handleActorCollisions 处理角色与角色之间的碰撞

handleActorCollisions

类型: MethodDeclaration

所属类: ActorCollider

定义位置: actor.ts

描述

处理角色与角色之间的碰撞

返回值

类型: void

源代码

位置: 第 1624 行

public static handleActorCollisions(): void {
    if (ActorCollider.actorCollisionEnabled === false) return
    const {partition} = Scene.actor
    const {width, height, cells} = partition
    const {length} = cells

    // 计算同一个区间的角色碰撞
    for (let i = 0; i < length; i++) {
      const cell = cells[i]
      const length = cell.length
      for (let si = 0; si < length; si++) {
        const sActor = cell[si]
        if (sActor.collider.weight === 0) continue
        for (let di = si + 1; di < length; di++) {
          ActorCollider.handleCollisionBetweenTwoActors(sActor, cell[di])
        }
      }
    }

    // 计算左右区间的角色碰撞
    const ex = width - 1
    for (let y = 0; y < height; y++) {
      for (let x = 0; x < ex; x++) {
        const i = x + y * width
        ActorCollider.handleCollisionsBetweenTwoCells(cells[i], cells[i + 1])
      }
    }

    // 计算上下区间的角色碰撞
    const ey = height - 1
    for (let x = 0; x < width; x++) {
      for (let y = 0; y < ey; y++) {
        const i = x + y * width
        ActorCollider.handleCollisionsBetweenTwoCells(cells[i], cells[i + width])
      }
    }

    // 计算左上到右下区间的角色碰撞
    const lowerRight = width + 1
    for (let i = 0; i < ex; i++) {
      const end = Math.min(ex - i, ey)
      for (let x = i, y = 0; y < end; x++, y++) {
        const i = x + y * width
        ActorCollider.handleCollisionsBetweenTwoCells(cells[i], cells[i + lowerRight])
      }
    }
    for (let i = 1; i < ey; i++) {
      const end = Math.min(ex, ey - i)
      for (let x = 0, y = i; x < end; x++, y++) {
        const i = x + y * width
        ActorCollider.handleCollisionsBetweenTwoCells(cells[i], cells[i + lowerRight])
      }
    }

    // 计算右上到左下区间的角色碰撞
    const lowerLeft = width - 1
    for (let i = ex; i > 0; i--) {
      const end = Math.min(i, ey)
      for (let x = i, y = 0; y < end; x--, y++) {
        const i = x + y * width
        ActorCollider.handleCollisionsBetweenTwoCells(cells[i], cells[i + lowerLeft])
      }
    }
    for (let i = 1; i < ey; i++) {
      const end = Math.min(ex + i, ey)
      for (let x = ex, y = i; y < end; x--, y++) {
        const i = x + y * width
        ActorCollider.handleCollisionsBetweenTwoCells(cells[i], cells[i + lowerLeft])
      }
    }
  }

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文档生成时间：2025/7/21 20:53:38