diff options
Diffstat (limited to 'ihl/explosion/ExplosionVectorBlockV2.java')
| -rw-r--r-- | ihl/explosion/ExplosionVectorBlockV2.java | 363 |
1 files changed, 0 insertions, 363 deletions
diff --git a/ihl/explosion/ExplosionVectorBlockV2.java b/ihl/explosion/ExplosionVectorBlockV2.java deleted file mode 100644 index e00e19a..0000000 --- a/ihl/explosion/ExplosionVectorBlockV2.java +++ /dev/null @@ -1,363 +0,0 @@ -package ihl.explosion;
-
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Iterator;
-import java.util.List;
-import java.util.Map;
-import java.util.Map.Entry;
-import java.util.Random;
-import java.util.Set;
-
-import ihl.IHLMod;
-import ihl.utils.IHLUtils;
-import net.minecraft.block.Block;
-import net.minecraft.entity.Entity;
-import net.minecraft.entity.player.EntityPlayerMP;
-import net.minecraft.item.Item;
-import net.minecraft.item.ItemStack;
-import net.minecraft.network.play.server.S26PacketMapChunkBulk;
-import net.minecraft.util.DamageSource;
-import net.minecraft.world.ChunkCoordIntPair;
-import net.minecraft.world.Explosion;
-import net.minecraft.world.World;
-import net.minecraft.world.chunk.Chunk;
-import net.minecraft.world.chunk.storage.ExtendedBlockStorage;
-import net.minecraftforge.common.MinecraftForge;
-import net.minecraftforge.event.world.ExplosionEvent;
-
-public class ExplosionVectorBlockV2 {
- final Set<Integer> startVectors = new HashSet<Integer>();
- public final int[][] directionMasks = new int[8][3];
- public final int bits = IHLMod.config.explosionVectorSizeBits;
- private final int maxValue = (1 << bits) - 1;
- public final int halfValue = (1 << bits - 1) - 1;
- private final int maxArraySize = 1 << bits * 3;
-// public final int[][] vectors = new int[maxArraySize][2];
- public final int[][] vectors = new int[maxArraySize][0];
- private final Set<Chunk> chunksToUpdate = new HashSet<Chunk>(64);
- private final Map<Integer, ItemStack> cachedDrops = new HashMap<Integer, ItemStack>(128);
- final Map<Integer, WorldSavedDataBlastWave> blastWaveByDimensionId = new HashMap<Integer, WorldSavedDataBlastWave>();
- private final Map<ExtendedBlockStorage, Entity[]> cachedEntities = new HashMap<ExtendedBlockStorage, Entity[]>();
- private final Random random = new Random();
-
- public ExplosionVectorBlockV2() {
- this.precalculateExplosion();
- startVectors.add(0);
- directionMasks[0] = new int[] { 1, 1, 1 };
- directionMasks[1] = new int[] { -1, 1, 1 };
- directionMasks[2] = new int[] { 1, -1, 1 };
- directionMasks[3] = new int[] { 1, 1, -1 };
- directionMasks[4] = new int[] { -1, -1, 1 };
- directionMasks[5] = new int[] { 1, -1, -1 };
- directionMasks[6] = new int[] { -1, 1, -1 };
- directionMasks[7] = new int[] { -1, -1, -1 };
- }
-
- public int encodeXYZ(int x, int y, int z) {
- return x << bits * 2 | y << bits | z;
- }
-
- public int[] decodeXYZ(int l) {
- return new int[] { l >> bits * 2, l >> bits & maxValue, l & maxValue };
- }
-
- public void precalculateExplosion() {
- for (int levelRadius = 1; levelRadius <= this.maxValue; levelRadius++)
- for (int ix = 0; ix <= levelRadius; ix++)
- for (int iy = 0; iy <= levelRadius; iy++) {
- for (int iz = (ix == levelRadius || iy == levelRadius) ? 0 : levelRadius; iz <= levelRadius; iz++) {
- int vxyz = encodeXYZ(ix, iy, iz);
- int[] prevXYZ = new int[] { ix, iy, iz };
- reduceCoordinate(prevXYZ, levelRadius);
- int pvxyz = encodeXYZ(prevXYZ[0], prevXYZ[1], prevXYZ[2]);
- findFreeSpace(pvxyz, vxyz);
- }
- }
- }
-
- private void findFreeSpace(int pvxyz, int vxyz) {
