CameraTilt初步

Assets/Scripts/EditorGame/Base/EaseCurve/CustomCurvePresets.cs

@@ -24,5 +24,22 @@ namespace Ichni
             keys[2] = new Keyframe(totalTime, startValue, 0, 0);
             return new AnimationCurve(keys);
         }
+
+        /// <summary>
+        /// 自定义峰值点位置的抛物线曲线，在指定时间点达到最大值，两端为起始值
+        /// </summary>
+        /// <param name="totalTime">总时间</param>
+        /// <param name="startValue">起始（和结束）值</param>
+        /// <param name="peakValue">最大值</param>
+        /// <param name="peakTimePercent">最大值的比例点</param>
+        /// <returns></returns>
+        public static AnimationCurve CustomPeakTimeParabolic(float totalTime, float startValue, float peakValue, float peakTimePercent)
+        {
+            Keyframe[] keys = new Keyframe[3];
+            keys[0] = new Keyframe(0, startValue, 0, 0);
+            keys[1] = new Keyframe(totalTime * peakTimePercent, peakValue, 0, 0);
+            keys[2] = new Keyframe(totalTime, startValue, 0, 0);
+            return new AnimationCurve(keys);
+        }
     }
 }