[unity] Fixed unity mecanim transition interruptions for SkeletonMecanim. Fixes #1208

This commit is contained in:
harald.csaszar 2018-11-29 10:07:40 +01:00
parent 5530805a3e
commit 6d3fc9b3a0

View File

@ -114,13 +114,30 @@ namespace Spine.Unity {
readonly Dictionary<int, Spine.Animation> animationTable = new Dictionary<int, Spine.Animation>(IntEqualityComparer.Instance);
readonly Dictionary<AnimationClip, int> clipNameHashCodeTable = new Dictionary<AnimationClip, int>(AnimationClipEqualityComparer.Instance);
readonly List<Animation> previousAnimations = new List<Animation>();
readonly List<AnimatorClipInfo> clipInfoCache = new List<AnimatorClipInfo>();
readonly List<AnimatorClipInfo> nextClipInfoCache = new List<AnimatorClipInfo>();
protected class ClipInfos {
public bool isInterruptionActive = false;
public bool isLastFrameOfInterruption = false;
public int clipInfoCount = 0;
public int nextClipInfoCount = 0;
public int interruptingClipInfoCount = 0;
public readonly List<AnimatorClipInfo> clipInfos = new List<AnimatorClipInfo>();
public readonly List<AnimatorClipInfo> nextClipInfos = new List<AnimatorClipInfo>();
public readonly List<AnimatorClipInfo> interruptingClipInfos = new List<AnimatorClipInfo>();
public AnimatorStateInfo stateInfo;
public AnimatorStateInfo nextStateInfo;
public AnimatorStateInfo interruptingStateInfo;
public float interruptingClipTimeAddition = 0;
}
protected ClipInfos[] layerClipInfos = new ClipInfos[0];
Animator animator;
public Animator Animator { get { return this.animator; } }
public void Initialize (Animator animator, SkeletonDataAsset skeletonDataAsset) {
public void Initialize(Animator animator, SkeletonDataAsset skeletonDataAsset) {
this.animator = animator;
previousAnimations.Clear();
@ -131,14 +148,18 @@ namespace Spine.Unity {
animationTable.Add(a.Name.GetHashCode(), a);
clipNameHashCodeTable.Clear();
clipInfoCache.Clear();
nextClipInfoCache.Clear();
ClearClipInfosForLayers();
}
public void Apply (Skeleton skeleton) {
public void Apply(Skeleton skeleton) {
if (layerMixModes.Length < animator.layerCount)
System.Array.Resize<MixMode>(ref layerMixModes, animator.layerCount);
InitClipInfosForLayers();
for (int layer = 0, n = animator.layerCount; layer < n; layer++) {
GetStateUpdatesFromAnimator(layer);
}
//skeleton.Update(Time.deltaTime); // Doesn't actually do anything, currently. (Spine 3.6).
// Clear Previous
@ -156,10 +177,12 @@ namespace Spine.Unity {
bool hasNext = nextStateInfo.fullPathHash != 0;
int clipInfoCount, nextClipInfoCount;
IList<AnimatorClipInfo> clipInfo, nextClipInfo;
GetAnimatorClipInfos(layer, out clipInfoCount, out nextClipInfoCount, out clipInfo, out nextClipInfo);
int clipInfoCount, nextClipInfoCount, interruptingClipInfoCount;
IList<AnimatorClipInfo> clipInfo, nextClipInfo, interruptingClipInfo;
bool isInterruptionActive, shallInterpolateWeightTo1;
GetAnimatorClipInfos(layer, out isInterruptionActive, out clipInfoCount, out nextClipInfoCount, out interruptingClipInfoCount,
out clipInfo, out nextClipInfo, out interruptingClipInfo, out shallInterpolateWeightTo1);
for (int c = 0; c < clipInfoCount; c++) {
var info = clipInfo[c];
float weight = info.weight * layerWeight; if (weight == 0) continue;
@ -173,36 +196,63 @@ namespace Spine.Unity {
previousAnimations.Add(GetAnimation(info.clip));
}
}
if (isInterruptionActive) {
for (int c = 0; c < interruptingClipInfoCount; c++)
{
var info = interruptingClipInfo[c];
float clipWeight = shallInterpolateWeightTo1 ? (info.weight + 1.0f) * 0.5f : info.weight;
float weight = clipWeight * layerWeight; if (weight == 0) continue;
previousAnimations.Add(GetAnimation(info.clip));
}
}
}
}
// Apply
for (int layer = 0, n = animator.layerCount; layer < n; layer++) {
float layerWeight = (layer == 0) ? 1 : animator.GetLayerWeight(layer); // Animator.GetLayerWeight always returns 0 on the first layer. Should be interpreted as 1.
