Worlds represent a dimension within the game. They are used to interact with the blocks, mobs, and other variables within that dimension.

Importing the class

Link to importing-the-class

It might be required for you to import the package if you encounter any issues (like casting an Array), so better be safe than sorry and add the import at the very top of the file.

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import crafttweaker.api.world.MCWorld;

Extending CapabilityProvider<MCWorld>

Link to extending-capabilityprovidermcworld

MCWorld extends CapabilityProvider<MCWorld>. That means all methods available in CapabilityProvider<MCWorld> are also available in MCWorld

Implemented Interfaces

Link to implemented-interfaces

MCWorld implements the following interfaces. That means all methods defined in these interfaces are also available in MCWorld

  • AutoCloseable
Result typeIs Implicit
Result type
MCBlockDisplayReader
Is Implicit
true
Result type
MCServerWorld
Is Implicit
false

Name: addEntity

add an entity to the world, return if the entity is added successfully.

Return Type: boolean

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MCWorld.addEntity(entity as MCEntity) as boolean
ParameterTypeDescription
Parameter
entity
Type
MCEntity
Description
No Description Provided

Link to asBlockDisplayReader

Name: asBlockDisplayReader

Return Type: MCBlockDisplayReader

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// MCWorld.asBlockDisplayReader() as MCBlockDisplayReader

world.asBlockDisplayReader();

Name: asServerWorld

Return Type: MCServerWorld

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// MCWorld.asServerWorld() as MCServerWorld

world.asServerWorld();

Name: destroyBlock

Destroys a block within the world.

Returns: Whether or not the block was changed.
Return Type: boolean

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// MCWorld.destroyBlock(pos as BlockPos, doDrops as boolean) as boolean

world.destroyBlock(new BlockPos(0, 1, 2), true);
ParameterTypeDescription
Parameter
pos
Type
BlockPos
Description
The position of the block.
Parameter
doDrops
Type
boolean
Description
Whether or not the block drops itself and it's loot.

Name: destroyBlock

Destroys a block within the world.

Returns: Whether or not the block was changed.
Return Type: boolean

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// MCWorld.destroyBlock(pos as BlockPos, doDrops as boolean, breaker as MCEntity) as boolean

world.destroyBlock(new BlockPos(0, 1, 2), true, player);
ParameterTypeDescription
Parameter
pos
Type
BlockPos
Description
The position of the block.
Parameter
doDrops
Type
boolean
Description
Whether or not the block drops itself and it's loot.
Parameter
breaker
Type
MCEntity
Description
The entity to break the block.

Name: getBiome

Gets the biome at a given position.

Returns: The biome at the given position.
Return Type: MCBiome

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// MCWorld.getBiome(pos as BlockPos) as MCBiome

world.getBiome(new BlockPos(0, 1, 2));
ParameterTypeDescription
Parameter
pos
Type
BlockPos
Description
The position to look up.

Name: getBlockState

Gets the block state at a given position.

Returns: The block state at the position.
Return Type: MCBlockState

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// MCWorld.getBlockState(pos as BlockPos) as MCBlockState

world.getBlockState(new BlockPos(0, 1, 2));
ParameterTypeDescription
Parameter
pos
Type
BlockPos
Description
The position to look up.

Link to getEntitiesInArea

Name: getEntitiesInArea

Gets all entities in given area, but the arguments are block poses. If pos2 is omitted, it will use pos1.add(1, 1, 1)

Returns: all entities in given area
Return Type: stdlib.List<MCEntity>

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// MCWorld.getEntitiesInArea(pos1 as BlockPos, pos2 as BlockPos) as stdlib.List<MCEntity>

world.getEntitiesInArea(new BlockPos(0, 1, 2), new BlockPos(3, 4, 5));
ParameterTypeDescriptionOptionalDefaultValue
Parameter
pos1
Type
BlockPos
Description
No Description Provided
Optional
false
DefaultValue
​
Parameter
pos2
Type
BlockPos
Description
No Description Provided
Optional
true
DefaultValue
​

Link to getEntitiesInArea

Name: getEntitiesInArea

Gets all entities in given area.

