diff options
Diffstat (limited to 'src/api/java/cofh/lib')
| -rw-r--r-- | src/api/java/cofh/lib/util/helpers/BlockHelper.java | 650 |
1 files changed, 0 insertions, 650 deletions
diff --git a/src/api/java/cofh/lib/util/helpers/BlockHelper.java b/src/api/java/cofh/lib/util/helpers/BlockHelper.java deleted file mode 100644 index 3b06035..0000000 --- a/src/api/java/cofh/lib/util/helpers/BlockHelper.java +++ /dev/null @@ -1,650 +0,0 @@ -package cofh.lib.util.helpers; - -import java.util.LinkedList; -import java.util.List; - -import net.minecraft.block.Block; -import net.minecraft.entity.EntityLivingBase; -import net.minecraft.entity.item.EntityItem; -import net.minecraft.entity.player.EntityPlayer; -import net.minecraft.init.Blocks; -import net.minecraft.item.Item; -import net.minecraft.item.ItemStack; -import net.minecraft.tileentity.TileEntity; -import net.minecraft.util.AxisAlignedBB; -import net.minecraft.util.MathHelper; -import net.minecraft.util.MovingObjectPosition; -import net.minecraft.util.Vec3; -import net.minecraft.world.World; -import net.minecraftforge.common.util.ForgeDirection; - -/** - * Contains various helper functions to assist with {@link Block} and Block-related manipulation and interaction. - * - * @author King Lemming - * - */ -public final class BlockHelper -{ - - private BlockHelper() - { - - } - - public static int MAX_ID = 1024; - public static byte[] rotateType = new byte[MAX_ID]; - public static final int[][] SIDE_COORD_MOD = { {0, -1, 0}, {0, 1, 0}, {0, 0, -1}, {0, 0, 1}, {-1, 0, 0}, {1, 0, 0}}; - public static float[][] SIDE_COORD_AABB = { {1, -2, 1}, {1, 2, 1}, {1, 1, 1}, {1, 1, 2}, {1, 1, 1}, {2, 1, 1}}; - public static final byte[] SIDE_LEFT = {4, 5, 5, 4, 2, 3}; - public static final byte[] SIDE_RIGHT = {5, 4, 4, 5, 3, 2}; - public static final byte[] SIDE_OPPOSITE = {1, 0, 3, 2, 5, 4}; - public static final byte[] SIDE_ABOVE = {3, 2, 1, 1, 1, 1}; - public static final byte[] SIDE_BELOW = {2, 3, 0, 0, 0, 0}; - - // These assume facing is towards negative - looking AT side 1, 3, or 5. - public static final byte[] ROTATE_CLOCK_Y = {0, 1, 4, 5, 3, 2}; - public static final byte[] ROTATE_CLOCK_Z = {5, 4, 2, 3, 0, 1}; - public static final byte[] ROTATE_CLOCK_X = {2, 3, 1, 0, 4, 5}; - - public static final byte[] ROTATE_COUNTER_Y = {0, 1, 5, 4, 2, 3}; - public static final byte[] ROTATE_COUNTER_Z = {4, 5, 2, 3, 1, 0}; - public static final byte[] ROTATE_COUNTER_X = {3, 2, 0, 1, 4, 5}; - - public static final byte[] INVERT_AROUND_Y = {0, 1, 3, 2, 5, 4}; - public static final byte[] INVERT_AROUND_Z = {1, 0, 2, 3, 5, 4}; - public static final byte[] INVERT_AROUND_X = {1, 0, 3, 2, 4, 5}; - - // Map which gives relative Icon to use on a block which can be placed on any side. - public static final byte[][] ICON_ROTATION_MAP = new byte[6][]; - - static - { - ICON_ROTATION_MAP[0] = new byte[] {0, 1, 2, 3, 4, 5}; - ICON_ROTATION_MAP[1] = new byte[] {1, 0, 2, 3, 4, 5}; - ICON_ROTATION_MAP[2] = new byte[] {3, 2, 0, 1, 4, 5}; - ICON_ROTATION_MAP[3] = new byte[] {3, 2, 1, 0, 5, 4}; - ICON_ROTATION_MAP[4] = new byte[] {3, 2, 5, 4, 0, 1}; - ICON_ROTATION_MAP[5] = new byte[] {3, 2, 4, 5, 1, 0}; - } - - public static final class RotationType - { - - public static final int