/*---------------------------------------------------------------------------*
  Project:  Dolphin/Revolution gx demo
  File:     G2D-testLevel1.c (Test of 2D API by Paul Donnelly, Dec. 1999)

  Copyright 1998-2006 Nintendo.  All rights reserved.

  These coded instructions, statements, and computer programs contain
  proprietary information of Nintendo of America Inc. and/or Nintendo
  Company Ltd., and are protected by Federal copyright law.  They may
  not be disclosed to third parties or copied or duplicated in any form,
  in whole or in part, without the prior written consent of Nintendo.
 *---------------------------------------------------------------------------*/

#include <stdio.h>
#include "G2D-test.h"

/*---------------------------------------------------------------------------*
   Defines
 *---------------------------------------------------------------------------*/
#define WIDTH_LYR1        128
#define HALF_WIDTH_LYR1    64
#define HMASK_LYR1        127
#define HSHIFT_LYR1         7
#define HEIGHT_LYR1        64
#define HALF_HEIGHT_LYR1   32
#define VMASK_LYR1         63
#define VSHIFT_LYR1         6

#define TILE_WIDTH_LYR1    32
#define TILE_HSHIFT_LYR1    5
#define TILE_HEIGHT_LYR1   32
#define TILE_VSHIFT_LYR1    5

#define WIDTH_LYR2          8
#define HALF_WIDTH_LYR2     4
#define HMASK_LYR2          7
#define HSHIFT_LYR2         3
#define HEIGHT_LYR2         8
#define HALF_HEIGHT_LYR2    4
#define VMASK_LYR2          7
#define VSHIFT_LYR2         3

#define TILE_WIDTH_LYR2   256
#define TILE_HSHIFT_LYR2    8
#define TILE_HEIGHT_LYR2  128
#define TILE_VSHIFT_LYR2    7


#define WORLD_WIDTH      (WIDTH_LYR1 * TILE_WIDTH_LYR1)
#define WORLD_HEIGHT     (HEIGHT_LYR1 * TILE_HEIGHT_LYR1)

#define NUM_TILES_LYR1         95
#define NUM_TILES_LYR2          2

#define NUM_MATERIALS_LYR1      4
#define NUM_MATERIALS_LYR2      2

/*---------------------------------------------------------------------------*
   Global Variables and Data
 *---------------------------------------------------------------------------*/

