213 lines
13 KiB
Plaintext
213 lines
13 KiB
Plaintext
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í 3d 2019.2.4f1 þÿÿÿ ÿÿ’3$øÌuñ옲e + Í= ^ 7 €ÿÿÿÿ € ¦ €² € Ð € ¦ € ¦ € ¦ €# ¦ €+ H €3 ÿÿÿÿ € 1 €1 €ÿÿÿÿ @ Þ € € Q €j €
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€ Þ €# ! € . €, " € €… ÿÿÿÿ# @ 1 €1 €ÿÿÿÿ$ Þ € € % . €j € & Õ €“ ÿÿÿÿ' € 1 €1 €ÿÿÿÿ( À Þ € € ) €j €ÿÿÿÿ* € H €› €ÿÿÿÿ+ € 1 €1 €ÿÿÿÿ, @ Þ € € - Q €j € . y €
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€ / Þ €# 0 € . €, 1 € €§ 2 @ ¾ €¶ 3 @ Þ €# 4 € . €, 5 € H €» ÿÿÿÿ6 € 1 €1 €ÿÿÿÿ7 @ Þ € € 8 Q €j € 9 H €Æ ÿÿÿÿ: € 1 €1 €ÿÿÿÿ; @ Þ € € < Q €j € = H €Ø ÿÿÿÿ> € 1 €1 €ÿÿÿÿ? @ Þ € € @ Q €j € A MonoImporter PPtr<EditorExtension> m_FileID m_PathID PPtr<PrefabInstance> m_ExternalObjects SourceAssetIdentifier type assembly name m_UsedFileIDs m_DefaultReferences executionOrder icon m_UserData m_AssetBundleName m_AssetBundleVariant s ÿÿ£Gñ×Ü�Z56 :!@iÁJ* � €7 €ÿÿÿÿ € ¦ €² € E € Þ € € . € € ( a € Þ € € . € € † €r € Þ € € . €
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€ H €« €ÿÿÿÿ € 1 €1 €ÿÿÿÿ @ Þ € €
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Q €j € H €ê €ÿÿÿÿ € 1 €1 €ÿÿÿÿ @ Þ € € Q €j € ñ €= ÿÿÿÿ € 1 €1 €ÿÿÿÿ € Þ € € €j €ÿÿÿÿ € H €› €ÿÿÿÿ € 1 €1 €ÿÿÿÿ @ Þ € € Q €j € y €
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€ Þ € € . € € y €Q Þ € € . € € Þ €X ! H €i ÿÿÿÿ" € 1 €1 €ÿÿÿÿ# @ Þ € € $ Q €j € % H €u ÿÿÿÿ& € 1 €1 €ÿÿÿÿ' @ Þ € € ( Q €j € ) PPtr<EditorExtension> m_FileID m_PathID PPtr<PrefabInstance> m_DefaultReferences m_Icon m_ExecutionOrder m_ClassName m_Namespace d h \ ày¯ È Œ —~—m²ÅJ¹V(c<sHÕ< Packages/com.unity.timeline/Runtime/Utilities/TimeUtility.cs ày¯ TimeUtility using System;
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using System.Text.RegularExpressions;
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namespace UnityEngine.Timeline
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{
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// Sequence specific utilities for time manipulation
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static class TimeUtility
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{
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// chosen because it will cause no rounding errors between time/frames for frames values up to at least 10 million
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public static readonly double kTimeEpsilon = 1e-14;
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public static readonly double kFrameRateEpsilon = 1e-6;
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public static readonly double k_MaxTimelineDurationInSeconds = 9e6; //104 days of running time
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static void ValidateFrameRate(double frameRate)
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{
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if (frameRate <= kTimeEpsilon)
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throw new ArgumentException("frame rate cannot be 0 or negative");
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}
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public static int ToFrames(double time, double frameRate)
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{
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ValidateFrameRate(frameRate);
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time = Math.Min(Math.Max(time, -k_MaxTimelineDurationInSeconds), k_MaxTimelineDurationInSeconds);
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double tolerance = kTimeEpsilon * time;
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if (time < 0)
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{
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return (int)Math.Ceiling(time * frameRate + tolerance);
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}
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return (int)Math.Floor(time * frameRate + tolerance);
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}
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public static double ToExactFrames(double time, double frameRate)
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{
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ValidateFrameRate(frameRate);
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return time * frameRate;
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}
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public static double FromFrames(int frames, double frameRate)
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{
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ValidateFrameRate(frameRate);
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return (frames / frameRate);
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}
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public static double FromFrames(double frames, double frameRate)
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{
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ValidateFrameRate(frameRate);
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return frames / frameRate;
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}
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public static bool OnFrameBoundary(double time, double frameRate)
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{
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return OnFrameBoundary(time, frameRate, Math.Max(time, 1) * frameRate * kTimeEpsilon);
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}
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public static bool OnFrameBoundary(double time, double frameRate, double epsilon)
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{
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ValidateFrameRate(frameRate);
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double exact = ToExactFrames(time, frameRate);
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double rounded = Math.Round(exact);
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return Math.Abs(exact - rounded) < epsilon;
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}
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public static double RoundToFrame(double time, double frameRate)
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{
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ValidateFrameRate(frameRate);
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var frameBefore = (int)Math.Floor(time * frameRate) / frameRate;
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var frameAfter = (int)Math.Ceiling(time * frameRate) / frameRate;
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return Math.Abs(time - frameBefore) < Math.Abs(time - frameAfter) ? frameBefore : frameAfter;
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}
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public static string TimeAsFrames(double timeValue, double frameRate, string format = "F2")
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{
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if (OnFrameBoundary(timeValue, frameRate)) // make integral values when on time borders
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return ToFrames(timeValue, frameRate).ToString();
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return ToExactFrames(timeValue, frameRate).ToString(format);
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}
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public static string TimeAsTimeCode(double timeValue, double frameRate, string format = "F2")
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{
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ValidateFrameRate(frameRate);
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int intTime = (int)Math.Abs(timeValue);
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int hours = intTime / 3600;
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int minutes = (intTime % 3600) / 60;
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int seconds = intTime % 60;
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string result;
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string sign = timeValue < 0 ? "-" : string.Empty;
