Eutro
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package appeng.worldgen;
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import appeng.api.AEApi;
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import appeng.api.definitions.IBlocks;
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import appeng.core.AEConfig;
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import appeng.worldgen.meteorite.IMeteoriteWorld;
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import appeng.worldgen.meteorite.StandardWorld;
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import net.minecraft.block.Block;
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import net.minecraft.block.Blocks;
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import net.minecraft.util.math.BlockPos;
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import net.minecraft.world.IWorldReader;
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import javax.annotation.Nullable;
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import java.util.HashSet;
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import java.util.Set;
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/**
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* Makes decisions about spawning meteorites in the world.
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*/
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public class MeteoriteSpawner {
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private final Set<Block> validSpawn = new HashSet<>();
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private final Set<Block> invalidSpawn = new HashSet<>();
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public MeteoriteSpawner()
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{
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final IBlocks blocks = AEApi.instance().definitions().blocks();
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this.validSpawn.add( Blocks.STONE );
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this.validSpawn.add( Blocks.COBBLESTONE );
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this.validSpawn.add( Blocks.GRASS );
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this.validSpawn.add( Blocks.SAND );
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this.validSpawn.add( Blocks.DIRT );
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this.validSpawn.add( Blocks.GRAVEL );
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this.validSpawn.add( Blocks.NETHERRACK );
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this.validSpawn.add( Blocks.IRON_ORE );
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this.validSpawn.add( Blocks.GOLD_ORE );
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this.validSpawn.add( Blocks.DIAMOND_ORE );
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this.validSpawn.add( Blocks.REDSTONE_ORE );
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this.validSpawn.add( Blocks.ICE );
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this.validSpawn.add( Blocks.SNOW );
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this.invalidSpawn.add( blocks.skyStoneBlock().block() );
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this.invalidSpawn.add( Blocks.IRON_DOOR );
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this.invalidSpawn.add( Blocks.IRON_BARS );
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this.invalidSpawn.add( Blocks.OAK_DOOR );
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this.invalidSpawn.add( Blocks.ACACIA_DOOR );
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this.invalidSpawn.add( Blocks.BIRCH_DOOR );
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this.invalidSpawn.add( Blocks.DARK_OAK_DOOR );
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this.invalidSpawn.add( Blocks.JUNGLE_DOOR );
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this.invalidSpawn.add( Blocks.SPRUCE_DOOR );
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this.invalidSpawn.add( Blocks.BRICKS );
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this.invalidSpawn.add( Blocks.CLAY );
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this.invalidSpawn.add( Blocks.WATER );
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}
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public PlacedMeteoriteSettings trySpawnMeteoriteAtSuitableHeight(IWorldReader world, int x, int y, int z) {
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for( int tries = 0; tries < 20; tries++ )
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{
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PlacedMeteoriteSettings spawned = trySpawnMeteorite(world, new BlockPos(x, y, z));
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if (spawned != null) {
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return spawned;
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}
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y -= 15;
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if( y < 40 )
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{
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return null;
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}
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}
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return null;
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}
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@Nullable
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public PlacedMeteoriteSettings trySpawnMeteorite(IWorldReader world, BlockPos pos )
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{
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Block blk = world.getBlockState(pos).getBlock();
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if( !this.validSpawn.contains( blk ) )
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{
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return null; // must spawn on a valid block..
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}
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double meteoriteSize = ( Math.random() * 6.0 ) + 2;
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double realCrater = meteoriteSize * 2 + 5;
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boolean lava = Math.random() > 0.9;
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if (!areSurroundingsSuitable(world, pos)) {
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return null;
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}
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// we can spawn here!
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int skyMode = countBlockWithSkyLight(world, pos);
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boolean solid = !isAirBelowSpawnPoint(world, pos);
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if( !solid )
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{
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skyMode = 0;
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}
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return new PlacedMeteoriteSettings(pos, blk.getRegistryName(), lava, skyMode, meteoriteSize, realCrater);
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}
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private static boolean isAirBelowSpawnPoint(IWorldReader w, BlockPos pos) {
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BlockPos.Mutable testPos = new BlockPos.Mutable(pos);
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for( int j = pos.getY() - 15; j < pos.getY() - 1; j++ )
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{
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testPos.setY(j);
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if( w.isAirBlock(testPos) )
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{
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return true;
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}
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}
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return false;
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}
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private int countBlockWithSkyLight(IWorldReader w, BlockPos pos) {
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int skyMode = 0;
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BlockPos.Mutable testPos = new BlockPos.Mutable();
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for( int i = pos.getX() - 15; i < pos.getX() + 15; i++ )
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{
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testPos.setX(i);
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for( int j = pos.getY() - 15; j < pos.getY() + 11; j++ )
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{
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testPos.setY(j);
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for( int k = pos.getZ() - 15; k < pos.getZ() + 15; k++ )
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{
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testPos.setZ(k);
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if( w.canBlockSeeSky( testPos ) )
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{
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skyMode++;
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}
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}
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}
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}
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return skyMode;
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}
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private boolean areSurroundingsSuitable(IWorldReader w, BlockPos pos) {
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int realValidBlocks = 0;
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BlockPos.Mutable testPos = new BlockPos.Mutable();
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for( int i = pos.getX() - 6; i < pos.getX() + 6; i++ )
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{
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testPos.setX(i);
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for( int j = pos.getY() - 6; j < pos.getY() + 6; j++ )
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{
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testPos.setY(j);
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for( int k = pos.getZ() - 6; k < pos.getZ() + 6; k++ )
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{
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testPos.setZ(k);
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Block testBlk = w.getBlockState(testPos).getBlock();
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if( this.validSpawn.contains( testBlk ) )
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{
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realValidBlocks++;
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}
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}
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}
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}
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int validBlocks = 0;
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for( int i = pos.getX() - 15; i < pos.getX() + 15; i++ )
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{
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testPos.setX(i);
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for( int j = pos.getY() - 15; j < pos.getY() + 15; j++ )
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{
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testPos.setY(j);
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for( int k = pos.getZ() - 15; k < pos.getZ() + 15; k++ )
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{
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testPos.setZ(k);
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Block testBlk = w.getBlockState( testPos ).getBlock();
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if( this.invalidSpawn.contains( testBlk ) )
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{
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return false;
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}
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if( this.validSpawn.contains( testBlk ) )
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{
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validBlocks++;
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}
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}
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}
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}
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final int minBlocks = 200;
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return validBlocks > minBlocks && realValidBlocks > 80;
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}
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}
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Block a user