static unsigned char map1[WIDTH_LYR1 * HEIGHT_LYR1] =
{
    "6aT..............46a..............P.13jTPEIOL0LT..1222222222DC222222222223j......P.4C2222222222222223j1222222222222222DC2222222D"
    "6aT..............13j..............P.dfiTPK0KHJGSV.decccccccco6bcccccccccchi......P.46bcccccccccccccchidecccccccccccccco6bcccccco"
    "6aT..............dfi..............XNNNNWPHIG0EIOT...........46a............../0/.P.46a...79n.....................79n..46aMNNNO.4"
    "6aT.....................................XOEJFK0KT...........46a..79n......../0/0/P.46a...4Bp888;<=++>?()++,-:8888A6m..13jT...P.4"
    "6aT......................................PL0LHIGT...........46a.7ABqn.......0/0/0P.46a...4C2222yz{uu|}@tuuvwx2222D6a..dfiT...P.4"
    "6aT......................................PHJGMNNW...........46a.1DC3l......./0/0/P.46a...13gcccccccccc_`cccccccccr3jMNNNNW...P.4"
    "6aT......................................XNNNW..............46a.dr3si......../0/.P.46a...dfiMNNNNNNNNNNNNNNNNNNO.dfiT........P.4"
    "6aT.........................EF..............................46a..dfi.URRRRRRRRRRRQ.46aMNNNNNW..................XNNNNW........P.4"
    "6aT.......................EIGK..............................46a......P.............46aT......................................P.4"
    "6aT.......................HJIG...........URRRRRV............13j......P.788888888888A6aT.............................URRRRV...P.4"
    "6aT......................................P.....T............dfi......P.4C222222222223jT.............................P....T...P.4"
    "6aT......................................P.789nT..........URRRRRRRRRRQ.46bcccccccccchiT....................URV......P.79nT...P.4"
    "6aT......................................P.456mT..........P............46aMNNNNNNNNNNNW...................UQ0SV.....P.46mT...P.4"
    "6aT......................................P.456aT..........P.78888888888A6aT.....................URV.......P0/0T.....P.46aT...P.4"
    "6aT.................................URRRRQ.456aSRRRRV.....P.4C22222222223jT....................UQ0SV......XO0MW.....P.46aT...P.4"
    "6aT.................................P......456a.....T.....P.46bccccccccchiT....................P0/0T..URV..XNW......P.46aT...P.4"
    "6aT.................................P.78888A5Bp8889nT.....P.46aMNNNNNNNNNNW....................XO0MW.UQ0SV..........P.46aT...P.4"
    "6aT...................0.0.0.0.0.....P.4555555555556mT.....P.13jT................................XNW..P0/0T..........P.46aT...P.4"
    "6aT.................................P.12222D5C22223jT.....P.dfiT.....................................XO0MW..........P.46aT...P.4"
    "6aT...................0.0.0.0.0.....P.deccco56bccchiT.....P....T......................................XNW...........P.46aT...P.4"
    "6aT.................................XNNNNO.456aMNNNNW.....P.79nT....................................................P.46aT...P.4"
    "6aT...................0.0.0.0.0..........P.456aT..........P.46mT.......................................URV..........P.46aT...P.4"
    "6aT......................................P.456aT..........P.46aT......................................UQ0SV.........P.46aT...P.4"
    "6aT...................0.0.0.0.0..........P.123jT..........P.46aT......................................P0/0T.........P.46aT...P.4"
    "6aT......................................P.dehiT..........P.46aT......................................XO0MW.........P.46aT...P.4"
    "6aT...................0.0.0.0.0..........XNNNNNW..........P.46aT.......................................XNW..........P.46aT...P.4"
    "6aSRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRQ.46aT....................................................P.46aT...P.4"
    "6a..........................................................46aT.URRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRV..........P.46aT...P.4"
    "Bp888888888888888888888;<=++>?!n.... ()++,-:8888888888888888A6aT.P0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0T..........P.46aT...P.4"
    "C2222222222222222222222yz{uu|}$%....#@tuuvwx222222222222222223jT.P/...................................../T..........P.46aT...P.4"
    "6bcccccccccccccccccccccccccccc_'....d&`cccccccccccccccccccccchiT.P0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0/0T........URQ.46aT...P.4"
    "6aMNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNW.XNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNW........P...46aT...P.4"
    "3jT...............................................................................................................P.78A6aT...P.1"
    "fiT...............................................................................................................P.1223jT...P.d"
    "NNW..............................................................................URRRRV...........................P.dechiT...XNN"
    ".................................................................................P....T...........................XNNNNNNW......"
    ".................................................................................P.79nT........................................."
    ".................................................................................P.46mT........................................."
    ".................................................................................P.46aT...........URRRV........................."
    "...............................URRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRV................P.46aT........URRQEJFT...........URRRRRRV......"
    "RRV............................P................................SRRRRRRRRRRRRRRRRQ.46aT........PEIOL0LT...........P......T...URR"
    "..T............................P.788888888888888888888888888889n...................46aT........PK0KHJGSV..........P.7889nT...P.."
    "9nT............................P.1222222222222222222222222222DBp888;<=+>?()+,-:8888A6aT........PHIG0EIOT..........P.12D6mT...P.7"
    "6mT..............79n...........P.deccccccccccccccccccccccccccoC2222yz{u|}@tuvwx222223jT........XOEJFK0KT..........P.deo6aT...P.4"
    "6aT...........79n13l79n........XNNNNNNNNNNNNNNNNNNNNNNNNNNNO.46bccccccccc_`ccccccccchiT.........PL0LHIGT..........XNO.46aT...P.4"
    "6aT........79n13ldfi13l79n.................................P.46aMNNNNNNNNNNNNNNNNNNNNNW.........PHJGMNNW............P.13jT...P.4"
    "6aT........13ldfi !ndfi13l.................................P.46aT...............................XNNNW...............P.dfiT...P.4"
    "6aT........dfi !n#$% !ndfi.................................P.46aT...................................................XNNNNW...P.4"
    "6aT........ !n#$%d&'#$% !n.................................P.46aT............................................................P.4"
    "6aT.....79n#$%d&'...d&'#$%79n..............................P.46aT............................................................P.4"
    "6aT.....46md&'...*.....d&'46m..............................P.46aT............................................................P.4"
    "6aT.....13j !n......... !n13j..............................P.46aT............................................................P.4"
    "6aT.....dfi#$% !n... !n#$%dfi..............................P.46aT............................................................P.4"
    "6aT........d&'#$% !n#$%d&'.................................P.13jT.......79n...........EFEFEF.................................P.4"
    "6aT........79nd&'#$%d&'79n.................................P.dfiT.......46m...........KHGHGK.................................P.4"
    "6aT........13l79nd&'79n13l..............0.0.0.0.0..........XNNNNW.......46a...........HFEFEG.................................P.4"
    "6aT........dfi13l79n13ldfi..............................................46a...........0HGHG0.................................P.4"
    "6aT...........dfi46mdfi.................0...0...0.79n...................46a......................URRRRRRRRRRRRRRV............P.4"
    "6aSRRRRRRRRRRRRV.46aURRRRRRRRRRRRRRRRRRV..........46m...................46a......................P..............T............P.4"
    "6a.............T.46aP..................T0.0.0.0.0.46a........ !n........46a......................P.78888889n.79nT............P.4"
    "Bp88888;<=+>?!nT.46aP. ()+,-:888888889nT..........46a........#$%........46a......................P.4C2222D6m.46mT............P.4"
    "C222222yz{u|}$%T.46aP.#@tuvwx2222222D6mT..........46a........d&'........46a......URRRRRRRRRRRRRRRQ.46bcccr3j.46aSRRRRRRRRRRRRQ.4"
    "6bccccccccccc_'T.46aP.d&`ccccccccccco6aT...URRRV..46a...................46a......P.................46a79ndfi.46a...............4"
    "6aMNNNNNNNNNNNNW.46aXNNNNNNNNNNNNNO.46aTURRQEJFT..4Bp8888888888888888888A6a......P.7888888888888888A6a4Bp8888ABp888888888888888A"
};

