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feat(world): added BlockGravityComponent and EntityFallingBlockComponent
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| import { BlockIdentifier } from "@serenityjs/block"; | ||
| import { EntityIdentifier } from "@serenityjs/entity"; | ||
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| import { Entity } from "../../entity"; | ||
| import { EntityFallingBlockComponent } from "../entity"; | ||
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| import { BlockComponent } from "./block-component"; | ||
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| import type { Block } from "../../block"; | ||
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| class BlockGravityComponent extends BlockComponent { | ||
| public static readonly identifier = "minecraft:gravity"; | ||
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| public static readonly types = [ | ||
| BlockIdentifier.Sand, | ||
| BlockIdentifier.Gravel, | ||
| BlockIdentifier.Glowingobsidian | ||
| ]; | ||
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| public constructor(block: Block) { | ||
| super(block, BlockGravityComponent.identifier); | ||
| } | ||
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| public onUpdate(): void { | ||
| // Check if the block below is air | ||
| const below = this.block.below(); | ||
| if (!below.isAir()) return; | ||
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| // Create a new FallingBlock entity | ||
| const entity = new Entity( | ||
| EntityIdentifier.FallingBlock, | ||
| this.block.dimension | ||
| ); | ||
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| // Set the entity's position | ||
| entity.position.x = this.block.position.x + 0.5; | ||
| entity.position.y = this.block.position.y; | ||
| entity.position.z = this.block.position.z + 0.5; | ||
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| // Create a new EntityFallingBlockComponent | ||
| const component = new EntityFallingBlockComponent(entity); | ||
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| // Set the permutation of the falling block | ||
| component.setPermutation(this.block.permutation); | ||
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| // Spawn the entity | ||
| entity.spawn(); | ||
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| // Destroy the block | ||
| this.block.destroy(); | ||
| } | ||
| } | ||
|
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| export { BlockGravityComponent }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,85 @@ | ||
| import { EntityIdentifier } from "@serenityjs/entity"; | ||
| import { BlockIdentifier, type BlockPermutation } from "@serenityjs/block"; | ||
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| import { EntityComponent } from "./entity-component"; | ||
| import { EntityPhysicsComponent } from "./physics"; | ||
| import { EntityHasGravityComponent } from "./flag"; | ||
| import { EntityVariantComponent } from "./data"; | ||
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| import type { Block } from "../../block"; | ||
| import type { Entity } from "../../entity"; | ||
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| class EntityFallingBlockComponent extends EntityComponent { | ||
| public static readonly identifier = "minecraft:falling_block"; | ||
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| public static readonly types = [EntityIdentifier.FallingBlock]; | ||
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| /** | ||
| * The block permutation of the falling block. | ||
| */ | ||
| public permutation: BlockPermutation = this.entity | ||
| .getWorld() | ||
| .blocks.resolvePermutation(BlockIdentifier.Air); | ||
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| public constructor(entity: Entity) { | ||
| super(entity, EntityFallingBlockComponent.identifier); | ||
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| // Add the physics component to the entity | ||
| new EntityPhysicsComponent(entity); | ||
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| // Add the has gravity component to the entity | ||
| new EntityHasGravityComponent(entity); | ||
|
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| // Add the variant component to the entity | ||
| new EntityVariantComponent(entity); | ||
| } | ||
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| public onTick(): void { | ||
| // Check if the entity is on the ground | ||
| if (!this.entity.onGround) return; | ||
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| // Get the block position | ||
| const position = this.entity.position.floor(); | ||
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| // Get the block at the position | ||
| const block = this.entity.dimension.getBlock(position); | ||
|
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| // Try to place the falling block | ||
| this.tryPlace(block); | ||
| } | ||
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| /** | ||
| * Sets the permutation of the falling block. | ||
| * @param permutation The permutation to set. | ||
| */ | ||
| public setPermutation(permutation: BlockPermutation): void { | ||
| // Update the entity's permutation | ||
| this.permutation = permutation; | ||
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| // Update the entity's variant | ||
| const variant = this.entity.getComponent("minecraft:variant"); | ||
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| // Set the current value of the variant to the permutation's network value | ||
| variant.setCurrentValue(this.permutation.network); | ||
| } | ||
|
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| /** | ||
| * Tries to place the falling block at the given block. | ||
| * @param block The block to place the falling block at. | ||
| */ | ||
| protected tryPlace(block: Block): void { | ||
| // Check if the block is air | ||
| if (block.isAir()) { | ||
| // Set the block at the position to the falling block | ||
| block.setPermutation(this.permutation); | ||
|
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| // Destroy the falling block entity | ||
| return this.entity.despawn(); | ||
| } else { | ||
| // Check if the block is a falling block | ||
| return this.tryPlace(block.above()); | ||
| } | ||
| } | ||
| } | ||
|
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| export { EntityFallingBlockComponent }; |
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