AnimatorStateInfo stateInfo = animator.GetCurrentAnimatorStateInfo(layer);
AnimatorStateInfo nextStateInfo = animator.GetNextAnimatorStateInfo(layer);
bool isInterruptionActive;
AnimatorStateInfo stateInfo;
AnimatorStateInfo nextStateInfo;
AnimatorStateInfo interruptingStateInfo;
float interruptingClipTimeAddition;
GetAnimatorStateInfos(layer, out isInterruptionActive, out stateInfo, out nextStateInfo, out interruptingStateInfo, out interruptingClipTimeAddition);
bool hasNext = nextStateInfo.fullPathHash != 0;
int clipInfoCount, nextClipInfoCount;
IList<AnimatorClipInfo> clipInfo, nextClipInfo;
GetAnimatorClipInfos(layer, out clipInfoCount, out nextClipInfoCount, out clipInfo, out nextClipInfo);
int clipInfoCount, nextClipInfoCount, interruptingClipInfoCount;
IList<AnimatorClipInfo> clipInfo, nextClipInfo, interruptingClipInfo;
bool shallInterpolateWeightTo1;
GetAnimatorClipInfos(layer, out isInterruptionActive, out clipInfoCount, out nextClipInfoCount, out interruptingClipInfoCount,
out clipInfo, out nextClipInfo, out interruptingClipInfo, out shallInterpolateWeightTo1);
MixMode mode = layerMixModes[layer];
if (mode == MixMode.AlwaysMix) {
// Always use Mix instead of Applying the first non-zero weighted clip.
for (int c = 0; c < clipInfoCount; c++) {
var info = clipInfo[c]; float weight = info.weight * layerWeight; if (weight == 0) continue;
var info = clipInfo[c]; float weight = info.weight * layerWeight; if (weight == 0) continue;
GetAnimation(info.clip).Apply(skeleton, 0, AnimationTime(stateInfo.normalizedTime, info.clip.length, stateInfo.loop, stateInfo.speed < 0), stateInfo.loop, null, weight, MixBlend.Replace, MixDirection.In);
}
if (hasNext) {
for (int c = 0; c < nextClipInfoCount; c++) {
var info = nextClipInfo[c]; float weight = info.weight * layerWeight; if (weight == 0) continue;
GetAnimation(info.clip).Apply(skeleton, 0, AnimationTime(nextStateInfo.normalizedTime , info.clip.length, nextStateInfo.speed < 0), nextStateInfo.loop, null, weight, MixBlend.Replace, MixDirection.In);
GetAnimation(info.clip).Apply(skeleton, 0, AnimationTime(nextStateInfo.normalizedTime, info.clip.length, nextStateInfo.speed < 0), nextStateInfo.loop, null, weight, MixBlend.Replace, MixDirection.In);
}
}
if (isInterruptionActive) {
for (int c = 0; c < interruptingClipInfoCount; c++)
{
var info = interruptingClipInfo[c];
float clipWeight = shallInterpolateWeightTo1 ? (info.weight + 1.0f) * 0.5f : info.weight;
float weight = clipWeight * layerWeight; if (weight == 0) continue;
GetAnimation(info.clip).Apply(skeleton, 0, AnimationTime(interruptingStateInfo.normalizedTime + interruptingClipTimeAddition, info.clip.length, interruptingStateInfo.speed < 0),
interruptingStateInfo.loop, null, weight, MixBlend.Replace, MixDirection.In);
}
}
} else { // case MixNext || SpineStyle
// Apply first non-zero weighted clip
// Apply first non-zero weighted clip
int c = 0;
for (; c < clipInfoCount; c++) {
var info = clipInfo[c]; float weight = info.weight * layerWeight; if (weight == 0) continue;
@ -221,51 +271,170 @@ namespace Spine.Unity {
if (mode == MixMode.SpineStyle) {
for (; c < nextClipInfoCount; c++) {
var info = nextClipInfo[c]; float weight = info.weight * layerWeight; if (weight == 0) continue;
GetAnimation(info.clip).Apply(skeleton, 0, AnimationTime(nextStateInfo.normalizedTime , info.clip.length, nextStateInfo.speed < 0), nextStateInfo.loop, null, 1f, MixBlend.Replace, MixDirection.In);
GetAnimation(info.clip).Apply(skeleton, 0, AnimationTime(nextStateInfo.normalizedTime, info.clip.length, nextStateInfo.speed < 0), nextStateInfo.loop, null, 1f, MixBlend.Replace, MixDirection.In);
break;
}
}
// Mix the rest
for (; c < nextClipInfoCount; c++) {
var info = nextClipInfo[c]; float weight = info.weight * layerWeight; if (weight == 0) continue;
GetAnimation(info.clip).Apply(skeleton, 0, AnimationTime(nextStateInfo.normalizedTime , info.clip.length, nextStateInfo.speed < 0), nextStateInfo.loop, null, weight, MixBlend.Replace, MixDirection.In);