Returns: all entities in given area.
Return Type: stdlib.List<MCEntity>

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// MCWorld.getEntitiesInArea(x1 as double, y1 as double, z1 as double, x2 as double, y2 as double, z2 as double) as stdlib.List<MCEntity>

world.getEntitiesInArea(1.0, 1.0, 1.0, 11.4, 11.4, 11.4);
ParameterTypeDescription
Parameter
x1
Type
double
Description
No Description Provided
Parameter
y1
Type
double
Description
No Description Provided
Parameter
z1
Type
double
Description
No Description Provided
Parameter
x2
Type
double
Description
No Description Provided
Parameter
y2
Type
double
Description
No Description Provided
Parameter
z2
Type
double
Description
No Description Provided

Link to getEntitiesInAreaExcluding

Name: getEntitiesInAreaExcluding

Return Type: stdlib.List<MCEntity>

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// MCWorld.getEntitiesInAreaExcluding(excludingEntity as MCEntity?, predicate as Predicate<MCEntity>, pos1 as BlockPos, pos2 as BlockPos) as stdlib.List<MCEntity>

world.getEntitiesInAreaExcluding(entity, (entityIn) => entityIn.isInWater(), new BlockPos(0, 1, 2), new BlockPos(3, 4, 5));
ParameterTypeDescriptionOptionalDefaultValue
Parameter
excludingEntity
Type
MCEntity?
Description
No Description Provided
Optional
false
DefaultValue
​
Parameter
predicate
Type
Predicate<MCEntity>
Description
No Description Provided
Optional
false
DefaultValue
​
Parameter
pos1
Type
BlockPos
Description
No Description Provided
Optional
false
DefaultValue
​
Parameter
pos2
Type
BlockPos
Description
No Description Provided
Optional
true
DefaultValue
​

Link to getEntitiesInAreaExcluding

Name: getEntitiesInAreaExcluding

Gets all entities in given area, excluding the one passed into it.

Return Type: stdlib.List<MCEntity>

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// MCWorld.getEntitiesInAreaExcluding(excludingEntity as MCEntity?, x1 as double, y1 as double, z1 as double, x2 as double, y2 as double, z2 as double, predicate as Predicate<MCEntity>) as stdlib.List<MCEntity>

world.getEntitiesInAreaExcluding(entity, 1.0, 1.0, 1.0, 11.4, 11.4, 11.4, (entityIn) => entityIn.isInWater());
ParameterTypeDescription
Parameter
excludingEntity
Type
MCEntity?
Description
No Description Provided
Parameter
x1
Type
double
Description
No Description Provided
Parameter
y1
Type
double
Description
No Description Provided
Parameter
z1
Type
double
Description
No Description Provided
Parameter
x2
Type
double
Description
No Description Provided
Parameter
y2
Type
double
Description
No Description Provided
Parameter
z2
Type
double
Description
No Description Provided
Parameter
predicate
Type
Predicate<MCEntity>
Description
the entity filter

Link to getRedstonePower

Name: getRedstonePower

Gets the redstone signal strength available to a position from a given direction.

Returns: The redstone signal strength available from that direction.
Return Type: int

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// MCWorld.getRedstonePower(pos as BlockPos, direction as Direction) as int

world.getRedstonePower(new BlockPos(0, 1, 2), <direction:north>);
ParameterTypeDescription
Parameter
pos
Type
BlockPos
Description
The position to check.
Parameter
direction
Type
Direction
Description
The direction to query.

Link to getRedstonePowerFromNeighbors

Name: getRedstonePowerFromNeighbors

Gets the highest redstone signal available to a position from any of it's neighbors.

