public class OreGenerator implements IWorldGenerator {
private int x = 0, y = 0, z = 0;
@Override
public void generate(Random rnd, int chunkX, int chunkZ, World world, IChunkProvider chunkGenerator, IChunkProvider chunkProvider) {
String biome = world.getBiomeGenForCoords(chunkX, chunkZ).biomeName.toLowerCase(); // biome name
List<Block> denied = new ArrayList<Block>();
denied.add(Blocks.diamond_ore);
denied.add(Blocks.emerald_ore);
denied.add(Blocks.gold_ore);
denied.add(Blocks.iron_ore);
denied.add(Blocks.lapis_ore);
denied.add(Blocks.lava);
denied.add(Blocks.water);
denied.add(Blocks.air);
denied.add(Blocks.end_portal_frame);
denied.add(Blocks.chest);
// biomes: -Ocean -Plains -Desert -Extreme Hills -Forest -Taiga -Swampland -River -Hell -Sky -FrozenOcean -FrozenRiver -Jungle -JungleHills
// -Ice Plains -Ice Mountains -MushroomIsland -MushroomIslandShore -Beach -DesertHills -ForestHills -TaigaHills -Extreme Hills -Edge
Block[] ores = {ModBlocks.silverOre, ModBlocks.rubyOre, ModBlocks.malachiteOre, ModBlocks.copperOre, ModBlocks.prismarineOre, ModBlocks.saltOre};
int[] spawnchance = { 50, 45, 60, 70, 60, 85}; // spawn chance, %
int[] maxamount = { 12, 5, 8, 12, 12, 18}; // max amount in place
int[] min = { 10, 6, 12, 10, 6, 36}; // minimum altitude
int[] max = { 30, 16, 24, 30, 24, 58}; // maximum altitude
for(int i = 0; i < 6; i++){// generation cycle-------------------- i = ore
if(biome.equalsIgnoreCase("hell")){continue;} // no ores in hell
if(rnd.nextInt(100) > spawnchance[i]){continue;} // to spawn or not to spawn?
x = coord(rnd, chunkX); y = alt(rnd, min[i], max[i]); z = coord(rnd, chunkZ); // gets coordinates of the center of ore spawn
int amount = (rnd.nextInt(maxamount[i]) + 1) * 2; // generating amount
// placing ores -------------
int j = 0;
for (int addY = 0; addY < 3; addY++){
for (int addZ = 0; addZ < 3; addZ++){
for (int addX = 0; addX < 3; addX++){
int divider = rnd.nextInt(100);
if(!denied.contains(world.getBlock(x+addX, y+addY, z+addZ))){
if(divider <= 50){world.setBlock(x+addX, y+addY, z+addZ, ores[i], 0, 0); j++;}
}
if(j >= amount){break;}
}
if(j >= amount){break;}
}
if(j >= amount){break;}
}
// placing ores --------------
}// generation cycle --------------------
}
// getting random coordinates
private int coord(Random random, int chunk){
return chunk*16 + random.nextInt(16);
}
// getting random altitude
private int alt(Random random, int minimumAltitude, int maximumAltitude){
return minimumAltitude + random.nextInt(maximumAltitude - minimumAltitude);
}
}
