Java Code Examples for net.minecraft.util.math.Vec3i#getY()

public static SpongeBlockstateConverterResults convertVarintByteArrayToPackedLongArray(Vec3i size, int bits, byte[] blockStates)
{
    int volume = size.getX() * size.getY() * size.getZ();
    LitematicaBitArray bitArray = new LitematicaBitArray(bits, volume);
    PacketBuffer buf = new PacketBuffer(Unpooled.wrappedBuffer(blockStates));
    long[] blockCounts = new long[1 << bits];

    for (int i = 0; i < volume; ++i)
    {
        int id = buf.readVarInt();
        bitArray.setAt(i, id);
        ++blockCounts[id];
    }

    return new SpongeBlockstateConverterResults(bitArray.getBackingLongArray(), blockCounts);
}
 

private HashMap<Vec3i, SchematicPlacement> createGridPlacementsForPoints(SchematicPlacement basePlacement, HashSet<Vec3i> gridPoints)
{
    HashMap<Vec3i, SchematicPlacement> placements = new HashMap<>();

    if (gridPoints.isEmpty() == false)
    {
        BlockPos baseOrigin = basePlacement.getOrigin();
        Vec3i size = basePlacement.getGridSettings().getSize();
        int sizeX = size.getX();
        int sizeY = size.getY();
        int sizeZ = size.getZ();

        for (Vec3i point : gridPoints)
        {
            SchematicPlacement placement = basePlacement.copyAsFullyLoaded(true);
            placement.setOrigin(baseOrigin.add(point.getX() * sizeX, point.getY() * sizeY, point.getZ() * sizeZ));
            placement.updateEnclosingBox();
            placements.put(point, placement);
            //System.out.printf("repeat placement @ %s [%d, %d, %d]\n", placement.getOrigin(), point.getX(), point.getY(), point.getZ());
        }
    }

    return placements;
}
 

/**
 * Returns a velocity vector for an ant particle that will spawn on the given face
 * @param face The face of the block that the particle spawns on
 * @param rand An RNG, generally the world's rand
 * @param vScale The factor to scale the velocity by (if vScale = 1D, velocity values will be between -0.5D and 0.5D)
 * @return A vec3D containing the (x,y,z) initial velocities of an ant particle
 */
public static Vec3d getParticleInitVelocityForFace(EnumFacing face, Random rand, double vScale)
{
	Vec3i faceVec = face.getDirectionVec();
	return new Vec3d(
			faceVec.getX() != 0 ? 0D : (rand.nextDouble() - 0.5D) * vScale,
			faceVec.getY() != 0 ? 0D : (rand.nextDouble() - 0.5D) * vScale,
			faceVec.getZ() != 0 ? 0D : (rand.nextDouble() - 0.5D) * vScale);
}
 

protected LitematicaBlockStateContainerBase(Vec3i size, int bits)
{
    this.size = size;
    this.sizeX = size.getX();
    this.sizeY = size.getY();
    this.sizeZ = size.getZ();
    this.totalVolume = (long) this.sizeX * (long) this.sizeY * (long) this.sizeZ;
    this.sizeLayer = (long) this.sizeX * (long) this.sizeZ;

    this.setBits(bits);
}
 

public void setDefaultSize(Vec3i size)
{
    this.defaultSize = size;

    if (size.getX() > this.size.getX() ||
        size.getY() > this.size.getY() ||
        size.getZ() > this.size.getZ())
    {
        int x = Math.max(size.getX(), this.size.getX());
        int y = Math.max(size.getY(), this.size.getY());
        int z = Math.max(size.getZ(), this.size.getZ());
        this.setSize(new Vec3i(x, y, z));
    }
}
 

public static int getCoordinate(Vec3i pos, CoordinateType type)
{
    switch (type)
    {
        case X: return pos.getX();
        case Y: return pos.getY();
        case Z: return pos.getZ();
    }

    return 0;
}
 

public static Vec3i getRelativeEndPositionFromAreaSize(Vec3i size)
{
    int x = size.getX();
    int y = size.getY();
    int z = size.getZ();

