src/main/java/com/irtimaled/bbor/client/providers/FlowerForestProvider.java

   1 package com.irtimaled.bbor.client.providers;
   2
   3 import com.irtimaled.bbor.client.Player;
   4 import com.irtimaled.bbor.client.config.BoundingBoxTypeHelper;
   5 import com.irtimaled.bbor.client.config.ConfigManager;
   6 import com.irtimaled.bbor.client.interop.BiomeBorderHelper;
   7 import com.irtimaled.bbor.client.interop.FlowerForestHelper;
   8 import com.irtimaled.bbor.client.models.BoundingBoxFlowerForest;
   9 import com.irtimaled.bbor.common.BoundingBoxType;
  10 import com.irtimaled.bbor.common.MathHelper;
  11 import com.irtimaled.bbor.common.models.Coords;
  12 import com.irtimaled.bbor.common.models.DimensionId;
  13 import net.minecraft.client.MinecraftClient;
  14 import net.minecraft.util.registry.BuiltinRegistries;
  15 import net.minecraft.world.Heightmap;
  16
  17 import java.util.HashMap;
  18 import java.util.Map;
  19
  20 public class FlowerForestProvider implements IBoundingBoxProvider<BoundingBoxFlowerForest>, ICachingProvider {
  21     public static final int FLOWER_FOREST_BIOME_ID = BuiltinRegistries.BIOME.getRawId(FlowerForestHelper.BIOME);
  22     private static Coords lastPlayerCoords = null;
  23     private static Integer lastRenderDistance = null;
  24     private static Map<Coords, BoundingBoxFlowerForest> lastBoundingBoxes = new HashMap<>();
  25
  26     @Override
  27     public boolean canProvide(DimensionId dimensionId) {
  28         return BoundingBoxTypeHelper.shouldRender(BoundingBoxType.FlowerForest);
  29     }
  30
  31     @Override
  32     public Iterable<BoundingBoxFlowerForest> get(DimensionId dimensionId) {
  33         Coords playerCoords = Player.getCoords();
  34         Integer renderDistance = ConfigManager.flowerForestsRenderDistance.get();
  35         if (!playerCoords.equals(lastPlayerCoords) || !renderDistance.equals(lastRenderDistance)) {
  36             lastPlayerCoords = playerCoords;
  37             lastRenderDistance = renderDistance;
  38             lastBoundingBoxes = getBoundingBoxes();
  39         }
  40         return lastBoundingBoxes.values();
  41     }
  42
  43     public void clearCache() {
  44         lastBoundingBoxes = new HashMap<>();
  45         lastPlayerCoords = null;
  46     }
  47
  48     private Map<Coords, BoundingBoxFlowerForest> getBoundingBoxes() {
  49         int renderDistance = lastRenderDistance;
  50         Coords playerCoords = lastPlayerCoords;
  51
  52         int width = MathHelper.floor(Math.pow(2, 2 + renderDistance));
  53
  54         int blockX = playerCoords.getX();
  55         int minX = blockX - width;
  56         int maxX = blockX + width;
  57
  58         int blockZ = playerCoords.getZ();
  59         int minZ = blockZ - width;
  60         int maxZ = blockZ + width;
  61
  62         Map<Coords, BoundingBoxFlowerForest> boundingBoxes = new HashMap<>((maxX - minX) * (maxZ - minZ));
  63         for (int x = minX; x <= maxX; x++) {
  64             for (int z = minZ; z <= maxZ; z++) {
  65                 int biomeId = BiomeBorderHelper.getBiomeId(x, 255, z);
  66                 if (biomeId == FLOWER_FOREST_BIOME_ID) {
  67                     int y = getMaxYForPos(x, playerCoords.getY() + 1, z);
  68                     if (y == 0) {
  69                         continue;
  70                     }
  71                     Coords coords = new Coords(x, y + 1, z);
  72                     BoundingBoxFlowerForest boundingBox = lastBoundingBoxes.containsKey(coords)
  73                             ? lastBoundingBoxes.get(coords)
  74                             : new BoundingBoxFlowerForest(coords, FlowerForestHelper.getFlowerColorAtPos(coords));
  75                     boundingBoxes.put(coords, boundingBox);
  76                 }
  77             }
  78         }
  79         return boundingBoxes;
  80     }
  81
  82     private static int getMaxYForPos(int x, int y, int z) {
  83         int topY = MinecraftClient.getInstance().world.getTopY(Heightmap.Type.MOTION_BLOCKING, x, z);
  84         if (topY == 0) topY = y; // heightmap appears to be broken
  85         while (topY > 0) {
  86             if (FlowerForestHelper.canGrowFlower(x, topY, z)) return topY;
  87             topY--;
  88         }
  89         return 0;
  90     }
  91 }