001 package net.minecraft.src; 002 003 import cpw.mods.fml.common.Side; 004 import cpw.mods.fml.common.asm.SideOnly; 005 import java.util.Random; 006 007 public class BlockGlass extends BlockBreakable 008 { 009 public BlockGlass(int par1, int par2, Material par3Material, boolean par4) 010 { 011 super(par1, par2, par3Material, par4); 012 this.setCreativeTab(CreativeTabs.tabBlock); 013 } 014 015 /** 016 * Returns the quantity of items to drop on block destruction. 017 */ 018 public int quantityDropped(Random par1Random) 019 { 020 return 0; 021 } 022 023 @SideOnly(Side.CLIENT) 024 025 /** 026 * Returns which pass should this block be rendered on. 0 for solids and 1 for alpha 027 */ 028 public int getRenderBlockPass() 029 { 030 return 0; 031 } 032 033 /** 034 * Is this block (a) opaque and (b) a full 1m cube? This determines whether or not to render the shared face of two 035 * adjacent blocks and also whether the player can attach torches, redstone wire, etc to this block. 036 */ 037 public boolean isOpaqueCube() 038 { 039 return false; 040 } 041 042 /** 043 * If this block doesn't render as an ordinary block it will return False (examples: signs, buttons, stairs, etc) 044 */ 045 public boolean renderAsNormalBlock() 046 { 047 return false; 048 } 049 050 /** 051 * Return true if a player with Silk Touch can harvest this block directly, and not its normal drops. 052 */ 053 protected boolean canSilkHarvest() 054 { 055 return true; 056 } 057 }