feat(skill): 改进贝塞尔曲线弹道运动实现
- 为技能配置添加贝塞尔曲线参数控制：起始高度、中间高度和弧度系数 - 重构贝塞尔曲线控制点计算逻辑，移除冗余的水平投影计算 - 优化控制点生成算法，考虑距离、弧度系数和最小峰值高度 - 增加速度安全检查和最小时间限制，避免除零和异常情况 - 将多个射击技能从直线运动改为贝塞尔曲线运动，提供更自然的弹道效果
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panw
@@ -145,6 +145,9 @@ export interface SkillConfig {
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IType:IType, // 技能类型(近战/远程/辅助)
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RType:RType, // 技能运行类型(直线/贝塞尔/固定起点/固定终点)
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EType:EType, // 结束条件(动画结束/时间结束/距离结束/碰撞/次数结束)
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bezier_start_y?:number, // 贝塞尔起始抬升高度
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bezier_mid_y?:number, // 贝塞尔中间高度增量
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bezier_arc?:number, // 贝塞尔弧度系数
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time?:number, // timeEnd 持续时间(秒)
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kind?:SkillKind, // 主效果类型
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crt?:number, // 额外暴击率
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@@ -199,17 +202,17 @@ export const SkillSet: Record<number, SkillConfig> = {
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6101: {
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uuid:6101,name:"普通射击",sp_name:"arrow",icon:"1135",TGroup:TGroup.Enemy,readyAnm:"",endAnm:"",act:"atk",
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DTType:DTType.single,ap:100,hit_count:1,hitcd:0.2,speed:720,with:0,ready:0.1,EAnm:0,DAnm:"",IType:IType.remote,
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RType:RType.linear,EType:EType.collision,buffs:[],info:"对单个目标造成100%攻击的伤害",
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RType:RType.bezier,EType:EType.collision,bezier_start_y:20,bezier_mid_y:140,bezier_arc:1.05,buffs:[],info:"对单个目标造成100%攻击的伤害",
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},
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6102: {
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uuid:6102,name:"冰冻射击",sp_name:"arrow_blue",icon:"1135",TGroup:TGroup.Enemy,readyAnm:"",endAnm:"",act:"atk",
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DTType:DTType.single,ap:100,hit_count:1,hitcd:0.2,speed:720,with:0,ready:0.1,EAnm:0,DAnm:"",IType:IType.remote,
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RType:RType.linear,EType:EType.collision,buffs:[],info:"对单个目标造成100%攻击的伤害",
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RType:RType.bezier,EType:EType.collision,bezier_start_y:20,bezier_mid_y:150,bezier_arc:1.1,buffs:[],info:"对单个目标造成100%攻击的伤害",
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},
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6103: {
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uuid:6103,name:"暴击射击",sp_name:"arrow_red",icon:"1135",TGroup:TGroup.Enemy,readyAnm:"",endAnm:"",act:"atk",
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DTType:DTType.single,ap:100,hit_count:1,hitcd:0.2,speed:720,with:0,ready:0.1,EAnm:0,DAnm:"",IType:IType.remote,
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RType:RType.linear,EType:EType.collision,buffs:[],info:"对单个目标造成100%攻击的伤害",
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RType:RType.bezier,EType:EType.collision,bezier_start_y:20,bezier_mid_y:145,bezier_arc:1.08,buffs:[],info:"对单个目标造成100%攻击的伤害",
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},
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//大招
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6104: {
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@@ -222,12 +225,12 @@ export const SkillSet: Record<number, SkillConfig> = {
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6201: {
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uuid:6201,name:"蓝波",sp_name:"ball_blue",icon:"1126",TGroup:TGroup.Enemy,readyAnm:"",endAnm:"",act:"atk",
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DTType:DTType.single,frz:0,ap:100,hit_count:1,hitcd:0.3,speed:720,with:90,ready:0.1,EAnm:0,DAnm:"",IType:IType.remote,
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RType:RType.linear,EType:EType.collision,buffs:[],info:"对单个目标造成100%攻击的伤害,冰冻率20%",
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RType:RType.bezier,EType:EType.collision,buffs:[],info:"对单个目标造成100%攻击的伤害,冰冻率20%",
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},
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6202: {
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uuid:6202,name:"绿波",sp_name:"ball_green",icon:"1126",TGroup:TGroup.Enemy,readyAnm:"",endAnm:"",act:"atk",
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DTType:DTType.single,ap:100,hit_count:1,hitcd:0.3,speed:720,with:90,ready:0.1,EAnm:0,DAnm:"",IType:IType.remote,
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RType:RType.linear,EType:EType.collision,buffs:[],info:"对单个目标造成100%攻击的伤害",
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RType:RType.bezier,EType:EType.collision,buffs:[],info:"对单个目标造成100%攻击的伤害",
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},
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6203: {
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uuid:6203,name:"红波",sp_name:"ball_red",icon:"1126",TGroup:TGroup.Enemy,readyAnm:"",endAnm:"",act:"atk",
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@@ -65,6 +65,9 @@ export class SMoveDataComp extends ecs.Comp {
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/** 贝塞尔曲线控制点 */
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controlPoint: Vec3 = v3(0, 0, 0);
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bezierStartHeight: number = 18;
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bezierMidHeight: number = 140;
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bezierArc: number = 1;
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/** 是否自动销毁（到达目标后） */
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autoDestroy: boolean = true;
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@@ -74,6 +77,9 @@ export class SMoveDataComp extends ecs.Comp {
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this.targetPos.set(0, 0, 0);
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this.currentPos.set(0, 0, 0);
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this.controlPoint.set(0, 0, 0);
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this.bezierStartHeight = 18;
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this.bezierMidHeight = 140;
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this.bezierArc = 1;
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this.speed = 500;
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this.progress = 0;
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this.scale = 1;
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@@ -109,7 +115,8 @@ export class SMoveDataComp extends ecs.Comp {
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*/
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private calculateMoveParameters() {
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const distance = Vec3.distance(this.startPos, this.targetPos);
