getMultipleActors 获取场景指定区域中的多个角色

getMultipleActors

类型: MethodDeclaration

所属类: SceneContext

定义位置: scene.ts

描述

获取场景指定区域中的多个角色

返回值:目标角色列表

参数

参数名	类型	描述	默认值
\{ x, y, area = 'rectangle', width = 1, height = 1, radius = 0.5, selector = 'any', teamId = '', activation = 'active', \}	`{
/** 选择区域中心X */
x: number
/** 选择区域中心Y */
y: number
/** 选择区域类型 */
area?: 'rectangle' | 'circle'
/** 矩形区域宽度 */
width?: number
/** 矩形区域高度 */
height?: number
/** 圆形区域半径 */
radius?: number
/** 目标角色选择器 */
selector?: 'enemy' | 'friend' | 'team' | 'any'
/** 选择器队伍ID */
teamId?: string
/** 激活状态条件 */
activation?: 'active' | 'inactive' | 'either'
}`	-	-

返回值

类型: Array<Actor>

目标角色列表

源代码

位置: 第 903 行

public getMultipleActors({
    x,
    y,
    area = 'rectangle',
    width = 1,
    height = 1,
    radius = 0.5,
    selector = 'any',
    teamId = '',
    activation = 'active',
  }: {
    /** 选择区域中心X */
    x: number
    /** 选择区域中心Y */
    y: number
    /** 选择区域类型 */
    area?: 'rectangle' | 'circle'
    /** 矩形区域宽度 */
    width?: number
    /** 矩形区域高度 */
    height?: number
    /** 圆形区域半径 */
    radius?: number
    /** 目标角色选择器 */
    selector?: 'enemy' | 'friend' | 'team' | 'any'
    /** 选择器队伍ID */
    teamId?: string
    /** 激活状态条件 */
    activation?: 'active' | 'inactive' | 'either'
  }): Array<Actor> {
    const inspector = SceneContext.actorInspectors[selector]
    const teamIndex = Team.get(teamId)?.index ?? -1
    const actors = []
    let skipCond
    switch (activation) {
      case 'active':
        skipCond = false
        break
      case 'inactive':
        skipCond = true
      case 'either':
        break
    }
    switch (area) {
      case 'rectangle': {
        const halfW = width / 2
        const halfH = height / 2
        const cells = this.actor.partition.get(x - halfW, y - halfH, x + halfW, y + halfH)
        const length = cells.count
        for (let i = 0; i < length; i++) {
          for (const actor of cells[i] as Array<Actor>) {
            if (actor.active === skipCond) {
              continue
            }
            const distX = Math.abs(x - actor.x)
            const distY = Math.abs(y - actor.y)
            if (distX <= halfW && distY <= halfH && inspector(actor.teamIndex, teamIndex)) {
              actors.push(actor)
            }
          }
        }
        break
      }
      case 'circle': {
        const cells = this.actor.partition.get(x - radius, y - radius, x + radius, y + radius)
        const length = cells.count
        for (let i = 0; i < length; i++) {
          for (const actor of cells[i] as Array<Actor>) {
            if (actor.active === skipCond) {
              continue
            }
            const dist = (x - actor.x) ** 2 + (y - actor.y) ** 2
            if (dist <= radius ** 2 && inspector(actor.teamIndex, teamIndex)) {
              actors.push(actor)
            }
          }
        }
        break
      }
    }
    return actors
  }

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文档生成时间：2025/7/21 20:53:39