PREVENT = -1; - public static final int FOUR_WAY = 1; - public static final int SIX_WAY = 2; - public static final int RAIL = 3; - public static final int PUMPKIN = 4; - public static final int STAIRS = 5; - public static final int REDSTONE = 6; - public static final int LOG = 7; - public static final int SLAB = 8; - public static final int CHEST = 9; - public static final int LEVER = 10; - public static final int SIGN = 11; - } - - static - { // TODO: review which of these can be removed in favor of the vanilla handler - rotateType[Block.getIdFromBlock(Blocks.bed)] = RotationType.PREVENT; - - rotateType[Block.getIdFromBlock(Blocks.stone_slab)] = RotationType.SLAB; - rotateType[Block.getIdFromBlock(Blocks.wooden_slab)] = RotationType.SLAB; - - rotateType[Block.getIdFromBlock(Blocks.rail)] = RotationType.RAIL; - rotateType[Block.getIdFromBlock(Blocks.golden_rail)] = RotationType.RAIL; - rotateType[Block.getIdFromBlock(Blocks.detector_rail)] = RotationType.RAIL; - rotateType[Block.getIdFromBlock(Blocks.activator_rail)] = RotationType.RAIL; - - rotateType[Block.getIdFromBlock(Blocks.pumpkin)] = RotationType.PUMPKIN; - rotateType[Block.getIdFromBlock(Blocks.lit_pumpkin)] = RotationType.PUMPKIN; - - rotateType[Block.getIdFromBlock(Blocks.furnace)] = RotationType.FOUR_WAY; - rotateType[Block.getIdFromBlock(Blocks.lit_furnace)] = RotationType.FOUR_WAY; - rotateType[Block.getIdFromBlock(Blocks.ender_chest)] = RotationType.FOUR_WAY; - - rotateType[Block.getIdFromBlock(Blocks.trapped_chest)] = RotationType.CHEST; - rotateType[Block.getIdFromBlock(Blocks.chest)] = RotationType.CHEST; - - rotateType[Block.getIdFromBlock(Blocks.dispenser)] = RotationType.SIX_WAY; - rotateType[Block.getIdFromBlock(Blocks.sticky_piston)] = RotationType.SIX_WAY; - rotateType[Block.getIdFromBlock(Blocks.piston)] = RotationType.SIX_WAY; - rotateType[Block.getIdFromBlock(Blocks.hopper)] = RotationType.SIX_WAY; - rotateType[Block.getIdFromBlock(Blocks.dropper)] = RotationType.SIX_WAY; - - rotateType[Block.getIdFromBlock(Blocks.unpowered_repeater)] = RotationType.REDSTONE; - rotateType[Block.getIdFromBlock(Blocks.unpowered_comparator)] = RotationType.REDSTONE; - rotateType[Block.getIdFromBlock(Blocks.powered_repeater)] = RotationType.REDSTONE; - rotateType[Block.getIdFromBlock(Blocks.powered_comparator)] = RotationType.REDSTONE; - - rotateType[Block.getIdFromBlock(Blocks.lever)] = RotationType.LEVER; - - rotateType[Block.getIdFromBlock(Blocks.standing_sign)] = RotationType.SIGN; - - rotateType[Block.getIdFromBlock(Blocks.oak_stairs)] = RotationType.STAIRS; - rotateType[Block.getIdFromBlock(Blocks.stone_stairs)] = RotationType.STAIRS; - rotateType[Block.getIdFromBlock(Blocks.brick_stairs)] = RotationType.STAIRS; - rotateType[Block.getIdFromBlock(Blocks.stone_brick_stairs)] = RotationType.STAIRS; - rotateType[Block.getIdFromBlock(Blocks.nether_brick_stairs)] = RotationType.STAIRS; - rotateType[Block.getIdFromBlock(Blocks.sandstone_stairs)] = RotationType.STAIRS; - rotateType[Block.getIdFromBlock(Blocks.spruce_stairs)] = RotationType.STAIRS; - rotateType[Block.getIdFromBlock(Blocks.birch_stairs)] = RotationType.STAIRS; - rotateType[Block.getIdFromBlock(Blocks.jungle_stairs)] = RotationType.STAIRS; - rotateType[Block.getIdFromBlock(Blocks.quartz_stairs)] = RotationType.STAIRS; - } - - public