- int[] nV = new int[vectors[pvxyz].length+1];
- for(int i=0;i<vectors[pvxyz].length;i++){
- nV[i]=vectors[pvxyz][i];
- }
- nV[vectors[pvxyz].length] = vxyz;
- vectors[pvxyz] = nV;
- }
-
- private void reduceCoordinate(int[] pxyz, int levelRadius) {
- float x = pxyz[0]+0.5f;
- float y = pxyz[1]+0.5f;
- float z = pxyz[2]+0.5f;
- float rx = x/levelRadius;
- float ry = y/levelRadius;
- float rz = z/levelRadius;
- while(x>=pxyz[0] && y>=pxyz[1] && z>=pxyz[2]){
- x-=rx;
- y-=ry;
- z-=rz;
- }
- pxyz[0]=x<0?0:(int)x;
- pxyz[1]=y<0?0:(int)y;
- pxyz[2]=z<0?0:(int)z;
- }
-
- public void breakBlocksAndGetDescendants(World world, int sourceX, int sourceY, int sourceZ, Explosion explosion,
- int ev, int power, int[] directionMask) {
- power = this.getNewPowerAndProcessBlocks(world, ev, sourceX, sourceY, sourceZ, explosion, power, directionMask);
- power = (int) (power * 0.94) - 1;
- if (power > 1) {
- if (this.vectors[ev].length==0) {
- int[] xyz = decodeXYZ(ev);
- int xb = xyz[0] >> bits - 1;
- int yb = xyz[1] >> bits - 1;
- int zb = xyz[2] >> bits - 1;
- int hashb = xb << 2 | yb << 1 | zb;
- xyz[0] -= xb * halfValue;
- xyz[1] -= yb * halfValue;
- xyz[2] -= zb * halfValue;
- if (hashb == 0 || xb > 1 || yb > 1 || zb > 1) {
- throw new ArithmeticException("End vectors shall be higher than half value");
- }
- int ev2 = encodeXYZ(xyz[0], xyz[1], xyz[2]);
- breakBlocksAndGetDescendants(world, sourceX + xb * halfValue * directionMask[0],
- sourceY + yb * halfValue * directionMask[1], sourceZ + zb * halfValue * directionMask[2],
- explosion, ev2, power, directionMask);
- } else {
- for (int d1 : this.vectors[ev]) {
- breakBlocksAndGetDescendants(world, sourceX, sourceY, sourceZ, explosion, d1, power,
- directionMask);
- }
- }
- }
- }
-
- private int getNewPowerAndProcessBlocks(World world, int ev, int sourceX, int sourceY, int sourceZ,
- Explosion explosion, int power2, int[] directionMask) {
- int power1 = power2;
- int[] xyz = decodeXYZ(ev);
- int absX = xyz[0] * directionMask[0] + sourceX;
- int absY = xyz[1] * directionMask[1] + sourceY;
- int absZ = xyz[2] * directionMask[2] + sourceZ;
- if (absY < 0 || absY >= 256) {
- return 0;
- }
- int absEBSX = absX >> 4;
- int absEBSZ = absZ >> 4;
- if (world.getChunkProvider().chunkExists(absEBSX, absEBSZ)) {
- if (world.getChunkProvider().provideChunk(absEBSX, absEBSZ).getTopFilledSegment() + 24 >= absY) {
- int remainingPower = this.tryDestroyBlock(world, absX, absY, absZ, sourceX, sourceY, sourceZ, power1,
- explosion);
- return remainingPower;
- } else {
- return 0;
- }
- } else {
- WorldSavedDataBlastWave blastWave = null;
- int dimensionId = world.provider.dimensionId;
- if (this.blastWaveByDimensionId.containsKey(dimensionId)) {
- blastWave = this.blastWaveByDimensionId.get(dimensionId);
- } else {
- blastWave = new WorldSavedDataBlastWave("blastWave");
- this.blastWaveByDimensionId.put(dimensionId, blastWave);
- }
- long chunkXZKey = ChunkCoordIntPair.chunkXZ2Int(absEBSX, absEBSZ);
- blastWave.scheduleExplosionEffectsOnChunkLoad(chunkXZKey, ev, sourceX, sourceY, sourceZ, power1,
- directionMask);
- return 0;
- }
- }
-
- public int tryDestroyBlock(World world, int absX, int absY, int absZ, int sourceX, int sourceY, int sourceZ,
- int power, Explosion explosion) {
- Chunk chunk = world.getChunkProvider().provideChunk(absX >> 4, absZ >> 4);
- ExtendedBlockStorage ebs = this.getEBS(chunk, absX, absY, absZ);
- if (ebs == null) {
- return power;
- } else {
