_Mappings.pde

   1 /**
   2  *     DOUBLE BLACK DIAMOND        DOUBLE BLACK DIAMOND
   3  *
   4  *         //\\   //\\                 //\\   //\\
   5  *        ///\\\ ///\\\               ///\\\ ///\\\
   6  *        \\\/// \\\///               \\\/// \\\///
   7  *         \\//   \\//                 \\//   \\//
   8  *
   9  *        EXPERTS ONLY!!              EXPERTS ONLY!!
  10  *
  11  * This file implements the mapping functions needed to lay out the physical
  12  * cubes and the output ports on the panda board. It should only be modified
  13  * when physical changes or tuning is being done to the structure.
  14  */
  15
  16 public Model buildModel() {
  17
  18
  19   // Shorthand helpers for specifying wiring more quickly
  20   final Cube.Wiring WFL = Cube.Wiring.FRONT_LEFT;
  21   final Cube.Wiring WFR = Cube.Wiring.FRONT_RIGHT;
  22   final Cube.Wiring WRL = Cube.Wiring.REAR_LEFT;
  23   final Cube.Wiring WRR = Cube.Wiring.REAR_RIGHT;
  24
  25   // Utility value if you need the height of a cube shorthand
  26   final float CH = Cube.EDGE_HEIGHT;
  27
  28   // Positions for the bass box
  29   final float BBY = BassBox.EDGE_HEIGHT + BoothFloor.PLEXI_WIDTH;
  30   final float BBX = 56;
  31   final float BBZ = 2;
  32
  33
  34   // The model is represented as an array of towers. The cubes in the tower
  35   // are represenented relatively. Each tower has an x, y, z reference position,
  36   // which is typically the base cube's bottom left corner.
  37   //
  38   // Following that is an array of floats. A 2-d array contains an x-offset
  39   // and a z-offset from the previous reference position. Typically the first cube
  40   // will just be {0, 0}. Each successive cube uses the position of the previous
  41   // cube as its reference.
  42   //
  43   // A 3-d array contains an x-offset, a z-offset, and a rotation about the
  44   // y-axis.
  45   //
  46   // The cubes automatically increment their y-position by Cube.EDGE_HEIGHT.
  47
  48   // To-Do:  (Mark Slee, Alex Green, or Ben Morrow):   The Cube # is determined by the order in this list.  "raw object index" is serialized by running through towermapping and then individual cube mapping below.
  49   //  We can do better than this.  The raw object index should be obvious from the code-- looking through the rendered simulation and counting through cubes in mapping mode is grossly inefficient.
  50   TowerMapping[] towerCubes = new TowerMapping[] {
  51
  52
  53
  54    //back left cubes: temp Channel 1
  55   new TowerMapping(0, Cube.EDGE_HEIGHT, 72, new CubeMapping[] {
  56       new CubeMapping(0, 14,  -45 , WRL), // #1
  57       new CubeMapping(18, -12, -20, WFL), //#2
  58       new CubeMapping(5, 9, 45, WRR),  //#3
  59
  60
  61     }),
  62     //back left cube tower: Channel 2
  63     new TowerMapping(0, Cube.EDGE_HEIGHT, 70, new CubeMapping[] {
  64      new CubeMapping(18, -2.5, 45, WRL),  //#4