    x = x >= 0 ? x - 1 : x + 1;
    y = y >= 0 ? y - 1 : y + 1;
    z = z >= 0 ? z - 1 : z + 1;

    return new Vec3i(x, y, z);
}
 

public static Vec3i getAreaSizeFromRelativeEndPositionAbs(Vec3i posEndRelative)
{
    int x = posEndRelative.getX();
    int y = posEndRelative.getY();
    int z = posEndRelative.getZ();

    x = x >= 0 ? x + 1 : x - 1;
    y = y >= 0 ? y + 1 : y - 1;
    z = z >= 0 ? z + 1 : z - 1;

    return new Vec3i(Math.abs(x), Math.abs(y), Math.abs(z));
}
 

public static Vec3i getAreaSizeFromRelativeEndPosition(Vec3i posEndRelative)
{
    int x = posEndRelative.getX();
    int y = posEndRelative.getY();
    int z = posEndRelative.getZ();

    x = x >= 0 ? x + 1 : x - 1;
    y = y >= 0 ? y + 1 : y - 1;
    z = z >= 0 ? z + 1 : z - 1;

    return new Vec3i(x, y, z);
}
 

public static void drawBlockBoxEdgeBatchedLines(BlockPos pos, EnumFacing.Axis axis, int cornerIndex, Color4f color, BufferBuilder buffer)
{
    Vec3i offset = PositionUtils.getEdgeNeighborOffsets(axis, cornerIndex)[cornerIndex];

    double minX = pos.getX() + offset.getX();
    double minY = pos.getY() + offset.getY();
    double minZ = pos.getZ() + offset.getZ();
    double maxX = pos.getX() + offset.getX() + (axis == EnumFacing.Axis.X ? 1 : 0);
    double maxY = pos.getY() + offset.getY() + (axis == EnumFacing.Axis.Y ? 1 : 0);
    double maxZ = pos.getZ() + offset.getZ() + (axis == EnumFacing.Axis.Z ? 1 : 0);

    //System.out.printf("pos: %s, axis: %s, ind: %d\n", pos, axis, cornerIndex);
    buffer.pos(minX, minY, minZ).color(color.r, color.g, color.b, color.a).endVertex();
    buffer.pos(maxX, maxY, maxZ).color(color.r, color.g, color.b, color.a).endVertex();
}
 

@Listener
public void onUpdate(EventPlayerUpdate event) {
    final Minecraft mc = Minecraft.getMinecraft();

    if (mc.player == null)
        return;

    this.holes.clear();

    final Vec3i playerPos = new Vec3i(mc.player.posX, mc.player.posY, mc.player.posZ);

    for (int x = playerPos.getX() - radius.getValue(); x < playerPos.getX() + radius.getValue(); x++) {
        for (int z = playerPos.getZ() - radius.getValue(); z < playerPos.getZ() + radius.getValue(); z++) {
            for (int y = playerPos.getY(); y > playerPos.getY() - 4; y--) {
                final BlockPos blockPos = new BlockPos(x, y, z);
                final IBlockState blockState = mc.world.getBlockState(blockPos);
                if (this.isBlockValid(blockState, blockPos)) {
                    final IBlockState downBlockState = mc.world.getBlockState(blockPos.down());
                    if (downBlockState.getBlock() == Blocks.AIR) {
                        final BlockPos downPos = blockPos.down();
                        if (this.isBlockValid(downBlockState, downPos)) {
                            this.holes.add(new Hole(downPos.getX(), downPos.getY(), downPos.getZ(), true));
                        }
                    } else {
                        this.holes.add(new Hole(blockPos.getX(), blockPos.getY(), blockPos.getZ()));
                    }
                }
            }
        }
    }
}
 

public static boolean areAllCoordinatesAtLeast(Vec3i vec, int threshold)
{
    return vec.getX() >= threshold && vec.getY() >= threshold && vec.getZ() >= threshold;
}
 

