// Given a track, return the animation clip
internal static AnimationClip FindRecordingAnimationClipAtTime(this TrackAsset trackAsset, double time)
{
if (trackAsset == null)
return null;
AnimationTrack animTrack = trackAsset as AnimationTrack;
if (animTrack != null && !animTrack.inClipMode)
{
return animTrack.infiniteClip;
}
TimelineClip displayBackground = null;
trackAsset.FindRecordingClipAtTime(time, out displayBackground);
if (displayBackground != null)
{
if (displayBackground.recordable)
{
AnimationPlayableAsset asset = displayBackground.asset as AnimationPlayableAsset;
if (asset != null)
return asset.clip;
}
else if (animTrack == null)
{
AnimatedParameterExtensions.CreateCurvesIfRequired(displayBackground);
return displayBackground.curves;
}
}
return null;
}
static void DrawBorderOfAddedRecordingClip(Rect trackRect, TrackAsset trackAsset, Vector2 visibleTime, WindowState state)
{
if (!state.IsArmedForRecord(trackAsset))
{
return;
}
AnimationTrack animTrack = trackAsset as AnimationTrack;
if (animTrack == null || !animTrack.inClipMode)
{
return;
}
// make sure there is no clip but we can add one
TimelineClip clip = null;
if (trackAsset.FindRecordingClipAtTime(state.editSequence.time, out clip) || clip != null)
{
return;
}
float yMax = trackRect.yMax;
float yMin = trackRect.yMin;
double startGap = 0;
double endGap = 0;
trackAsset.GetGapAtTime(state.editSequence.time, out startGap, out endGap);
if (double.IsInfinity(endGap))
{
endGap = visibleTime.y;
}
if (startGap > visibleTime.y || endGap < visibleTime.x)
{
return;
}
startGap = Math.Max(startGap, visibleTime.x);
endGap = Math.Min(endGap, visibleTime.y);
float xMin = state.TimeToPixel(startGap);
float xMax = state.TimeToPixel(endGap);
Rect r = Rect.MinMaxRect(xMin, yMin, xMax, yMax);
ClipDrawer.DrawBorder(r, ClipBorder.kRecording, ClipBlends.kNone);
}
// Given a track, return the animation clip
internal static AnimationClip FindRecordingAnimationClipAtTime(this TrackAsset trackAsset, double time)
{
if (trackAsset == null)
{
return(null);
}
AnimationTrack animTrack = trackAsset as AnimationTrack;
if (animTrack != null && !animTrack.inClipMode)
{
return(animTrack.infiniteClip);
}
TimelineClip displayBackground;
trackAsset.FindRecordingClipAtTime(time, out displayBackground);
if (displayBackground != null)
{
if (displayBackground.recordable)
{
AnimationPlayableAsset asset = displayBackground.asset as AnimationPlayableAsset;
if (asset != null)
{
return(asset.clip);
}
}
else if (animTrack == null)
{
if (displayBackground.curves == null)
{
displayBackground.CreateCurves(AnimationTrackRecorder.GetUniqueRecordedClipName(displayBackground.parentTrack, TimelineClip.kDefaultCurvesName));
}
return(displayBackground.curves);
}
}
else if (trackAsset.HasAnyAnimatableParameters())
{
if (trackAsset.curves == null)
{
trackAsset.CreateCurves(AnimationTrackRecorder.GetUniqueRecordedClipName(trackAsset.timelineAsset, TrackAsset.kDefaultCurvesName));
}
return(trackAsset.curves);
}
return(null);
}
// Given an animation track, return the clip that we are currently recording to
static AnimationClip GetRecordingClip(TrackAsset asset, WindowState state, out double startTime, out double timeScale)
{
startTime = 0;
timeScale = 1;
TimelineClip displayBackground = null;
asset.FindRecordingClipAtTime(state.editSequence.time, out displayBackground);
var animClip = asset.FindRecordingAnimationClipAtTime(state.editSequence.time);
if (displayBackground != null)
{
startTime = displayBackground.start;
timeScale = displayBackground.timeScale;
}
return(animClip);
}
internal static AnimationClip FindRecordingAnimationClipAtTime(this TrackAsset trackAsset, double time)
{
AnimationClip result;
if (trackAsset == null)
{
result = null;
}
else
{
AnimationTrack animationTrack = trackAsset as AnimationTrack;
if (animationTrack != null && !animationTrack.inClipMode)
{
result = animationTrack.animClip;
}
else
{
TimelineClip timelineClip = trackAsset.FindRecordingClipAtTime(time);
if (timelineClip != null)
{
AnimationPlayableAsset animationPlayableAsset = timelineClip.asset as AnimationPlayableAsset;
if (animationPlayableAsset != null)
{
result = animationPlayableAsset.clip;
}
else
{
AnimatedParameterExtensions.CreateCurvesIfRequired(timelineClip, null);
result = timelineClip.curves;
}
}
else
{
result = null;
}
}
}
return(result);
}
public AnimationClip PrepareTrack(TrackAsset track, WindowState state, GameObject gameObject, out double startTime)
{
AnimationClip animationClip = null;
// if we are not in clip mode, we simply use the track clip
var animationTrack = (AnimationTrack)track;
// ignore recording if we are in Legacy auto mode
startTime = -1;
var parentTrack = TimelineUtility.GetSceneReferenceTrack(track) as AnimationTrack;
if (parentTrack != null && parentTrack.trackOffset == TrackOffset.Auto)
{
return(null);
}
if (!animationTrack.inClipMode)
{
var trackClip = animationTrack.GetOrCreateClip();
startTime = trackClip.frameRate * state.editSequence.time;
// Make the first key be at time 0 of the clip
if (trackClip.empty)
{
animationTrack.infiniteClipTimeOffset = 0; // state.time;
animationTrack.infiniteClipPreExtrapolation = TimelineClip.ClipExtrapolation.Hold;
animationTrack.infiniteClipPostExtrapolation = TimelineClip.ClipExtrapolation.Hold;
}
animationClip = trackClip;
}
else
{
TimelineClip activeClip = null;
// if it fails, but returns no clip, we can add one.
