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 import net.minecraftforge.common.ForgeDirection;
007 import static net.minecraftforge.common.ForgeDirection.*;
008
009 public class BlockTorch extends Block
010 {
011 protected BlockTorch(int par1, int par2)
012 {
013 super(par1, par2, Material.circuits);
014 this.setTickRandomly(true);
015 this.setCreativeTab(CreativeTabs.tabDecorations);
016 }
017
018 /**
019 * Returns a bounding box from the pool of bounding boxes (this means this box can change after the pool has been
020 * cleared to be reused)
021 */
022 public AxisAlignedBB getCollisionBoundingBoxFromPool(World par1World, int par2, int par3, int par4)
023 {
024 return null;
025 }
026
027 /**
028 * Is this block (a) opaque and (b) a full 1m cube? This determines whether or not to render the shared face of two
029 * adjacent blocks and also whether the player can attach torches, redstone wire, etc to this block.
030 */
031 public boolean isOpaqueCube()
032 {
033 return false;
034 }
035
036 /**
037 * If this block doesn't render as an ordinary block it will return False (examples: signs, buttons, stairs, etc)
038 */
039 public boolean renderAsNormalBlock()
040 {
041 return false;
042 }
043
044 /**
045 * The type of render function that is called for this block
046 */
047 public int getRenderType()
048 {
049 return 2;
050 }
051
052 /**
053 * Gets if we can place a torch on a block.
054 */
055 private boolean canPlaceTorchOn(World par1World, int par2, int par3, int par4)
056 {
057 if (par1World.doesBlockHaveSolidTopSurface(par2, par3, par4))
058 {
059 return true;
060 }
061 else
062 {
063 int var5 = par1World.getBlockId(par2, par3, par4);
064 return (Block.blocksList[var5] != null && Block.blocksList[var5].canPlaceTorchOnTop(par1World, par2, par3, par4));
065 }
066 }
067
068 /**
069 * Checks to see if its valid to put this block at the specified coordinates. Args: world, x, y, z
070 */
071 public boolean canPlaceBlockAt(World par1World, int par2, int par3, int par4)
072 {
073 return par1World.isBlockSolidOnSide(par2 - 1, par3, par4, EAST, true) ||
074 par1World.isBlockSolidOnSide(par2 + 1, par3, par4, WEST, true) ||
075 par1World.isBlockSolidOnSide(par2, par3, par4 - 1, SOUTH, true) ||
076 par1World.isBlockSolidOnSide(par2, par3, par4 + 1, NORTH, true) ||
077 canPlaceTorchOn(par1World, par2, par3 - 1, par4);
078 }
079
080 public int func_85104_a(World par1World, int par2, int par3, int par4, int par5, float par6, float par7, float par8, int par9)
081 {
082 int var10 = par9;
083
084 if (par5 == 1 && this.canPlaceTorchOn(par1World, par2, par3 - 1, par4))
085 {
086 var10 = 5;
087 }
088
089 if (par5 == 2 && par1World.isBlockSolidOnSide(par2, par3, par4 + 1, NORTH, true))
090 {
091 var10 = 4;
092 }
093
094 if (par5 == 3 && par1World.isBlockSolidOnSide(par2, par3, par4 - 1, SOUTH, true))
095 {
096 var10 = 3;
097 }
098
099 if (par5 == 4 && par1World.isBlockSolidOnSide(par2 + 1, par3, par4, WEST, true))
100 {
101 var10 = 2;
102 }
103
104 if (par5 == 5 && par1World.isBlockSolidOnSide(par2 - 1, par3, par4, EAST, true))
