Examples with Item net.minecraft.server.v1_12_R1.Item used on opensource projects

Example 31 with Item

use of net.minecraft.server.v1_12_R1.Item in project SilkSpawners by timbru31.

the class NMSHandler method setSpawnersUnstackable.

@Override
public void setSpawnersUnstackable() {
    try {
        final Item spawner = IRegistry.ITEM.get(new MinecraftKey(NAMESPACED_SPAWNER_ID));
        final Field maxStackSize = Item.class.getDeclaredField("maxStackSize");
        maxStackSize.setAccessible(true);
        maxStackSize.set(spawner, 1);
    } catch (NoSuchFieldException | SecurityException | IllegalArgumentException | IllegalAccessException e) {
        e.printStackTrace();
    }
}

Example 32 with Item

use of net.minecraft.server.v1_12_R1.Item in project SilkSpawners by timbru31.

the class NMSHandler method setSpawnersUnstackable.

@Override
public void setSpawnersUnstackable() {
    try {
        final Item spawner = IRegistry.ITEM.get(new MinecraftKey(NAMESPACED_SPAWNER_ID));
        final Field maxStackSize = Item.class.getDeclaredField("maxStackSize");
        maxStackSize.setAccessible(true);
        maxStackSize.set(spawner, 1);
    } catch (NoSuchFieldException | SecurityException | IllegalArgumentException | IllegalAccessException e) {
        e.printStackTrace();
    }
}

Example 33 with Item

use of net.minecraft.server.v1_12_R1.Item in project SilkSpawners by timbru31.

the class NMSHandler method setSpawnersUnstackable.

@Override
public void setSpawnersUnstackable() {
    try {
        final Item spawner = IRegistry.ITEM.get(new MinecraftKey(NAMESPACED_SPAWNER_ID));
        final Field maxStackSize = Item.class.getDeclaredField("maxStackSize");
        maxStackSize.setAccessible(true);
        maxStackSize.set(spawner, 1);
    } catch (NoSuchFieldException | SecurityException | IllegalArgumentException | IllegalAccessException e) {
        e.printStackTrace();
    }
}

Example 34 with Item

use of net.minecraft.server.v1_12_R1.Item in project custom-items-gradle by knokko.

the class CustomItemNBT method getDurability.

/**
 * Gets the remaining custom durability of this item stack. If no custom
 * durability was stored in the custom item nbt, this method returns null.
 *
 * @throws UnsupportedOperationException If this item doesn't have custom item nbt
 */
public Long getDurability() throws UnsupportedOperationException {
    assertOurNBT();
    NBTTagCompound ourTag = getOurTag();
    if (!ourTag.hasKey(DURABILITY))
        return null;
    return getOurTag().getLong(DURABILITY);
}

Example 35 with Item

use of net.minecraft.server.v1_12_R1.Item in project custom-items-gradle by knokko.

the class Raytracer method raytrace.

/**
 * <p>Performs a raytrace from {@code startLocation} towards {@code startLocation + vector}.
 * The {@code vector} determines both the direction and the maximum distance of the raytrace!</p>
 *
 * <p>If an intersection with any block or entity was found, a RaytraceResult representing the intersection
 * that is closest to {@code startLocation} will be returned. If no such intersection was found, this
 * method will return null.</p>
 *
 * <p>Entities included in {@code entitiesToExclude} and dropped item entities will be ignored by
 * the raytrace.</p>
 *
 * @param startLocation The location from which the raytrace will start
 * @param vector The direction and maximum distance of the raytrace
 * @param entitiesToExclude An array of entities that will be ignored by this raytrace, may contain null
 * @return A RaytraceResult for the nearest intersection, or null if no intersection was found
 */
public static RaytraceResult raytrace(Location startLocation, Vector vector, Entity... entitiesToExclude) {
    // Important variables
    World world = startLocation.getWorld();
    Vec3D rayStart = new Vec3D(startLocation.getX(), startLocation.getY(), startLocation.getZ());
    Vec3D velocityVec = new Vec3D(vector.getX(), vector.getY(), vector.getZ());
    Vec3D rayEnd = new Vec3D(rayStart.x + velocityVec.x, rayStart.y + velocityVec.y, rayStart.z + velocityVec.z);
    CraftWorld craftWorld = (CraftWorld) world;
    WorldServer nmsWorld = craftWorld.getHandle();
    // Start with infinity to make sure that any other distance will be shorter
    double nearestDistanceSq = Double.POSITIVE_INFINITY;
    Vec3D intersectionPos = null;
    // The block raytrace
    MovingObjectPosition rayResult = nmsWorld.rayTrace(rayStart, rayEnd, true, true, false);
    if (rayResult != null && rayResult.type == EnumMovingObjectType.BLOCK) {
        double blockDistanceSq = rayResult.pos.distanceSquared(rayStart);
        if (blockDistanceSq < vector.lengthSquared()) {
            intersectionPos = rayResult.pos;
            nearestDistanceSq = blockDistanceSq;
        }
    }
    // The entity raytrace
    AxisAlignedBB movementBB = new AxisAlignedBB(rayStart.x, rayStart.y, rayStart.z, rayEnd.x, rayEnd.y, rayEnd.z);
    List<net.minecraft.server.v1_12_R1.Entity> nmsEntityList = nmsWorld.getEntities(null, movementBB);
    net.minecraft.server.v1_12_R1.Entity intersectedEntity = null;
    entityListLoop: for (net.minecraft.server.v1_12_R1.Entity nmsEntity : nmsEntityList) {
        // It's currently convenient to ignore dropped items
        if (nmsEntity instanceof EntityItem)
            continue entityListLoop;
        // Since the entities in entitiesToExclude could be null, it's important to call equals() on craftEntity
        CraftEntity craftEntity = nmsEntity.getBukkitEntity();
        for (Entity exclude : entitiesToExclude) if (craftEntity.equals(exclude))
            continue entityListLoop;
        // Check if we intersect this entity and check if the distance to it is smaller than the nearest distance so far
        MovingObjectPosition entityIntersection = nmsEntity.getBoundingBox().b(rayStart, rayEnd);
        if (entityIntersection != null) {
            double distanceSq = rayStart.distanceSquared(entityIntersection.pos);
            if (distanceSq < nearestDistanceSq) {
                nearestDistanceSq = distanceSq;
                intersectedEntity = nmsEntity;
                intersectionPos = entityIntersection.pos;
            }
        }
    }
    // Determining the final result
    if (nearestDistanceSq < Double.POSITIVE_INFINITY) {
        Location hitLocation = new Location(world, intersectionPos.x, intersectionPos.y, intersectionPos.z);
        if (intersectedEntity != null) {
            return RaytraceResult.hitEntity(intersectedEntity.getBukkitEntity(), hitLocation);
        } else {
            return RaytraceResult.hitBlock(hitLocation);
        }
    } else {
        return null;
    }
}