- Block block = ebs.getBlockByExtId(absX & 15, absY & 15, absZ & 15);
- if (block.getBlockHardness(world, absX, absY, absZ) < 0) {
- return 0;
- } else if (absX == sourceX && absY == sourceY && absZ == sourceZ) {
- int array_index = (absY & 15) << 8 | (absZ & 15) << 4 | (absX & 15);
- if (ebs.getBlockLSBArray()[array_index] != 0 && ebs.getBlockMSBArray() != null
- && ebs.getBlockMSBArray().get(absX & 15, absY & 15, absZ & 15) != 0) {
- ebs.blockRefCount--;
- }
- ebs.getBlockLSBArray()[array_index] = 0;
- if (ebs.getBlockMSBArray() != null) {
- ebs.getBlockMSBArray().set(absX & 15, absY & 15, absZ & 15, 0);
- }
- return power;
- } else {
- int remainingPower = power
- - (int) (block.getExplosionResistance(null, world, absX, absY, absZ, sourceX, sourceY, sourceZ)
- * 10f + 0.5f);
- if (remainingPower >= 0) {
- int array_index = (absY & 15) << 8 | (absZ & 15) << 4 | (absX & 15);
- if (ebs.getBlockLSBArray()[array_index] != 0 && ebs.getBlockMSBArray() != null
- && ebs.getBlockMSBArray().get(absX & 15, absY & 15, absZ & 15) != 0) {
- ebs.blockRefCount--;
- }
- ebs.getBlockLSBArray()[array_index] = 0;
- if (ebs.getBlockMSBArray() != null) {
- ebs.getBlockMSBArray().set(absX & 15, absY & 15, absZ & 15, 0);
- }
- List<ItemStack> dropsList = block.getDrops(world, absX, absY, absZ,
- ebs.getExtBlockMetadata(absX & 15, absY & 15, absZ & 15), 0);
- Iterator<ItemStack> drops = dropsList.iterator();
- while (drops.hasNext()) {
- ItemStack drop = drops.next();
- int key = Item.getIdFromItem(drop.getItem()) ^ (drop.getItemDamage() << 16);
- if (this.cachedDrops.containsKey(key)) {
- this.cachedDrops.get(key).stackSize += drop.stackSize;
- } else {
- this.cachedDrops.put(key, drop);
- }
- }
- Entity[] entities = this.getFromOrCreateCache(world, ebs, absX, absY, absZ);
- if (entities != null && entities[array_index] != null) {
- entities[array_index].attackEntityFrom(DamageSource.setExplosionSource(explosion), power / 10f);
- }
- } else {
- block.onNeighborBlockChange(world, absX, absY, absZ, block);
- if (random.nextInt(8) == 0) {
- if ((++absY & 15) != 0) {
- int array_index = (absY & 15) << 8 | (absZ & 15) << 4 | (absX & 15);
- if (ebs.getBlockLSBArray()[array_index] == 0 && (ebs.getBlockMSBArray() == null
- || ebs.getBlockMSBArray().get(absX & 15, absY & 15, absZ & 15) == 0)) {
- this.placeDrops(world, absX, absY, absZ);
- }
- }
- }
- }
- return remainingPower;
- }
- }
- }
-
- public Entity[] getFromOrCreateCache(World world, ExtendedBlockStorage ebs, int absX, int absY, int absZ) {
- Entity[] entities = this.cachedEntities.get(ebs);
- if (entities == null) {
- Chunk chunk = world.getChunkProvider().provideChunk(absX >> 4, absZ >> 4);
- List<Entity> eList = this.getEntityList(chunk, absX, absY, absZ);
- if (eList != null && !eList.isEmpty()) {
- entities = new Entity[4096];
- Iterator<Entity> eListI = eList.iterator();
- this.cachedEntities.put(ebs, entities);
- while (eListI.hasNext()) {
- Entity entity = eListI.next();
- int entityX = (int) entity.boundingBox.minX;
- int entityY = (int) entity.boundingBox.minY;
- int entityZ = (int) entity.boundingBox.minZ;
- int rx = entityX & 15;
- int ry = entityY & 15;
- int rz = entityZ & 15;
- int array_index = ry << 8 | rz << 4 | rx;
- entities[array_index] = entity;
- }
- }
- }
- return entities;
- }
-
- public ExtendedBlockStorage getEBS(Chunk chunk, int absX, int absY, int absZ) {
- ExtendedBlockStorage[] ebsA = chunk.getBlockStorageArray();
- ExtendedBlockStorage ebs = ebsA[absY >> 4];
- if (ebs != null) {
