fabric/src/main/java/me/shedaniel/lightoverlay/fabric/LightOverlay.java

   1 package me.shedaniel.lightoverlay.fabric;
   2
   3 import com.google.common.collect.Lists;
   4 import com.google.common.collect.Maps;
   5 import com.mojang.blaze3d.platform.GlStateManager;
   6 import com.mojang.blaze3d.systems.RenderSystem;
   7 import me.shedaniel.cloth.api.client.events.v0.ClothClientHooks;
   8 import net.fabricmc.api.ClientModInitializer;
   9 import net.fabricmc.fabric.api.client.event.lifecycle.v1.ClientTickEvents;
  10 import net.fabricmc.fabric.api.client.keybinding.v1.KeyBindingHelper;
  11 import net.fabricmc.loader.api.FabricLoader;
  12 import net.minecraft.block.Block;
  13 import net.minecraft.block.BlockState;
  14 import net.minecraft.client.MinecraftClient;
  15 import net.minecraft.client.font.TextRenderer;
  16 import net.minecraft.client.network.ClientPlayerEntity;
  17 import net.minecraft.client.options.KeyBinding;
  18 import net.minecraft.client.render.Camera;
  19 import net.minecraft.client.render.Tessellator;
  20 import net.minecraft.client.render.VertexConsumerProvider;
  21 import net.minecraft.client.util.InputUtil;
  22 import net.minecraft.client.util.math.Rotation3;
  23 import net.minecraft.client.world.ClientWorld;
  24 import net.minecraft.entity.Entity;
  25 import net.minecraft.entity.EntityCategory;
  26 import net.minecraft.entity.EntityContext;
  27 import net.minecraft.entity.EntityType;
  28 import net.minecraft.entity.player.PlayerEntity;
  29 import net.minecraft.tag.BlockTags;
  30 import net.minecraft.util.Identifier;
  31 import net.minecraft.util.math.*;
  32 import net.minecraft.util.shape.VoxelShape;
  33 import net.minecraft.world.BlockView;
  34 import net.minecraft.world.LightType;
  35 import net.minecraft.world.World;
  36 import net.minecraft.world.biome.Biome;
  37 import net.minecraft.world.chunk.ChunkStatus;
  38 import net.minecraft.world.chunk.WorldChunk;
  39 import net.minecraft.world.chunk.light.ChunkLightingView;
  40 import org.apache.logging.log4j.LogManager;
  41 import org.lwjgl.opengl.GL11;
  42
  43 import java.io.File;
  44 import java.io.FileInputStream;
  45 import java.io.FileOutputStream;
  46 import java.io.IOException;
  47 import java.text.DecimalFormat;
  48 import java.util.*;
  49 import java.util.concurrent.Executors;
  50 import java.util.concurrent.ThreadPoolExecutor;
  51
  52 public class LightOverlay implements ClientModInitializer {
  53
  54     static final DecimalFormat FORMAT = new DecimalFormat("#.#");
  55     private static final String KEYBIND_CATEGORY = "key.lightoverlay.category";
  56     private static final Identifier ENABLE_OVERLAY_KEYBIND = new Identifier("lightoverlay", "enable_overlay");
  57     static int reach = 12;
  58     static int crossLevel = 7;
  59     static int secondaryLevel = -1;
  60     static int lowerCrossLevel = -1;
  61     static int higherCrossLevel = -1;
  62     static boolean caching = false;
  63     static boolean showNumber = false;
  64     static boolean smoothLines = true;
  65     static boolean underwater = false;
  66     static float lineWidth = 1.0F;
  67     static int yellowColor = 0xFFFF00, redColor = 0xFF0000, secondaryColor = 0x0000FF;
  68     static File configFile = new File(FabricLoader.getInstance().getConfigDirectory(), "lightoverlay.properties");
  69     private static final KeyBinding ENABLE_OVERLAY = createKeyBinding(ENABLE_OVERLAY_KEYBIND, InputUtil.Type.KEYSYM, 296, KEYBIND_CATEGORY);
  70     private static boolean enabled = false;
  71     private static EntityType<Entity> testingEntityType;
  72     private static int threadNumber = 0;
  73     private static final ThreadPoolExecutor EXECUTOR = (ThreadPoolExecutor) Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors(), r -> {
  74         Thread thread = new Thread(r, "light-overlay-" + threadNumber++);
  75         thread.setDaemon(true);
  76         return thread;
  77     });
  78     private static final List<ChunkPos> POS = Lists.newCopyOnWriteArrayList();
