core/src/ru/deadsoftware/cavedroid/game/world/GameWorld.java

   1 package ru.deadsoftware.cavedroid.game.world;
   2
   3 import com.badlogic.gdx.utils.Disposable;
   4 import com.badlogic.gdx.utils.TimeUtils;
   5 import kotlin.Pair;
   6 import ru.deadsoftware.cavedroid.game.GameItems;
   7 import ru.deadsoftware.cavedroid.game.GameScope;
   8 import ru.deadsoftware.cavedroid.game.mobs.FallingGravel;
   9 import ru.deadsoftware.cavedroid.game.mobs.FallingSand;
  10 import ru.deadsoftware.cavedroid.game.mobs.MobsController;
  11 import ru.deadsoftware.cavedroid.game.objects.Block;
  12 import ru.deadsoftware.cavedroid.game.objects.DropController;
  13
  14 import javax.annotation.CheckForNull;
  15 import javax.inject.Inject;
  16
  17 @GameScope
  18 public class GameWorld implements Disposable {
  19
  20     private static final int DEFAULT_WIDTH = 1024;
  21     private static final int DEFAULT_HEIGHT = 256;
  22     private static final int UPDATE_RANGE = 16;
  23
  24     private final DropController mDropController;
  25     private final MobsController mMobsController;
  26     private final GameFluidsThread mGameFluidsThread;
  27
  28     private final int mWidth;
  29     private final int mHeight;
  30     private final int[][] mForeMap;
  31     private final int[][] mBackMap;
  32
  33     private boolean mShouldUpdate;
  34     private int mUpdateX;
  35     private int mUpdateY;
  36
  37     @Inject
  38     public GameWorld(DropController dropController,
  39                      MobsController mobsController,
  40                      @CheckForNull int[][] foreMap,
  41                      @CheckForNull int[][] backMap) {
  42         mDropController = dropController;
  43         mMobsController = mobsController;
  44
  45         boolean isNewGame = foreMap == null || backMap == null;
  46
  47         if (isNewGame) {
  48             mWidth = DEFAULT_WIDTH;
  49             mHeight = DEFAULT_HEIGHT;
  50             Pair<int[][], int[][]> maps = GameWorldGenerator.INSTANCE.generate(mWidth, mHeight, TimeUtils.millis());
  51             mForeMap = maps.getFirst();
  52             mBackMap = maps.getSecond();
  53             mMobsController.getPlayer().respawn(this);
  54         } else {
  55             mForeMap = foreMap;
  56             mBackMap = backMap;
  57             mWidth = mForeMap.length;
  58             mHeight = mForeMap[0].length;
  59         }
  60
  61         mGameFluidsThread = new GameFluidsThread(this, mMobsController, Thread.currentThread());
  62     }
  63
  64     public int getWidth() {
  65         return mWidth;
  66     }
  67
  68     public int getHeight() {
  69         return mHeight;
  70     }
  71
  72     public float getWidthPx() {
  73         return mWidth * 16f;
  74     }
  75
  76     public float getHeightPx() {
  77         return mHeight * 16f;
  78     }
  79
  80     public int[][] getFullForeMap() {
  81         return mForeMap;
  82     }
  83
  84     public int[][] getFullBackMap() {
  85         return mBackMap;
  86     }
  87
  88     private int transformX(int x) {
  89         x = x % getWidth();
  90         if (x < 0) {
  91             x = getWidth() - Math.abs(x);
  92         }
  93         return x;
  94     }
  95
  96     private int getMap(int x, int y, int layer) {
  97         int map = 0;
  98         try {
  99             x = transformX(x);
 100             map = (layer == 0) ? mForeMap[x][y] : mBackMap[x][y];
 101         } catch (ArrayIndexOutOfBoundsException ignored) {
 102         }
 103         return map;
 104     }
 105
 106     private void setMap(int x, int y, int layer, int value) {
 107         try {
 108             x = transformX(x);
 109             if (layer == 0) {
 110                 mForeMap[x][y] = value;
 111             } else {
 112                 mBackMap[x][y] = value;
 113             }
 114         } catch (ArrayIndexOutOfBoundsException ignored) {
 115         }
 116     }
 117
 118     public boolean hasForeAt(int x, int y) {
 119         return getMap(x, y, 0) != 0;
 120     }
 121
 122     public boolean hasBackAt(int x, int y) {
 123         return getMap(x, y, 1) != 0;
 124     }
 125
 126     public int getForeMap(int x, int y) {
 127         return getMap(x, y, 0);
 128     }
 129
 130     public Block getForeMapBlock(int x, int y) {
 131         return GameItems.getBlock(getMap(x, y, 0));
 132     }
 133
 134     public void setForeMap(int x, int y, int id) {
 135         setMap(x, y, 0, id);
 136     }
