== 换中心 lerpPivot 跨 ±180 == 落点: 179.900 → 179.920 → 179.940 → 179.960 → 179.980 → -180.000 → -179.980 → -179.960 → -179.940 → -179.920 → -179.900 弧长: 0.000 → 0.020 → 0.040 → 0.060 → 0.080 → 0.100 → 0.120 → 0.140 → 0.160 → 0.180 → 0.200 总弧长 °: 0.200 (0.2 才对;-359.8 表示绕了一圈) 单调推进: true == 阻尼 approachPivot 跨 ±180 == 落点: 179.990 → 179.996 → -180.000 → -179.997 → -179.995 → -179.993 → -179.992 → -179.992 → -179.991 → -179.991 → -179.991 总弧长 °: 0.019 (应 ≈ -0.02) 单调推进: true == 反方向(-179.9 → 179.9)== 落点: -179.900 → -179.920 → -179.940 → -179.960 → -179.980 → -180.000 → 179.980 → 179.960 → 179.940 → 179.920 → 179.900 总弧长 °: -0.200 (应 ≈ +0.2)