src/main/java/me/shedaniel/lightoverlay/LightOverlayClient.java

   1 package me.shedaniel.lightoverlay;
   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 net.minecraft.block.Block;
   8 import net.minecraft.block.BlockState;
   9 import net.minecraft.client.Minecraft;
  10 import net.minecraft.client.entity.player.ClientPlayerEntity;
  11 import net.minecraft.client.gui.FontRenderer;
  12 import net.minecraft.client.renderer.*;
  13 import net.minecraft.client.renderer.vertex.DefaultVertexFormats;
  14 import net.minecraft.client.settings.KeyBinding;
  15 import net.minecraft.client.util.InputMappings;
  16 import net.minecraft.client.world.ClientWorld;
  17 import net.minecraft.entity.Entity;
  18 import net.minecraft.entity.EntityClassification;
  19 import net.minecraft.entity.EntityType;
  20 import net.minecraft.network.IPacket;
  21 import net.minecraft.network.play.server.SChangeBlockPacket;
  22 import net.minecraft.network.play.server.SChunkDataPacket;
  23 import net.minecraft.network.play.server.SMultiBlockChangePacket;
  24 import net.minecraft.tags.BlockTags;
  25 import net.minecraft.util.Direction;
  26 import net.minecraft.util.ResourceLocation;
  27 import net.minecraft.util.math.BlockPos;
  28 import net.minecraft.util.math.ChunkPos;
  29 import net.minecraft.util.math.MathHelper;
  30 import net.minecraft.util.math.Vec3d;
  31 import net.minecraft.util.math.shapes.ISelectionContext;
  32 import net.minecraft.util.math.shapes.VoxelShape;
  33 import net.minecraft.util.text.TranslationTextComponent;
  34 import net.minecraft.world.IBlockReader;
  35 import net.minecraft.world.LightType;
  36 import net.minecraft.world.World;
  37 import net.minecraft.world.biome.Biome;
  38 import net.minecraft.world.chunk.Chunk;
  39 import net.minecraft.world.chunk.ChunkStatus;
  40 import net.minecraft.world.lighting.IWorldLightListener;
  41 import net.minecraftforge.api.distmarker.Dist;
  42 import net.minecraftforge.client.event.InputEvent;
  43 import net.minecraftforge.client.event.RenderWorldLastEvent;
  44 import net.minecraftforge.client.settings.KeyConflictContext;
  45 import net.minecraftforge.client.settings.KeyModifier;
  46 import net.minecraftforge.common.MinecraftForge;
  47 import net.minecraftforge.event.TickEvent;
  48 import net.minecraftforge.eventbus.api.SubscribeEvent;
  49 import net.minecraftforge.fml.DistExecutor;
  50 import net.minecraftforge.fml.client.registry.ClientRegistry;
  51 import net.minecraftforge.fml.common.ObfuscationReflectionHelper;
  52 import org.apache.logging.log4j.LogManager;
  53 import org.lwjgl.opengl.GL11;
  54
  55 import java.io.File;
  56 import java.io.FileInputStream;
  57 import java.io.FileOutputStream;
  58 import java.io.IOException;
  59 import java.text.DecimalFormat;
  60 import java.util.*;
  61 import java.util.concurrent.ExecutorService;
  62 import java.util.concurrent.Executors;
  63
  64 public class LightOverlayClient {
  65
  66     static final DecimalFormat FORMAT = new DecimalFormat("#.#");
  67     private static final String KEYBIND_CATEGORY = "key.lightoverlay-forge.category";
  68     private static final ResourceLocation ENABLE_OVERLAY_KEYBIND = new ResourceLocation("lightoverlay-forge", "enable_overlay");
  69     private static final ResourceLocation INCREASE_REACH_KEYBIND = new ResourceLocation("lightoverlay-forge", "increase_reach");
  70     private static final ResourceLocation DECREASE_REACH_KEYBIND = new ResourceLocation("lightoverlay-forge", "decrease_reach");
  71     private static final ResourceLocation INCREASE_LINE_WIDTH_KEYBIND = new ResourceLocation("lightoverlay-forge", "increase_line_width");
  72     private static final ResourceLocation DECREASE_LINE_WIDTH_KEYBIND = new ResourceLocation("lightoverlay-forge", "decrease_line_width");
  73     static int reach = 12;
  74     static int crossLevel = 7;
  75     static boolean showNumber = false;
  76     static boolean smoothLines = true;
  77     static boolean underwater = false;
  78     static EntityType<Entity> testingEntityType;
  79     static float lineWidth = 1.0F;
  80     static int yellowColor = 0xFFFF00, redColor = 0xFF0000;