  65      new CubeMapping(15, -6, 45, WFR),
  66       new CubeMapping(-6 , 7, 5,  WRR),
  67       new CubeMapping(18, 11, -5, WFL)
  68
  69    }),
  70
  71      //second from left back tower: Channel 3
  72       new TowerMapping(31, Cube.EDGE_HEIGHT, 73.5, new CubeMapping[] {
  73        new CubeMapping( 12.5, 5.5 , 10 , WRR),
  74        new CubeMapping( 16.5, 2.5 , 30, WRR),
  75       new CubeMapping( 16.5, 3, 10, WRR),
  76       new CubeMapping(.5, 4.5, -10 , WFL)
  77     } ),
  78
  79           //center tower,  Channel 4
  80      new TowerMapping(106, Cube.EDGE_HEIGHT, 84, new CubeMapping[] {
  81        new CubeMapping( -3.5, -2, 10, WFL),
  82        new CubeMapping( -11, 5, 30, WFR),
  83       new CubeMapping( 13.5, 2, 15, WRR),
  84       new CubeMapping(20.75, -4, 35 , WRL)
  85     } ),
  86
  87         //second from back right tower,  Channel 5
  88
  89     new TowerMapping(160, Cube.EDGE_HEIGHT, 78, new CubeMapping[] {
  90        new CubeMapping( -31.5, -.5 , 5 , WFR),
  91        new CubeMapping( 7, -.5, 60, WRL),
  92       new CubeMapping( -5.5, -3, 0, WFR),
  93       new CubeMapping(22 , 2 , 30 , WRL)
  94     }),
  95
  96
  97   //back right cubes: temp Channel 6
  98    new TowerMapping(201, Cube.EDGE_HEIGHT, 72, new CubeMapping[] {
  99      new CubeMapping(7.5, 6, 25, WRL),
 100      new CubeMapping(-4.5, -0.5, 18, WFR),
 101       new CubeMapping(8.5, .5, 30,  WRL),
 102       new CubeMapping(-7, -14, 10, WFR)
 103
 104    }),
 105
 106
 107
 108
 109
 110        //tower to the right of BASS BOX
 111      new TowerMapping (192, Cube.EDGE_HEIGHT, 40, new CubeMapping[] {
 112        new CubeMapping(-6, 4, -10, WRL),
 113        new CubeMapping(5 ,5 , 5, WFR ),
 114        new CubeMapping(-2, .5 , -3, WFL),
 115        new CubeMapping(-10, 5.5 , -20, WRR )
 116      }),
 117
 118      //end right tower in middle, right of previous tower
 119       //new TowerMapping (214, Cube.EDGE_HEIGHT, 37, new CubeMapping[] {
 120        //new CubeMapping(10,0 ,  50, WRR),
 121        //new CubeMapping(5 ,5 , 65, WFL)
 122      //}),
 123 //    // DJ booth, from back left to back right
 124
 125  new TowerMapping(BBX, BBY, BBZ, new CubeMapping[] {
 126       new CubeMapping(3, 28, 3, WFL),
 127       new CubeMapping(-2, 11.5, 10, WFR),
 128       new CubeMapping(10.5, 4.5, 40, WFR)
 129
 130
 131     }),
 132
 133
 134
 135     new TowerMapping(BBX, BBY, BBZ, new CubeMapping[] {
 136       new CubeMapping(-7.25, 7.5, -25, WFR),
 137       new CubeMapping(7.5, -15.75, 12, WRL),
 138
 139
 140     }),
 141     new TowerMapping(BBX, BBY, BBZ, new CubeMapping[] {
 142       new CubeMapping(19.625, 5.375, -22, WFR),
 143       new CubeMapping(8, -14.5, 10, WRR),
 144     }),
 145     new TowerMapping(BBX, BBY, BBZ, new CubeMapping[] {
 146       new CubeMapping(48, 4.75, -35, WRL),
 147       new CubeMapping(8, -15, 10, WRR),
 148     }),