  79     private static final Map<ChunkPos, Map<Long, Object>> CHUNK_MAP = Maps.newConcurrentMap();
  80     private static final MinecraftClient CLIENT = MinecraftClient.getInstance();
  81     private static long ticks = 0;
  82
  83     static {
  84         ClientTickEvents.END_CLIENT_TICK.register(client -> {
  85             try {
  86                 ticks++;
  87                 if (CLIENT.player == null || !enabled) {
  88                     POS.clear();
  89                     CHUNK_MAP.clear();
  90                 } else {
  91                     if (!caching) {
  92                         POS.clear();
  93                         CHUNK_MAP.clear();
  94                         ClientPlayerEntity player = CLIENT.player;
  95                         ClientWorld world = CLIENT.world;
  96                         BlockPos playerPos = player.getSenseCenterPos();
  97                         EntityContext entityContext = EntityContext.of(player);
  98                         ChunkLightingView block = world.getLightingProvider().get(LightType.BLOCK);
  99                         ChunkLightingView sky = showNumber ? null : world.getLightingProvider().get(LightType.SKY);
 100                         BlockPos.Mutable downPos = new BlockPos.Mutable();
 101                         Iterable<BlockPos> iterate = BlockPos.iterate(playerPos.getX() - reach, playerPos.getY() - reach, playerPos.getZ() - reach,
 102                                 playerPos.getX() + reach, playerPos.getY() + reach, playerPos.getZ() + reach);
 103                         HashMap<Long, Object> map = Maps.newHashMap();
 104                         CHUNK_MAP.put(new ChunkPos(0, 0), map);
 105                         for (BlockPos blockPos : iterate) {
 106                             downPos.set(blockPos.getX(), blockPos.getY() - 1, blockPos.getZ());
 107                             if (showNumber) {
 108                                 int level = getCrossLevel(blockPos, downPos, world, block, entityContext);
 109                                 if (level >= 0) {
 110                                     map.put(blockPos.asLong(), level);
 111                                 }
 112                             } else {
 113                                 CrossType type = getCrossType(blockPos, downPos, world, block, sky, entityContext);
 114                                 if (type != CrossType.NONE) {
 115                                     map.put(blockPos.asLong(), type);
 116                                 }
 117                             }
 118                         }
 119                     } else {
 120                         ClientPlayerEntity player = CLIENT.player;
 121                         ClientWorld world = CLIENT.world;
 122                         EntityContext entityContext = EntityContext.of(player);
 123                         Vec3d[] playerPos = {null};
 124                         int playerPosX = ((int) player.getX()) >> 4;
 125                         int playerPosZ = ((int) player.getZ()) >> 4;
 126                         if (ticks % 20 == 0) {
 127                             for (int chunkX = playerPosX - getChunkRange(); chunkX <= playerPosX + getChunkRange(); chunkX++) {
 128                                 for (int chunkZ = playerPosZ - getChunkRange(); chunkZ <= playerPosZ + getChunkRange(); chunkZ++) {
 129                                     ChunkPos chunkPos = new ChunkPos(chunkX, chunkZ);
 130                                     if (!CHUNK_MAP.containsKey(chunkPos))
 131                                         queueChunk(chunkPos);
 132                                 }
 133                             }
 134                         }
 135                         if (!POS.isEmpty()) {
 136                             if (playerPos[0] == null) {
 137                                 playerPos[0] = player.getPos();
 138                             }
 139                             ChunkPos pos = POS.stream().min(Comparator.comparingDouble(value -> value.toBlockPos(8, 0, 8).getSquaredDistance(playerPos[0].x, 0, playerPos[0].z, false))).get();