 137
 138     public int getBackMap(int x, int y) {
 139         return getMap(x, y, 1);
 140     }
 141
 142     public Block getBackMapBlock(int x, int y) {
 143         return GameItems.getBlock(getMap(x, y, 1));
 144     }
 145
 146     public void setBackMap(int x, int y, int id) {
 147         setMap(x, y, 1, id);
 148     }
 149
 150     private void placeSlab(int x, int y, int value) {
 151         switch (value) {
 152             case 51:
 153                 setForeMap(x, y, 52);
 154                 break;
 155             case 53:
 156                 setForeMap(x, y, 21);
 157                 break;
 158             case 54:
 159                 setForeMap(x, y, 5);
 160                 break;
 161             case 55:
 162                 setForeMap(x, y, 4);
 163                 break;
 164             case 56:
 165                 setForeMap(x, y, 28);
 166                 break;
 167             case 58:
 168                 setForeMap(x, y, 57);
 169                 break;
 170         }
 171     }
 172
 173     public void placeToForeground(int x, int y, int value) {
 174         if (!hasForeAt(x, y) || value == 0 || !GameItems.getBlock(getForeMap(x, y)).hasCollision()) {
 175             setForeMap(x, y, value);
 176         } else if (GameItems.isSlab(value) && getForeMap(x, y) == value) {
 177             placeSlab(x, y, value);
 178         }
 179         mUpdateX = x - 8;
 180         mUpdateY = y - 8;
 181         mShouldUpdate = true;
 182     }
 183
 184     public void placeToBackground(int x, int y, int value) {
 185         if (value == 0 || (getBackMap(x, y) == 0 && GameItems.getBlock(value).hasCollision()) &&
 186                 (!GameItems.getBlock(value).isTransparent() || value == 18)) {
 187             setBackMap(x, y, value);
 188         }
 189     }
 190
 191     public void destroyForeMap(int x, int y) {
 192         Block block = GameItems.getBlock(getForeMap(x, y));
 193         if (block.hasDrop()) {
 194             mDropController.addDrop(transformX(x) * 16 + 4, y * 16 + 4, GameItems.getItemId(block.getDrop()));
 195         }
 196         placeToForeground(x, y, 0);
 197     }
 198
 199     public void destroyBackMap(int x, int y) {
 200         Block block = GameItems.getBlock(getBackMap(x, y));
 201         if (block.hasDrop()) {
 202             mDropController.addDrop(transformX(x) * 16 + 4, y * 16 + 4, GameItems.getItemId(block.getDrop()));
 203         }
 204         placeToBackground(x, y, 0);
 205     }
 206
 207     private void updateBlock(int x, int y) {
 208         if (getForeMap(x, y) == 10) {
 209             if (!hasForeAt(x, y + 1) || !getForeMapBlock(x, y + 1).hasCollision()) {
 210                 setForeMap(x, y, 0);
 211                 mMobsController.addMob(FallingSand.class, x * 16, y * 16);
 212                 updateBlock(x, y - 1);
 213             }
 214         }
 215
 216         if (getForeMap(x, y) == 11) {
 217             if (!hasForeAt(x, y + 1) || !getForeMapBlock(x, y + 1).hasCollision()) {
 218                 setForeMap(x, y, 0);
 219                 mMobsController.addMob(FallingGravel.class, x * 16, y * 16);
 220                 updateBlock(x, y - 1);
 221             }
 222         }
 223
 224         if (hasForeAt(x, y) && getForeMapBlock(x, y).requiresBlock()) {
 225             if (!hasForeAt(x, y + 1) || !getForeMapBlock(x, y + 1).hasCollision()) {
 226                 destroyForeMap(x, y);
 227                 updateBlock(x, y - 1);
 228             }
 229         }
 230
 231         if (getForeMap(x, y) == 2) {
 232             if (hasForeAt(x, y - 1) && (getForeMapBlock(x, y - 1).hasCollision() ||
 233                     GameItems.isFluid(getForeMap(x, y - 1)))) {
 234                 setForeMap(x, y, 3);
 235             }
 236         }
 237     }
 238
 239     public void update() {
 240         if (mShouldUpdate) {
 241             for (int y = mUpdateY; y < mUpdateY + UPDATE_RANGE; y++) {
 242                 for (int x = mUpdateX; x < mUpdateX + UPDATE_RANGE; x++) {
 243                     updateBlock(x, y);
 244                 }
 245             }
 246             mShouldUpdate = false;
 247         }
 248
 249         if (!mGameFluidsThread.isAlive()) {
 250             mGameFluidsThread.start();
 251         }
 252     }
 253
 254     public void startFluidsThread() {
 255         mGameFluidsThread.start();
 256     }
 257
 258     @Override
 259     public void dispose() {
 260         mGameFluidsThread.interrupt();
 261     }
 262 }