Java Code Examples for cn.nukkit.level.ChunkManager#getBlockIdAt()

protected void growLeavesLayerStrict(ChunkManager worldIn, Vector3 layerCenter, int width) {
    int i = width * width;

    for (int j = -width; j <= width + 1; ++j) {
        for (int k = -width; k <= width + 1; ++k) {
            int l = j - 1;
            int i1 = k - 1;

            if (j * j + k * k <= i || l * l + i1 * i1 <= i || j * j + i1 * i1 <= i || l * l + k * k <= i) {
                Vector3 blockpos = layerCenter.add(j, 0, k);
                int id = worldIn.getBlockIdAt((int) blockpos.x, (int) blockpos.y, (int) blockpos.z);

                if (id == Block.AIR || id == Block.LEAVES) {
                    this.setBlockAndNotifyAdequately(worldIn, blockpos, this.leavesMetadata);
                }
            }
        }
    }
}
 

/**
 * grow leaves in a circle
 */
protected void growLeavesLayer(ChunkManager worldIn, Vector3 layerCenter, int width) {
    int i = width * width;

    for (int j = -width; j <= width; ++j) {
        for (int k = -width; k <= width; ++k) {
            if (j * j + k * k <= i) {
                Vector3 blockpos = layerCenter.add(j, 0, k);
                int id = worldIn.getBlockIdAt((int) blockpos.x, (int) blockpos.y, (int) blockpos.z);

                if (id == Block.AIR || id == Block.LEAVES) {
                    this.setBlockAndNotifyAdequately(worldIn, blockpos, this.leavesMetadata);
                }
            }
        }
    }
}
 

public void placeObject(ChunkManager level, int x, int y, int z, NukkitRandom random) {

        this.placeTrunk(level, x, y, z, random, this.getTreeHeight() - 1);

        for (int yy = y - 3 + this.getTreeHeight(); yy <= y + this.getTreeHeight(); ++yy) {
            double yOff = yy - (y + this.getTreeHeight());
            int mid = (int) (1 - yOff / 2);
            for (int xx = x - mid; xx <= x + mid; ++xx) {
                int xOff = Math.abs(xx - x);
                for (int zz = z - mid; zz <= z + mid; ++zz) {
                    int zOff = Math.abs(zz - z);
                    if (xOff == mid && zOff == mid && (yOff == 0 || random.nextBoundedInt(2) == 0)) {
                        continue;
                    }
                    if (!Block.solid[level.getBlockIdAt(xx, yy, zz)]) {

                        level.setBlockIdAt(xx, yy, zz, this.getLeafBlock());
                        level.setBlockDataAt(xx, yy, zz, this.getType());
                    }
                }
            }
        }
    }
 

public static void growGrass(ChunkManager level, Vector3 pos, NukkitRandom random, int count, int radius) {
    int[][] arr = {
            {Block.DANDELION, 0},
            {Block.POPPY, 0},
            {Block.TALL_GRASS, 1},
            {Block.TALL_GRASS, 1},
            {Block.TALL_GRASS, 1},
            {Block.TALL_GRASS, 1}
    };
    int arrC = arr.length - 1;
    for (int c = 0; c < count; c++) {
        int x = random.nextRange((int) (pos.x - radius), (int) (pos.x + radius));
        int z = random.nextRange((int) (pos.z) - radius, (int) (pos.z + radius));

        if (level.getBlockIdAt(x, (int) (pos.y + 1), z) == Block.AIR && level.getBlockIdAt(x, (int) (pos.y), z) == Block.GRASS) {
            int[] t = arr[random.nextRange(0, arrC)];
            level.setBlockIdAt(x, (int) (pos.y + 1), z, t[0]);
            level.setBlockDataAt(x, (int) (pos.y + 1), z, t[1]);
        }
    }
}
 

/**
 * grow leaves in a circle with the outsides being within the circle
 */
protected void growLeavesLayerStrict(ChunkManager worldIn, Vector3 layerCenter, int width) {
    int i = width * width;

    for (int j = -width; j <= width + 1; ++j) {
        for (int k = -width; k <= width + 1; ++k) {
            int l = j - 1;
            int i1 = k - 1;

            if (j * j + k * k <= i || l * l + i1 * i1 <= i || j * j + i1 * i1 <= i || l * l + k * k <= i) {
                Vector3 blockpos = layerCenter.add(j, 0, k);
                int id = worldIn.getBlockIdAt((int) blockpos.x, (int) blockpos.y, (int) blockpos.z);