  81     static File configFile = new File(new File(Minecraft.getInstance().gameDir, "config"), "lightoverlay.properties");
  82     private static KeyBinding enableOverlay, increaseReach, decreaseReach, increaseLineWidth, decreaseLineWidth;
  83     private static boolean enabled = false;
  84     private static int threadNumber = 0;
  85     private static final ExecutorService EXECUTOR = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors(), r -> {
  86         Thread thread = new Thread(r, "light-overlay-" + threadNumber++);
  87         thread.setDaemon(true);
  88         return thread;
  89     });
  90     private static final List<ChunkPos> POS = Lists.newCopyOnWriteArrayList();
  91     private static final Map<ChunkPos, Map<Long, Object>> CHUNK_MAP = Maps.newConcurrentMap();
  92     private static long ticks = 0;
  93
  94     public static void register() {
  95         // Load Config
  96         loadConfig(configFile);
  97
  98         // Setup
  99         testingEntityType = EntityType.Builder.create(EntityClassification.MONSTER).size(0f, 0f).disableSerialization().build(null);
 100         enableOverlay = registerKeybind(ENABLE_OVERLAY_KEYBIND, InputMappings.Type.KEYSYM, 296, KEYBIND_CATEGORY);
 101         increaseReach = registerKeybind(INCREASE_REACH_KEYBIND, InputMappings.Type.KEYSYM, -1, KEYBIND_CATEGORY);
 102         decreaseReach = registerKeybind(DECREASE_REACH_KEYBIND, InputMappings.Type.KEYSYM, -1, KEYBIND_CATEGORY);
 103         increaseLineWidth = registerKeybind(INCREASE_LINE_WIDTH_KEYBIND, InputMappings.Type.KEYSYM, -1, KEYBIND_CATEGORY);
 104         decreaseLineWidth = registerKeybind(DECREASE_LINE_WIDTH_KEYBIND, InputMappings.Type.KEYSYM, -1, KEYBIND_CATEGORY);
 105         MinecraftForge.EVENT_BUS.register(LightOverlayClient.class);
 106
 107         try {
 108             //noinspection Convert2MethodRef
 109             DistExecutor.runWhenOn(Dist.CLIENT, () -> () -> LightOverlayCloth.register());
 110         } catch (Exception e) {
 111             e.printStackTrace();
 112         }
 113     }
 114
 115     public static CrossType getCrossType(BlockPos pos, BlockPos down, IBlockReader reader, IWorldLightListener block, IWorldLightListener sky, ISelectionContext selectionContext) {
 116         BlockState blockBelowState = reader.getBlockState(down);
 117         BlockState blockUpperState = reader.getBlockState(pos);
 118         VoxelShape upperCollisionShape = blockUpperState.getCollisionShape(reader, pos, selectionContext);
 119         if (!underwater && !blockUpperState.getFluidState().isEmpty())
 120             return CrossType.NONE;
 121         /* WorldEntitySpawner.func_222266_a */
 122         // Check if the outline is full
 123         if (Block.doesSideFillSquare(upperCollisionShape, Direction.UP))
 124             return CrossType.NONE;
 125         // Check if there is power
 126         if (blockUpperState.canProvidePower())
 127             return CrossType.NONE;
 128         // Check if the collision has a bump
 129         if (upperCollisionShape.getEnd(Direction.Axis.Y) > 0)
 130             return CrossType.NONE;
 131         if (blockUpperState.getBlock().isIn(BlockTags.RAILS))
 132             return CrossType.NONE;
 133         // Check block state allow spawning (excludes bedrock and barriers automatically)
 134         if (!blockBelowState.canEntitySpawn(reader, down, testingEntityType))
 135             return CrossType.NONE;
 136         if (block.getLightFor(pos) > crossLevel)
 137             return CrossType.NONE;
 138         if (sky.getLightFor(pos) > crossLevel)
 139             return CrossType.YELLOW;
 140         return CrossType.RED;
 141     }
 142
 143     public static int getCrossLevel(BlockPos pos, BlockPos down, IBlockReader reader, IWorldLightListener light, ISelectionContext context) {
 144         BlockState blockBelowState = reader.getBlockState(down);
 145         BlockState blockUpperState = reader.getBlockState(pos);
 146         VoxelShape collisionShape = blockBelowState.getCollisionShape(reader, down, context);
 147         VoxelShape upperCollisionShape = blockUpperState.getCollisionShape(reader, pos, context);