Returns: The highest redstone signal available to the position.
Return Type: int

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// MCWorld.getRedstonePowerFromNeighbors(pos as BlockPos) as int

world.getRedstonePowerFromNeighbors(new BlockPos(0, 1, 2));
ParameterTypeDescription
Parameter
pos
Type
BlockPos
Description
The position to check.

Name: getStrongPower

Gets the highest strong (direct) redstone signal of any neighboring block.

Returns: The highest strong (direct) redstone signal of all directly neighboring blocks.
Return Type: int

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// MCWorld.getStrongPower(pos as BlockPos) as int

world.getStrongPower(new BlockPos(0, 1, 2));
ParameterTypeDescription
Parameter
pos
Type
BlockPos
Description
The position to check.

Name: getTileData

Gets the tile entity data for a tile entity at a given position.

Returns: The data of the tile entity.
Return Type: IData

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// MCWorld.getTileData(pos as BlockPos) as IData

world.getTileData(new BlockPos(0, 1, 2));
ParameterTypeDescription
Parameter
pos
Type
BlockPos
Description
The position of the tile entity.

Name: getTileEntity

Return Type: MCTileEntity?

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MCWorld.getTileEntity(pos as BlockPos) as MCTileEntity?
ParameterTypeDescription
Parameter
pos
Type
BlockPos
Description
No Description Provided

Name: isAir

Checks if the block at a given position is air.

Returns: Whether or not the block is air.
Return Type: boolean

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// MCWorld.isAir(pos as BlockPos) as boolean

world.isAir(new BlockPos(0, 1, 2));
ParameterTypeDescription
Parameter
pos
Type
BlockPos
Description
The position to look up.

Name: isBlockPowered

Checks if a given position is receiving a redstone signal.

Returns: Whether or not the position is receiving a redstone signal.
Return Type: boolean

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// MCWorld.isBlockPowered(pos as BlockPos) as boolean

world.isBlockPowered(new BlockPos(0, 1, 2));
ParameterTypeDescription
Parameter
pos
Type
BlockPos
Description
The position to check.

Name: isLoaded

Checks if the block at a given position is in a loaded chunk.

Returns: Whether or not the position is in a loaded chunk.
Return Type: boolean

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// MCWorld.isLoaded(pos as BlockPos) as boolean

world.isLoaded(new BlockPos(0, 1, 2));
ParameterTypeDescription
Parameter
pos
Type
BlockPos
Description
The position to look up.

Name: isRainingAt

Checks if it is raining at a specific position. This can never be true if the position does not have direct line of sight to the sky.

Returns: Whether or not it is raining at the current position.
Return Type: boolean

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// MCWorld.isRainingAt(pos as BlockPos) as boolean

world.isRainingAt(new BlockPos(0, 1, 2));
ParameterTypeDescription
Parameter
pos
Type
BlockPos
Description
The position to check.

Name: isRemote

Checks if the world is remote. This is always true on the rendering thread.

Returns: Whether or not the world is remote.
Return Type: boolean

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// MCWorld.isRemote() as boolean

world.isRemote();

Name: playEvent

Triggers a predetermined event on the client. Using this on a server or integrated server will send the event to all nearby players.

Return Type: void

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// MCWorld.playEvent(eventId as int, pos as BlockPos, data as int) as void

world.playEvent(2005, new BlockPos(0, 1, 2), 0);
ParameterTypeDescription
Parameter
eventId
Type
int
Description
The ID of the event to play.
Parameter
pos
Type
BlockPos
Description
The position of the event.
Parameter
data
Type
int
Description
Four bytes of additional data encoded as an integer. This
is generally unused.

Name: playEvent

Triggers a predetermined event on the client. Using this on a server or integrated server will send the event to all nearby players.

Return Type: void

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// MCWorld.playEvent(excluded as MCPlayerEntity, eventId as int, pos as BlockPos, data as int) as void

world.playEvent(player, 2005, new BlockPos(0, 1, 2), 0);
ParameterTypeDescription
Parameter
excluded
Type
MCPlayerEntity
Description
An excluded player who will not receive the event.
Parameter
eventId
Type
int
Description
The ID of the event to play.
Parameter
pos
Type
BlockPos
Description
The position of the event.
Parameter
data
Type
int
Description
Four bytes of additional data encoded as an integer. This
is generally unused.