var info = nextClipInfo[c]; float weight = info.weight * layerWeight; if (weight == 0) continue;
GetAnimation(info.clip).Apply(skeleton, 0, AnimationTime(nextStateInfo.normalizedTime, info.clip.length, nextStateInfo.speed < 0), nextStateInfo.loop, null, weight, MixBlend.Replace, MixDirection.In);
}
}
c = 0;
if (isInterruptionActive) {
// Apply next clip directly instead of mixing (ie: no crossfade, ignores mecanim transition weights)
if (mode == MixMode.SpineStyle) {
for (; c < interruptingClipInfoCount; c++) {
var info = interruptingClipInfo[c];
float clipWeight = shallInterpolateWeightTo1 ? (info.weight + 1.0f) * 0.5f : info.weight;
float weight = clipWeight * layerWeight; if (weight == 0) continue;
GetAnimation(info.clip).Apply(skeleton, 0, AnimationTime(interruptingStateInfo.normalizedTime + interruptingClipTimeAddition, info.clip.length, interruptingStateInfo.speed < 0), interruptingStateInfo.loop, null, 1f, MixBlend.Replace, MixDirection.In);
break;
}
}
// Mix the rest
for (; c < interruptingClipInfoCount; c++) {
var info = interruptingClipInfo[c];
float clipWeight = shallInterpolateWeightTo1 ? (info.weight + 1.0f) * 0.5f : info.weight;
float weight = clipWeight * layerWeight; if (weight == 0) continue;
GetAnimation(info.clip).Apply(skeleton, 0, AnimationTime(interruptingStateInfo.normalizedTime + interruptingClipTimeAddition, info.clip.length, interruptingStateInfo.speed < 0), interruptingStateInfo.loop, null, weight, MixBlend.Replace, MixDirection.In);
}
}
}
}
}
static float AnimationTime (float normalizedTime, float clipLength, bool loop, bool reversed) {
static float AnimationTime(float normalizedTime, float clipLength, bool loop, bool reversed) {
if (reversed)
normalizedTime = (1-normalizedTime + (int)normalizedTime) + (int)normalizedTime;
normalizedTime = (1 - normalizedTime + (int)normalizedTime) + (int)normalizedTime;
float time = normalizedTime * clipLength;
if (loop) return time;
const float EndSnapEpsilon = 1f/30f; // Workaround for end-duration keys not being applied.
const float EndSnapEpsilon = 1f / 30f; // Workaround for end-duration keys not being applied.
return (clipLength - time < EndSnapEpsilon) ? clipLength : time; // return a time snapped to clipLength;
}
static float AnimationTime (float normalizedTime, float clipLength, bool reversed) {
static float AnimationTime(float normalizedTime, float clipLength, bool reversed) {
if (reversed)
normalizedTime = (1-normalizedTime + (int)normalizedTime) + (int)normalizedTime;
normalizedTime = (1 - normalizedTime + (int)normalizedTime) + (int)normalizedTime;
return normalizedTime * clipLength;
}
void InitClipInfosForLayers() {
if (layerClipInfos.Length < animator.layerCount) {
System.Array.Resize<ClipInfos>(ref layerClipInfos, animator.layerCount);
for (int layer = 0, n = animator.layerCount; layer < n; ++layer) {
if (layerClipInfos[layer] == null)
layerClipInfos[layer] = new ClipInfos();
}
}
}
void ClearClipInfosForLayers() {
for (int layer = 0, n = layerClipInfos.Length; layer < n; ++layer) {
if (layerClipInfos[layer] == null)
layerClipInfos[layer] = new ClipInfos();
else {
layerClipInfos[layer].isInterruptionActive = false;
layerClipInfos[layer].isLastFrameOfInterruption = false;
layerClipInfos[layer].clipInfos.Clear();
layerClipInfos[layer].nextClipInfos.Clear();
layerClipInfos[layer].interruptingClipInfos.Clear();
}
}
}
void GetStateUpdatesFromAnimator(int layer) {
var layerInfos = layerClipInfos[layer];
int clipInfoCount = animator.GetCurrentAnimatorClipInfoCount(layer);
int nextClipInfoCount = animator.GetNextAnimatorClipInfoCount(layer);
var clipInfos = layerInfos.clipInfos;
var nextClipInfos = layerInfos.nextClipInfos;
var interruptingClipInfos = layerInfos.interruptingClipInfos;
layerInfos.isInterruptionActive = (clipInfoCount == 0 && nextClipInfoCount == 0);
// Note: during interruption, GetCurrentAnimatorClipInfoCount and GetNextAnimatorClipInfoCount
// are returning 0 in calls above. Therefore we keep previous clipInfos and nextClipInfos
// until the interruption is over.