 148         if (!underwater && !blockUpperState.getFluidState().isEmpty())
 149             return -1;
 150         if (!blockBelowState.getFluidState().isEmpty())
 151             return -1;
 152         if (blockBelowState.isAir(reader, down))
 153             return -1;
 154         if (Block.doesSideFillSquare(upperCollisionShape, Direction.DOWN))
 155             return -1;
 156         return light.getLightFor(pos);
 157     }
 158
 159     public static void renderCross(ActiveRenderInfo info, Tessellator tessellator, BufferBuilder buffer, World world, BlockPos pos, int color, ISelectionContext context) {
 160         double d0 = info.getProjectedView().x;
 161         double d1 = info.getProjectedView().y - .005D;
 162         VoxelShape upperOutlineShape = world.getBlockState(pos).getShape(world, pos, context);
 163         if (!upperOutlineShape.isEmpty())
 164             d1 -= upperOutlineShape.getEnd(Direction.Axis.Y);
 165         double d2 = info.getProjectedView().z;
 166         buffer.begin(1, DefaultVertexFormats.POSITION_COLOR);
 167         int red = (color >> 16) & 255;
 168         int green = (color >> 8) & 255;
 169         int blue = color & 255;
 170         buffer.pos(pos.getX() + .01 - d0, pos.getY() - d1, pos.getZ() + .01 - d2).color(red, green, blue, 255).endVertex();
 171         buffer.pos(pos.getX() - .01 + 1 - d0, pos.getY() - d1, pos.getZ() - .01 + 1 - d2).color(red, green, blue, 255).endVertex();
 172         buffer.pos(pos.getX() - .01 + 1 - d0, pos.getY() - d1, pos.getZ() + .01 - d2).color(red, green, blue, 255).endVertex();
 173         buffer.pos(pos.getX() + .01 - d0, pos.getY() - d1, pos.getZ() - .01 + 1 - d2).color(red, green, blue, 255).endVertex();
 174         tessellator.draw();
 175     }
 176
 177     public static void renderLevel(Minecraft minecraft, ActiveRenderInfo info, World world, BlockPos pos, BlockPos down, int level, ISelectionContext context) {
 178         String string_1 = String.valueOf(level);
 179         FontRenderer fontRenderer = minecraft.fontRenderer;
 180         double double_4 = info.getProjectedView().x;
 181         double double_5 = info.getProjectedView().y;
 182         VoxelShape upperOutlineShape = world.getBlockState(down).getShape(world, down, context);
 183         if (!upperOutlineShape.isEmpty())
 184             double_5 += 1 - upperOutlineShape.getEnd(Direction.Axis.Y);
 185         double double_6 = info.getProjectedView().z;
 186         RenderSystem.pushMatrix();
 187         RenderSystem.translatef((float) (pos.getX() + 0.5f - double_4), (float) (pos.getY() - double_5) + 0.005f, (float) (pos.getZ() + 0.5f - double_6));
 188         RenderSystem.rotatef(90, 1, 0, 0);
 189         RenderSystem.normal3f(0.0F, 1.0F, 0.0F);
 190         float size = 0.07F;
 191         RenderSystem.scalef(-size, -size, size);
 192         float float_3 = (float) (-fontRenderer.getStringWidth(string_1)) / 2.0F + 0.4f;
 193         RenderSystem.enableAlphaTest();
 194         IRenderTypeBuffer.Impl vertexConsumerProvider$Immediate_1 = IRenderTypeBuffer.getImpl(Tessellator.getInstance().getBuffer());
 195         fontRenderer.renderString(string_1, float_3, -3.5f, level > crossLevel ? 0xff042404 : 0xff731111, false, TransformationMatrix.identity().getMatrix(), vertexConsumerProvider$Immediate_1, false, 0, 15728880);
 196         vertexConsumerProvider$Immediate_1.finish();
 197         RenderSystem.popMatrix();
 198     }
 199
 200     @SubscribeEvent(receiveCanceled = true)
 201     public static void handleInput(InputEvent.KeyInputEvent event) {
 202         if (enableOverlay.isPressed())
 203             enabled = !enabled;
 204         if (increaseReach.isPressed()) {
 205             if (reach < 64)
 206                 reach++;
 207             try {
 208                 saveConfig(configFile);
 209             } catch (IOException e) {
 210                 e.printStackTrace();
 211             }
 212             Minecraft.getInstance().player.sendStatusMessage(new TranslationTextComponent("text.lightoverlay-forge.current_reach", reach), false);
 213         }
 214         if (decreaseReach.isPressed()) {
