001 package net.minecraft.src; 002 003 import cpw.mods.fml.common.Side; 004 import cpw.mods.fml.common.asm.SideOnly; 005 006 import java.util.ArrayList; 007 import java.util.Random; 008 009 import net.minecraftforge.common.ForgeDirection; 010 011 public class BlockCrops extends BlockFlower 012 { 013 protected BlockCrops(int par1, int par2) 014 { 015 super(par1, par2); 016 this.blockIndexInTexture = par2; 017 this.setTickRandomly(true); 018 float var3 = 0.5F; 019 this.setBlockBounds(0.5F - var3, 0.0F, 0.5F - var3, 0.5F + var3, 0.25F, 0.5F + var3); 020 this.setCreativeTab((CreativeTabs)null); 021 this.setHardness(0.0F); 022 this.setStepSound(soundGrassFootstep); 023 this.disableStats(); 024 this.setRequiresSelfNotify(); 025 } 026 027 /** 028 * Gets passed in the blockID of the block below and supposed to return true if its allowed to grow on the type of 029 * blockID passed in. Args: blockID 030 */ 031 protected boolean canThisPlantGrowOnThisBlockID(int par1) 032 { 033 return par1 == Block.tilledField.blockID; 034 } 035 036 /** 037 * Ticks the block if it's been scheduled 038 */ 039 public void updateTick(World par1World, int par2, int par3, int par4, Random par5Random) 040 { 041 super.updateTick(par1World, par2, par3, par4, par5Random); 042 043 if (par1World.getBlockLightValue(par2, par3 + 1, par4) >= 9) 044 { 045 int var6 = par1World.getBlockMetadata(par2, par3, par4); 046 047 if (var6 < 7) 048 { 049 float var7 = this.getGrowthRate(par1World, par2, par3, par4); 050 051 if (par5Random.nextInt((int)(25.0F / var7) + 1) == 0) 052 { 053 ++var6; 054 par1World.setBlockMetadataWithNotify(par2, par3, par4, var6); 055 } 056 } 057 } 058 } 059 060 /** 061 * Apply bonemeal to the crops. 062 */ 063 public void fertilize(World par1World, int par2, int par3, int par4) 064 { 065 par1World.setBlockMetadataWithNotify(par2, par3, par4, 7); 066 } 067 068 /** 069 * Gets the growth rate for the crop. Setup to encourage rows by halving growth rate if there is diagonals, crops on 070 * different sides that aren't opposing, and by adding growth for every crop next to this one (and for crop below 071 * this one). Args: x, y, z 072 */ 073 private float getGrowthRate(World par1World, int par2, int par3, int par4) 074 { 075 float var5 = 1.0F; 076 int var6 = par1World.getBlockId(par2, par3, par4 - 1); 077 int var7 = par1World.getBlockId(par2, par3, par4 + 1); 078 int var8 = par1World.getBlockId(par2 - 1, par3, par4); 079 int var9 = par1World.getBlockId(par2 + 1, par3, par4); 080 int var10 = par1World.getBlockId(par2 - 1, par3, par4 - 1); 081 int var11 = par1World.getBlockId(par2 + 1, par3, par4 - 1); 082 int var12 = par1World.getBlockId(par2 + 1, par3, par4 + 1); 083 int var13 = par1World.getBlockId(par2 - 1, par3, par4 + 1); 084 boolean var14 = var8 == this.blockID || var9 == this.blockID; 085 boolean var15 = var6 == this.blockID || var7 == this.blockID; 086 boolean var16 = var10 == this.blockID || var11 == this.blockID || var12 == this.blockID || var13 == this.blockID; 087 088 for (int var17 = par2 - 1; var17 <= par2 + 1; ++var17) 089 { 090 for (int var18 = par4 - 1; var18 <= par4 + 1; ++var18) 091 { 092 int var19 = par1World.getBlockId(var17, par3 - 1, var18); 093 float var20 = 0.0F; 094 095 if (blocksList[var19] != null && blocksList[var19].canSustainPlant(par1World, var17, par3 - 1, var18, ForgeDirection.UP, this)) 096 { 097 var20 = 1.0F; 098 099 if (blocksList[var19].isFertile(par1World, var17, par3 - 1, var18)) 100 { 101 var20 = 3.0F; 102 } 103 } 104 105 if (var17 != par2 || var18 != par4) 106 { 107 var20 /= 4.0F; 108 } 109 110 var5 += var20; 111 } 112 } 113 114 if (var16 || var14 && var15) 115 { 116 var5 /= 2.0F; 117 } 118 119 return var5; 120 } 121 122 /** 123 * From the specified side and block metadata retrieves the blocks texture. Args: side, metadata 124 */ 125 public int getBlockTextureFromSideAndMetadata(int par1, int par2) 126 { 127 if (par2 < 0) 128 { 129 par2 = 7; 130 } 131 132 return this.blockIndexInTexture + par2; 133 } 134 135 /** 136 * The type of render function that is called for this block 137 */ 138 public int getRenderType() 139 { 140 return 6; 141 } 142 143 /** 144 * Generate a seed ItemStack for this crop. 145 */ 146 protected int getSeedItem() 147 { 148 return Item.seeds.shiftedIndex; 149 } 150 151 /** 152 * Generate a crop produce ItemStack for this crop. 153 */ 154 protected int getCropItem() 155 { 156 return Item.wheat.shiftedIndex; 157 } 158 159 /** 160 * Drops the block items with a specified chance of dropping the specified items 161 */ 162 public void dropBlockAsItemWithChance(World par1World, int par2, int par3, int par4, int par5, float par6, int par7) 163 { 164 super.dropBlockAsItemWithChance(par1World, par2, par3, par4, par5, par6, 0); 165 } 166 167 @Override 168 public ArrayList<ItemStack> getBlockDropped(World world, int x, int y, int z, int metadata, int fortune) 169 { 170 ArrayList<ItemStack> ret = super.getBlockDropped(world, x, y, z, metadata, fortune); 171 172 if (metadata >= 7) 173 { 174 for (int n = 0; n < 3 + fortune; n++) 175 { 176 if (world.rand.nextInt(15) <= metadata) 177 { 178 ret.add(new ItemStack(this.getSeedItem(), 1, 0)); 179 } 180 } 181 } 182 183 return ret; 184 } 185 186 /** 187 * Returns the ID of the items to drop on destruction. 188 */ 189 public int idDropped(int par1, Random par2Random, int par3) 190 { 191 return par1 == 7 ? this.getCropItem() : this.getSeedItem(); 192 } 193 194 /** 195 * Returns the quantity of items to drop on block destruction. 196 */ 197 public int quantityDropped(Random par1Random) 198 { 199 return 1; 200 } 201 202 @SideOnly(Side.CLIENT) 203 204 /** 205 * only called by clickMiddleMouseButton , and passed to inventory.setCurrentItem (along with isCreative) 206 */ 207 public int idPicked(World par1World, int par2, int par3, int par4) 208 { 209 return this.getSeedItem(); 210 } 211 }