protected void renderOverlayReducedEdges(BlockPos pos, OverlayType[][][] adjTypes, OverlayType typeSelf, Color4f overlayColor, BufferBuilder bufferOverlayOutlines)
{
    OverlayType[] neighborTypes = new OverlayType[4];
    Vec3i[] neighborPositions = new Vec3i[4];
    int lines = 0;

    for (EnumFacing.Axis axis : PositionUtils.AXES_ALL)
    {
        for (int corner = 0; corner < 4; ++corner)
        {
            Vec3i[] offsets = PositionUtils.getEdgeNeighborOffsets(axis, corner);
            int index = -1;
            boolean hasCurrent = false;

            // Find the position(s) around a given edge line that have the shared greatest rendering priority
            for (int i = 0; i < 4; ++i)
            {
                Vec3i offset = offsets[i];
                OverlayType type = adjTypes[offset.getX() + 1][offset.getY() + 1][offset.getZ() + 1];

                // type NONE
                if (type == OverlayType.NONE)
                {
                    continue;
                }

                // First entry, or sharing at least the current highest found priority
                if (index == -1 || type.getRenderPriority() >= neighborTypes[index - 1].getRenderPriority())
                {
                    // Actually a new highest priority, add it as the first entry and rewind the index
                    if (index < 0 || type.getRenderPriority() > neighborTypes[index - 1].getRenderPriority())
                    {
                        index = 0;
                    }
                    // else: Same priority as a previous entry, append this position

                    //System.out.printf("plop 0 axis: %s, corner: %d, i: %d, index: %d, type: %s\n", axis, corner, i, index, type);
                    neighborPositions[index] = new Vec3i(pos.getX() + offset.getX(), pos.getY() + offset.getY(), pos.getZ() + offset.getZ());
                    neighborTypes[index] = type;
                    // The self position is the first (offset = [0, 0, 0]) in the arrays
                    hasCurrent |= (i == 0);
                    ++index;
                }
            }

            //System.out.printf("plop 1 index: %d, pos: %s\n", index, pos);
            // Found something to render, and the current block is among the highest priority for this edge
            if (index > 0 && hasCurrent)
            {
                Vec3i posTmp = new Vec3i(pos.getX(), pos.getY(), pos.getZ());
                int ind = -1;

                for (int i = 0; i < index; ++i)
                {
                    Vec3i tmp = neighborPositions[i];
                    //System.out.printf("posTmp: %s, tmp: %s\n", posTmp, tmp);

                    // Just prioritize the position to render a shared highest priority edge by the coordinates
                    if (tmp.getX() <= posTmp.getX() && tmp.getY() <= posTmp.getY() && tmp.getZ() <= posTmp.getZ())
                    {
                        posTmp = tmp;
                        ind = i;
                    }
                }

                // The current position is the one that should render this edge
                if (posTmp.getX() == pos.getX() && posTmp.getY() == pos.getY() && posTmp.getZ() == pos.getZ())
                {
                    //System.out.printf("plop 2 index: %d, ind: %d, pos: %s, off: %s\n", index, ind, pos, posTmp);
                    RenderUtils.drawBlockBoxEdgeBatchedLines(pos, axis, corner, overlayColor, bufferOverlayOutlines);
                    lines++;
                }
            }
        }
    }
    //System.out.printf("typeSelf: %s, pos: %s, lines: %d\n", typeSelf, pos, lines);
}
 

public static long getAreaVolume(Vec3i size)
{
    return (long) size.getX() * (long) size.getY() * (long) size.getZ();
}
 

public static List<MaterialListEntry> createMaterialListFor(ISchematic schematic, Collection<String> subRegions)
{
    Object2LongOpenHashMap<IBlockState> countsTotal = new Object2LongOpenHashMap<>();

    for (String regionName : subRegions)
    {
        ISchematicRegion region = schematic.getSchematicRegion(regionName);
        ILitematicaBlockStateContainer container = region != null ? region.getBlockStateContainer() : null;

        if (container != null)
        {
            if (Configs.Generic.MATERIALS_FROM_CONTAINER.getBooleanValue())
            {
                for (Map.Entry<IBlockState, Long> entry : container.getBlockCountsMap().entrySet())
                {
                    long total = entry.getValue().longValue();