static u16 map2[] =
{
    0,0,0,0,0,0,0,0,
    0,0,0,0,1,0,0,0,
    0,0,1,0,0,0,0,0,
    0,0,0,0,0,0,0,0,
    0,0,0,0,0,0,1,0,
    0,0,0,0,0,0,0,0,
    0,1,0,0,1,0,0,0,
    0,0,0,0,0,0,0,0,
};

static G2DTileDesc tileDescLyr1[NUM_TILES_LYR1] =
{
//  M   S   T   CI    User     // M=Material  (S,T) = Tex Coords  -or-
//  M   R   G   B     Data     // CI = Color Index  -or-  (R,G,B) = RGB8 Color
    1,  8,  8,  0,   0,1,0,0,  // ' ': Solo Tower
    1,  9,  8,  0,   3,1,0,0,  // '!': Solo Tower
    0,  0,  0,  0,   0,0,0,0,  // '"': 
    1,  8,  9,  0,   1,1,0,0,  // '#': Solo Tower
    1,  9,  9,  0,   2,1,0,0,  // '$': Solo Tower
    1, 10,  9,  0,   0,0,0,0,  // '%': Solo Tower
    1,  9, 10,  0,   0,0,0,0,  // '&': Solo Tower
    1, 10, 10,  0,   0,0,0,0,  // ''': Solo Tower
    1,  1, 11,  0,   0,2,0,0,  // '(': Solo Tower
    1,  2, 11,  0,   0,2,0,0,  // ')': Raised
    0,  0,  0,  0,   0,0,0,0,  // '*': Starting position
    1,  3, 11,  0,   0,2,0,0,  // '+': Raised
    1,  4, 11,  0,   0,2,0,0,  // ',': Raised
    1,  5, 11,  0,   0,2,0,0,  // '-': Raised
    0,  0,  0,  1,   0,0,0,0,  // '.': Basic tile (colored)
    1,  4,  9,  0,   0,0,0,0,  // '/': Inverse Bump
    1,  1,  9,  0,   0,0,0,0,  // '0': Bump
    1,  0,  5,  0,   1,1,0,0,  // '1': Bottom Left
    1,  1,  5,  0,   2,2,0,0,  // '2': Bottom
    1,  5,  5,  0,   2,1,0,0,  // '3': Bottom Right
    1,  0,  4,  0,   1,2,0,0,  // '4': Left
    1,  4,  4,  2,   0,3,0,0,  // '5': Mid
    1,  5,  4,  0,   3,2,0,0,  // '6': Right
    1,  0,  0,  0,   0,1,0,0,  // '7': Top Left
    1,  1,  0,  0,   0,2,0,0,  // '8': Top
    1,  5,  0,  0,   3,1,0,0,  // '9': Top Right
    1,  6, 11,  0,   0,2,0,0,  // ':': Raised
    1,  7, 11,  0,   0,2,0,0,  // ';': Raised
    1,  8, 11,  0,   0,2,0,0,  // '<': Raised
    1,  9, 11,  0,   0,2,0,0,  // '=': Raised
    1, 10, 11,  0,   0,2,0,0,  // '>': Raised
    1, 11, 11,  0,   0,2,0,0,  // '?': Raised
    1,  1, 12,  0,   2,2,0,0,  // '@': Raised
    1,  3,  4,  0,   0,3,0,0,  // 'A': Inner TL
    1,  1,  4,  0,   3,3,0,0,  // 'B': Inner TR
    1,  1,  1,  0,   2,3,0,0,  // 'C': Inner BR
    1,  4,  1,  0,   1,3,0,0,  // 'D': Inner BL

