001 package net.minecraft.src; 002 003 import java.util.Random; 004 005 public class WorldGenMinable extends WorldGenerator 006 { 007 /** The block ID of the ore to be placed using this generator. */ 008 private int minableBlockId; 009 private int minableBlockMeta = 0; 010 011 /** The number of blocks to generate. */ 012 private int numberOfBlocks; 013 014 public WorldGenMinable(int par1, int par2) 015 { 016 this.minableBlockId = par1; 017 this.numberOfBlocks = par2; 018 } 019 020 public WorldGenMinable(int id, int meta, int number) 021 { 022 this(id, number); 023 minableBlockMeta = meta; 024 } 025 026 public boolean generate(World par1World, Random par2Random, int par3, int par4, int par5) 027 { 028 float var6 = par2Random.nextFloat() * (float)Math.PI; 029 double var7 = (double)((float)(par3 + 8) + MathHelper.sin(var6) * (float)this.numberOfBlocks / 8.0F); 030 double var9 = (double)((float)(par3 + 8) - MathHelper.sin(var6) * (float)this.numberOfBlocks / 8.0F); 031 double var11 = (double)((float)(par5 + 8) + MathHelper.cos(var6) * (float)this.numberOfBlocks / 8.0F); 032 double var13 = (double)((float)(par5 + 8) - MathHelper.cos(var6) * (float)this.numberOfBlocks / 8.0F); 033 double var15 = (double)(par4 + par2Random.nextInt(3) - 2); 034 double var17 = (double)(par4 + par2Random.nextInt(3) - 2); 035 036 for (int var19 = 0; var19 <= this.numberOfBlocks; ++var19) 037 { 038 double var20 = var7 + (var9 - var7) * (double)var19 / (double)this.numberOfBlocks; 039 double var22 = var15 + (var17 - var15) * (double)var19 / (double)this.numberOfBlocks; 040 double var24 = var11 + (var13 - var11) * (double)var19 / (double)this.numberOfBlocks; 041 double var26 = par2Random.nextDouble() * (double)this.numberOfBlocks / 16.0D; 042 double var28 = (double)(MathHelper.sin((float)var19 * (float)Math.PI / (float)this.numberOfBlocks) + 1.0F) * var26 + 1.0D; 043 double var30 = (double)(MathHelper.sin((float)var19 * (float)Math.PI / (float)this.numberOfBlocks) + 1.0F) * var26 + 1.0D; 044 int var32 = MathHelper.floor_double(var20 - var28 / 2.0D); 045 int var33 = MathHelper.floor_double(var22 - var30 / 2.0D); 046 int var34 = MathHelper.floor_double(var24 - var28 / 2.0D); 047 int var35 = MathHelper.floor_double(var20 + var28 / 2.0D); 048 int var36 = MathHelper.floor_double(var22 + var30 / 2.0D); 049 int var37 = MathHelper.floor_double(var24 + var28 / 2.0D); 050 051 for (int var38 = var32; var38 <= var35; ++var38) 052 { 053 double var39 = ((double)var38 + 0.5D - var20) / (var28 / 2.0D); 054 055 if (var39 * var39 < 1.0D) 056 { 057 for (int var41 = var33; var41 <= var36; ++var41) 058 { 059 double var42 = ((double)var41 + 0.5D - var22) / (var30 / 2.0D); 060 061 if (var39 * var39 + var42 * var42 < 1.0D) 062 { 063 for (int var44 = var34; var44 <= var37; ++var44) 064 { 065 double var45 = ((double)var44 + 0.5D - var24) / (var28 / 2.0D); 066 067 Block block = Block.blocksList[par1World.getBlockId(var38, var41, var44)]; 068 if (var39 * var39 + var42 * var42 + var45 * var45 < 1.0D && (block != null && block.isGenMineableReplaceable(par1World, var38, var41, var44))) 069 { 070 par1World.setBlockAndMetadata(var38, var41, var44, this.minableBlockId, minableBlockMeta); 071 } 072 } 073 } 074 } 075 } 076 } 077 } 078 079 return true; 080 } 081 }