if (!track.FindRecordingClipAtTime(state.editSequence.time, out activeClip) && activeClip != null)
{
return(null);
}
if (activeClip == null)
{
activeClip = AddRecordableClip(track, state, state.editSequence.time);
}
var clip = activeClip.animationClip;
// flags this as the clip being recorded for the track
var clipTime = state.editSequence.time - activeClip.start;
// if we are in the past
if (clipTime < 0)
{
Undo.RegisterCompleteObjectUndo(clip, "Record Key");
UndoExtensions.RegisterTrack(track, "Prepend Key");
ShiftAnimationClip(clip, (float)-clipTime);
activeClip.start = state.editSequence.time;
activeClip.duration += -clipTime;
clipTime = 0;
}
m_ClipTime = clipTime;
recordClip = activeClip;
startTime = recordClip.ToLocalTimeUnbound(state.editSequence.time) * clip.frameRate;
m_needRebuildRects = clip.empty;
animationClip = clip;
}
m_TargetClip = animationClip;
m_CurveCount = GetCurveCount(animationClip);
m_TrackHasPreviewComponents = animationTrack.hasPreviewComponents;
return(animationClip);
}
public AnimationClip PrepareTrack(TrackAsset track, TimelineWindow.TimelineState state, GameObject gameObject, out double startTime)
{
AnimationTrack animationTrack = (AnimationTrack)track;
AnimationClip result;
if (!animationTrack.inClipMode)
{
AnimationClip orCreateClip = animationTrack.GetOrCreateClip();
startTime = (double)orCreateClip.get_frameRate() * state.time;
if (!this.m_TracksToProcess.Contains(animationTrack))
{
this.m_TracksToProcess.Add(animationTrack);
}
this.m_RebindList.Add(gameObject);
if (orCreateClip.get_empty())
{
animationTrack.openClipTimeOffset = 0.0;
animationTrack.openClipPreExtrapolation = TimelineClip.ClipExtrapolation.Hold;
animationTrack.openClipPostExtrapolation = TimelineClip.ClipExtrapolation.Hold;
}
result = orCreateClip;
}
else
{
TimelineClip timelineClip = AnimationTrackRecorder.GetRecordingClipForTrack(track, state);
if (timelineClip == null)
{
timelineClip = track.FindRecordingClipAtTime(state.time);
}
List <TimelineClip> list = (from x in track.clips
where x.start <= state.time && x.end >= state.time
select x).ToList <TimelineClip>();
if (timelineClip == null)
{
if (list.Count != 0)
{
if (list.Count > 0)
{
if (list.Any((TimelineClip x) => x.recordable))
{
goto IL_12A;
}
}
Debug.LogWarning("Cannot record on top of an imported animation clip");
startTime = -1.0;
result = null;
return(result);
}
IL_12A:
timelineClip = AnimationTrackRecorder.AddRecordableClip(track, state);
timelineClip.start = state.time;
this.m_RebindList.Add(gameObject);
}
AnimationClip animationClip = timelineClip.animationClip;
double num = state.time - timelineClip.start;
if (num < 0.0)
{
Undo.RegisterCompleteObjectUndo(animationClip, "Record Key");
TimelineUndo.PushUndo(track, "Prepend Key");
AnimationTrackRecorder.ShiftAnimationClip(animationClip, (float)(-(float)num));
timelineClip.start = state.time;
timelineClip.duration += -num;
num = 0.0;
this.m_RefreshState = true;
}
this.m_ClipTime = num;
this.recordClip = timelineClip;
startTime = (double)TimeUtility.ToFrames(this.recordClip.ToLocalTimeUnbound(state.time), (double)animationClip.get_frameRate());
this.m_needRebuildRects = animationClip.get_empty();
result = animationClip;
}
return(result);
}
private static TimelineClip GetRecordingClipForTrack(TrackAsset track, TimelineWindow.TimelineState state)
{
return(track.FindRecordingClipAtTime(state.time));
}