    1,  0,  8,  1,   0,0,0,0,  // 'E': Floor Marking
    1,  2,  8,  0,   0,0,0,0,  // 'F': Floor Marking
    1,  2, 10,  0,   0,0,0,0,  // 'G': Floor Marking
    1,  0, 10,  0,   0,0,0,0,  // 'H': Floor Marking
    1,  1,  8,  0,   0,0,0,0,  // 'I': Floor Marking
    1,  1, 10,  0,   0,0,0,0,  // 'J': Floor Marking
    1,  2,  9,  0,   0,0,0,0,  // 'K': Floor Marking
    1,  0,  9,  0,   0,0,0,0,  // 'L': Floor Marking
    1,  3,  8,  0,   0,0,0,0,  // 'M': Floor Marking
    1,  4,  8,  0,   0,0,0,0,  // 'N': Floor Marking
    1,  5,  8,  0,   0,0,0,0,  // 'O': Floor Marking
    1,  5,  9,  0,   0,0,0,0,  // 'P': Floor Marking
    1,  5, 10,  0,   0,0,0,0,  // 'Q': Floor Marking
    1,  4, 10,  0,   0,0,0,0,  // 'R': Floor Marking
    1,  3, 10,  0,   0,0,0,0,  // 'S': Floor Marking
    1,  3,  9,  0,   0,0,0,0,  // 'T': Floor Marking
    1,  6,  8,  0,   0,0,0,0,  // 'U': Floor Marking
    1,  7,  8,  0,   0,0,0,0,  // 'V': Floor Marking
    1,  7,  9,  0,   0,0,0,0,  // 'W': Floor Marking
    1,  6,  9,  0,   0,0,0,0,  // 'X': Floor Marking
    0,  0,  0,  0,   0,0,0,0,  // 'Y': 
    0,  0,  0,  0,   0,0,0,0,  // 'Z': 
    0,  0,  0,  0,   0,0,0,0,  // '[': 
    0,  0,  0,  0,   0,0,0,0,  // '\': 
    0,  0,  0,  0,   0,0,0,0,  // ']': 
    0,  0,  0,  0,   0,0,0,0,  // '^': 
    1, 12, 13,  0,   0,0,0,0,  // '_': Shadow
    1,  2, 13,  0,   0,0,0,0,  // '`': Shadow

