package de.ellpeck.naturesaura.chunk.effect; import de.ellpeck.naturesaura.ModConfig; import de.ellpeck.naturesaura.NaturesAura; import de.ellpeck.naturesaura.api.NaturesAuraAPI; import de.ellpeck.naturesaura.api.aura.chunk.IAuraChunk; import de.ellpeck.naturesaura.api.aura.chunk.IDrainSpotEffect; import de.ellpeck.naturesaura.api.aura.type.IAuraType; import de.ellpeck.naturesaura.blocks.ModBlocks; import net.minecraft.block.*; import net.minecraft.block.state.IBlockState; import net.minecraft.entity.player.EntityPlayer; import net.minecraft.init.Blocks; import net.minecraft.item.ItemStack; import net.minecraft.util.ResourceLocation; import net.minecraft.util.math.BlockPos; import net.minecraft.util.math.MathHelper; import net.minecraft.world.World; import net.minecraft.world.chunk.Chunk; public class GrassDieEffect implements IDrainSpotEffect { public static final ResourceLocation NAME = new ResourceLocation(NaturesAura.MOD_ID, "grass_die"); private int amount; private int dist; private boolean calcValues(World world, BlockPos pos, Integer spot) { if (spot < 0) { int aura = IAuraChunk.getAuraInArea(world, pos, 50); if (aura < 0) { this.amount = Math.min(300, Math.abs(aura) / 100000 / IAuraChunk.getSpotAmountInArea(world, pos, 50)); if (this.amount > 1) { this.dist = MathHelper.clamp(Math.abs(aura) / 75000, 5, 75); return true; } } } return false; } @Override public int isActiveHere(EntityPlayer player, Chunk chunk, IAuraChunk auraChunk, BlockPos pos, Integer spot) { if (!this.calcValues(player.world, pos, spot)) return -1; if (player.getDistanceSq(pos) > this.dist * this.dist) return -1; return 1; } @Override public ItemStack getDisplayIcon() { return new ItemStack(ModBlocks.DECAYED_LEAVES); } @Override public void update(World world, Chunk chunk, IAuraChunk auraChunk, BlockPos pos, Integer spot) { if (!this.calcValues(world, pos, spot)) return; for (int i = this.amount / 2 + world.rand.nextInt(this.amount / 2); i >= 0; i--) { BlockPos grassPos = new BlockPos( pos.getX() + world.rand.nextGaussian() * this.dist, pos.getY() + world.rand.nextGaussian() * this.dist, pos.getZ() + world.rand.nextGaussian() * this.dist ); if (grassPos.distanceSq(pos) <= this.dist * this.dist && world.isBlockLoaded(grassPos)) { IBlockState state = world.getBlockState(grassPos); Block block = state.getBlock(); IBlockState newState = null; if (block instanceof BlockLeaves) { newState = ModBlocks.DECAYED_LEAVES.getDefaultState(); } else if (block instanceof BlockGrass) { newState = Blocks.DIRT.getDefaultState().withProperty(BlockDirt.VARIANT, BlockDirt.DirtType.COARSE_DIRT); } else if (block instanceof BlockBush) { newState = Blocks.AIR.getDefaultState(); } if (newState != null) world.setBlockState(grassPos, newState); } } } @Override public boolean appliesHere(Chunk chunk, IAuraChunk auraChunk, IAuraType type) { return ModConfig.enabledFeatures.grassDieEffect && type.isSimilar(NaturesAuraAPI.TYPE_OVERWORLD); } @Override public ResourceLocation getName() { return NAME; } }