static int getMicroBlockAngle(int side, float hitX, float hitY, float hitZ) - { - - int direction = side ^ 1; - final float degreeCenter = 0.32f / 2; - - float x = 0, y = 0; - switch(side >> 1) - { - case 0: - x = hitX; - y = hitZ; - break; - case 1: - x = hitX; - y = hitY; - break; - case 2: - x = hitY; - y = hitZ; - break; - } - x -= .5f; - y -= .5f; - - if(x * x + y * y > degreeCenter * degreeCenter) - { - - int a = (int) ((Math.atan2(x, y) + Math.PI) * 4 / Math.PI); - a = ++a & 7; - switch(a >> 1) - { - case 0: - case 4: - direction = 2; - break; - case 1: - direction = 4; - break; - case 2: - direction = 3; - break; - case 3: - direction = 5; - break; - } - } - return direction; - } - - public static ForgeDirection getMicroBlockAngle(ForgeDirection side, float hitX, float hitY, float hitZ) - { - - return ForgeDirection.VALID_DIRECTIONS[getMicroBlockAngle(side.ordinal(), hitX, hitY, hitZ)]; - } - - public static int getHighestY(World world, int x, int z) - { - - return world.getChunkFromBlockCoords(x, z).getTopFilledSegment() + 16; - } - - public static int getSurfaceBlockY(World world, int x, int z) - { - - int y = world.getChunkFromBlockCoords(x, z).getTopFilledSegment() + 16; - - Block block; - do - { - if(--y < 0) - { - break; - } - block = world.getBlock(x, y, z); - } - while(block.isAir(world, x, y, z) || block.isReplaceable(world, x, y, z) || block.isLeaves(world, x, y, z) || block.isFoliage(world, x, y, z) || block.canBeReplacedByLeaves(world, x, y, z)); - return y; - } - - public static int getTopBlockY(World world, int x, int z) - { - - int y = world.getChunkFromBlockCoords(x, z).getTopFilledSegment() + 16; - - Block block; - do - { - if(--y < 0) - { - break; - } - block = world.getBlock(x, y, z); - } - while(block.isAir(world, x, y, z)); - return y; - } - - public static MovingObjectPosition getCurrentMovingObjectPosition(EntityPlayer player, double distance, boolean fluid) - { - - final Vec3 posVec = Vec3.createVectorHelper(player.posX, player.posY, player.posZ); - Vec3 lookVec = player.getLook(1); - posVec.yCoord += player.getEyeHeight(); - lookVec = posVec.addVector(lookVec.xCoord * distance, lookVec.yCoord * distance, lookVec.zCoord * distance); - return player.worldObj.rayTraceBlocks(posVec, lookVec, fluid); - } - - public static MovingObjectPosition getCurrentMovingObjectPosition(EntityPlayer player, double distance) - { - - return getCurrentMovingObjectPosition(player, distance, false); - } - - public static MovingObjectPosition getCurrentMovingObjectPosition(EntityPlayer player, boolean fluid) - { - - return getCurrentMovingObjectPosition(player, player.capabilities.isCreativeMode ? 5.0F : 4.5F, fluid); - } - - public static MovingObjectPosition getCurrentMovingObjectPosition(EntityPlayer player) - { - - return getCurrentMovingObjectPosition(player, player.capabilities.isCreativeMode ? 5.0F : 4.5F, false); - } - - public static int getCurrentMousedOverSide(EntityPlayer player) - { - - final MovingObjectPosition mouseOver = getCurrentMovingObjectPosition(player); - return mouseOver == null ? 