    1,  2,  3,  0,   0,0,0,0,  // 'a': Shadow
    1,  2,  2,  0,   0,0,0,0,  // 'b': Shadow
    1,  3,  2,  0,   0,0,0,0,  // 'c': Shadow
    1,  0,  6,  0,   0,0,0,0,  // 'd': Shadow
    1,  1,  6,  0,   0,0,0,0,  // 'e': Shadow
    1,  3,  7,  0,   0,0,0,0,  // 'f': Shadow
    1,  4,  6,  0,   0,0,0,0,  // 'g': Shadow
    1,  5,  6,  0,   0,0,0,0,  // 'h': Shadow
    1,  6,  6,  0,   0,0,0,0,  // 'i': Shadow
    1,  6,  5,  0,   0,0,0,0,  // 'j': Shadow
    1,  6,  4,  0,   0,0,0,0,  // 'k': Shadow
    1,  7,  3,  0,   0,0,0,0,  // 'l': Shadow
    1,  6,  1,  0,   0,0,0,0,  // 'm': Shadow
    1,  6,  0,  0,   0,0,0,0,  // 'n': Shadow
    1,  4,  2,  0,   1,2,0,0,  // 'o': Left Shadow
    1,  2,  4,  0,   0,2,0,0,  // 'p': Top Shadow
    1,  6,  2,  0,   3,1,0,0,  // 'q': TR Shadow
    1,  2,  6,  0,   1,1,0,0,  // 'r': BL Shadow
    1, 12,  9,  0,   0,0,0,0,  // 's': Shadow

    1,  2, 12,  0,   2,2,0,0,  // 't': Raised
    1,  3, 12,  0,   2,2,0,0,  // 'u': Raised
    1,  4, 12,  0,   2,2,0,0,  // 'v': Raised
    1,  5, 12,  0,   2,2,0,0,  // 'w': Raised
    1,  6, 12,  0,   2,2,0,0,  // 'x': Raised
    1,  7, 12,  0,   2,2,0,0,  // 'y': Raised
    1,  8, 12,  0,   2,2,0,0,  // 'z': Raised
    1,  9, 12,  0,   2,2,0,0,  // '{': Raised
    1, 10, 12,  0,   2,2,0,0,  // '|': Raised
    1, 11, 12,  0,   2,2,0,0,  // '}': Raised
    0,  0,  0,  0,   0,0,0,0,  // '~': Raised
};

const char sUsedTiles[] = " !#$%&'()+,-:;<=>?@tuvwxyz{|}_`./0789632145ABCDEFGHIJKLMNOPQRSTUVWXabcdefghijklmnopqrs";

static G2DTileDesc tileDescLyr2[NUM_TILES_LYR2] =
{
//  M   S   T   CI    User      // M=Material  (S,T) = Tex Coords  -or-
//      R   G   B     Data      // CI = Color Index  -or-  (R,G,B) = RGB8 Color
    0,  0,  0,  0,    0,0,0,0,  // Basic Tile (empty)
    1,  0,  0,  0,    0,0,0,0,  // Cloud
};

static GXTexObj toTilesRGB_1;
static GXTexObj toCloudRGBA8_1;

static u8 ColorRGBA8[] ATTRIBUTE_ALIGN(32) =
{//   R    G    B    A
      0,   0,   0,   0,
     81, 102, 116, 255,
    101,   0, 238, 255,
};

static GXColor CloudTint = { 0xc0, 0xc0, 0xf0, 0xff };

static G2DMatDesc matDescLyr1[NUM_MATERIALS_LYR1] =
{//                            Material      Texture           Color
 //Data     Category            Color        Object         Lookup Table
    0,   G2D_CTG_RGBA_INDEX8,   NULL,         NULL,          ColorRGBA8,
//  0,   G2D_CTG_RGB_DIRECT,   NULL,         NULL,          ColorRGBA8,
    0,   G2D_CTG_TEXTURE,       NULL,       &toTilesRGB_1,     NULL,
};

static G2DMatDesc matDescLyr2[NUM_MATERIALS_LYR2] =
{//                            Material      Texture           Color
 //Data     Category            Color        Object         Lookup Table
    0,   G2D_CTG_EMPTY,          NULL,        NULL,             NULL,
    0,   G2D_CTG_TEXTURE,    &CloudTint,     &toCloudRGBA8_1,   NULL,
};

G2DLayer lyrBack;       // Background layer
G2DLayer lyrFront;      // Foreground layer

static void MapInit( void );

/*---------------------------------------------------------------------------*
    Name:           MapInit

    Description:    Initialize the position of the ship from the map

    Arguments:      none
    Returns:        none
 *---------------------------------------------------------------------------*/
static void MapInit( void )
{
    s32 nI, nJ;

    G2DInitWorld( WORLD_WIDTH, WORLD_HEIGHT );
    G2DSetViewport( 0, 0, MY_SCREEN_WIDTH, MY_SCREEN_HEIGHT );