 215             if (reach > 1)
 216                 reach--;
 217             try {
 218                 saveConfig(configFile);
 219             } catch (IOException e) {
 220                 e.printStackTrace();
 221             }
 222             Minecraft.getInstance().player.sendStatusMessage(new TranslationTextComponent("text.lightoverlay-forge.current_reach", reach), false);
 223         }
 224         if (increaseLineWidth.isPressed()) {
 225             if (lineWidth < 7)
 226                 lineWidth += 0.1f;
 227             try {
 228                 saveConfig(configFile);
 229             } catch (IOException e) {
 230                 e.printStackTrace();
 231             }
 232             Minecraft.getInstance().player.sendStatusMessage(new TranslationTextComponent("text.lightoverlay-forge.current_line_width", FORMAT.format(lineWidth)), false);
 233         }
 234         if (decreaseLineWidth.isPressed()) {
 235             if (lineWidth > 1)
 236                 lineWidth -= 0.1F;
 237             try {
 238                 saveConfig(configFile);
 239             } catch (IOException e) {
 240                 e.printStackTrace();
 241             }
 242             Minecraft.getInstance().player.sendStatusMessage(new TranslationTextComponent("text.lightoverlay-forge.current_line_width", FORMAT.format(lineWidth)), false);
 243         }
 244     }
 245
 246     public static void queueChunkAndNear(ChunkPos pos) {
 247         for (int xOffset = -1; xOffset <= 1; xOffset++) {
 248             for (int zOffset = -1; zOffset <= 1; zOffset++) {
 249                 queueChunk(new ChunkPos(pos.x + xOffset, pos.z + zOffset));
 250             }
 251         }
 252     }
 253
 254     public static void queueChunk(ChunkPos pos) {
 255         if (!POS.contains(pos))
 256             POS.add(0, pos);
 257     }
 258
 259     public static int getChunkRange() {
 260         return Math.max(MathHelper.ceil(reach / 16f), 1);
 261     }
 262
 263     @SubscribeEvent
 264     public static void tick(TickEvent.ClientTickEvent event) {
 265         if (event.phase == TickEvent.Phase.END) {
 266             try {
 267                 Minecraft minecraft = Minecraft.getInstance();
 268                 ticks++;
 269                 if (minecraft.player == null || !enabled) {
 270                     POS.clear();
 271                     CHUNK_MAP.clear();
 272                 } else {
 273                     ClientPlayerEntity player = minecraft.player;
 274                     ClientWorld world = minecraft.world;
 275                     ISelectionContext selectionContext = ISelectionContext.forEntity(player);
 276                     Vec3d[] playerPos = {null};
 277                     int playerPosX = ((int) player.getPosX()) >> 4;
 278                     int playerPosZ = ((int) player.getPosZ()) >> 4;
 279                     if (ticks % 20 == 0) {
 280                         for (int chunkX = playerPosX - getChunkRange(); chunkX <= playerPosX + getChunkRange(); chunkX++) {
 281                             for (int chunkZ = playerPosZ - getChunkRange(); chunkZ <= playerPosZ + getChunkRange(); chunkZ++) {
 282                                 ChunkPos chunkPos = new ChunkPos(chunkX, chunkZ);
 283                                 if (!CHUNK_MAP.containsKey(chunkPos))
 284                                     queueChunk(chunkPos);
 285                             }
 286                         }
 287                     }
 288                     if (!POS.isEmpty()) {
 289                         if (playerPos[0] == null) {
 290                             playerPos[0] = player.getPositionVec();
 291                         }
 292                         ChunkPos pos = POS.stream().min(Comparator.comparingDouble(value -> value.getBlock(8, 0, 8).distanceSq(playerPos[0].x, 0, playerPos[0].z, false))).get();
 293                         EXECUTOR.submit(() -> {
 294                             if (MathHelper.abs(pos.x - playerPosX) <= getChunkRange() && MathHelper.abs(pos.z - playerPosZ) <= getChunkRange()) {
 295                                 calculateChunk(world.getChunkProvider().getChunk(pos.x, pos.z, ChunkStatus.FULL, false), world, pos, selectionContext);