                    // Don't include stale entries from the palette due to Rebuild operations etc.
                    if (total > 0)
                    {
                        countsTotal.addTo(entry.getKey(), (int) total);
                    }
                }
            }
            else
            {
                Vec3i size = container.getSize();
                final int sizeX = size.getX();
                final int sizeY = size.getY();
                final int sizeZ = size.getZ();

                for (int y = 0; y < sizeY; ++y)
                {
                    for (int z = 0; z < sizeZ; ++z)
                    {
                        for (int x = 0; x < sizeX; ++x)
                        {
                            IBlockState state = container.getBlockState(x, y, z);
                            countsTotal.addTo(state, 1);
                        }
                    }
                }
            }
        }
    }

    Minecraft mc = Minecraft.getMinecraft();

    return getMaterialList(countsTotal, countsTotal, new Object2LongOpenHashMap<>(), mc.player);
}
 

public static boolean isSizeValid(@Nullable Vec3i size)
{
    return size != null && size.getX() > 0 && size.getY() > 0 && size.getZ() > 0;
}
 

public static boolean breakBlockSimple(BlockPos pos)
{
	EnumFacing side = null;
	EnumFacing[] sides = EnumFacing.values();
	
	Vec3d eyesPos = RotationUtils.getEyesPos();
	Vec3d relCenter = getState(pos)
		.getBoundingBox(WMinecraft.getWorld(), pos).getCenter();
	Vec3d center = new Vec3d(pos).add(relCenter);
	
	Vec3d[] hitVecs = new Vec3d[sides.length];
	for(int i = 0; i < sides.length; i++)
	{
		Vec3i dirVec = sides[i].getDirectionVec();
		Vec3d relHitVec = new Vec3d(WVec3d.getX(relCenter) * dirVec.getX(),
			WVec3d.getY(relCenter) * dirVec.getY(),
			WVec3d.getZ(relCenter) * dirVec.getZ());
		hitVecs[i] = center.add(relHitVec);
	}
	
	for(int i = 0; i < sides.length; i++)
	{
		// check line of sight
		if(WMinecraft.getWorld().rayTraceBlocks(eyesPos, hitVecs[i], false,
			true, false) != null)
			continue;
		
		side = sides[i];
		break;
	}
	
	if(side == null)
	{
		double distanceSqToCenter = eyesPos.squareDistanceTo(center);
		for(int i = 0; i < sides.length; i++)
		{
			// check if side is facing towards player
			if(eyesPos.squareDistanceTo(hitVecs[i]) >= distanceSqToCenter)
				continue;
			
			side = sides[i];
			break;
		}
	}
	
	// player is inside of block, side doesn't matter
	if(side == null)
		side = sides[0];
	
	// face block
	RotationUtils.faceVectorPacket(hitVecs[side.ordinal()]);
	
	// damage block
	if(!mc.playerController.onPlayerDamageBlock(pos, side))
		return false;
	
	// swing arm
	WMinecraft.getPlayer().connection
		.sendPacket(new CPacketAnimation(EnumHand.MAIN_HAND));
	
	return true;
}
 

private boolean breakBlockSimple(BlockPos pos)
{
	Direction side = null;
	Direction[] sides = Direction.values();
	
	Vec3d eyesPos = RotationUtils.getEyesPos();
	Vec3d relCenter = BlockUtils.getBoundingBox(pos)
		.offset(-pos.getX(), -pos.getY(), -pos.getZ()).getCenter();
	Vec3d center = Vec3d.of(pos).add(relCenter);
	