 149     new TowerMapping(BBX, BBY, BBZ, new CubeMapping[] {
 150       new CubeMapping(78.75, 3.75, -28, WRR),
 151       new CubeMapping(8, -15, 10, WRR),
 152     }),
 153
 154     // next two are right DJ channel
 155
 156    new TowerMapping(BBX, BBY, BBZ, new CubeMapping[] {
 157       new CubeMapping(105, 20.5, 20, WRR),
 158       new CubeMapping(6, -6, 30, WFR),
 159    }),
 160
 161       new TowerMapping(BBX, BBY, BBZ, new CubeMapping[] {
 162       new CubeMapping(104.75, 0, -27, WRL),
 163       new CubeMapping(8, -15, 10, WFL),
 164     }),
 165
 166
 167   };
 168
 169   // Single cubes can be constructed directly here if you need them
 170   Cube[] singleCubes = new Cube[] {
 171     //back left channel behind speaker
 172     new Cube(15, int( Cube.EDGE_HEIGHT), 39, 0, 10, 0,  WRL),
 173     new Cube(-6, int(Cube.EDGE_HEIGHT),  47, 0, 20, 0, WFR),
 174     new Cube(0, int(2*Cube.EDGE_HEIGHT), 46, 0, 40, 0, WRR),
 175
 176     // Top left Channel Above DJ booth
 177     new Cube(33, int(4.5*Cube.EDGE_HEIGHT ),  28, 0, 10, 0, WRR),
 178     //new Cube(35, int(5*Cube.EDGE_HEIGHT ),  52, 0, 10, 0, WRR),
 179     //new Cube(56, int(5*Cube.EDGE_HEIGHT ),  69, 0, 10, 0, WFL),
 180     //new Cube(76, int(5*Cube.EDGE_HEIGHT ),  61, 0, -45, 0, WRL),
 181
 182     //next channel to the right, same height
 183      //new Cube(85, int(5*Cube.EDGE_HEIGHT ),  77, 0, 20, 0, WRL),
 184      //new Cube(92, int(6*Cube.EDGE_HEIGHT ),  63, 0,20, 0, WRR),
 185      //new Cube(86, int(6*Cube.EDGE_HEIGHT ),  47, 0, -45, 0, WRL),
 186      //new Cube(123, int(6*Cube.EDGE_HEIGHT ),  31, 0, 20, 0, WFR),
 187
 188      // next channel to right, same height
 189      //new Cube(111, int(5*Cube.EDGE_HEIGHT ),  79, 0, 30, 0, WRL),
 190      //new Cube(125, int(6*Cube.EDGE_HEIGHT ),  76, 0,27, 0, WRL),
 191      //new Cube(144, int(5*Cube.EDGE_HEIGHT ),  44, 0, 45, 0, WRR),
 192      //new Cube(134, int(5*Cube.EDGE_HEIGHT ),  42, 0, 45, 0, WRL),
 193
 194      //next channel to right
 195       new Cube(185, int(4*Cube.EDGE_HEIGHT ),  73, 0, -45, 0, WRR),
 196      //new Cube(170, int(5*Cube.EDGE_HEIGHT ),  58, 0,40, 0, WRL),
 197      //new Cube(158, int(6*Cube.EDGE_HEIGHT ),  34, 0, 40, 0, WFR),
 198      //new Cube(130, int(6*Cube.EDGE_HEIGHT ),  10, 0, -5, 30, WRL),
 199
 200      //next channel highest to the right
 201       //new Cube(203, int(5*Cube.EDGE_HEIGHT ),  55, 0, 35, 0, WRR),
 202      //new Cube(174, int(5*Cube.EDGE_HEIGHT ),  32, 0,35, 0, WFR),
 203      //new Cube(178, int(6.5*Cube.EDGE_HEIGHT ),  16, 0, 20 , 30, WRL),
 204      //new Cube(212, int(6.5*Cube.EDGE_HEIGHT ), 23, 0, 20 ,30, WRR),
 205
 206     //last channel
 207      //new Cube(204, int(5*Cube.EDGE_HEIGHT ),  28, 0, 25, 0, WFR),
 208      ///new Cube(185, int(6*Cube.EDGE_HEIGHT ),  38, 0,40, 0, WRR),
 209
 210    //new cubes above DJ deck
 211
 212       new Cube(BBX + 78.5, BBY + 2*Cube.EDGE_HEIGHT, BBZ, 0, 10, 0, WRR),