0 : mouseOver.sideHit; - } - - public static int determineXZPlaceFacing(EntityLivingBase living) - { - - final int quadrant = MathHelper.floor_double(living.rotationYaw * 4.0F / 360.0F + 0.5D) & 3; - - switch(quadrant) - { - case 0: - return 2; - case 1: - return 5; - case 2: - return 3; - case 3: - return 4; - } - return 3; - } - - public static boolean isEqual(Block blockA, Block blockB) - { - - if(blockA == blockB) - { - return true; - } - if(blockA == null | blockB == null) - { - return false; - } - return blockA.equals(blockB) || blockA.isAssociatedBlock(blockB); - } - - /* UNSAFE Tile Entity Retrieval */ - // public static TileEntity getAdjacentTileEntityUnsafe(World world, int x, int y, int z, ForgeDirection dir) { - // - // if (world == null) { - // return null; - // } - // Chunk chunk = world.getChunkFromBlockCoords(x + dir.offsetX, z + dir.offsetZ); - // return chunk == null ? null : chunk.getChunkBlockTileEntityUnsafe((x + dir.offsetX) & 0xF, y + dir.offsetY, (z + dir.offsetZ) & 0xF); - // } - // - // public static TileEntity getAdjacentTileEntityUnsafe(World world, int x, int y, int z, int side) { - // - // return world == null ? null : getAdjacentTileEntityUnsafe(world, x, y, z, ForgeDirection.values()[side]); - // } - // - // public static TileEntity getAdjacentTileEntityUnsafe(TileEntity refTile, ForgeDirection dir) { - // - // return refTile == null ? null : getAdjacentTileEntityUnsafe(refTile.worldObj, refTile.xCoord, refTile.yCoord, refTile.zCoord, dir); - // } - // - // public static TileEntity getAdjacentTileEntityUnsafe(TileEntity refTile, int side) { - // - // return refTile == null ? null : getAdjacentTileEntityUnsafe(refTile.worldObj, refTile.xCoord, refTile.yCoord, refTile.zCoord, - // ForgeDirection.values()[side]); - // } - - public static Block getAdjacentBlock(World world, int x, int y, int z, ForgeDirection dir) - { - - x += dir.offsetX; - y += dir.offsetY; - z += dir.offsetZ; - return world == null || !world.blockExists(x, y, z) ? Blocks.air : world.getBlock(x, y, z); - } - - public static Block getAdjacentBlock(World world, int x, int y, int z, int side) - { - - return world == null ? Blocks.air : getAdjacentBlock(world, x, y, z, ForgeDirection.getOrientation(side)); - } - - /* Safe Tile Entity Retrieval */ - public static TileEntity getAdjacentTileEntity(World world, int x, int y, int z, ForgeDirection dir) - { - - x += dir.offsetX; - y += dir.offsetY; - z += dir.offsetZ; - return world == null || !world.blockExists(x, y, z) ? null : world.getTileEntity(x, y, z); - } - - public static TileEntity getAdjacentTileEntity(World world, int x, int y, int z, int side) - { - - return world == null ? null : getAdjacentTileEntity(world, x, y, z, ForgeDirection.getOrientation(side)); - } - - public static TileEntity getAdjacentTileEntity(TileEntity refTile, ForgeDirection dir) - { - - return refTile == null ? null : getAdjacentTileEntity(refTile.getWorldObj(), refTile.xCoord, refTile.yCoord, refTile.zCoord, dir); - } - - public static TileEntity getAdjacentTileEntity(TileEntity refTile, int side) - { - - return refTile == null ? null : getAdjacentTileEntity(refTile.getWorldObj(), refTile.xCoord, refTile.yCoord, refTile.zCoord, ForgeDirection.values()[side]); - } - - public static int determineAdjacentSide(TileEntity refTile, int x, int y, int z) - { - - return y > refTile.yCoord ? 