	Vec3d[] hitVecs = new Vec3d[sides.length];
	for(int i = 0; i < sides.length; i++)
	{
		Vec3i dirVec = sides[i].getVector();
		Vec3d relHitVec = new Vec3d(relCenter.x * dirVec.getX(),
			relCenter.y * dirVec.getY(), relCenter.z * dirVec.getZ());
		hitVecs[i] = center.add(relHitVec);
	}
	
	for(int i = 0; i < sides.length; i++)
	{
		// check line of sight
		if(MC.world
			.rayTrace(new RayTraceContext(eyesPos, hitVecs[i],
				RayTraceContext.ShapeType.COLLIDER,
				RayTraceContext.FluidHandling.NONE, MC.player))
			.getType() != HitResult.Type.MISS)
			continue;
		
		side = sides[i];
		break;
	}
	
	if(side == null)
	{
		double distanceSqToCenter = eyesPos.squaredDistanceTo(center);
		for(int i = 0; i < sides.length; i++)
		{
			// check if side is facing towards player
			if(eyesPos.squaredDistanceTo(hitVecs[i]) >= distanceSqToCenter)
				continue;
			
			side = sides[i];
			break;
		}
	}
	
	if(side == null)
		throw new RuntimeException(
			"How could none of the sides be facing towards the player?!");
	
	// face block
	WURST.getRotationFaker().faceVectorPacket(hitVecs[side.ordinal()]);
	
	// damage block
	if(!MC.interactionManager.updateBlockBreakingProgress(pos, side))
		return false;
	
	// swing arm
	MC.player.networkHandler
		.sendPacket(new HandSwingC2SPacket(Hand.MAIN_HAND));
	
	return true;
}
 

/** 
 * construct an IV3i from a regular V3i
 */
public IterableVec3i(Vec3i vec)
{
	this(vec.getX(), vec.getY(), vec.getZ());
}
 

@SuppressWarnings("deprecation")
protected boolean readBlocksFromTag(NBTTagCompound tag)
{
    // This method was implemented based on
    // https://minecraft.gamepedia.com/Schematic_file_format
    // as it was on 2018-04-18.

    Vec3i size = this.getSize();
    final int sizeX = size.getX();
    final int sizeY = size.getY();
    final int sizeZ = size.getZ();
    final byte[] blockIdsByte = tag.getByteArray("Blocks");
    final byte[] metaArr = tag.getByteArray("Data");
    final int numBlocks = blockIdsByte.length;
    final int layerSize = sizeX * sizeZ;

    if (numBlocks != (sizeX * sizeY * sizeZ))
    {
        InfoUtils.printErrorMessage("litematica.message.error.schematic_read.schematica.schematic.invalid_block_array_size", numBlocks, sizeX, sizeY, sizeZ);
        return false;
    }

    if (numBlocks != metaArr.length)
    {
        InfoUtils.printErrorMessage("litematica.message.error.schematic_read.schematica.schematic.invalid_metadata_array_size", numBlocks, metaArr.length);
        return false;
    }

    if (this.readPaletteFromTag(tag) == false)
    {
        InfoUtils.printErrorMessage("litematica.message.error.schematic_read.schematica.palette.failed_to_read");
        return false;
    }

    if (tag.hasKey("AddBlocks", Constants.NBT.TAG_BYTE_ARRAY))
    {
        return this.readBlocks12Bit(tag, blockIdsByte, metaArr, sizeX, layerSize);
    }
    // Old Schematica format
    else if (tag.hasKey("Add", Constants.NBT.TAG_BYTE_ARRAY))
    {
        // FIXME is this array 4 or 8 bits per block?
        InfoUtils.printErrorMessage("litematica.message.error.schematic_read.schematica.old_schematica_format_not_supported");
        return false;
    }
    // No palette, use the registry IDs directly
    else
    {
        ILitematicaBlockStateContainer container = this.blockContainer;
        Block[] palette = this.palette;

        for (int i = 0; i < numBlocks; i++)
        {
            Block block = palette[blockIdsByte[i] & 0xFF];
            int x = i % sizeX;
            int y = i / layerSize;
            int z = (i % layerSize) / sizeX;
            container.setBlockState(x, y, z, block.getStateFromMeta(metaArr[i]));
        }
    }

    return true;
}