 140                             POS.remove(pos);
 141                             EXECUTOR.submit(() -> {
 142                                 if (MathHelper.abs(pos.x - playerPosX) <= getChunkRange() && MathHelper.abs(pos.z - playerPosZ) <= getChunkRange()) {
 143                                     calculateChunk(world.getChunkManager().getChunk(pos.x, pos.z, ChunkStatus.FULL, false), world, pos, entityContext);
 144                                 } else {
 145                                     CHUNK_MAP.remove(pos);
 146                                 }
 147                             });
 148                         }
 149                         if (ticks % 50 == 0) {
 150                             Iterator<Map.Entry<ChunkPos, Map<Long, Object>>> chunkMapIterator = CHUNK_MAP.entrySet().iterator();
 151                             while (chunkMapIterator.hasNext()) {
 152                                 Map.Entry<ChunkPos, Map<Long, Object>> pos = chunkMapIterator.next();
 153                                 if (MathHelper.abs(pos.getKey().x - playerPosX) > getChunkRange() * 2 || MathHelper.abs(pos.getKey().z - playerPosZ) > getChunkRange() * 2) {
 154                                     chunkMapIterator.remove();
 155                                 }
 156                             }
 157                         }
 158                     }
 159                 }
 160             } catch (Exception e) {
 161                 LogManager.getLogger().throwing(e);
 162             }
 163         });
 164     }
 165
 166     public static void queueChunkAndNear(ChunkPos pos) {
 167         for (int xOffset = -1; xOffset <= 1; xOffset++) {
 168             for (int zOffset = -1; zOffset <= 1; zOffset++) {
 169                 queueChunk(new ChunkPos(pos.x + xOffset, pos.z + zOffset));
 170             }
 171         }
 172     }
 173
 174     public static void queueChunk(ChunkPos pos) {
 175         if (caching)
 176             if (!POS.contains(pos))
 177                 POS.add(0, pos);
 178     }
 179
 180     public static int getChunkRange() {
 181         return Math.max(MathHelper.ceil(reach / 16f), 1);
 182     }
 183
 184     private static void calculateChunk(WorldChunk chunk, World world, ChunkPos chunkPos, EntityContext entityContext) {
 185         Map<Long, Object> map = Maps.newHashMap();
 186         if (world != null) {
 187             ChunkLightingView block = world.getLightingProvider().get(LightType.BLOCK);
 188             ChunkLightingView sky = showNumber ? null : world.getLightingProvider().get(LightType.SKY);
 189             for (BlockPos pos : BlockPos.iterate(chunkPos.getStartX(), 0, chunkPos.getStartZ(), chunkPos.getEndX(), 256, chunkPos.getEndZ())) {
 190                 BlockPos down = pos.down();
 191                 if (showNumber) {
 192                     int level = LightOverlay.getCrossLevel(pos, down, chunk, block, entityContext);
 193                     if (level >= 0) {
 194                         map.put(pos.asLong(), level);
 195                     }
 196                 } else {
 197                     Biome biome = world.getBiomeAccess().getBiome(pos);
 198                     if (biome.getMaxSpawnLimit() > 0 && !biome.getEntitySpawnList(EntityCategory.MONSTER).isEmpty()) {
 199                         CrossType type = LightOverlay.getCrossType(pos, down, chunk, block, sky, entityContext);
 200                         if (type != CrossType.NONE) {
 201                             map.put(pos.asLong(), type);
 202                         }
 203                     }
 204                 }
 205             }
 206         }
 207         CHUNK_MAP.put(chunkPos, map);
 208     }
 209
 210     public static CrossType getCrossType(BlockPos pos, BlockPos down, BlockView world, ChunkLightingView block, ChunkLightingView sky, EntityContext entityContext) {
 211         BlockState blockBelowState = world.getBlockState(down);
 212         BlockState blockUpperState = world.getBlockState(pos);