 296                             } else {
 297                                 CHUNK_MAP.remove(pos);
 298                             }
 299                         });
 300                         POS.remove(pos);
 301                     }
 302                     Iterator<Map.Entry<ChunkPos, Map<Long, Object>>> chunkMapIterator = CHUNK_MAP.entrySet().iterator();
 303                     while (chunkMapIterator.hasNext()) {
 304                         Map.Entry<ChunkPos, Map<Long, Object>> pos = chunkMapIterator.next();
 305                         if (MathHelper.abs(pos.getKey().x - playerPosX) > getChunkRange() * 2 || MathHelper.abs(pos.getKey().z - playerPosZ) > getChunkRange() * 2) {
 306                             chunkMapIterator.remove();
 307                         }
 308                     }
 309                 }
 310             } catch (Exception e) {
 311                 LogManager.getLogger().throwing(e);
 312             }
 313         }
 314     }
 315
 316     private static void calculateChunk(Chunk chunk, World world, ChunkPos chunkPos, ISelectionContext selectionContext) {
 317         Map<Long, Object> map = Maps.newHashMap();
 318         if (chunk != null) {
 319             IWorldLightListener block = chunk.getWorldLightManager().getLightEngine(LightType.BLOCK);
 320             IWorldLightListener sky = showNumber ? null : chunk.getWorldLightManager().getLightEngine(LightType.SKY);
 321             for (BlockPos pos : BlockPos.getAllInBoxMutable(chunkPos.getXStart(), 0, chunkPos.getZStart(), chunkPos.getXEnd(), 256, chunkPos.getZEnd())) {
 322                 BlockPos down = pos.down();
 323                 if (showNumber) {
 324                     int level = LightOverlayClient.getCrossLevel(pos, down, chunk, block, selectionContext);
 325                     if (level >= 0) {
 326                         map.put(pos.toLong(), level);
 327                     }
 328                 } else {
 329                     Biome biome = world.getBiomeManager().getBiome(pos);
 330                     if (biome.getSpawningChance() > 0 && !biome.getSpawns(EntityClassification.MONSTER).isEmpty()) {
 331                         CrossType type = LightOverlayClient.getCrossType(pos, down, chunk, block, sky, selectionContext);
 332                         if (type != CrossType.NONE) {
 333                             map.put(pos.toLong(), type);
 334                         }
 335                     }
 336                 }
 337             }
 338         }
 339         CHUNK_MAP.put(chunkPos, map);
 340     }
 341
 342     public static void renderWorldLast() {
 343         if (LightOverlayClient.enabled) {
 344             RenderSystem.pushMatrix();
 345             Minecraft client = Minecraft.getInstance();
 346             ClientPlayerEntity playerEntity = client.player;
 347             int playerPosX = ((int) playerEntity.getPosX()) >> 4;
 348             int playerPosZ = ((int) playerEntity.getPosZ()) >> 4;
 349             ISelectionContext selectionContext = ISelectionContext.forEntity(playerEntity);
 350             World world = client.world;
 351             BlockPos playerPos = playerEntity.getPosition();
 352             ActiveRenderInfo info = client.gameRenderer.getActiveRenderInfo();
 353             if (showNumber) {
 354                 RenderSystem.enableTexture();
 355                 RenderSystem.depthMask(true);
 356                 BlockPos.Mutable mutable = new BlockPos.Mutable();
 357                 for (Map.Entry<ChunkPos, Map<Long, Object>> entry : CHUNK_MAP.entrySet()) {
 358                     if (MathHelper.abs(entry.getKey().x - playerPosX) > getChunkRange() || MathHelper.abs(entry.getKey().z - playerPosZ) > getChunkRange()) {
 359                         continue;
 360                     }
 361                     for (Map.Entry<Long, Object> objectEntry : entry.getValue().entrySet()) {
 362                         if (objectEntry.getValue() instanceof Integer) {
 363                             mutable.setPos(BlockPos.unpackX(objectEntry.getKey()), BlockPos.unpackY(objectEntry.getKey()), BlockPos.unpackZ(objectEntry.getKey()));