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this.totalTime = distance / this.speed;
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const safeSpeed = Math.max(1, this.speed);
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this.totalTime = Math.max(0.05, distance / safeSpeed);
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// 为贝塞尔移动生成控制点
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if (this.runType === RType.bezier) {
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@@ -127,12 +134,25 @@ export class SMoveDataComp extends ecs.Comp {
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// 计算垂直方向
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const direction = new Vec3();
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Vec3.subtract(direction, this.targetPos, this.startPos);
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if (direction.length() < 0.0001) {
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this.controlPoint.set(midPoint.x, midPoint.y + this.bezierMidHeight, midPoint.z);
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return;
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}
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const perpendicular = v3(-direction.y, direction.x, 0);
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perpendicular.normalize();
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// 根据scale决定控制点方向
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const offset = 100 * this.scale;
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const distance = Vec3.distance(this.startPos, this.targetPos);
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const baseOffset = Math.max(120, Math.min(220, distance * 0.35));
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const offset = baseOffset * Math.max(0.2, this.bezierArc);
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if (perpendicular.y < 0) {
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perpendicular.x *= -1;
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perpendicular.y *= -1;
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}
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Vec3.scaleAndAdd(this.controlPoint, midPoint, perpendicular, offset);
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const minPeakY = midPoint.y + Math.max(0, this.bezierMidHeight);
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if (this.controlPoint.y < minPeakY) {
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this.controlPoint.y = minPeakY;
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}
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}
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/**
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@@ -104,19 +104,17 @@ export class SMoveSystem extends ecs.ComblockSystem implements ecs.ISystemUpdate
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break;
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case RType.bezier:
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const bezierStartPos = v3(
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moveComp.startPos.x + moveComp.atk_x,
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moveComp.startPos.y + moveComp.atk_y,
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moveComp.startPos.x,
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moveComp.startPos.y + moveComp.bezierStartHeight,
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moveComp.startPos.z
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);
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const bezierTargetPos = v3(
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moveComp.targetPos.x + moveComp.atk_x,
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moveComp.targetPos.y + moveComp.atk_y,
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moveComp.targetPos.x,
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moveComp.targetPos.y + moveComp.bezierStartHeight,
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moveComp.targetPos.z
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);
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const horizonY = bezierStartPos.y;
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const finalX = this.resolveBezierFinalXByHorizon(bezierStartPos, bezierTargetPos, horizonY);
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moveComp.startPos.set(bezierStartPos);
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moveComp.targetPos.set(finalX, horizonY, bezierTargetPos.z);
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moveComp.targetPos.set(bezierTargetPos);
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node.setPosition(bezierStartPos);
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break;
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default:
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@@ -134,15 +132,6 @@ export class SMoveSystem extends ecs.ComblockSystem implements ecs.ISystemUpdate
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}
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}
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private resolveBezierFinalXByHorizon(startPos: Vec3, targetPos: Vec3, horizonY: number): number {
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const deltaY = targetPos.y - startPos.y;
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if (Math.abs(deltaY) < 0.0001) {
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return targetPos.x;
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}
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const t = (horizonY - startPos.y) / deltaY;
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return startPos.x + (targetPos.x - startPos.x) * t;
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}
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update(entity: ecs.Entity): void {
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if(!smc.mission.play ) return;
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if(smc.mission.pause) return
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@@ -180,6 +180,9 @@ export class Skill extends ecs.Entity {
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sMoveCom.scale = caster.node.scale.x < 0 ? -1 : 1;
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sMoveCom.runType = config.RType;
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sMoveCom.endType = config.EType;
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sMoveCom.bezierStartHeight = config.bezier_start_y ?? 18;
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sMoveCom.bezierMidHeight = config.bezier_mid_y ?? 140;
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sMoveCom.bezierArc = config.bezier_arc ?? 1;
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// 从SkillView获取移动参数，位置初始化由SMoveSystem统一处理
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sMoveCom.atk_x = SView.atk_x;
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sMoveCom.atk_y = SView.atk_y;
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