 213         VoxelShape upperCollisionShape = blockUpperState.getCollisionShape(world, pos, entityContext);
 214         if (!underwater && !blockUpperState.getFluidState().isEmpty())
 215             return CrossType.NONE;
 216         // Check if the outline is full
 217         if (Block.isFaceFullSquare(upperCollisionShape, Direction.UP))
 218             return CrossType.NONE;
 219         // TODO: Not to hard code no redstone
 220         if (blockUpperState.emitsRedstonePower())
 221             return CrossType.NONE;
 222         // Check if the collision has a bump
 223         if (upperCollisionShape.getMaximum(Direction.Axis.Y) > 0)
 224             return CrossType.NONE;
 225         if (blockUpperState.getBlock().isIn(BlockTags.RAILS))
 226             return CrossType.NONE;
 227         // Check block state allow spawning (excludes bedrock and barriers automatically)
 228         if (!blockBelowState.allowsSpawning(world, down, testingEntityType))
 229             return CrossType.NONE;
 230         int blockLightLevel = block.getLightLevel(pos);
 231         int skyLightLevel = sky.getLightLevel(pos);
 232         if (blockLightLevel > higherCrossLevel)
 233             return CrossType.NONE;
 234         if (skyLightLevel > higherCrossLevel)
 235             return CrossType.YELLOW;
 236         return lowerCrossLevel >= 0 && blockLightLevel > lowerCrossLevel ? CrossType.SECONDARY : CrossType.RED;
 237     }
 238
 239     public static int getCrossLevel(BlockPos pos, BlockPos down, BlockView world, ChunkLightingView view, EntityContext entityContext) {
 240         BlockState blockBelowState = world.getBlockState(down);
 241         BlockState blockUpperState = world.getBlockState(pos);
 242         VoxelShape collisionShape = blockBelowState.getCollisionShape(world, down, entityContext);
 243         VoxelShape upperCollisionShape = blockUpperState.getCollisionShape(world, pos, entityContext);
 244         if (!underwater && !blockUpperState.getFluidState().isEmpty())
 245             return -1;
 246         if (!blockBelowState.getFluidState().isEmpty())
 247             return -1;
 248         if (blockBelowState.isAir())
 249             return -1;
 250         if (Block.isFaceFullSquare(upperCollisionShape, Direction.DOWN))
 251             return -1;
 252         return view.getLightLevel(pos);
 253     }
 254
 255     public static void renderCross(Camera camera, World world, BlockPos pos, int color, EntityContext entityContext) {
 256         double d0 = camera.getPos().x;
 257         double d1 = camera.getPos().y - .005D;
 258         VoxelShape upperOutlineShape = world.getBlockState(pos).getOutlineShape(world, pos, entityContext);
 259         if (!upperOutlineShape.isEmpty())
 260             d1 -= upperOutlineShape.getMaximum(Direction.Axis.Y);
 261         double d2 = camera.getPos().z;
 262
 263         int red = (color >> 16) & 255;
 264         int green = (color >> 8) & 255;
 265         int blue = color & 255;
 266         int x = pos.getX();
 267         int y = pos.getY();
 268         int z = pos.getZ();
 269         RenderSystem.color4f(red / 255f, green / 255f, blue / 255f, 1f);
 270         GL11.glVertex3d(x + .01 - d0, y - d1, z + .01 - d2);
 271         GL11.glVertex3d(x - .01 + 1 - d0, y - d1, z - .01 + 1 - d2);
 272         GL11.glVertex3d(x - .01 + 1 - d0, y - d1, z + .01 - d2);
 273         GL11.glVertex3d(x + .01 - d0, y - d1, z - .01 + 1 - d2);
 274     }
 275
 276     @SuppressWarnings("deprecation")
 277     public static void renderLevel(MinecraftClient client, Camera camera, World world, BlockPos pos, BlockPos down, int level, EntityContext entityContext) {
 278         String text = String.valueOf(level);
 279         TextRenderer textRenderer_1 = client.textRenderer;
 280         double double_4 = camera.getPos().x;
 281         double double_5 = camera.getPos().y;
 282         VoxelShape upperOutlineShape = world.getBlockState(down).getOutlineShape(world, down, entityContext);
 283         if (!upperOutlineShape.isEmpty())
 284             double_5 += 1 - upperOutlineShape.getMaximum(Direction.Axis.Y);