105 {
106 var10 = 1;
107 }
108
109 return var10;
110 }
111
112 /**
113 * Ticks the block if it's been scheduled
114 */
115 public void updateTick(World par1World, int par2, int par3, int par4, Random par5Random)
116 {
117 super.updateTick(par1World, par2, par3, par4, par5Random);
118
119 if (par1World.getBlockMetadata(par2, par3, par4) == 0)
120 {
121 this.onBlockAdded(par1World, par2, par3, par4);
122 }
123 }
124
125 /**
126 * Called whenever the block is added into the world. Args: world, x, y, z
127 */
128 public void onBlockAdded(World par1World, int par2, int par3, int par4)
129 {
130 if (par1World.getBlockMetadata(par2, par3, par4) == 0)
131 {
132 if (par1World.isBlockSolidOnSide(par2 - 1, par3, par4, EAST, true))
133 {
134 par1World.setBlockMetadataWithNotify(par2, par3, par4, 1);
135 }
136 else if (par1World.isBlockSolidOnSide(par2 + 1, par3, par4, WEST, true))
137 {
138 par1World.setBlockMetadataWithNotify(par2, par3, par4, 2);
139 }
140 else if (par1World.isBlockSolidOnSide(par2, par3, par4 - 1, SOUTH, true))
141 {
142 par1World.setBlockMetadataWithNotify(par2, par3, par4, 3);
143 }
144 else if (par1World.isBlockSolidOnSide(par2, par3, par4 + 1, NORTH, true))
145 {
146 par1World.setBlockMetadataWithNotify(par2, par3, par4, 4);
147 }
148 else if (this.canPlaceTorchOn(par1World, par2, par3 - 1, par4))
149 {
150 par1World.setBlockMetadataWithNotify(par2, par3, par4, 5);
151 }
152 }
153
154 this.dropTorchIfCantStay(par1World, par2, par3, par4);
155 }
156
157 /**
158 * Lets the block know when one of its neighbor changes. Doesn't know which neighbor changed (coordinates passed are
159 * their own) Args: x, y, z, neighbor blockID
160 */
161 public void onNeighborBlockChange(World par1World, int par2, int par3, int par4, int par5)
162 {
163 if (this.dropTorchIfCantStay(par1World, par2, par3, par4))
164 {
165 int var6 = par1World.getBlockMetadata(par2, par3, par4);
166 boolean var7 = false;
167
168 if (!par1World.isBlockSolidOnSide(par2 - 1, par3, par4, EAST, true) && var6 == 1)
169 {
170 var7 = true;
171 }
172
173 if (!par1World.isBlockSolidOnSide(par2 + 1, par3, par4, WEST, true) && var6 == 2)
174 {
175 var7 = true;
176 }
177
178 if (!par1World.isBlockSolidOnSide(par2, par3, par4 - 1, SOUTH, true) && var6 == 3)
179 {
180 var7 = true;
181 }
182
183 if (!par1World.isBlockSolidOnSide(par2, par3, par4 + 1, NORTH, true) && var6 == 4)
184 {
185 var7 = true;
186 }
187
188 if (!this.canPlaceTorchOn(par1World, par2, par3 - 1, par4) && var6 == 5)
189 {
190 var7 = true;
191 }
192
193 if (var7)
194 {
195 this.dropBlockAsItem(par1World, par2, par3, par4, par1World.getBlockMetadata(par2, par3, par4), 0);
196 par1World.setBlockWithNotify(par2, par3, par4, 0);
197 }
198 }
199 }
200
201 /**
202 * Tests if the block can remain at its current location and will drop as an item if it is unable to stay. Returns
203 * True if it can stay and False if it drops. Args: world, x, y, z
204 */
205 private boolean dropTorchIfCantStay(World par1World, int par2, int par3, int par4)
206 {