                if (id == Block.AIR || id == Block.LEAVES) {
                    this.setBlockAndNotifyAdequately(worldIn, blockpos, this.leavesMetadata);
                }
            }
        }
    }
}
 

protected void growLeavesLayer(ChunkManager worldIn, Vector3 layerCenter, int width) {
    int i = width * width;

    for (int j = -width; j <= width; ++j) {
        for (int k = -width; k <= width; ++k) {
            if (j * j + k * k <= i) {
                Vector3 blockpos = layerCenter.add(j, 0, k);
                int id = worldIn.getBlockIdAt((int) blockpos.x, (int) blockpos.y, (int) blockpos.z);

                if (id == Block.AIR || id == Block.LEAVES) {
                    this.setBlockAndNotifyAdequately(worldIn, blockpos, this.leavesMetadata);
                }
            }
        }
    }
}
 

@Override
protected void placeTrunk(ChunkManager level, int x, int y, int z, NukkitRandom random, int trunkHeight) {
    // The base dirt block
    level.setBlockAt(x, y - 1, z, Block.DIRT);
    int radius = 2;

    for (int yy = 0; yy < trunkHeight; ++yy) {
        for (int xx = 0; xx < radius; xx++) {
            for (int zz = 0; zz < radius; zz++) {
                int blockId = level.getBlockIdAt(x, y + yy, z);
                if (this.overridable(blockId)) {
                    level.setBlockAt(x + xx, y + yy, z + zz, this.getTrunkBlock(), this.getType());
                }
            }
        }
    }
}
 

private void addHangingVine(ChunkManager worldIn, BlockVector3 pos, int meta) {
    this.addVine(worldIn, pos, meta);
    int i = 4;

    for (pos = pos.down(); i > 0 && worldIn.getBlockIdAt(pos.x, pos.y, pos.z) == Block.AIR; --i) {
        this.addVine(worldIn, pos, meta);
        pos = pos.down();
    }
}
 

private void placeLeafAt(ChunkManager worldIn, int x, int y, int z) {
    Vector3 blockpos = new Vector3(x, y, z);
    int material = worldIn.getBlockIdAt(blockpos.getFloorX(), blockpos.getFloorY(), blockpos.getFloorZ());

    if (material == Block.AIR) {
        this.setBlockAndNotifyAdequately(worldIn, blockpos, DARK_OAK_LEAVES);
    }
}
 

/**
 * returns whether or not there is dirt underneath the block where the tree will be grown.
 * It also generates dirt around the block in a 2x2 square if there is dirt underneath the blockpos.
 */
private boolean ensureDirtsUnderneath(Vector3 pos, ChunkManager worldIn) {
    Vector3 blockpos = pos.down();
    int block = worldIn.getBlockIdAt((int) blockpos.x, (int) blockpos.y, (int) blockpos.z);

    if ((block == Block.GRASS || block == Block.DIRT) && pos.getY() >= 2) {
        this.setDirtAt(worldIn, blockpos);
        this.setDirtAt(worldIn, blockpos.east());
        this.setDirtAt(worldIn, blockpos.south());
        this.setDirtAt(worldIn, blockpos.south().east());
        return true;
    } else {
        return false;
    }
}
 

private void addHangingVine(ChunkManager worldIn, BlockVector3 pos, int meta) {
    this.addVine(worldIn, pos, meta);
    int i = 4;

    for (pos = pos.down(); i > 0 && worldIn.getBlockIdAt(pos.x, pos.y, pos.z) == Block.AIR; --i) {
        this.addVine(worldIn, pos, meta);
        pos = pos.down();
    }
}
 

private void placeLeafAt(ChunkManager worldIn, int x, int y, int z) {
    Vector3 blockpos = new Vector3(x, y, z);
    int material = worldIn.getBlockIdAt(blockpos.getFloorX(), blockpos.getFloorY(), blockpos.getFloorZ());

    if (material == Block.AIR) {
        this.setBlockAndNotifyAdequately(worldIn, blockpos, DARK_OAK_LEAVES);
    }
}
 

private void addHangingVine(ChunkManager worldIn, BlockVector3 pos, int meta) {
    this.addVine(worldIn, pos, meta);
    int i = 4;

    for (pos = pos.down(); i > 0 && worldIn.getBlockIdAt(pos.x, pos.y, pos.z) == Block.AIR; --i) {
        this.addVine(worldIn, pos, meta);
        pos = pos.down();
    }
}
 

public static void growGrass(ChunkManager level, Vector3 pos, NukkitRandom random) {
    for (int i = 0; i < 128; ++i) {
        int num = 0;

