File size: 7,103 Bytes
18a519f | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 | using System;
using System.Collections.Generic;
using System.Linq;
using UnityEngine;
using UnityEngine.Playables;
using UnityEngine.Timeline;
namespace UnityEditor.Timeline
{
class SequenceState : ISequenceState
{
readonly WindowState m_WindowState;
readonly SequenceState m_ParentSequence;
double m_Time;
Range? m_CachedEvaluableRange;
public TimelineAsset asset { get; }
public PlayableDirector director { get; }
public TimelineClip hostClip { get; }
public double start { get; }
public double timeScale { get; }
public bool isAssetOnly { get; set; }
public double duration
{
get
{
if (asset == null)
return 0.0;
var assetDuration = asset.durationMode == TimelineAsset.DurationMode.FixedLength ? asset.fixedDuration : asset.duration;
return hostClip == null ? assetDuration : Math.Min(hostClip.duration, assetDuration);
}
}
[NonSerialized] List<UnityEngine.Object> m_CachedChildAssets;
public List<UnityEngine.Object> cachedChildAssets
{
get
{
if (m_CachedChildAssets == null && asset != null)
{
m_CachedChildAssets = AssetDatabase.LoadAllAssetsAtPath(AssetDatabase.GetAssetPath(asset)).ToList();
}
return m_CachedChildAssets;
}
}
public void InvalidateChildAssetCache()
{
m_CachedChildAssets = null;
}
bool? m_IsReadOnly;
public bool isReadOnly
{
get
{
if (!m_IsReadOnly.HasValue)
m_IsReadOnly = FileUtility.IsReadOnly(asset);
return m_IsReadOnly.Value;
}
}
public void ResetIsReadOnly()
{
m_IsReadOnly = null;
}
public TimelineAssetViewModel viewModel
{
get
{
return TimelineWindowViewPrefs.GetOrCreateViewModel(asset);
}
}
public double time
{
get
{
if (m_ParentSequence != null)
return hostClip.ToLocalTimeUnbound(m_ParentSequence.time);
return GetLocalTime();
}
set
{
var correctedValue = Math.Min(value, TimeUtility.k_MaxTimelineDurationInSeconds);
viewModel.windowTime = correctedValue;
if (m_ParentSequence != null)
m_ParentSequence.time = hostClip.FromLocalTimeUnbound(correctedValue);
else
SetLocalTime(correctedValue);
}
}
public int frame
{
get { return TimeUtility.ToFrames(time, frameRate); }
set { time = TimeUtility.FromFrames(Mathf.Max(0, value), frameRate); }
}
public double frameRate
{
get
{
if (asset != null)
return asset.editorSettings.frameRate;
return TimelineAsset.EditorSettings.kDefaultFrameRate;
}
set
{
var settings = asset.editorSettings;
if (Math.Abs(settings.frameRate - value) > TimeUtility.kFrameRateEpsilon)
{
settings.frameRate = Math.Max(value, TimeUtility.kFrameRateEpsilon);
EditorUtility.SetDirty(asset);
}
}
}
public SequenceState(WindowState windowState, TimelineAsset asset, PlayableDirector director, TimelineClip hostClip, SequenceState parentSequence)
{
m_WindowState = windowState;
m_ParentSequence = parentSequence;
this.asset = asset;
this.director = director;
this.hostClip = hostClip;
isAssetOnly = asset != null && director == null;
start = hostClip == null ? 0.0 : hostClip.start;
timeScale = hostClip == null ? 1.0 : hostClip.timeScale * parentSequence.timeScale;
if (asset != null)
{
asset.AssetModifiedOnDisk += AssetOnAssetModifiedOnDisk;
}
}
void AssetOnAssetModifiedOnDisk()
{
m_WindowState?.Refresh();
}
public Range GetEvaluableRange()
{
if (hostClip == null)
return new Range
{
start = 0.0,
end = duration
};
if (!m_CachedEvaluableRange.HasValue)
{
var globalRange = GetGlobalEvaluableRange();
m_CachedEvaluableRange = new Range
{
start = ToLocalTime(globalRange.start),
end = ToLocalTime(globalRange.end)
};
}
return m_CachedEvaluableRange.Value;
}
public double ToGlobalTime(double t)
{
if (hostClip == null)
return t;
return m_ParentSequence.ToGlobalTime(hostClip.FromLocalTimeUnbound(t));
}
public double ToLocalTime(double t)
{
if (hostClip == null)
return t;
return hostClip.ToLocalTimeUnbound(m_ParentSequence.ToLocalTime(t));
}
double GetLocalTime()
{
if (!m_WindowState.previewMode && !Application.isPlaying)
return viewModel.windowTime;
// the time needs to always be synchronized with the director
if (director != null)
m_Time = director.time;
return m_Time;
}
void SetLocalTime(double newTime)
{
// do this prior to the calback, because the callback pulls from the get
if (director != null)
director.time = newTime;
if (Math.Abs(m_Time - newTime) > TimeUtility.kTimeEpsilon)
{
m_Time = newTime;
m_WindowState.InvokeTimeChangeCallback();
}
}
Range GetGlobalEvaluableRange()
{
if (hostClip == null)
return new Range
{
start = 0.0,
end = duration
};
var currentRange = new Range
{
start = hostClip.ToLocalTimeUnbound(ToGlobalTime(hostClip.start)),
end = hostClip.ToLocalTimeUnbound(ToGlobalTime(hostClip.end))
};
return Range.Intersection(currentRange, m_ParentSequence.GetGlobalEvaluableRange());
}
public void Dispose()
{
if (asset != null)
{
asset.AssetModifiedOnDisk -= AssetOnAssetModifiedOnDisk;
}
TimelineWindowViewPrefs.SaveViewModel(asset);
}
}
}
|