 364                             if (mutable.withinDistance(playerPos, reach)) {
 365                                 BlockPos down = mutable.down();
 366                                 LightOverlayClient.renderLevel(client, info, world, mutable, down, (Integer) objectEntry.getValue(), selectionContext);
 367                             }
 368                         }
 369                     }
 370                 }
 371                 RenderSystem.color4f(1.0F, 1.0F, 1.0F, 1.0F);
 372                 RenderSystem.enableDepthTest();
 373             } else {
 374                 RenderSystem.enableDepthTest();
 375                 RenderSystem.shadeModel(7425);
 376                 RenderSystem.enableAlphaTest();
 377                 RenderSystem.defaultAlphaFunc();
 378                 RenderSystem.disableTexture();
 379                 RenderSystem.disableBlend();
 380                 if (smoothLines) GL11.glEnable(GL11.GL_LINE_SMOOTH);
 381                 RenderSystem.lineWidth(lineWidth);
 382                 Tessellator tessellator = Tessellator.getInstance();
 383                 BufferBuilder buffer = tessellator.getBuffer();
 384                 BlockPos.Mutable mutable = new BlockPos.Mutable();
 385                 for (Map.Entry<ChunkPos, Map<Long, Object>> entry : CHUNK_MAP.entrySet()) {
 386                     if (MathHelper.abs(entry.getKey().x - playerPosX) > getChunkRange() || MathHelper.abs(entry.getKey().z - playerPosZ) > getChunkRange()) {
 387                         continue;
 388                     }
 389                     for (Map.Entry<Long, Object> objectEntry : entry.getValue().entrySet()) {
 390                         if (objectEntry.getValue() instanceof CrossType) {
 391                             mutable.setPos(BlockPos.unpackX(objectEntry.getKey()), BlockPos.unpackY(objectEntry.getKey()), BlockPos.unpackZ(objectEntry.getKey()));
 392                             if (mutable.withinDistance(playerPos, reach)) {
 393                                 BlockPos down = mutable.down();
 394                                 int color = objectEntry.getValue() == CrossType.RED ? redColor : yellowColor;
 395                                 LightOverlayClient.renderCross(info, tessellator, buffer, world, mutable, color, selectionContext);
 396                             }
 397                         }
 398                     }
 399                 }
 400                 RenderSystem.enableBlend();
 401                 RenderSystem.enableTexture();
 402                 RenderSystem.shadeModel(7424);
 403                 if (smoothLines) GL11.glDisable(GL11.GL_LINE_SMOOTH);
 404             }
 405             RenderSystem.popMatrix();
 406         }
 407     }
 408
 409     private static KeyBinding registerKeybind(ResourceLocation resourceLocation, InputMappings.Type type, int keyCode, String category) {
 410         KeyBinding keyBinding = new KeyBinding("key." + resourceLocation.getNamespace() + "." + resourceLocation.getPath(), KeyConflictContext.IN_GAME, KeyModifier.NONE, type, keyCode, category);
 411         ClientRegistry.registerKeyBinding(keyBinding);
 412         return keyBinding;
 413     }
 414
 415     static void loadConfig(File file) {
 416         try {
 417             redColor = 0xFF0000;
 418             yellowColor = 0xFFFF00;
 419             if (!file.exists() || !file.canRead())
 420                 saveConfig(file);
 421             FileInputStream fis = new FileInputStream(file);
 422             Properties properties = new Properties();
 423             properties.load(fis);
 424             fis.close();
 425             reach = Integer.parseInt((String) properties.computeIfAbsent("reach", a -> "12"));
 426             crossLevel = Integer.parseInt((String) properties.computeIfAbsent("crossLevel", a -> "7"));
 427             showNumber = ((String) properties.computeIfAbsent("showNumber", a -> "false")).equalsIgnoreCase("true");
 428             smoothLines = ((String) properties.computeIfAbsent("smoothLines", a -> "true")).equalsIgnoreCase("true");