#ifdef _EDITOR
    {
        /* Load edits from map */

        FILE *fpMap = fopen("map.c", "r");
        s32 nC;

        if ((s32)fpMap > 0)
        {
            nC=fgetc(fpMap);

            for (nJ=0; nJ<HEIGHT_LYR1; nJ++)
            {
                for(; (nC=='"') || (nC<' '); nC=fgetc(fpMap))
                {
                }

                for (nI=0; nI<WIDTH_LYR1; nI++)
                {
                    map1[(nJ<<HSHIFT_LYR1)+nI] = (u8)nC;
                    nC=fgetc(fpMap);
                }
            }
            fclose(fpMap);
        }
    }
#endif // ifdef _EDITOR

    for (nJ=0; nJ<HEIGHT_LYR1; nJ++)
    {
        for (nI=0; nI<WIDTH_LYR1; nI++)
        {
            if (map1[(nJ<<HSHIFT_LYR1)+nI] == '*')
            {
                nStartIdx = (nJ<<HSHIFT_LYR1)+nI;
                map1[nStartIdx] = '.';
                poShip.rPosX = (f32)(nI<<TILE_HSHIFT_LYR1);  // Initial world position (in pixels)
                poShip.rPosY = (f32)(nJ<<TILE_VSHIFT_LYR1);
            }
            map1[(nJ<<HSHIFT_LYR1)+nI] -= ' ';
        }
    }
}

void InitLevel1( TPLPalettePtr *tpl )
{
    // Set up all textures for bilinear interpolation

    // Tiles
    TPLGetGXTexObjFromPalette(*tpl, &toTilesRGB_1, 0);
    GXInitTexObjLOD( &toTilesRGB_1,
        GX_LINEAR, GX_LINEAR, 0.0F, 0.0F, 0.0F,
        GX_FALSE, GX_FALSE, GX_ANISO_1 );

    // Cloud
    TPLGetGXTexObjFromPalette(*tpl, &toCloudRGBA8_1, 1);
    GXInitTexObjLOD( &toCloudRGBA8_1,
        GX_LINEAR, GX_LINEAR, 0.0F, 0.0F, 0.0F,
        GX_FALSE, GX_FALSE, GX_ANISO_1 );

    lyrBack.map            = map1;               // Map of tile indices
    lyrBack.nHS            = HSHIFT_LYR1;        // Horizontal Shift (Width of layer = 1<<nHS)
    lyrBack.nVS            = VSHIFT_LYR1;        // Vertical Shift (Height of layer = 1<<nVS)
    lyrBack.nBPI           = 1;                  // Bytes per Index (1,2)
    lyrBack.nTileWidth     = TILE_WIDTH_LYR1;    // Width of tiles in pixels (should be >=16, power of 2)
    lyrBack.nTileHeight    = TILE_HEIGHT_LYR1;   // Height of tiles in pixels (should be >=16, power of 2)
    lyrBack.bWrap          = TRUE;               // Whether layer wraps or not
    lyrBack.nNumMaterials  = NUM_MATERIALS_LYR1; // Number of materials
    lyrBack.tileDesc       = tileDescLyr1;       // Tile Descriptor Table
    lyrBack.matDesc        = matDescLyr1;        // Material Descriptor Table

    lyrFront.map           = map2;               // Map of tile indices
    lyrFront.nHS           = HSHIFT_LYR2;        // Horizontal Shift (Width of layer = 1<<nHS)
    lyrFront.nVS           = VSHIFT_LYR2;        // Vertical Shift (Height of layer = 1<<nVS)
    lyrFront.nBPI          = 2;                  // Bytes per Index (1,2)
    lyrFront.nTileWidth    = TILE_WIDTH_LYR2;    // Width of tiles in pixels (should be >=16, power of 2)
    lyrFront.nTileHeight   = TILE_HEIGHT_LYR2;   // Height of tiles in pixels (should be >=16, power of 2)
    lyrFront.bWrap         = TRUE;               // Whether layer wraps or not
    lyrFront.nNumMaterials = NUM_MATERIALS_LYR2; // Number of materials
    lyrFront.tileDesc      = tileDescLyr2;       // Tile Descriptor Table
    lyrFront.matDesc       = matDescLyr2;        // Material Descriptor Table

    MapInit();
}