package net.minecraft.world.gen.feature;
import java.util.Random;
import net.minecraft.block.Block;
import net.minecraft.util.MathHelper;
import net.minecraft.world.World;
public class WorldGenMinable extends WorldGenerator
{
/** The block ID of the ore to be placed using this generator. */
private int minableBlockId;
private int minableBlockMeta = 0;
/** The number of blocks to generate. */
private int numberOfBlocks;
private int field_94523_c;
public WorldGenMinable(int par1, int par2)
{
this(par1, par2, Block.stone.blockID);
}
public WorldGenMinable(int par1, int par2, int par3)
{
this.minableBlockId = par1;
this.numberOfBlocks = par2;
this.field_94523_c = par3;
}
public WorldGenMinable(int id, int meta, int number, int target)
{
this(id, number, target);
minableBlockMeta = meta;
}
public boolean generate(World par1World, Random par2Random, int par3, int par4, int par5)
{
float f = par2Random.nextFloat() * (float)Math.PI;
double d0 = (double)((float)(par3 + 8) + MathHelper.sin(f) * (float)this.numberOfBlocks / 8.0F);
double d1 = (double)((float)(par3 + 8) - MathHelper.sin(f) * (float)this.numberOfBlocks / 8.0F);
double d2 = (double)((float)(par5 + 8) + MathHelper.cos(f) * (float)this.numberOfBlocks / 8.0F);
double d3 = (double)((float)(par5 + 8) - MathHelper.cos(f) * (float)this.numberOfBlocks / 8.0F);
double d4 = (double)(par4 + par2Random.nextInt(3) - 2);
double d5 = (double)(par4 + par2Random.nextInt(3) - 2);
for (int l = 0; l <= this.numberOfBlocks; ++l)
{
double d6 = d0 + (d1 - d0) * (double)l / (double)this.numberOfBlocks;
double d7 = d4 + (d5 - d4) * (double)l / (double)this.numberOfBlocks;
double d8 = d2 + (d3 - d2) * (double)l / (double)this.numberOfBlocks;
double d9 = par2Random.nextDouble() * (double)this.numberOfBlocks / 16.0D;
double d10 = (double)(MathHelper.sin((float)l * (float)Math.PI / (float)this.numberOfBlocks) + 1.0F) * d9 + 1.0D;
double d11 = (double)(MathHelper.sin((float)l * (float)Math.PI / (float)this.numberOfBlocks) + 1.0F) * d9 + 1.0D;
int i1 = MathHelper.floor_double(d6 - d10 / 2.0D);
int j1 = MathHelper.floor_double(d7 - d11 / 2.0D);
int k1 = MathHelper.floor_double(d8 - d10 / 2.0D);
int l1 = MathHelper.floor_double(d6 + d10 / 2.0D);
int i2 = MathHelper.floor_double(d7 + d11 / 2.0D);
int j2 = MathHelper.floor_double(d8 + d10 / 2.0D);
for (int k2 = i1; k2 <= l1; ++k2)
{
double d12 = ((double)k2 + 0.5D - d6) / (d10 / 2.0D);
if (d12 * d12 < 1.0D)
{
for (int l2 = j1; l2 <= i2; ++l2)
{
double d13 = ((double)l2 + 0.5D - d7) / (d11 / 2.0D);
if (d12 * d12 + d13 * d13 < 1.0D)
{
for (int i3 = k1; i3 <= j2; ++i3)
{
double d14 = ((double)i3 + 0.5D - d8) / (d10 / 2.0D);
Block block = Block.blocksList[par1World.getBlockId(k2, l2, i3)];
if (d12 * d12 + d13 * d13 + d14 * d14 < 1.0D && (block != null && block.isGenMineableReplaceable(par1World, k2, l2, i3, field_94523_c)))
{
par1World.setBlock(k2, l2, i3, this.minableBlockId, minableBlockMeta, 2);
}
}
}
}
}
}
}
return true;
}
}