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Nim XD
2024-08-27 21:01:33 +05:30
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240
Assets/Spine/Runtime/spine-unity/Components/RootMotion/SkeletonMecanimRootMotion.cs
View File

@@ -1,120 +1,120 @@
/******************************************************************************
* Spine Runtimes License Agreement
* Last updated January 1, 2020. Replaces all prior versions.
*
* Copyright (c) 2013-2020, Esoteric Software LLC
*
* Integration of the Spine Runtimes into software or otherwise creating
* derivative works of the Spine Runtimes is permitted under the terms and
* conditions of Section 2 of the Spine Editor License Agreement:
* http://esotericsoftware.com/spine-editor-license
*
* Otherwise, it is permitted to integrate the Spine Runtimes into software
* or otherwise create derivative works of the Spine Runtimes (collectively,
* "Products"), provided that each user of the Products must obtain their own
* Spine Editor license and redistribution of the Products in any form must
* include this license and copyright notice.
*
* THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
* BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
using Spine.Unity.AnimationTools;
using System.Collections.Generic;
using UnityEngine;
namespace Spine.Unity {
/// <summary>
/// Add this component to a SkeletonMecanim GameObject
/// to turn motion of a selected root bone into Transform or RigidBody motion.
/// Local bone translation movement is used as motion.
/// All top-level bones of the skeleton are moved to compensate the root
/// motion bone location, keeping the distance relationship between bones intact.
/// </summary>
/// <remarks>
/// Only compatible with <c>SkeletonMecanim</c>.
/// For <c>SkeletonAnimation</c> or <c>SkeletonGraphic</c> please use
/// <see cref="SkeletonRootMotion">SkeletonRootMotion</see> instead.
/// </remarks>
[HelpURL("http://esotericsoftware.com/spine-unity#SkeletonMecanimRootMotion")]
public class SkeletonMecanimRootMotion : SkeletonRootMotionBase {
#region Inspector
const int DefaultMecanimLayerFlags = -1;
public int mecanimLayerFlags = DefaultMecanimLayerFlags;
#endregion
protected Vector2 movementDelta;
SkeletonMecanim skeletonMecanim;
public SkeletonMecanim SkeletonMecanim {
get {
return skeletonMecanim ? skeletonMecanim : skeletonMecanim = GetComponent<SkeletonMecanim>();
}
}
public override Vector2 GetRemainingRootMotion (int layerIndex) {
var pair = skeletonMecanim.Translator.GetActiveAnimationAndTime(layerIndex);
var animation = pair.Key;
var time = pair.Value;
if (animation == null)
return Vector2.zero;
float start = time;
float end = animation.Duration;
return GetAnimationRootMotion(start, end, animation);
}
public override RootMotionInfo GetRootMotionInfo (int layerIndex) {
var pair = skeletonMecanim.Translator.GetActiveAnimationAndTime(layerIndex);
var animation = pair.Key;
var time = pair.Value;
if (animation == null)
return new RootMotionInfo();
return GetAnimationRootMotionInfo(animation, time);
}
protected override void Reset () {
base.Reset();
mecanimLayerFlags = DefaultMecanimLayerFlags;
}
protected override void Start () {
base.Start();
skeletonMecanim = GetComponent<SkeletonMecanim>();
if (skeletonMecanim) {
skeletonMecanim.Translator.OnClipApplied -= OnClipApplied;
skeletonMecanim.Translator.OnClipApplied += OnClipApplied;
}
}
void OnClipApplied (Spine.Animation animation, int layerIndex, float weight,
float time, float lastTime, bool playsBackward) {
if (((mecanimLayerFlags & 1 << layerIndex) == 0) || weight == 0)
return;
if (!playsBackward) {
movementDelta += weight * GetAnimationRootMotion(lastTime, time, animation);
} else {
movementDelta -= weight * GetAnimationRootMotion(time, lastTime, animation);
}
}
protected override Vector2 CalculateAnimationsMovementDelta () {
// Note: movement delta is not gather after animation but
// in OnClipApplied after every applied animation.
Vector2 result = movementDelta;
movementDelta = Vector2.zero;
return result;
}
}
}
/******************************************************************************
* Spine Runtimes License Agreement
* Last updated January 1, 2020. Replaces all prior versions.
*
* Copyright (c) 2013-2020, Esoteric Software LLC
*
* Integration of the Spine Runtimes into software or otherwise creating
* derivative works of the Spine Runtimes is permitted under the terms and
* conditions of Section 2 of the Spine Editor License Agreement:
* http://esotericsoftware.com/spine-editor-license
*
* Otherwise, it is permitted to integrate the Spine Runtimes into software
* or otherwise create derivative works of the Spine Runtimes (collectively,
* "Products"), provided that each user of the Products must obtain their own
* Spine Editor license and redistribution of the Products in any form must
* include this license and copyright notice.
*
* THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
* BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
using Spine.Unity.AnimationTools;
using System.Collections.Generic;
using UnityEngine;
namespace Spine.Unity {
/// <summary>
/// Add this component to a SkeletonMecanim GameObject
/// to turn motion of a selected root bone into Transform or RigidBody motion.
/// Local bone translation movement is used as motion.
/// All top-level bones of the skeleton are moved to compensate the root
/// motion bone location, keeping the distance relationship between bones intact.
/// </summary>
/// <remarks>
/// Only compatible with <c>SkeletonMecanim</c>.
/// For <c>SkeletonAnimation</c> or <c>SkeletonGraphic</c> please use
/// <see cref="SkeletonRootMotion">SkeletonRootMotion</see> instead.
/// </remarks>
[HelpURL("http://esotericsoftware.com/spine-unity#SkeletonMecanimRootMotion")]
public class SkeletonMecanimRootMotion : SkeletonRootMotionBase {
#region Inspector
const int DefaultMecanimLayerFlags = -1;
public int mecanimLayerFlags = DefaultMecanimLayerFlags;
#endregion
protected Vector2 movementDelta;
SkeletonMecanim skeletonMecanim;
public SkeletonMecanim SkeletonMecanim {
get {
return skeletonMecanim ? skeletonMecanim : skeletonMecanim = GetComponent<SkeletonMecanim>();
}
}
public override Vector2 GetRemainingRootMotion (int layerIndex) {
var pair = skeletonMecanim.Translator.GetActiveAnimationAndTime(layerIndex);
var animation = pair.Key;
var time = pair.Value;
if (animation == null)
return Vector2.zero;
float start = time;
float end = animation.Duration;
return GetAnimationRootMotion(start, end, animation);
}
public override RootMotionInfo GetRootMotionInfo (int layerIndex) {
var pair = skeletonMecanim.Translator.GetActiveAnimationAndTime(layerIndex);
var animation = pair.Key;
var time = pair.Value;
if (animation == null)
return new RootMotionInfo();
return GetAnimationRootMotionInfo(animation, time);
}
protected override void Reset () {
base.Reset();
mecanimLayerFlags = DefaultMecanimLayerFlags;
}
protected override void Start () {
base.Start();
skeletonMecanim = GetComponent<SkeletonMecanim>();
if (skeletonMecanim) {
skeletonMecanim.Translator.OnClipApplied -= OnClipApplied;
skeletonMecanim.Translator.OnClipApplied += OnClipApplied;
}
}
void OnClipApplied (Spine.Animation animation, int layerIndex, float weight,
float time, float lastTime, bool playsBackward) {
if (((mecanimLayerFlags & 1 << layerIndex) == 0) || weight == 0)
return;
if (!playsBackward) {
movementDelta += weight * GetAnimationRootMotion(lastTime, time, animation);
} else {
movementDelta -= weight * GetAnimationRootMotion(time, lastTime, animation);
}
}
protected override Vector2 CalculateAnimationsMovementDelta () {
// Note: movement delta is not gather after animation but
// in OnClipApplied after every applied animation.
Vector2 result = movementDelta;
movementDelta = Vector2.zero;
return result;
}
}
}