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if (hours > 0)
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result = hours + ":" + minutes.ToString("D2") + ":" + seconds.ToString("D2");
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else if (minutes > 0)
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result = minutes + ":" + seconds.ToString("D2");
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else
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result = seconds.ToString();
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int frameDigits = (int)Math.Floor(Math.Log10(frameRate) + 1);
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// Add partial digits on the frame if needed.
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// we are testing the original value (not the truncated), because the truncation can cause rounding errors leading
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// to invalid strings for items on frame boundaries
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string frames = (ToFrames(timeValue, frameRate) - ToFrames(intTime, frameRate)).ToString().PadLeft(frameDigits, '0');
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if (!OnFrameBoundary(timeValue, frameRate))
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{
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string decimals = ToExactFrames(timeValue, frameRate).ToString(format);
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int decPlace = decimals.IndexOf('.');
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if (decPlace >= 0)
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frames += " [" + decimals.Substring(decPlace) + "]";
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}
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return sign + result + ":" + frames;
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}
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// Given a time code string, return the time in seconds
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// 1.5 -> 1.5 seconds
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// 1:1.5 -> 1 minute, 1.5 seconds
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// 1:1[.5] -> 1 second, 1.5 frames
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// 2:3:4 -> 2 minutes, 3 seconds, 4 frames
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// 1[.6] -> 1.6 frames
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public static double ParseTimeCode(string timeCode, double frameRate, double defaultValue)
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{
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timeCode = RemoveChar(timeCode, c => char.IsWhiteSpace(c));
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string[] sections = timeCode.Split(':');
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if (sections.Length == 0 || sections.Length > 4)
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return defaultValue;
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int hours = 0;
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int minutes = 0;
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double seconds = 0;
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double frames = 0;
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try
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{
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// depending on the format of the last numbers
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// seconds format
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string lastSection = sections[sections.Length - 1];
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if (Regex.Match(lastSection, @"^\d+\.\d+$").Success)
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{
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seconds = double.Parse(lastSection);
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if (sections.Length > 3) return defaultValue;
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if (sections.Length > 1) minutes = int.Parse(sections[sections.Length - 2]);
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if (sections.Length > 2) hours = int.Parse(sections[sections.Length - 3]);
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}
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// frame formats
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else
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{
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if (Regex.Match(lastSection, @"^\d+\[\.\d+\]$").Success)
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{
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string stripped = RemoveChar(lastSection, c => c == '[' || c == ']');
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frames = double.Parse(stripped);
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}
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else if (Regex.Match(lastSection, @"^\d*$").Success)
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{
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frames = int.Parse(lastSection);
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}
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else
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{
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return defaultValue;
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}
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if (sections.Length > 1) seconds = int.Parse(sections[sections.Length - 2]);
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if (sections.Length > 2) minutes = int.Parse(sections[sections.Length - 3]);
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if (sections.Length > 3) hours = int.Parse(sections[sections.Length - 4]);
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}
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}
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catch (FormatException)
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{
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return defaultValue;
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}
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return frames / frameRate + seconds + minutes * 60 + hours * 3600;
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}
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// fixes rounding errors from using single precision for length
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public static double GetAnimationClipLength(AnimationClip clip)
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{
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if (clip == null || clip.empty)
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return 0;
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double length = clip.length;
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if (clip.frameRate > 0)
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{
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double frames = Mathf.Round(clip.length * clip.frameRate);
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length = frames / clip.frameRate;
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}
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return length;
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}
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static string RemoveChar(string str, Func<char, bool> charToRemoveFunc)
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{
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var len = str.Length;
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var src = str.ToCharArray();
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var dstIdx = 0;
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for (var i = 0; i < len; i++)
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{
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if (!charToRemoveFunc(src[i]))
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src[dstIdx++] = src[i];
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}
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return new string(src, 0, dstIdx);
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