1 : y < refTile.yCoord ? 0 : z > refTile.zCoord ? 3 : z < refTile.zCoord ? 2 : x > refTile.xCoord ? 5 : 4; - } - - /* COORDINATE TRANSFORM */ - public static int[] getAdjacentCoordinatesForSide(MovingObjectPosition pos) - { - - return getAdjacentCoordinatesForSide(pos.blockX, pos.blockY, pos.blockZ, pos.sideHit); - } - - public static int[] getAdjacentCoordinatesForSide(int x, int y, int z, int side) - { - - return new int[] {x + SIDE_COORD_MOD[side][0], y + SIDE_COORD_MOD[side][1], z + SIDE_COORD_MOD[side][2]}; - } - - public static AxisAlignedBB getAdjacentAABBForSide(MovingObjectPosition pos) - { - - return getAdjacentAABBForSide(pos.blockX, pos.blockY, pos.blockZ, pos.sideHit); - } - - public static AxisAlignedBB getAdjacentAABBForSide(int x, int y, int z, int side) - { - - return AxisAlignedBB.getBoundingBox(x + SIDE_COORD_MOD[side][0], y + SIDE_COORD_MOD[side][1], z + SIDE_COORD_MOD[side][2], x + SIDE_COORD_AABB[side][0], y + SIDE_COORD_AABB[side][1], z + SIDE_COORD_AABB[side][2]); - } - - public static int getLeftSide(int side) - { - - return SIDE_LEFT[side]; - } - - public static int getRightSide(int side) - { - - return SIDE_RIGHT[side]; - } - - public static int getOppositeSide(int side) - { - - return SIDE_OPPOSITE[side]; - } - - public static int getAboveSide(int side) - { - - return SIDE_ABOVE[side]; - } - - public static int getBelowSide(int side) - { - - return SIDE_BELOW[side]; - } - - /* BLOCK ROTATION */ - public static boolean canRotate(Block block) - { - - final int bId = Block.getIdFromBlock(block); - return bId < MAX_ID ? rotateType[Block.getIdFromBlock(block)] != 0 : false; - } - - public static int rotateVanillaBlock(World world, Block block, int x, int y, int z) - { - - final int bId = Block.getIdFromBlock(block); - int bMeta = world.getBlockMetadata(x, y, z); - switch(rotateType[bId]) - { - case RotationType.FOUR_WAY: - return SIDE_LEFT[bMeta]; - case RotationType.SIX_WAY: - if(bMeta < 6) - { - return ++bMeta % 6; - } - return bMeta; - case RotationType.RAIL: - if(bMeta < 2) - { - return ++bMeta % 2; - } - return bMeta; - case RotationType.PUMPKIN: - return ++bMeta % 4; - case RotationType.STAIRS: - return ++bMeta % 8; - case RotationType.REDSTONE: - final int upper = bMeta & 0xC; - int lower = bMeta & 0x3; - return upper + ++lower % 4; - case RotationType.LOG: - return (bMeta + 4) % 12; - case RotationType.SLAB: - return (bMeta + 8) % 16; - case RotationType.CHEST: - int coords[] = new int[3]; - for(int i = 2; i < 6; i++) - { - coords = getAdjacentCoordinatesForSide(x, y, z, i); - if(isEqual(world.getBlock(coords[0], coords[1], coords[2]), block)) - { - world.setBlockMetadataWithNotify(coords[0], coords[1], coords[2], SIDE_OPPOSITE[bMeta], 1); - return SIDE_OPPOSITE[bMeta]; - } - } - return SIDE_LEFT[bMeta]; - case RotationType.LEVER: - int shift = 0; - if(bMeta > 7) - { - bMeta -= 8; - shift = 8; - } - if(bMeta == 5) - { - return 6 + shift; - } - else if(bMeta == 6) - { - return 5 + shift; - } - else if(bMeta == 7) - { - return 0 + shift; - } - else if(bMeta == 0) - { - return 7 + shift; - } - return bMeta + shift; - case RotationType.SIGN: - return ++bMeta % 16; - case RotationType.PREVENT: - default: - return bMeta; - } - } - - public static int