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

assets/script/game/skill/SMoveComp.ts

@@ -65,6 +65,9 @@ export class SMoveDataComp extends ecs.Comp {
     
     /** 贝塞尔曲线控制点 */
     controlPoint: Vec3 = v3(0, 0, 0);
+    bezierStartHeight: number = 18;
+    bezierMidHeight: number = 140;
+    bezierArc: number = 1;
     
     /** 是否自动销毁（到达目标后） */
     autoDestroy: boolean = true;
@@ -74,6 +77,9 @@ export class SMoveDataComp extends ecs.Comp {
         this.targetPos.set(0, 0, 0);
         this.currentPos.set(0, 0, 0);
         this.controlPoint.set(0, 0, 0);
+        this.bezierStartHeight = 18;
+        this.bezierMidHeight = 140;
+        this.bezierArc = 1;
         this.speed = 500;
         this.progress = 0;
         this.scale = 1;
@@ -109,7 +115,8 @@ export class SMoveDataComp extends ecs.Comp {
      */
     private calculateMoveParameters() {
         const distance = Vec3.distance(this.startPos, this.targetPos);
-        this.totalTime = distance / this.speed;
+        const safeSpeed = Math.max(1, this.speed);
+        this.totalTime = Math.max(0.05, distance / safeSpeed);
         
         // 为贝塞尔移动生成控制点
         if (this.runType === RType.bezier) {
@@ -127,12 +134,25 @@ export class SMoveDataComp extends ecs.Comp {
         // 计算垂直方向
         const direction = new Vec3();
         Vec3.subtract(direction, this.targetPos, this.startPos);
+        if (direction.length() < 0.0001) {
+            this.controlPoint.set(midPoint.x, midPoint.y + this.bezierMidHeight, midPoint.z);
+            return;
+        }
         const perpendicular = v3(-direction.y, direction.x, 0);
         perpendicular.normalize();
         
-        // 根据scale决定控制点方向
-        const offset = 100 * this.scale;
+        const distance = Vec3.distance(this.startPos, this.targetPos);
+        const baseOffset = Math.max(120, Math.min(220, distance * 0.35));
+        const offset = baseOffset * Math.max(0.2, this.bezierArc);
+        if (perpendicular.y < 0) {
+            perpendicular.x *= -1;
+            perpendicular.y *= -1;
+        }
         Vec3.scaleAndAdd(this.controlPoint, midPoint, perpendicular, offset);
+        const minPeakY = midPoint.y + Math.max(0, this.bezierMidHeight);
+        if (this.controlPoint.y < minPeakY) {
+            this.controlPoint.y = minPeakY;
+        }
     }
     
     /**