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补充v2.1的一些实现，与v3.x版本一致

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This commit is contained in:
ww-rm
2025-05-27 15:54:57 +08:00
parent cd652a72a1
commit d0f629d9ba
5 changed files with 198 additions and 51 deletions
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219
SpineRuntimes/SpineRuntime21/AnimationState.cs
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@@ -29,13 +29,17 @@
*****************************************************************************/
using System;
using System.Collections;
using System.Collections.Generic;
using System.Text;
namespace SpineRuntime21 {
public class AnimationState {
private AnimationStateData data;
private List<TrackEntry> tracks = new List<TrackEntry>();
static readonly Animation EmptyAnimation = new Animation("<empty>", new List<Timeline>(), 0);
private AnimationStateData data;
Pool<TrackEntry> trackEntryPool = new Pool<TrackEntry>();
private List<TrackEntry> tracks = new List<TrackEntry>();
private List<Event> events = new List<Event>();
private float timeScale = 1;
@@ -43,15 +47,11 @@ namespace SpineRuntime21 {
public float TimeScale { get { return timeScale; } set { timeScale = value; } }
public List<TrackEntry> Tracks => tracks;
public delegate void StartEndDelegate(AnimationState state, int trackIndex);
public event StartEndDelegate Start;
public event StartEndDelegate End;
public delegate void TrackEntryDelegate(TrackEntry trackEntry);
public event TrackEntryDelegate Start, End, Complete;
public delegate void EventDelegate(AnimationState state, int trackIndex, Event e);
public delegate void EventDelegate(AnimationState state, int trackIndex, Event e);
public event EventDelegate Event;
public delegate void CompleteDelegate(AnimationState state, int trackIndex, int loopCount);
public event CompleteDelegate Complete;
public AnimationState (AnimationStateData data) {
if (data == null) throw new ArgumentNullException("data cannot be null.");
@@ -77,8 +77,8 @@ namespace SpineRuntime21 {
// Check if completed the animation or a loop iteration.
if (current.loop ? (current.lastTime % endTime > time % endTime) : (current.lastTime < endTime && time >= endTime)) {
int count = (int)(time / endTime);
current.OnComplete(this, i, count);
if (Complete != null) Complete(this, i, count);
current.OnComplete();
if (Complete != null) Complete(current);
}
TrackEntry next = current.next;
@@ -145,10 +145,17 @@ namespace SpineRuntime21 {
TrackEntry current = tracks[trackIndex];
if (current == null) return;
current.OnEnd(this, trackIndex);
if (End != null) End(this, trackIndex);
current.OnEnd();
if (End != null) End(current);
tracks[trackIndex] = null;
while (current is not null)
{
var tmp = current.next;
trackEntryPool.Free(current);
current = tmp;
}
}
private TrackEntry ExpandToIndex (int index) {
@@ -164,8 +171,8 @@ namespace SpineRuntime21 {
TrackEntry previous = current.previous;
current.previous = null;
current.OnEnd(this, index);
if (End != null) End(this, index);
current.OnEnd();
if (End != null) End(current);
entry.mixDuration = data.GetMix(current.animation, entry.animation);
if (entry.mixDuration > 0) {
@@ -180,8 +187,15 @@ namespace SpineRuntime21 {
tracks[index] = entry;
entry.OnStart(this, index);
if (Start != null) Start(this, index);
while (current is not null)
{
var tmp = current.next;
trackEntryPool.Free(current);
current = tmp;
}
entry.OnStart();
if (Start != null) Start(entry);
}
public TrackEntry SetAnimation (int trackIndex, String animationName, bool loop) {
@@ -193,7 +207,8 @@ namespace SpineRuntime21 {
/// <summary>Set the current animation. Any queued animations are cleared.</summary>
public TrackEntry SetAnimation (int trackIndex, Animation animation, bool loop) {
if (animation == null) throw new ArgumentException("animation cannot be null.");
TrackEntry entry = new TrackEntry();
TrackEntry entry = trackEntryPool.Obtain();
entry.trackIndex = trackIndex;
entry.animation = animation;
entry.loop = loop;
entry.time = 0;
@@ -212,8 +227,9 @@ namespace SpineRuntime21 {
/// <param name="delay">May be <= 0 to use duration of previous animation minus any mix duration plus the negative delay.</param>
public TrackEntry AddAnimation (int trackIndex, Animation animation, bool loop, float delay) {
if (animation == null) throw new ArgumentException("animation cannot be null.");
TrackEntry entry = new TrackEntry();
entry.animation = animation;
TrackEntry entry = trackEntryPool.Obtain();
entry.trackIndex = trackIndex;
entry.animation = animation;
entry.loop = loop;
entry.time = 0;
entry.endTime = animation.Duration;
@@ -237,8 +253,48 @@ namespace SpineRuntime21 {
return entry;
}
/// <returns>May be null.</returns>
public TrackEntry GetCurrent (int trackIndex) {
/// <summary>
/// Sets an empty animation for a track, discarding any queued animations, and mixes to it over the specified mix duration.</summary>
public TrackEntry SetEmptyAnimation(int trackIndex, float mixDuration)
{
TrackEntry entry = SetAnimation(trackIndex, AnimationState.EmptyAnimation, false);
entry.mixDuration = mixDuration;
entry.endTime = mixDuration;
return entry;
}
/// <summary>
/// Adds an empty animation to be played after the current or last queued animation for a track, and mixes to it over the
/// specified mix duration.</summary>
/// <returns>
/// A track entry to allow further customization of animation playback. References to the track entry must not be kept after <see cref="AnimationState.Dispose"/>.