Name: rayTraceBlocks

Creates a ray trace from one vector to the other vector, which will stop at a block or a fluid.

Returns: a BlockRayTraceResult holding the result, the position and facing the ray stops.
Return Type: BlockRayTraceResult

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// MCWorld.rayTraceBlocks(startVec as MCVector3d, endVec as MCVector3d, blockMode as RayTraceBlockMode, fluidMode as RayTraceFluidMode, entity as MCEntity) as BlockRayTraceResult

world.rayTraceBlocks(new MCVector3d(0.0, 0.0, 0.0), new MCVector3d(1.1, 4.5, 1.4), RayTraceBlockMode.OUTLINE, RayTraceFluidMode.NONE, entity);
ParameterTypeDescriptionOptionalDefaultValue
Parameter
startVec
Type
MCVector3d
Description
a vector which describes the starting point
Optional
false
DefaultValue
​
Parameter
endVec
Type
MCVector3d
Description
a vector which describes the direction and length we are searching in
Optional
false
DefaultValue
​
Parameter
blockMode
Type
RayTraceBlockMode
Description
the type of block that the ray trace would stop at.
Optional
false
DefaultValue
​
Parameter
fluidMode
Type
RayTraceFluidMode
Description
the type of fluid that the ray trace would stop at.
Optional
false
DefaultValue
​
Parameter
entity
Type
MCEntity
Description
the entity for selection context
Optional
true
DefaultValue
​

Name: setBlockState

Sets the block and it's state at a given position.

Returns: Whether or not the block was changed.
Return Type: boolean

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// MCWorld.setBlockState(pos as BlockPos, state as MCBlockState) as boolean

world.setBlockState(new BlockPos(0, 1, 2), <blockstate:minecraft:iron_block>);
ParameterTypeDescription
Parameter
pos
Type
BlockPos
Description
The position to set the block at.
Parameter
state
Type
MCBlockState
Description
The new state of the block.
NombreTypeHas GetterHas SetterDescription
Nombre
dayTime
Type
boolean
Has Getter
true
Has Setter
false
Description
Checks if it is day time in the world. Different dimensions will have
different logic for how this is determined.
Nombre
difficulty
Type
string
Has Getter
true
Has Setter
false
Description
Gets the difficulty setting for the world.
Nombre
difficultyLocked
Type
boolean
Has Getter
true
Has Setter
false
Description
Checks if the difficulty of the world has been locked.
Nombre
dimension
Type
string
Has Getter
true
Has Setter
false
Description
Gets the registry name of the dimension this world represents.
Nombre
gameTime
Type
long
Has Getter
true
Has Setter
false
Description
Gets the current game time in ticks.
Nombre
hardcore
Type
boolean
Has Getter
true
Has Setter
false
Description
Checks if hardcore mode is enabled.
Nombre
nightTime
Type
boolean
Has Getter
true
Has Setter
false
Description
Checks if it is night time in the world. Different dimensions will have
different logic for how this is determined.
Nombre
raining
Type
boolean
Has Getter
true
Has Setter
false
Description
Checks if it is raining.
Nombre
random
Type
Random
Has Getter
true
Has Setter
false
Description
No Description Provided
Nombre
remote
Type
boolean
Has Getter
true
Has Setter
false
Description
Checks if the world is remote. This is always true on the rendering
thread.
Nombre
seaLevel
Type
int
Has Getter
true
Has Setter
false
Description
Gets the height of the sea level.
Nombre
thundering
Type
boolean
Has Getter
true
Has Setter
false
Description
Checks if there is a thunder storm.
Nombre
timeOfDay
Type
long
Has Getter
true
Has Setter
false
Description
Gets the current time of the day in ticks.