 213       new Cube(BBX + 49.5, BBY + 2*Cube.EDGE_HEIGHT, BBZ - 7, 0, 10, 0, WRR),
 214       new Cube(BBX + 13, BBY + 2*Cube.EDGE_HEIGHT, BBZ + 11, 0, -30, 0, WRL),
 215       new Cube(BBX - 15, BBY + 2*Cube.EDGE_HEIGHT, BBZ + 30, 0, -35, 0, WRR),
 216
 217       // new cubes above DJ deck at crazy angles
 218       new Cube(BBX - 5, BBY + 3*Cube.EDGE_HEIGHT, BBZ + 15.5, 0, -15, 0, WRL),
 219       new Cube(BBX + 27, BBY + 3*Cube.EDGE_HEIGHT, BBZ + 12.5, 0, -18, -15, WRR),
 220       new Cube(BBX + 59, BBY + 3*Cube.EDGE_HEIGHT + 4, BBZ + 12.5, -12, 10, -10, WRL),
 221       new Cube(BBX + 93, BBY + 3*Cube.EDGE_HEIGHT + 7, BBZ + 20.5, -15, 20, -35, WRR),
 222
 223        //new cubes on right side of DJ deck
 224       new Cube(161, BBY + 2*Cube.EDGE_HEIGHT, 15, 0, -40, 0, WFR),
 225       new Cube(161, BBY + 3*Cube.EDGE_HEIGHT, 24, 0, -30, 0, WFL),
 226       new Cube(165, BBY + 4*Cube.EDGE_HEIGHT, 41, 0, 5, 0, WFR),
 227
 228        //new cubes top back left
 229       new Cube(BBX + 32, 5*Cube.EDGE_HEIGHT, BBZ + BassBox.EDGE_DEPTH + 7, 0, -25, 0, WFR),
 230       new Cube(BBX + 5.5,  5*Cube.EDGE_HEIGHT, BBZ + BassBox.EDGE_DEPTH +7, 0, -25, 0, WFL),
 231       new Cube(BBX - 23,  5*Cube.EDGE_HEIGHT, BBZ + BassBox.EDGE_DEPTH + 11, 0, -25, 0, WFL),
 232       new Cube(BBX - 33,  5*Cube.EDGE_HEIGHT + 8, BBZ +BassBox.EDGE_DEPTH- 29, 0, 10, 0, WFL),
 233
 234       //on top of previous channel
 235        new Cube(BBX + 22, 6*Cube.EDGE_HEIGHT, BBZ + BassBox.EDGE_DEPTH , 0, 5, 0, WRL),
 236       new Cube(BBX + 27,  6*Cube.EDGE_HEIGHT - 13, BBZ + BassBox.EDGE_DEPTH- 25, 0, 3, -20, WRR),
 237       new Cube(BBX +5,  6*Cube.EDGE_HEIGHT - 13, BBZ + BassBox.EDGE_DEPTH -27, 0, 5, -15, WRL),
 238       new Cube(BBX - 11,  6*Cube.EDGE_HEIGHT -1.5, BBZ +BassBox.EDGE_DEPTH - 11, 0, 30, 0, WRR),
 239
 240       //top center
 241        new Cube(BBX +37, 6*Cube.EDGE_HEIGHT, BBZ + BassBox.EDGE_DEPTH +13 , 0, 15, 0, WRR),
 242       new Cube(BBX + 64,  6*Cube.EDGE_HEIGHT, BBZ + BassBox.EDGE_DEPTH + 25, 0, 15, 0, WFR),
 243       new Cube(BBX + 64,  6*Cube.EDGE_HEIGHT - 3, BBZ + BassBox.EDGE_DEPTH -4 , 0, 0, -30, WRL),
 244       new Cube(BBX + 87.5,  6*Cube.EDGE_HEIGHT + 13, BBZ +BassBox.EDGE_DEPTH - 10, 0, 0, 0, WRL),
 245
 246       //top right
 247       new Cube(BBX + 76, 107.5, BBZ + BassBox.EDGE_DEPTH + 23, 0, -40, 0, WRR),
 248       new Cube(BBX +  98, 129, BBZ + BassBox.EDGE_DEPTH - 5, 0, 10, 0, WRR),
 249       new Cube(BBX + 104,  107.5, BBZ + BassBox.EDGE_DEPTH + 17, 0, -35, 0, WRR),
 250       new Cube(BBX + 129,  107.5, BBZ +BassBox.EDGE_DEPTH +10, 0, -35, 0, WFL),
 251
 252      new Cube(179, 4*Cube.EDGE_HEIGHT, BBZ + BassBox.EDGE_DEPTH + 14,0, -20, 0 , WFR)
 253
 254     // new Cube(x, y, z, rx, ry, rz, wiring),
 255   };
 256
 257   // The bass box!
 258   //BassBox bassBox = new BassBox(BBX, 0, BBZ);
 259   //test for Alex, should be commented out
 260
 261   // The speakers!