- this.chunksToUpdate.add(chunk);
- }
- return ebs;
- }
-
- @SuppressWarnings("unchecked")
- public List<Entity> getEntityList(Chunk chunk, int absX, int absY, int absZ) {
- return chunk.entityLists[absY >> 4];
- }
-
- private void placeDrops(World world, int x, int y, int z) {
- Iterator<Entry<Integer, ItemStack>> di = this.cachedDrops.entrySet().iterator();
- if (di.hasNext()) {
- Entry<Integer, ItemStack> cde = di.next();
- while (di.hasNext()) {
- cde = di.next();
- }
- ItemStack stack = cde.getValue();
- if (stack != null && stack.getItem() != null && stack.stackSize > 0) {
- if (stack.stackSize <= stack.getMaxStackSize()) {
- if (stack.stackSize > 0) {
- PileTileEntity pte = new PileTileEntity();
- pte.xCoord = x;
- pte.yCoord = y;
- pte.zCoord = z;
- pte.setWorldObj(world);
- pte.validate();
- pte.setContent(stack);
- IHLUtils.setBlockAndTileEntityRaw(world, x, y, z, PileBlock.instance, pte);
- }
- di.remove();
- } else {
- ItemStack stack1 = stack.copy();
- stack1.stackSize = stack.getMaxStackSize();
- PileTileEntity pte = new PileTileEntity();
- pte.content = stack1;
- IHLUtils.setBlockAndTileEntityRaw(world, x, y, z, PileBlock.instance, pte);
- stack.stackSize -= stack.getMaxStackSize();
- }
- }
- }
- }
-
- public void sendChunkUpdateToPlayersInExplosionAffectedZone(World world, int sourceX, int sourceY, int sourceZ) {
- Iterator<Chunk> ci = this.chunksToUpdate.iterator();
- while (ci.hasNext()) {
- Chunk chunk = ci.next();
- chunk.generateSkylightMap();
- Arrays.fill(chunk.updateSkylightColumns, true);
- chunk.func_150804_b(false);
- }
- List<Chunk> chunks = new ArrayList<Chunk>();
- chunks.addAll(this.chunksToUpdate);
- for (Object player : world.playerEntities) {
- if (player instanceof EntityPlayerMP) {
- EntityPlayerMP playerMP = (EntityPlayerMP) player;
- playerMP.playerNetServerHandler.sendPacket(new S26PacketMapChunkBulk(chunks));
- }
- }
- this.chunksToUpdate.clear();
- }
-
- public void doExplosion(World world, int sourceX, int sourceY, int sourceZ, final Set<Integer> startVectors1,
- int startPower, int[] directionMask, Explosion explosion) {
- for (int sv : startVectors1) {
- this.breakBlocksAndGetDescendants(world, sourceX - (directionMask[0] < 0 ? 1 : 0),
- sourceY - (directionMask[1] < 0 ? 1 : 0), sourceZ - (directionMask[2] < 0 ? 1 : 0), explosion, sv,
- startPower, directionMask);
- }
- // Free and clean resources
- this.cachedEntities.clear();
- }
-
- public void doExplosion(World world, int sourceX, int sourceY, int sourceZ, final Set<Integer> startVectors1,
- int startPower) {
- IHLMod.log.info("Starting explosion server");
- Explosion explosion = new Explosion(world, null, sourceX, sourceY, sourceZ, 100f);
- if (!MinecraftForge.EVENT_BUS.post(new ExplosionEvent.Start(world, explosion))) {
- for (int[] directionMask : directionMasks) {
- this.doExplosion(world, sourceX, sourceY, sourceZ, startVectors1, startPower, directionMask, explosion);
- }
- sendChunkUpdateToPlayersInExplosionAffectedZone(world, sourceX, sourceY, sourceZ);
- for (Entry<Integer, ItemStack> entry : this.cachedDrops.entrySet()) {
- IHLEntityFallingPile fallingPile = new IHLEntityFallingPile(world);
- fallingPile.setPosition(sourceX + 0.5d, sourceY + 0.5d, sourceZ + 0.5d);
- fallingPile.setEntityItemStack(entry.getValue());
- fallingPile.setVelocity(random.nextDouble() - 0.5d, random.nextDouble() * 2,
- random.nextDouble() - 0.5d);
- world.spawnEntityInWorld(fallingPile);
- }
- this.cachedDrops.clear();
- }
- }
-}
\ No newline at end of file |