 285         double double_6 = camera.getPos().z;
 286         RenderSystem.pushMatrix();
 287         RenderSystem.translatef((float) (pos.getX() + 0.5f - double_4), (float) (pos.getY() - double_5) + 0.005f, (float) (pos.getZ() + 0.5f - double_6));
 288         RenderSystem.rotatef(90, 1, 0, 0);
 289         RenderSystem.normal3f(0.0F, 1.0F, 0.0F);
 290         float size = 0.07F;
 291         RenderSystem.scalef(-size, -size, size);
 292         float float_3 = (float) (-textRenderer_1.getStringWidth(text)) / 2.0F + 0.4f;
 293         RenderSystem.enableAlphaTest();
 294         VertexConsumerProvider.Immediate immediate = VertexConsumerProvider.immediate(Tessellator.getInstance().getBuffer());
 295         textRenderer_1.draw(text, float_3, -3.5f, level > higherCrossLevel ? 0xff042404 : (lowerCrossLevel >= 0 && level > lowerCrossLevel ? 0xff0066ff : 0xff731111), false, Rotation3.identity().getMatrix(), immediate, false, 0, 15728880);
 296         immediate.draw();
 297         RenderSystem.popMatrix();
 298     }
 299
 300     static void loadConfig(File file) {
 301         try {
 302             redColor = 0xFF0000;
 303             yellowColor = 0xFFFF00;
 304             secondaryColor = 0x0000FF;
 305             if (!file.exists() || !file.canRead())
 306                 saveConfig(file);
 307             FileInputStream fis = new FileInputStream(file);
 308             Properties properties = new Properties();
 309             properties.load(fis);
 310             fis.close();
 311             reach = Integer.parseInt((String) properties.computeIfAbsent("reach", a -> "12"));
 312             crossLevel = Integer.parseInt((String) properties.computeIfAbsent("crossLevel", a -> "7"));
 313             secondaryLevel = Integer.parseInt((String) properties.computeIfAbsent("secondaryLevel", a -> "-1"));
 314             caching = ((String) properties.computeIfAbsent("caching", a -> "false")).equalsIgnoreCase("true");
 315             showNumber = ((String) properties.computeIfAbsent("showNumber", a -> "false")).equalsIgnoreCase("true");
 316             smoothLines = ((String) properties.computeIfAbsent("smoothLines", a -> "true")).equalsIgnoreCase("true");
 317             underwater = ((String) properties.computeIfAbsent("underwater", a -> "false")).equalsIgnoreCase("true");
 318             lineWidth = Float.parseFloat((String) properties.computeIfAbsent("lineWidth", a -> "1"));
 319             {
 320                 int r, g, b;
 321                 r = Integer.parseInt((String) properties.computeIfAbsent("yellowColorRed", a -> "255"));
 322                 g = Integer.parseInt((String) properties.computeIfAbsent("yellowColorGreen", a -> "255"));
 323                 b = Integer.parseInt((String) properties.computeIfAbsent("yellowColorBlue", a -> "0"));
 324                 yellowColor = (r << 16) + (g << 8) + b;
 325             }
 326             {
 327                 int r, g, b;
 328                 r = Integer.parseInt((String) properties.computeIfAbsent("redColorRed", a -> "255"));
 329                 g = Integer.parseInt((String) properties.computeIfAbsent("redColorGreen", a -> "0"));
 330                 b = Integer.parseInt((String) properties.computeIfAbsent("redColorBlue", a -> "0"));
 331                 redColor = (r << 16) + (g << 8) + b;
 332             }
 333             {
 334                 int r, g, b;
 335                 r = Integer.parseInt((String) properties.computeIfAbsent("secondaryColorRed", a -> "0"));
 336                 g = Integer.parseInt((String) properties.computeIfAbsent("secondaryColorGreen", a -> "0"));
 337                 b = Integer.parseInt((String) properties.computeIfAbsent("secondaryColorBlue", a -> "255"));
 338                 secondaryColor = (r << 16) + (g << 8) + b;
 339             }
 340             saveConfig(file);
 341         } catch (Exception e) {
 342             e.printStackTrace();
 343             reach = 12;
 344             crossLevel = 7;
 345             secondaryLevel = -1;
 346             lineWidth = 1.0F;