 262   //List<Speaker> speakers = Arrays.asList(new Speaker[] {
 263     // each speaker parameter is x, y, z, rotation, the left speaker comes first
 264    // new Speaker(-12, 6, 0, 15),
 265    // new Speaker(TRAILER_WIDTH - Speaker.EDGE_WIDTH + 8, 6, 3, -15)
 266  // });
 267
 268   //////////////////////////////////////////////////////////////////////
 269   //      BENEATH HERE SHOULD NOT REQUIRE ANY MODIFICATION!!!!        //
 270   //////////////////////////////////////////////////////////////////////
 271
 272   // These guts just convert the shorthand mappings into usable objects
 273   ArrayList<Tower> towerList = new ArrayList<Tower>();
 274   ArrayList<Cube> tower;
 275   Cube[] cubes = new Cube[80];
 276   int cubeIndex = 1;
 277   float px, pz, ny;
 278   for (TowerMapping tm : towerCubes) {
 279     px = tm.x;
 280     ny = tm.y;
 281     pz = tm.z;
 282     tower = new ArrayList<Cube>();
 283     for (CubeMapping cm : tm.cubeMappings) {
 284       tower.add(cubes[cubeIndex++] = new Cube(px = px + cm.dx, ny, pz = pz + cm.dz, 0, cm.ry, 0, cm.wiring));
 285       ny += Cube.EDGE_HEIGHT;
 286     }
 287     towerList.add(new Tower(tower));
 288   }
 289   for (Cube cube : singleCubes) {
 290     cubes[cubeIndex++] = cube;
 291   }
 292
 293   return new Model(towerList, cubes, null, null);
 294 }
 295
 296 /**
 297  * This function maps the panda boards. We have an array of them, each has
 298  * an IP address and a list of channels.
 299  */
 300 public PandaMapping[] buildPandaList() {
 301   final int LEFT_SPEAKER = 0;
 302   final int RIGHT_SPEAKER = 1;
 303
 304   return new PandaMapping[] {
 305     new PandaMapping(
 306     // 8 maps to:  3, 4, 7, 8, 13, 14, 15, 16.  So if it's J4,
 307       "10.200.1.30", new ChannelMapping[] {
 308         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 20, 21, 22, 23}),  //30 J3 *
 309         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 24, 25, 26, 27}),  //30 J4 //ORIG *
 310         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 16, 17, 18, 19}),  //30 J7 *
 311         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 39,40,41,42 }), //30 J8 *
 312         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 37, 38, 36, 35}), //30 J13
 313         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 48,49,50,51}), //30 J14
 314         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 52,53,54,55 }), // 30 J15
 315         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 56, 57, 58, 75}), // 30 J16
 316     }),
 317     new PandaMapping(
 318       "10.200.1.29", new ChannelMapping[] {
 319         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 59,60,61,62}), //29 J3
 320         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 63, 64, 65, 66}), //29 J4
 321         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 67, 68, 69, 70 }), // 29 J7
 322         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 71,72,73,74 }), //29 J8 //XXX
 323         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 17, 18, 19, 20 }), //29 J13 //XX //bassbox
 324         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 1,1,1,1}), //29 J14
 325         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 37, 38, 39, 35}),  //29 J15
 326         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 16, 17,18,19 }),  //29 J16
 327     }),
 328     new PandaMapping(
 329       "10.200.1.28", new ChannelMapping[] {
 330         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 1,1,1,1}), //28 J3
 331         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 1,1,1,1}), //28 J4
 332         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 1, 1, 1, 1 }), //28 J7
 333         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 13, 14 , 15, 16 }), //28 J8
 334         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 8,9,10,11 }), //28 J13
 335         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 33,34,32,31}), //28 J14
 336         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 12, 13, 14, 15 }), //28 J15
 337         new ChannelMapping(ChannelMapping.MODE_CUBES, new int[] { 28, 29, 30, 1}), //28 J16
 338     }),
 339   };
 340
 341 }
 342
 343
 344
 345 class TowerMapping {
 346   public final float x, y, z;
 347   public final CubeMapping[] cubeMappings;
 348
 349   TowerMapping(float x, float y, float z, CubeMapping[] cubeMappings) {
 350     this.x = x;
 351     this.y = y;
 352     this.z = z;
 353     this.cubeMappings = cubeMappings;
 354   }
 355 }
 356
 357 class CubeMapping {
 358   public final float dx, dz, ry;
 359   public final Cube.Wiring wiring;
 360
 361   CubeMapping(float dx, float dz, Cube.Wiring wiring) {
 362     this(dx, dz, 0, wiring);
 363   }
 364
 365   CubeMapping(float dx, float dz, float ry) {
 366     this(dz, dz, ry, Cube.Wiring.FRONT_LEFT);
 367   }
 368
 369   CubeMapping(float dx, float dz, float ry, Cube.Wiring wiring) {
 370     this.dx = dx;
 371     this.dz = dz;
 372     this.ry = ry;
 373     this.wiring = wiring;
 374   }
 375 }
 376
 377 /**
 378  * Each panda board has an IP address and a fixed number of channels. The channels
 379  * each have a fixed number of pixels on them. Whether or not that many physical
 380  * pixels are connected to the channel, we still send it that much data.