rotateVanillaBlockAlt(World world, Block block, int x, int y, int z) - { - - final int bId = Block.getIdFromBlock(block); - int bMeta = world.getBlockMetadata(x, y, z); - switch(rotateType[bId]) - { - case RotationType.FOUR_WAY: - return SIDE_RIGHT[bMeta]; - case RotationType.SIX_WAY: - if(bMeta < 6) - { - return (bMeta + 5) % 6; - } - return bMeta; - case RotationType.RAIL: - if(bMeta < 2) - { - return ++bMeta % 2; - } - return bMeta; - case RotationType.PUMPKIN: - return (bMeta + 3) % 4; - case RotationType.STAIRS: - return (bMeta + 7) % 8; - case RotationType.REDSTONE: - final int upper = bMeta & 0xC; - final int lower = bMeta & 0x3; - return upper + (lower + 3) % 4; - case RotationType.LOG: - return (bMeta + 8) % 12; - case RotationType.SLAB: - return (bMeta + 8) % 16; - case RotationType.CHEST: - int coords[] = new int[3]; - for(int i = 2; i < 6; i++) - { - coords = getAdjacentCoordinatesForSide(x, y, z, i); - if(isEqual(world.getBlock(coords[0], coords[1], coords[2]), block)) - { - world.setBlockMetadataWithNotify(coords[0], coords[1], coords[2], SIDE_OPPOSITE[bMeta], 1); - return SIDE_OPPOSITE[bMeta]; - } - } - return SIDE_RIGHT[bMeta]; - case RotationType.LEVER: - int shift = 0; - if(bMeta > 7) - { - bMeta -= 8; - shift = 8; - } - if(bMeta == 5) - { - return 6 + shift; - } - else if(bMeta == 6) - { - return 5 + shift; - } - else if(bMeta == 7) - { - return 0 + shift; - } - else if(bMeta == 0) - { - return 7 + shift; - } - case RotationType.SIGN: - return ++bMeta % 16; - case RotationType.PREVENT: - default: - return bMeta; - } - } - - public static List<ItemStack> breakBlock(World worldObj, int x, int y, int z, Block block, int fortune, boolean doBreak, boolean silkTouch) - { - - return breakBlock(worldObj, null, x, y, z, block, fortune, doBreak, silkTouch); - } - - public static List<ItemStack> breakBlock(World worldObj, EntityPlayer player, int x, int y, int z, Block block, int fortune, boolean doBreak, boolean silkTouch) - { - - if(block.getBlockHardness(worldObj, x, y, z) == -1) - { - return new LinkedList<ItemStack>(); - } - final int meta = worldObj.getBlockMetadata(x, y, z); - List<ItemStack> stacks = null; - if(silkTouch && block.canSilkHarvest(worldObj, player, x, y, z, meta)) - { - stacks = new LinkedList<ItemStack>(); - stacks.add(createStackedBlock(block, meta)); - } - else - { - stacks = block.getDrops(worldObj, x, y, z, meta, fortune); - } - if(!doBreak) - { - return stacks; - } - worldObj.playAuxSFXAtEntity(player, 2001, x, y, z, Block.getIdFromBlock(block) + (meta << 12)); - worldObj.setBlockToAir(x, y, z); - - final List<EntityItem> result = worldObj.getEntitiesWithinAABB(EntityItem.class, AxisAlignedBB.getBoundingBox(x - 2, y - 2, z - 2, x + 3, y + 3, z + 3)); - for(int i = 0; i < result.size(); i++) - { - final EntityItem entity = result.get(i); - if(entity.isDead || entity.getEntityItem().stackSize <= 0) - { - continue; - } - stacks.add(entity.getEntityItem()); - entity.worldObj.removeEntity(entity); - } - return stacks; - } - - public static ItemStack createStackedBlock(Block block, int bMeta) - { - - final Item item = Item.getItemFromBlock(block); - if(item.getHasSubtypes()) - { - return new ItemStack(item, 1, bMeta); - } - return new ItemStack(item, 1, 0); - } - -} |