S","S","S","S","S","S","S","S","S",
 533         "?","S","?","S","?","S","?","S","S",
 534         "?","S","?","S","?","S","?","S","S",
 535         "?","?","?","?","?","?","?","?","S",
 536         "?","?","?","?","?","?","?","?","S", -- << entrance on left side
 537         "?","?","?","?","?","?","?","?","S",
 538         "?","S","?","S","?","S","?","S","S",
 539         "?","S","?","S","?","S","?","S","S",
 540         "S","S","S","S","S","S","S","S","S"
 541 }
 542
 543 local code_sandstone = {
 544         [" "] = "air",
 545         ["s"] = "sandstone",
 546         ["S"] = "sandstonebrick",
 547         ["1"] = "deco_stone1",
 548         ["2"] = "deco_stone2",
 549         ["3"] = "deco_stone3",
 550         ["^"] = "chest",
 551         ["<"] = "chest",
 552         [">"] = "chest",
 553         ["v"] = "chest",
 554         ["~"] = "lava_source",
 555         ["t"] = "trap",
 556 }
 557 local code_desert = table.copy(code_sandstone)
 558 code_desert["s"] = "desert_sandstone"
 559 code_desert["1"] = "deco_stone4"
 560 code_desert["2"] = "deco_stone5"
 561 code_desert["3"] = "deco_stone6"
 562 code_desert["S"] = "desert_sandstone_brick"
 563 code_desert["t"] = "desert_trap"
 564
 565 local function replace(str, iy, code_table, deco, column_style)
 566         local out = "default:"
 567         if iy < 4 and (str == "<" or str == ">" or str == "^" or str == "v") then str = " " end
 568         if column_style == 1 or column_style == 2 then
 569                 if iy == 0 and str == "s" then out = "tsm_pyramids:" str = deco[1] end
 570                 if iy == 3 and str == "s" then out = "tsm_pyramids:" str = deco[2] end
 571         elseif column_style == 3 then
 572                 if iy == 0 and str == "s" then out = "tsm_pyramids:" str = deco[1] end
 573                 if iy == 2 and str == "s" then out = "tsm_pyramids:" str = deco[2] end
 574         elseif column_style == 4 then
 575                 if iy == 2 and str == "s" then out = "tsm_pyramids:" str = deco[1] end
 576         end
 577         if str == " " then out = "" end
 578         return out..code_table[str]
 579 end
 580
 581 local function replace2(str, iy, code_table)
 582         local out = "default:"
 583         if iy == 0 and str == "~" then out = "tsm_pyramids:" str = "t"
 584         elseif iy < 3 and str == "~" then str = " " end
 585
 586         if str == " " then out = "" end
 587         return out..code_table[str]
 588 end
 589
 590 function tsm_pyramids.make_room(pos, stype, room_id)
 591         local code_table = code_sandstone
 592         if stype == "desert" then
 593                 code_table = code_desert
 594         end
 595         -- Select random deco block
 596         local deco_ids = {"1", "2", "3"}
 597         local deco = {}
 598         for i=1, 2 do
 599                 local r = math.random(1, #deco_ids)
 600                 table.insert(deco, deco_ids[r])
 601                 table.remove(deco_ids, r)
 602         end
 603         local hole = {x=pos.x+7,y=pos.y+5, z=pos.z+7}
 604         if room_id == nil then
 605                 room_id = math.random(1, #room_types)
 606         end
 607         local room
 608         if room_id < 1 or room_id > #room_types then
 609                 return false, S("Incorrect room type ID: @1", room_id)
 610         end
 611         local room = room_types[room_id]
 612         local chests = {}
 613         local column_style = math.random(0,4)
 614         if room.style == "yrepeat" then
 615                 for iy=0,4,1 do
 616                         for ix=0,8,1 do
 617                                 for iz=0,8,1 do
 618                                         local n_str = room.layout[tonumber(ix*9+iz+1)]
 619                                         local p2 = 0
 620                                         if n_str == "<" then
 621                                                 p2 = 0
 622                                         elseif n_str == ">" then
 623                                                 p2 = 2
 624                                         elseif n_str == "^" then
 625                                                 p2 = 1
 626                                         elseif n_str == "v" then
 627                                                 p2 = 3
 628                                         end
 629                                         local cpos = {x=hole.x+ix,y=hole.y-iy,z=hole.z+iz}
 630                                         local nn = replace(n_str, iy, code_table, deco, column_style)
 631                                         minetest.set_node(cpos, {name=nn, param2=p2})
 632                                         if nn == "default:chest" then
 633                                                 table.insert(chests, cpos)
 634                                         end
 635                                 end
 636                         end
 637                 end
 638         else
 639                 minetest.log("error", "Invalid pyramid room style! room type ID="..r)
 640         end
 641         local sanded = room.flood_sand ~= false and math.random(1,8) == 1
 642         if #chests > 0 then
 643                 -- Make at least 8 attempts to fill chests
 644                 local filled = 0
 645                 while filled < 8 do
 646                         for c=1, #chests do
 647                                 tsm_pyramids.fill_chest(chests[c], stype, sanded)
 648                                 filled = filled + 1
 649                         end
 650                 end
 651         end
 652         if room.traps then
 653                 tsm_pyramids.make_traps(pos, stype)
 654         end
 655         if sanded then
 656                 tsm_pyramids.flood_sand(pos, stype)
 657         end
 658         return true, nil, sanded
 659 end
 660
 661 local shuffle_traps = function(chance)
 662         layout_traps = table.copy(layout_traps_template)
 663         for a=1, #layout_traps do
 664                 if layout_traps[a] == "?" then
 665                         if math.random(1,100) <= chance then
 666                                 layout_traps[a] = "~"
 667                         else
 668                                 layout_traps[a] = "S"
 669                         end
 670                 end
 671         end
 672 end
 673
 674 function tsm_pyramids.make_traps(pos, stype)
 675         local code_table = code_sandstone
 676         if stype == "desert" then
 677                 code_table = code_desert
 678         end
 679         shuffle_traps(math.random(10,100))
 680         local hole = {x=pos.x+7,y=pos.y, z=pos.z+7}
 681         for iy=0,4,1 do
 682                 for ix=0,8,1 do
 683                         for iz=0,8,1 do
 684                                 local n_str = layout_traps[tonumber(ix*9+iz+1)]
 685                                 local p2 = 0
 686                                 minetest.set_node({x=hole.x+ix,y=hole.y-iy,z=hole.z+iz}, {name=replace2(n_str, iy, code_table), param2=p2})
 687                         end
 688                 end
 689         end
 690 end
 691
 692 function tsm_pyramids.flood_sand(pos, stype)
 693         local set_to_sand = {}
 694         local nn = "default:sand"
 695         if stype == "desert" then
 696                 nn = "default:desert_sand"
 697         end
 698         local hole = {x=pos.x+7,y=pos.y+1, z=pos.z+7}
 699         local maxh = math.random(1,4)
 700         local chance = math.random(1,7)
 701         for ix=0,8,1 do
 702                 for iz=0,8,1 do
 703                         if math.random(1,chance) == 1 then
 704                                 local h = math.random(1,maxh)
 705                                 for iy=0,h,1 do
 706                                         local p = {x=hole.x+ix,y=hole.y+iy,z=hole.z+iz}
 707                                         if minetest.get_node(p).name == "air" then
 708                                                 table.insert(set_to_sand, p)
 709                                         end
 710                                 end
 711                         end
 712                 end
 713         end
 714         minetest.bulk_set_node(set_to_sand, {name=nn})
 715 end
 716