 347             redColor = 0xFF0000;
 348             yellowColor = 0xFFFF00;
 349             secondaryColor = 0x0000FF;
 350             caching = false;
 351             showNumber = false;
 352             smoothLines = true;
 353             underwater = false;
 354             try {
 355                 saveConfig(file);
 356             } catch (IOException ex) {
 357                 ex.printStackTrace();
 358             }
 359         }
 360         if (secondaryLevel >= crossLevel) System.err.println("[Light Overlay] Secondary Level is higher than Cross Level");
 361         lowerCrossLevel = Math.min(crossLevel, secondaryLevel);
 362         higherCrossLevel = Math.max(crossLevel, secondaryLevel);
 363         CHUNK_MAP.clear();
 364         POS.clear();
 365     }
 366
 367     static void saveConfig(File file) throws IOException {
 368         FileOutputStream fos = new FileOutputStream(file, false);
 369         fos.write("# Light Overlay Config".getBytes());
 370         fos.write("\n".getBytes());
 371         fos.write(("reach=" + reach).getBytes());
 372         fos.write("\n".getBytes());
 373         fos.write(("crossLevel=" + crossLevel).getBytes());
 374         fos.write("\n".getBytes());
 375         fos.write(("secondaryLevel=" + secondaryLevel).getBytes());
 376         fos.write("\n".getBytes());
 377         fos.write(("caching=" + caching).getBytes());
 378         fos.write("\n".getBytes());
 379         fos.write(("showNumber=" + showNumber).getBytes());
 380         fos.write("\n".getBytes());
 381         fos.write(("smoothLines=" + smoothLines).getBytes());
 382         fos.write("\n".getBytes());
 383         fos.write(("underwater=" + underwater).getBytes());
 384         fos.write("\n".getBytes());
 385         fos.write(("lineWidth=" + FORMAT.format(lineWidth)).getBytes());
 386         fos.write("\n".getBytes());
 387         fos.write(("yellowColorRed=" + ((yellowColor >> 16) & 255)).getBytes());
 388         fos.write("\n".getBytes());
 389         fos.write(("yellowColorGreen=" + ((yellowColor >> 8) & 255)).getBytes());
 390         fos.write("\n".getBytes());
 391         fos.write(("yellowColorBlue=" + (yellowColor & 255)).getBytes());
 392         fos.write("\n".getBytes());
 393         fos.write(("redColorRed=" + ((redColor >> 16) & 255)).getBytes());
 394         fos.write("\n".getBytes());
 395         fos.write(("redColorGreen=" + ((redColor >> 8) & 255)).getBytes());
 396         fos.write("\n".getBytes());
 397         fos.write(("redColorBlue=" + (redColor & 255)).getBytes());
 398         fos.write("\n".getBytes());
 399         fos.write(("secondaryColorRed=" + ((secondaryColor >> 16) & 255)).getBytes());
 400         fos.write("\n".getBytes());
 401         fos.write(("secondaryColorGreen=" + ((secondaryColor >> 8) & 255)).getBytes());
 402         fos.write("\n".getBytes());
 403         fos.write(("secondaryColorBlue=" + (secondaryColor & 255)).getBytes());
 404         fos.close();
 405     }
 406
 407     private static KeyBinding createKeyBinding(Identifier id, InputUtil.Type type, int code, String category) {
 408         return KeyBindingHelper.registerKeyBinding(new KeyBinding("key." + id.getNamespace() + "." + id.getPath(), type, code, category));
 409     }
 410
 411     @Override
 412     public void onInitializeClient() {
 413         // Load Config
 414         loadConfig(configFile);
 415
 416         // Setup
 417         testingEntityType = EntityType.Builder.create(EntityCategory.MONSTER).setDimensions(0f, 0f).disableSaving().build(null);
 418         ClientTickEvents.END_CLIENT_TICK.register(minecraftClient -> {
 419             while (ENABLE_OVERLAY.wasPressed())
 420                 enabled = !enabled;
 421         });
 422         ClothClientHooks.DEBUG_RENDER_PRE.register(() -> {
 423             if (LightOverlay.enabled) {
 424                 PlayerEntity playerEntity = CLIENT.player;
 425                 int playerPosX = ((int) playerEntity.getX()) >> 4;
 426                 int playerPosZ = ((int) playerEntity.getZ()) >> 4;