        int x = pos.getFloorX();
        int y = pos.getFloorY() + 1;
        int z = pos.getFloorZ();

        while (true) {
            if (num >= i / 16) {
                if (level.getBlockIdAt(x, y, z) == Block.AIR) {
                    if (random.nextBoundedInt(8) == 0) {
                        //porktodo: biomes have specific flower types that can grow in them
                        if (random.nextBoolean()) {
                            level.setBlockAt(x, y, z, Block.DANDELION);
                        } else {
                            level.setBlockAt(x, y, z, Block.POPPY);
                        }
                    } else {
                        level.setBlockAt(x, y, z, Block.TALL_GRASS, 1);
                    }
                }

                break;
            }

            x += random.nextRange(-1, 1);
            y += random.nextRange(-1, 1) * random.nextBoundedInt(3) / 2;
            z += random.nextRange(-1, 1);

            if (level.getBlockIdAt(x, y - 1, z) != Block.GRASS || y > 255 || y < 0) {
                break;
            }

            ++num;
        }
    }
}
 

private void placeLeafAt(ChunkManager worldIn, int x, int y, int z) {
    Vector3 blockpos = new Vector3(x, y, z);
    int material = worldIn.getBlockIdAt(blockpos.getFloorX(), blockpos.getFloorY(), blockpos.getFloorZ());

    if (material == Block.AIR) {
        this.setBlockAndNotifyAdequately(worldIn, blockpos, DARK_OAK_LEAVES);
    }
}
 

protected void placeTrunk(ChunkManager level, int x, int y, int z, NukkitRandom random, int trunkHeight) {
    // The base dirt block
    level.setBlockIdAt(x, y - 1, z, Block.DIRT);

    for (int yy = 0; yy < trunkHeight; ++yy) {
        int blockId = level.getBlockIdAt(x, y + yy, z);
        if (this.overridable.containsKey(blockId)) {
            level.setBlockIdAt(x, y + yy, z, this.getTrunkBlock());
            level.setBlockDataAt(x, y + yy, z, this.getType());
        }
    }
}
 

protected void setDirtAt(ChunkManager level, Vector3 pos) {
    if (level.getBlockIdAt((int) pos.x, (int) pos.y, (int) pos.z) != Item.DIRT) {
        this.setBlockAndNotifyAdequately(level, pos, Block.get(BlockID.DIRT));
    }
}
 

/**
 * sets dirt at a specific location if it isn't already dirt
 */
protected void setDirtAt(ChunkManager level, Vector3 pos) {
    if (level.getBlockIdAt((int) pos.x, (int) pos.y, (int) pos.z) != Item.DIRT) {
        this.setBlockAndNotifyAdequately(level, pos, new BlockDirt());
    }
}
 

@Override
public void placeObject(ChunkManager level, int x, int y, int z, NukkitRandom random) {
    this.treeHeight = random.nextBoundedInt(4) + 6;

    int topSize = this.getTreeHeight() - (1 + random.nextBoundedInt(2));
    int lRadius = 2 + random.nextBoundedInt(2);

    this.placeTrunk(level, x, y, z, random, this.getTreeHeight() - random.nextBoundedInt(3));

    int radius = random.nextBoundedInt(2);
    int maxR = 1;
    int minR = 0;

    for (int yy = 0; yy <= topSize; ++yy) {
        int yyy = y + this.treeHeight - yy;

        for (int xx = x - radius; xx <= x + radius; ++xx) {
            int xOff = Math.abs(xx - x);
            for (int zz = z - radius; zz <= z + radius; ++zz) {
                int zOff = Math.abs(zz - z);
                if (xOff == radius && zOff == radius && radius > 0) {
                    continue;
                }

                if (!Block.solid[level.getBlockIdAt(xx, yyy, zz)]) {
                    level.setBlockIdAt(xx, yyy, zz, this.getLeafBlock());
                    level.setBlockDataAt(xx, yyy, zz, this.getType());
                }
            }
        }

        if (radius >= maxR) {
            radius = minR;
            minR = 1;
            if (++maxR > lRadius) {
                maxR = lRadius;
            }
        } else {
            ++radius;
        }
    }
}
 

private void placeVine(ChunkManager level, NukkitRandom random, Vector3 pos, int meta) {
    if (random.nextBoundedInt(3) > 0 && level.getBlockIdAt((int) pos.x, (int) pos.y, (int) pos.z) == 0) {
        this.setBlockAndNotifyAdequately(level, pos, new BlockVine(meta));
    }
}