207 if (!this.canPlaceBlockAt(par1World, par2, par3, par4))
208 {
209 if (par1World.getBlockId(par2, par3, par4) == this.blockID)
210 {
211 this.dropBlockAsItem(par1World, par2, par3, par4, par1World.getBlockMetadata(par2, par3, par4), 0);
212 par1World.setBlockWithNotify(par2, par3, par4, 0);
213 }
214
215 return false;
216 }
217 else
218 {
219 return true;
220 }
221 }
222
223 /**
224 * Ray traces through the blocks collision from start vector to end vector returning a ray trace hit. Args: world,
225 * x, y, z, startVec, endVec
226 */
227 public MovingObjectPosition collisionRayTrace(World par1World, int par2, int par3, int par4, Vec3 par5Vec3, Vec3 par6Vec3)
228 {
229 int var7 = par1World.getBlockMetadata(par2, par3, par4) & 7;
230 float var8 = 0.15F;
231
232 if (var7 == 1)
233 {
234 this.setBlockBounds(0.0F, 0.2F, 0.5F - var8, var8 * 2.0F, 0.8F, 0.5F + var8);
235 }
236 else if (var7 == 2)
237 {
238 this.setBlockBounds(1.0F - var8 * 2.0F, 0.2F, 0.5F - var8, 1.0F, 0.8F, 0.5F + var8);
239 }
240 else if (var7 == 3)
241 {
242 this.setBlockBounds(0.5F - var8, 0.2F, 0.0F, 0.5F + var8, 0.8F, var8 * 2.0F);
243 }
244 else if (var7 == 4)
245 {
246 this.setBlockBounds(0.5F - var8, 0.2F, 1.0F - var8 * 2.0F, 0.5F + var8, 0.8F, 1.0F);
247 }
248 else
249 {
250 var8 = 0.1F;
251 this.setBlockBounds(0.5F - var8, 0.0F, 0.5F - var8, 0.5F + var8, 0.6F, 0.5F + var8);
252 }
253
254 return super.collisionRayTrace(par1World, par2, par3, par4, par5Vec3, par6Vec3);
255 }
256
257 @SideOnly(Side.CLIENT)
258
259 /**
260 * A randomly called display update to be able to add particles or other items for display
261 */
262 public void randomDisplayTick(World par1World, int par2, int par3, int par4, Random par5Random)
263 {
264 int var6 = par1World.getBlockMetadata(par2, par3, par4);
265 double var7 = (double)((float)par2 + 0.5F);
266 double var9 = (double)((float)par3 + 0.7F);
267 double var11 = (double)((float)par4 + 0.5F);
268 double var13 = 0.2199999988079071D;
269 double var15 = 0.27000001072883606D;
270
271 if (var6 == 1)
272 {
273 par1World.spawnParticle("smoke", var7 - var15, var9 + var13, var11, 0.0D, 0.0D, 0.0D);
274 par1World.spawnParticle("flame", var7 - var15, var9 + var13, var11, 0.0D, 0.0D, 0.0D);
275 }
276 else if (var6 == 2)
277 {
278 par1World.spawnParticle("smoke", var7 + var15, var9 + var13, var11, 0.0D, 0.0D, 0.0D);
279 par1World.spawnParticle("flame", var7 + var15, var9 + var13, var11, 0.0D, 0.0D, 0.0D);
280 }
281 else if (var6 == 3)
282 {
283 par1World.spawnParticle("smoke", var7, var9 + var13, var11 - var15, 0.0D, 0.0D, 0.0D);
284 par1World.spawnParticle("flame", var7, var9 + var13, var11 - var15, 0.0D, 0.0D, 0.0D);
285 }
286 else if (var6 == 4)
287 {
288 par1World.spawnParticle("smoke", var7, var9 + var13, var11 + var15, 0.0D, 0.0D, 0.0D);
289 par1World.spawnParticle("flame", var7, var9 + var13, var11 + var15, 0.0D, 0.0D, 0.0D);
290 }
291 else
292 {
293 par1World.spawnParticle("smoke", var7, var9, var11, 0.0D, 0.0D, 0.0D);
294 par1World.spawnParticle("flame", var7, var9, var11, 0.0D, 0.0D, 0.0D);
295 }
296 }
297 }