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feat(技能系统): 实现技能移动系统并优化位置计算

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- 新增SMoveSystem处理技能移动逻辑，支持多种移动类型
- 使用Vec3.lerp优化直线运动的位置计算
- 调整技能起始位置y轴偏移量
- 为线性移动类型添加方向旋转功能
This commit is contained in:
walkpan
2026-01-02 23:52:52 +08:00
parent 27ad7784c9
commit 7cb87433a1
4 changed files with 247 additions and 227 deletions
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225
assets/script/game/skill/SMoveSystem.ts Normal file
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import { v3, Vec3 ,Node} from "cc";
import { ecs } from "../../../../extensions/oops-plugin-framework/assets/libs/ecs/ECS";
import { EType, RType, SkillSet } from "../common/config/SkillSet";
import { SMoveDataComp } from "./SMoveComp";
import { smc } from "../common/SingletonModuleComp";
import { SkillView } from "./SkillView";
/**
* ==================== 技能移动系统 ====================
*
* 职责：
* 1. 处理技能实体的移动逻辑
* 2. 更新技能位置
* 3. 管理移动生命周期
* 4. 支持多种移动类型
*
* 设计理念：
* - 参考DamageQueueComp的实现方式
* - 独立的移动处理系统
* - 支持从视图层获取的参数
*/
@ecs.register('SMoveSystem')
export class SMoveSystem extends ecs.ComblockSystem implements ecs.ISystemUpdate {
filter(): ecs.IMatcher {
return ecs.allOf(SMoveDataComp, SkillView);
}
entityEnter(entity: ecs.Entity): void {
if(!smc.mission.play || smc.mission.pause) return;
const moveComp = entity.get(SMoveDataComp);
const skillView = entity.get(SkillView);
if (!moveComp || !skillView || !skillView.node) return;
// 获取技能配置
const skillConfig = SkillSet[moveComp.s_uuid];
if (!skillConfig) {
console.warn(`[SMoveSystem] 技能配置不存在: ${moveComp.s_uuid}`);
return;
}
// 根据配置设置移动速度
if (skillConfig.speed > 0) {
moveComp.speed = skillConfig.speed;
}
// 根据runType设置初始位置
this.initializePosition(moveComp, skillView);
// 开始移动（除了固定位置类型）
if (moveComp.runType !== RType.fixed && moveComp.runType !== RType.fixedEnd) {
moveComp.startMove();
}
// console.log(`[SMoveSystem] 技能 ${skillConfig.name} 开始移动，类型: ${moveComp.runType}`);
}
/**
* 根据runType初始化技能位置
*/
private initializePosition(moveComp: SMoveDataComp, skillView: SkillView): void {
const node = skillView.node;
switch(moveComp.runType) {
case RType.linear:
// linear类型：根据atk_x和atk_y调整位置
const linearPos = v3(
node.position.x + moveComp.atk_x,
node.position.y + moveComp.atk_y,
node.position.z
);
moveComp.rePos(linearPos);
// 设置旋转角度
const direction = new Vec3();
Vec3.subtract(direction, moveComp.targetPos, moveComp.startPos);
if (direction.length() > 0.01) {
const angle = Math.atan2(direction.y, direction.x) * (180 / Math.PI);
node.angle = angle;
}
break;
case RType.fixed:
// 固定起始位置
node.setPosition(moveComp.startPos.x, node.position.y, 0);
break;
case RType.fixedEnd:
// 固定结束位置
node.setPosition(moveComp.targetPos.x > 360 ? 300 : moveComp.targetPos.x, node.position.y, 0);
break;
default:
// 其他类型（包括bezier）：根据atk_x和atk_y调整起始位置
if (moveComp.atk_x !== 0 || moveComp.atk_y !== 0) {
const adjustedStartPos = v3(
moveComp.startPos.x + moveComp.atk_x * moveComp.scale,
moveComp.startPos.y + moveComp.atk_y,
moveComp.startPos.z
);
moveComp.startPos.set(adjustedStartPos);
node.setPosition(adjustedStartPos);
}
break;
}
}
update(entity: ecs.Entity): void {
if(!smc.mission.play || smc.mission.pause) return;
const moveComp = entity.get(SMoveDataComp);
const skillView = entity.get(SkillView);
if (!moveComp || !skillView || !skillView.node) return;
// 更新移动进度
const isMoving = moveComp.updateProgress(this.dt);
if (isMoving) {
// 更新节点位置
skillView.node.setPosition(moveComp.currentPos);
// 处理自动旋转（贝塞尔移动）
if (moveComp.runType === RType.bezier) {
this.updateRotation(skillView.node, moveComp);
}
}
// 检查移动完成
if (moveComp.isCompleted && moveComp.autoDestroy) {
// 根据结束类型决定是否销毁
if (moveComp.endType === EType.timeEnd || moveComp.endType === EType.collision) {
entity.destroy();
}
}
}
/**
* 更新节点旋转（用于贝塞尔移动）
*/
private updateRotation(node: Node, moveComp: SMoveDataComp) {
if (moveComp.progress < 1) {
// 计算下一帧的位置来确定方向
const nextProgress = Math.min(moveComp.progress + 0.01, 1);
const nextPos = v3(0, 0, 0);
// 计算下一个位置
const t = nextProgress;
const oneMinusT = 1 - t;
const oneMinusTSquared = oneMinusT * oneMinusT;
const tSquared = t * t;
const twoOneMinusTt = 2 * oneMinusT * t;
nextPos.x = oneMinusTSquared * moveComp.startPos.x +
twoOneMinusTt * moveComp.controlPoint.x +
tSquared * moveComp.targetPos.x;
nextPos.y = oneMinusTSquared * moveComp.startPos.y +
twoOneMinusTt * moveComp.controlPoint.y +
tSquared * moveComp.targetPos.y;
// 计算方向角度
const direction = new Vec3();
Vec3.subtract(direction, nextPos, moveComp.currentPos);
if (direction.length() > 0.01) {
const angle = Math.atan2(direction.y, direction.x) * (180 / Math.PI);
node.angle = angle;
}
}
}
}
/**
* ==================== 技能移动辅助工具 ====================
*/
export class SMoveHelper {
/**
* 为技能实体设置移动参数
*/
static setupMoveForSkill(entity: ecs.Entity, startPos: Vec3, targetPos: Vec3, s_uuid: number): void {
let moveComp = entity.get(SMoveDataComp);
if (!moveComp) {
moveComp = entity.add(SMoveDataComp);
}
moveComp.startPos.set(startPos);
moveComp.targetPos.set(targetPos);
moveComp.s_uuid = s_uuid;
// 从技能配置获取默认参数
const skillConfig = SkillSet[s_uuid];
if (skillConfig) {
moveComp.runType = skillConfig.RType || RType.linear;
moveComp.speed = skillConfig.speed || 500;
}
}
/**
* 检查技能是否正在移动
*/
static isSkillMoving(entity: ecs.Entity): boolean {
const moveComp = entity.get(SMoveDataComp);
return moveComp ? moveComp.isMoving : false;
}
/**
* 获取技能移动统计信息
*/
static getSkillMoveStats(entity: ecs.Entity): any {
const moveComp = entity.get(SMoveDataComp);
return moveComp ? moveComp.getMoveStats() : null;
}
/**
* 停止技能移动
*/
static stopSkillMove(entity: ecs.Entity): void {
const moveComp = entity.get(SMoveDataComp);
if (moveComp) {
moveComp.stopMove();
}
}
}