 429             underwater = ((String) properties.computeIfAbsent("underwater", a -> "false")).equalsIgnoreCase("true");
 430             lineWidth = Float.parseFloat((String) properties.computeIfAbsent("lineWidth", a -> "1"));
 431             {
 432                 int r, g, b;
 433                 r = Integer.parseInt((String) properties.computeIfAbsent("yellowColorRed", a -> "255"));
 434                 g = Integer.parseInt((String) properties.computeIfAbsent("yellowColorGreen", a -> "255"));
 435                 b = Integer.parseInt((String) properties.computeIfAbsent("yellowColorBlue", a -> "0"));
 436                 yellowColor = (r << 16) + (g << 8) + b;
 437             }
 438             {
 439                 int r, g, b;
 440                 r = Integer.parseInt((String) properties.computeIfAbsent("redColorRed", a -> "255"));
 441                 g = Integer.parseInt((String) properties.computeIfAbsent("redColorGreen", a -> "0"));
 442                 b = Integer.parseInt((String) properties.computeIfAbsent("redColorBlue", a -> "0"));
 443                 redColor = (r << 16) + (g << 8) + b;
 444             }
 445             saveConfig(file);
 446         } catch (Exception e) {
 447             e.printStackTrace();
 448             reach = 12;
 449             lineWidth = 1.0F;
 450             redColor = 0xFF0000;
 451             yellowColor = 0xFFFF00;
 452             showNumber = false;
 453             smoothLines = true;
 454             underwater = false;
 455             try {
 456                 saveConfig(file);
 457             } catch (IOException ex) {
 458                 ex.printStackTrace();
 459             }
 460         }
 461     }
 462
 463     static void saveConfig(File file) throws IOException {
 464         FileOutputStream fos = new FileOutputStream(file, false);
 465         fos.write("# Light Overlay Config".getBytes());
 466         fos.write("\n".getBytes());
 467         fos.write(("reach=" + reach).getBytes());
 468         fos.write("\n".getBytes());
 469         fos.write(("crossLevel=" + crossLevel).getBytes());
 470         fos.write("\n".getBytes());
 471         fos.write(("showNumber=" + showNumber).getBytes());
 472         fos.write("\n".getBytes());
 473         fos.write(("smoothLines=" + smoothLines).getBytes());
 474         fos.write("\n".getBytes());
 475         fos.write(("underwater=" + underwater).getBytes());
 476         fos.write("\n".getBytes());
 477         fos.write(("lineWidth=" + FORMAT.format(lineWidth)).getBytes());
 478         fos.write("\n".getBytes());
 479         fos.write(("yellowColorRed=" + ((yellowColor >> 16) & 255)).getBytes());
 480         fos.write("\n".getBytes());
 481         fos.write(("yellowColorGreen=" + ((yellowColor >> 8) & 255)).getBytes());
 482         fos.write("\n".getBytes());
 483         fos.write(("yellowColorBlue=" + (yellowColor & 255)).getBytes());
 484         fos.write("\n".getBytes());
 485         fos.write(("redColorRed=" + ((redColor >> 16) & 255)).getBytes());
 486         fos.write("\n".getBytes());
 487         fos.write(("redColorGreen=" + ((redColor >> 8) & 255)).getBytes());
 488         fos.write("\n".getBytes());
 489         fos.write(("redColorBlue=" + (redColor & 255)).getBytes());
 490         fos.close();
 491     }
 492
 493     public static void processPacket(IPacket<?> packet) {
 494         if (packet instanceof SChangeBlockPacket) {
 495             LightOverlayClient.queueChunkAndNear(new ChunkPos(((SChangeBlockPacket) packet).getPos()));
 496         } else if (packet instanceof SChunkDataPacket) {
 497             LightOverlayClient.queueChunkAndNear(new ChunkPos(((SChunkDataPacket) packet).getChunkX(), ((SChunkDataPacket) packet).getChunkZ()));
 498         } else if (packet instanceof SMultiBlockChangePacket) {
 499             ChunkPos chunkPos = ObfuscationReflectionHelper.getPrivateValue(SMultiBlockChangePacket.class, (SMultiBlockChangePacket) packet, "field_148925_b");
 500             LightOverlayClient.queueChunkAndNear(new ChunkPos(chunkPos.x, chunkPos.z));
 501         }
 502     }
 503
 504     private enum CrossType {
 505         YELLOW,
 506         RED,
 507         NONE
 508     }
 509
 510 }