if (layerInfos.isInterruptionActive) {
// Note: The last frame of a transition interruption
// will have fullPathHash set to 0, therefore we have to use previous
// frame's infos about interruption clips and correct some values
// accordingly (normalizedTime and weight).
var interruptingStateInfo = animator.GetNextAnimatorStateInfo(layer);
layerInfos.isLastFrameOfInterruption = interruptingStateInfo.fullPathHash == 0;
if (!layerInfos.isLastFrameOfInterruption) {
layerInfos.interruptingClipInfoCount = interruptingClipInfos.Count;
animator.GetNextAnimatorClipInfo(layer, interruptingClipInfos);
float oldTime = layerInfos.interruptingStateInfo.normalizedTime;
float newTime = interruptingStateInfo.normalizedTime;
layerInfos.interruptingClipTimeAddition = newTime - oldTime;
layerInfos.interruptingStateInfo = interruptingStateInfo;
}
}
else {
layerInfos.clipInfoCount = clipInfoCount;
layerInfos.nextClipInfoCount = nextClipInfoCount;
layerInfos.interruptingClipInfoCount = 0;
layerInfos.isLastFrameOfInterruption = false;
if (clipInfos.Capacity < clipInfoCount) clipInfos.Capacity = clipInfoCount;
if (nextClipInfos.Capacity < nextClipInfoCount) nextClipInfos.Capacity = nextClipInfoCount;
animator.GetCurrentAnimatorClipInfo(layer, clipInfos);
animator.GetNextAnimatorClipInfo(layer, nextClipInfos);
layerInfos.stateInfo = animator.GetCurrentAnimatorStateInfo(layer);
layerInfos.nextStateInfo = animator.GetNextAnimatorStateInfo(layer);
}
}
void GetAnimatorClipInfos (
int layer,
out bool isInterruptionActive,
out int clipInfoCount,
out int nextClipInfoCount,
out int interruptingClipInfoCount,
out IList<AnimatorClipInfo> clipInfo,
out IList<AnimatorClipInfo> nextClipInfo) {
clipInfoCount = animator.GetCurrentAnimatorClipInfoCount(layer);
nextClipInfoCount = animator.GetNextAnimatorClipInfoCount(layer);
if (clipInfoCache.Capacity < clipInfoCount) clipInfoCache.Capacity = clipInfoCount;
if (nextClipInfoCache.Capacity < nextClipInfoCount) nextClipInfoCache.Capacity = nextClipInfoCount;
animator.GetCurrentAnimatorClipInfo(layer, clipInfoCache);
animator.GetNextAnimatorClipInfo(layer, nextClipInfoCache);
out IList<AnimatorClipInfo> nextClipInfo,
out IList<AnimatorClipInfo> interruptingClipInfo,
out bool shallInterpolateWeightTo1) {
clipInfo = clipInfoCache;
nextClipInfo = nextClipInfoCache;
var layerInfos = layerClipInfos[layer];
isInterruptionActive = layerInfos.isInterruptionActive;
clipInfoCount = layerInfos.clipInfoCount;
nextClipInfoCount = layerInfos.nextClipInfoCount;
interruptingClipInfoCount = layerInfos.interruptingClipInfoCount;
clipInfo = layerInfos.clipInfos;
nextClipInfo = layerInfos.nextClipInfos;
interruptingClipInfo = isInterruptionActive ? layerInfos.interruptingClipInfos : null;
shallInterpolateWeightTo1 = layerInfos.isLastFrameOfInterruption;
}
void GetAnimatorStateInfos(
int layer,
out bool isInterruptionActive,
out AnimatorStateInfo stateInfo,
out AnimatorStateInfo nextStateInfo,
out AnimatorStateInfo interruptingStateInfo,
out float interruptingClipTimeAddition) {
var layerInfos = layerClipInfos[layer];
isInterruptionActive = layerInfos.isInterruptionActive;
stateInfo = layerInfos.stateInfo;
nextStateInfo = layerInfos.nextStateInfo;
interruptingStateInfo = layerInfos.interruptingStateInfo;
interruptingClipTimeAddition = layerInfos.isLastFrameOfInterruption ? layerInfos.interruptingClipTimeAddition : 0;
}
Spine.Animation GetAnimation (AnimationClip clip) {