/// </returns>
/// <param name="trackIndex">Track number.</param>
/// <param name="mixDuration">Mix duration.</param>
/// <param name="delay">Seconds to begin this animation after the start of the previous animation. May be &lt;= 0 to use the animation
/// duration of the previous track minus any mix duration plus the negative delay.</param>
public TrackEntry AddEmptyAnimation(int trackIndex, float mixDuration, float delay)
{
if (delay <= 0) delay -= mixDuration;
TrackEntry entry = AddAnimation(trackIndex, AnimationState.EmptyAnimation, false, delay);
entry.mixDuration = mixDuration;
entry.endTime = mixDuration;
return entry;
}
/// <summary>
/// Sets an empty animation for every track, discarding any queued animations, and mixes to it over the specified mix duration.</summary>
public void SetEmptyAnimations(float mixDuration)
{
for (int i = 0, n = tracks.Count; i < n; i++)
{
TrackEntry current = tracks[i];
if (current != null) SetEmptyAnimation(i, mixDuration);
}
}
/// <returns>May be null.</returns>
public TrackEntry GetCurrent (int trackIndex) {
if (trackIndex >= tracks.Count) return null;
return tracks[trackIndex];
}
@@ -254,16 +310,18 @@ namespace SpineRuntime21 {
if (buffer.Length == 0) return "<none>";
return buffer.ToString();
}
}
}
public class TrackEntry {
public class TrackEntry : Pool<TrackEntry>.IPoolable {
internal TrackEntry next, previous;
internal Animation animation;
internal int trackIndex;
internal Animation animation;
internal bool loop;
internal float delay, time, lastTime = -1, endTime, timeScale = 1;
internal float mixTime, mixDuration, mix = 1;
public Animation Animation { get { return animation; } }
public int TrackIndex { get { return trackIndex; } }
public Animation Animation { get { return animation; } }
public float Delay { get { return delay; } set { delay = value; } }
public float Time { get { return time; } set { time = value; } }
public float LastTime { get { return lastTime; } set { lastTime = value; } }
@@ -272,29 +330,110 @@ namespace SpineRuntime21 {
public float Mix { get { return mix; } set { mix = value; } }
public bool Loop { get { return loop; } set { loop = value; } }
public event AnimationState.StartEndDelegate Start;
public event AnimationState.StartEndDelegate End;
/// <summary>
/// Seconds for mixing from the previous animation to this animation. Defaults to the value provided by
/// <see cref="AnimationStateData"/> based on the animation before this animation (if any).
///
/// The mix duration can be set manually rather than use the value from AnimationStateData.GetMix.
/// In that case, the mixDuration must be set before <see cref="AnimationState.Update(float)"/> is next called.
/// <para>
/// When using <seealso cref="AnimationState.AddAnimation(int, Animation, bool, float)"/> with a
/// <code>delay</code> less than or equal to 0, note the <seealso cref="Delay"/> is set using the mix duration from the <see cref=" AnimationStateData"/>
/// </para>
///
/// </summary>
public float MixDuration { get { return mixDuration; } set { mixDuration = value; } }
/// <summary>
/// The animation queued to start after this animation, or null.</summary>
public TrackEntry Next { get { return next; } }
public event AnimationState.TrackEntryDelegate Start, End, Complete;
public event AnimationState.EventDelegate Event;
public event AnimationState.CompleteDelegate Complete;
internal void OnStart (AnimationState state, int index) {
if (Start != null) Start(state, index);
}
// IPoolable.Reset()
public void Reset()
{
next = null;
previous = null;
animation = null;
internal void OnEnd (AnimationState state, int index) {
if (End != null) End(state, index);
}
Start = null;
End = null;
Complete = null;
Event = null;
}
internal void OnEvent (AnimationState state, int index, Event e) {
internal void OnStart() { if (Start != null) Start(this); }
internal void OnEnd() { if (End != null) End(this); }
internal void OnComplete() { if (Complete != null) Complete(this); }
internal void OnEvent (AnimationState state, int index, Event e) {
if (Event != null) Event(state, index, e);
}
internal void OnComplete (AnimationState state, int index, int loopCount) {
if (Complete != null) Complete(state, index, loopCount);
}
override public String ToString () {
return animation == null ? "<none>" : animation.name;
}
}
public class Pool<T> where T : class, new()
{
public readonly int max;
readonly Stack<T> freeObjects;
public int Count { get { return freeObjects.Count; } }
public int Peak { get; private set; }
public Pool(int initialCapacity = 16, int max = int.MaxValue)
{
freeObjects = new Stack<T>(initialCapacity);
this.max = max;
}
public T Obtain()
{
return freeObjects.Count == 0 ? new T() : freeObjects.Pop();
}
public void Free(T obj)
{
if (obj == null) throw new ArgumentNullException("obj", "obj cannot be null");
if (freeObjects.Count < max)
{
freeObjects.Push(obj);
Peak = Math.Max(Peak, freeObjects.Count);
}
Reset(obj);
}
// protected void FreeAll (List<T> objects) {
// if (objects == null) throw new ArgumentNullException("objects", "objects cannot be null.");
// var freeObjects = this.freeObjects;
// int max = this.max;
// for (int i = 0; i < objects.Count; i++) {
// T obj = objects[i];
// if (obj == null) continue;
// if (freeObjects.Count < max) freeObjects.Push(obj);
// Reset(obj);
// }
// Peak = Math.Max(Peak, freeObjects.Count);
// }
public void Clear()
{
freeObjects.Clear();
}
protected void Reset(T obj)
{
var poolable = obj as IPoolable;
if (poolable != null) poolable.Reset();
}
public interface IPoolable
{
void Reset();
}
}
}