 381  */
 382 class PandaMapping {
 383
 384   // How many channels are on the panda board
 385   public final static int CHANNELS_PER_BOARD = 8;
 386
 387   // How many total pixels on the whole board
 388   public final static int PIXELS_PER_BOARD = ChannelMapping.PIXELS_PER_CHANNEL * CHANNELS_PER_BOARD;
 389
 390   final String ip;
 391   final ChannelMapping[] channelList = new ChannelMapping[CHANNELS_PER_BOARD];
 392
 393   PandaMapping(String ip, ChannelMapping[] rawChannelList) {
 394     this.ip = ip;
 395
 396     // Ensure our array is the right length and has all valid items in it
 397     for (int i = 0; i < channelList.length; ++i) {
 398       channelList[i] = (i < rawChannelList.length) ? rawChannelList[i] : new ChannelMapping();
 399       if (channelList[i] == null) {
 400         channelList[i] = new ChannelMapping();
 401       }
 402     }
 403   }
 404 }
 405
 406 /**
 407  * Each channel on a pandaboard can be mapped in a number of modes. The typical is
 408  * to a series of connected cubes, but we also have special mappings for the bass box,
 409  * the speaker enclosures, and the DJ booth floor.
 410  *
 411  * This class is just the mapping meta-data. It sanitizes the input to make sure
 412  * that the cubes and objects being referenced actually exist in the model.
 413  *
 414  * The logic for how to encode the pixels is contained in the PandaDriver.
 415  */
 416 class ChannelMapping {
 417
 418   // How many cubes per channel xc_PB is configured for
 419   public final static int CUBES_PER_CHANNEL = 4;
 420
 421   // How many total pixels on each channel
 422   public final static int PIXELS_PER_CHANNEL = Cube.POINTS_PER_CUBE * CUBES_PER_CHANNEL;
 423
 424   public static final int MODE_NULL = 0;
 425   public static final int MODE_CUBES = 1;
 426   public static final int MODE_BASS = 2;
 427   public static final int MODE_SPEAKER = 3;
 428   public static final int MODE_STRUTS_AND_FLOOR = 4;
 429   public static final int MODE_INVALID = 5;
 430
 431   public static final int NO_OBJECT = -1;
 432
 433   final int mode;
 434   final int[] objectIndices = new int[CUBES_PER_CHANNEL];
 435
 436   ChannelMapping() {
 437     this(MODE_NULL);
 438   }
 439
 440   ChannelMapping(int mode) {
 441     this(mode, new int[]{});
 442   }
 443
 444   ChannelMapping(int mode, int rawObjectIndex) {
 445     this(mode, new int[]{ rawObjectIndex });
 446   }
 447
 448   ChannelMapping(int mode, int[] rawObjectIndices) {
 449     if (mode < 0 || mode >= MODE_INVALID) {
 450       throw new RuntimeException("Invalid channel mapping mode: " + mode);
 451     }
 452     if (mode == MODE_SPEAKER) {
 453       if (rawObjectIndices.length != 1) {
 454         throw new RuntimeException("Speaker channel mapping mode must specify one speaker index");
 455       }
 456       int speakerIndex = rawObjectIndices[0];
 457       if (speakerIndex < 0 || speakerIndex >= glucose.model.speakers.size()) {
 458         //throw new RuntimeException("Invalid speaker channel mapping: " + speakerIndex);
 459       }
 460     } else if ((mode == MODE_STRUTS_AND_FLOOR) || (mode == MODE_BASS) || (mode == MODE_NULL)) {
 461       if (rawObjectIndices.length > 0) {
 462         //throw new RuntimeException("Bass/floor/null mappings cannot specify object indices");
 463       }
 464     } else if (mode == MODE_CUBES) {
 465       for (int rawCubeIndex : rawObjectIndices) {
 466         if (glucose.model.getCubeByRawIndex(rawCubeIndex) == null) {
 467           throw new RuntimeException("Non-existing cube specified in cube mapping: " + rawCubeIndex);
 468         }
 469       }
 470     }
 471
 472     this.mode = mode;
 473     for (int i = 0; i < objectIndices.length; ++i) {
 474       objectIndices[i] = (i < rawObjectIndices.length) ? rawObjectIndices[i] : NO_OBJECT;
 475     }
 476   }
 477 }