 427                 EntityContext entityContext = EntityContext.of(playerEntity);
 428                 World world = CLIENT.world;
 429                 BlockPos playerPos = new BlockPos(playerEntity.getX(), playerEntity.getY(), playerEntity.getZ());
 430                 Camera camera = CLIENT.gameRenderer.getCamera();
 431                 if (showNumber) {
 432                     RenderSystem.enableTexture();
 433                     RenderSystem.depthMask(true);
 434                     BlockPos.Mutable mutable = new BlockPos.Mutable();
 435                     for (Map.Entry<ChunkPos, Map<Long, Object>> entry : CHUNK_MAP.entrySet()) {
 436                         if (caching && (MathHelper.abs(entry.getKey().x - playerPosX) > getChunkRange() || MathHelper.abs(entry.getKey().z - playerPosZ) > getChunkRange())) {
 437                             continue;
 438                         }
 439                         for (Map.Entry<Long, Object> objectEntry : entry.getValue().entrySet()) {
 440                             if (objectEntry.getValue() instanceof Integer) {
 441                                 mutable.set(BlockPos.unpackLongX(objectEntry.getKey()), BlockPos.unpackLongY(objectEntry.getKey()), BlockPos.unpackLongZ(objectEntry.getKey()));
 442                                 if (mutable.isWithinDistance(playerPos, reach)) {
 443                                     BlockPos down = mutable.down();
 444                                     LightOverlay.renderLevel(CLIENT, camera, world, mutable, down, (Integer) objectEntry.getValue(), entityContext);
 445                                 }
 446                             }
 447                         }
 448                     }
 449                     RenderSystem.enableDepthTest();
 450                 } else {
 451                     RenderSystem.enableDepthTest();
 452                     RenderSystem.disableTexture();
 453                     RenderSystem.enableBlend();
 454                     RenderSystem.blendFunc(GlStateManager.SrcFactor.SRC_ALPHA, GlStateManager.DstFactor.ONE_MINUS_SRC_ALPHA);
 455                     if (smoothLines) GL11.glEnable(GL11.GL_LINE_SMOOTH);
 456                     GL11.glLineWidth(lineWidth);
 457                     GL11.glBegin(GL11.GL_LINES);
 458                     BlockPos.Mutable mutable = new BlockPos.Mutable();
 459                     for (Map.Entry<ChunkPos, Map<Long, Object>> entry : CHUNK_MAP.entrySet()) {
 460                         if (caching && (MathHelper.abs(entry.getKey().x - playerPosX) > getChunkRange() || MathHelper.abs(entry.getKey().z - playerPosZ) > getChunkRange())) {
 461                             continue;
 462                         }
 463                         for (Map.Entry<Long, Object> objectEntry : entry.getValue().entrySet()) {
 464                             if (objectEntry.getValue() instanceof CrossType) {
 465                                 mutable.set(BlockPos.unpackLongX(objectEntry.getKey()), BlockPos.unpackLongY(objectEntry.getKey()), BlockPos.unpackLongZ(objectEntry.getKey()));
 466                                 if (mutable.isWithinDistance(playerPos, reach)) {
 467                                     BlockPos down = mutable.down();
 468                                     int color = objectEntry.getValue() == CrossType.RED ? redColor : objectEntry.getValue() == CrossType.YELLOW ? yellowColor : secondaryColor;
 469                                     LightOverlay.renderCross(camera, world, mutable, color, entityContext);
 470                                 }
 471                             }
 472                         }
 473                     }
 474                     GL11.glEnd();
 475                     RenderSystem.disableBlend();
 476                     RenderSystem.enableTexture();
 477                     if (smoothLines) GL11.glDisable(GL11.GL_LINE_SMOOTH);
 478                 }
 479             }
 480         });
 481     }
 482
 483     private enum CrossType {
 484         YELLOW,
 485         RED,
 486         SECONDARY,
 487         NONE
 488     }
 489 }