src/main/java/com/irtimaled/bbor/client/interop/SpawningSphereHelper.java

   1 package com.irtimaled.bbor.client.interop;
   2
   3 import com.irtimaled.bbor.client.models.BoundingBoxSpawningSphere;
   4 import com.irtimaled.bbor.common.models.Coords;
   5 import com.irtimaled.bbor.common.models.Point;
   6 import net.minecraft.block.state.IBlockState;
   7 import net.minecraft.client.Minecraft;
   8 import net.minecraft.util.math.BlockPos;
   9 import net.minecraft.world.World;
  10
  11 public class SpawningSphereHelper {
  12     public static void findSpawnableSpaces(Point center, Coords coords, int width, int height, BlockProcessor blockProcessor) {
  13         int blockX = coords.getX();
  14         int minX = blockX - width;
  15         int maxX = blockX + width + 1;
  16
  17         int blockZ = coords.getZ();
  18         int minZ = blockZ - width;
  19         int maxZ = blockZ + width + 1;
  20
  21         int blockY = coords.getY();
  22         int minY = Math.max(1, blockY - height);
  23         int maxY = Math.min(255, blockY + height);
  24
  25         World world = Minecraft.getInstance().world;
  26         for (int x = minX; x < maxX; x++) {
  27             for (int z = minZ; z < maxZ; z++) {
  28                 double closestX = x + 0.5D;
  29                 double closestZ = z + 0.5D;
  30                 double distance = center.getDistance(new Point(closestX, center.getY(), closestZ));
  31                 if (distance > BoundingBoxSpawningSphere.SPAWN_RADIUS) continue;
  32
  33                 if (SpawnableBlocksHelper.isBiomeHostileSpawnProof(world, new BlockPos(x, 1, z))) continue;
  34
  35                 IBlockState upperBlockState = world.getBlockState(new BlockPos(x, minY - 1, z));
  36                 for (int y = minY; y < maxY; y++) {
  37                     IBlockState spawnBlockState = upperBlockState;
  38                     BlockPos pos = new BlockPos(x, y, z);
  39                     upperBlockState = world.getBlockState(pos);
  40                     distance = center.getDistance(new Point(closestX, y, closestZ));
  41                     if (isWithinSpawnableZone(distance) &&
  42                             SpawnableBlocksHelper.isSpawnable(world, pos, spawnBlockState, upperBlockState)) {
  43                         blockProcessor.process(pos);
  44                     }
  45                 }
  46             }
  47         }
  48     }
  49
  50     private static boolean isWithinSpawnableZone(double distance) {
  51         return distance <= BoundingBoxSpawningSphere.SPAWN_RADIUS &&
  52                 distance > BoundingBoxSpawningSphere.SAFE_RADIUS;
  53     }
  54 }