package appeng.hooks;
import java.util.Random;
import net.minecraft.block.Block;
import net.minecraft.init.Blocks;
import net.minecraft.world.World;
import net.minecraft.world.chunk.IChunkProvider;
import net.minecraft.world.gen.feature.WorldGenMinable;
import appeng.api.AEApi;
import appeng.api.features.IWorldGen.WorldGenType;
import appeng.core.AEConfig;
import appeng.core.features.registries.WorldGenRegistry;
import cpw.mods.fml.common.IWorldGenerator;
final public class QuartzWorldGen implements IWorldGenerator
{
final WorldGenMinable oreNormal;
final WorldGenMinable oreCharged;
public QuartzWorldGen() {
Block normal = AEApi.instance().blocks().blockQuartzOre.block();
Block charged = AEApi.instance().blocks().blockQuartzOreCharged.block();
if ( normal != null && charged != null )
{
oreNormal = new WorldGenMinable( normal, 0, AEConfig.instance.quartzOresPerCluster, Blocks.stone );
oreCharged = new WorldGenMinable( charged, 0, AEConfig.instance.quartzOresPerCluster, Blocks.stone );
}
else
oreNormal = oreCharged = null;
}
@Override
public void generate(Random r, int chunkX, int chunkZ, World w, IChunkProvider chunkGenerator, IChunkProvider chunkProvider)
{
int seaLevel = w.provider.getAverageGroundLevel() + 1;
if ( seaLevel < 20 )
{
int x = (chunkX << 4) + 8;
int z = (chunkZ << 4) + 8;
seaLevel = w.getHeightValue( x, z );
}
if ( oreNormal == null || oreCharged == null )
return;
double oreDepthMultiplier = AEConfig.instance.quartzOresClusterAmount * seaLevel / 64;
int scale = (int) Math.round( r.nextGaussian() * Math.sqrt( oreDepthMultiplier ) + oreDepthMultiplier );
for (int x = 0; x < (r.nextBoolean() ? scale * 2 : scale) / 2; ++x)
{
boolean isCharged = r.nextFloat() > AEConfig.instance.spawnChargedChance;
WorldGenMinable whichOre = isCharged ? oreCharged : oreNormal;
if ( WorldGenRegistry.instance.isWorldGenEnabled( isCharged ? WorldGenType.ChargedCertusQuartz : WorldGenType.CertusQuartz, w ) )
{
int cx = chunkX * 16 + r.nextInt( 22 );
int cy = r.nextInt( 40 * seaLevel / 64 ) + r.nextInt( 22 * seaLevel / 64 ) + 12 * seaLevel / 64;
int cz = chunkZ * 16 + r.nextInt( 22 );
whichOre.generate( w, r, cx, cy, cz );
}
}
}
}