308
Assets/Spine/Runtime/spine-unity/Components/RootMotion/SkeletonRootMotion.cs
View File

@@ -1,154 +1,154 @@
/******************************************************************************
* Spine Runtimes License Agreement
* Last updated January 1, 2020. Replaces all prior versions.
*
* Copyright (c) 2013-2020, Esoteric Software LLC
*
* Integration of the Spine Runtimes into software or otherwise creating
* derivative works of the Spine Runtimes is permitted under the terms and
* conditions of Section 2 of the Spine Editor License Agreement:
* http://esotericsoftware.com/spine-editor-license
*
* Otherwise, it is permitted to integrate the Spine Runtimes into software
* or otherwise create derivative works of the Spine Runtimes (collectively,
* "Products"), provided that each user of the Products must obtain their own
* Spine Editor license and redistribution of the Products in any form must
* include this license and copyright notice.
*
* THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
* BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
using Spine.Unity.AnimationTools;
using System.Collections.Generic;
using UnityEngine;
namespace Spine.Unity {
/// <summary>
/// Add this component to a SkeletonAnimation or SkeletonGraphic GameObject
/// to turn motion of a selected root bone into Transform or RigidBody motion.
/// Local bone translation movement is used as motion.
/// All top-level bones of the skeleton are moved to compensate the root
/// motion bone location, keeping the distance relationship between bones intact.
/// </summary>
/// <remarks>
/// Only compatible with SkeletonAnimation (or other components that implement
/// ISkeletonComponent, ISkeletonAnimation and IAnimationStateComponent).
/// For <c>SkeletonMecanim</c> please use
/// <see cref="SkeletonMecanimRootMotion">SkeletonMecanimRootMotion</see> instead.
/// </remarks>
[HelpURL("http://esotericsoftware.com/spine-unity#SkeletonRootMotion")]
public class SkeletonRootMotion : SkeletonRootMotionBase {
#region Inspector
const int DefaultAnimationTrackFlags = -1;
public int animationTrackFlags = DefaultAnimationTrackFlags;
#endregion
AnimationState animationState;
Canvas canvas;
public override Vector2 GetRemainingRootMotion (int trackIndex) {
TrackEntry track = animationState.GetCurrent(trackIndex);
if (track == null)
return Vector2.zero;
var animation = track.Animation;
float start = track.AnimationTime;
float end = animation.Duration;
return GetAnimationRootMotion(start, end, animation);
}
public override RootMotionInfo GetRootMotionInfo (int trackIndex) {
TrackEntry track = animationState.GetCurrent(trackIndex);
if (track == null)
return new RootMotionInfo();
var animation = track.Animation;
float time = track.AnimationTime;
return GetAnimationRootMotionInfo(track.Animation, time);
}
protected override float AdditionalScale {
get {
return canvas ? canvas.referencePixelsPerUnit : 1.0f;
}
}
protected override void Reset () {
base.Reset();
animationTrackFlags = DefaultAnimationTrackFlags;
}
protected override void Start () {
base.Start();
var animstateComponent = skeletonComponent as IAnimationStateComponent;
this.animationState = (animstateComponent != null) ? animstateComponent.AnimationState : null;
if (this.GetComponent<CanvasRenderer>() != null) {
canvas = this.GetComponentInParent<Canvas>();
}
}
protected override Vector2 CalculateAnimationsMovementDelta () {
Vector2 localDelta = Vector2.zero;
int trackCount = animationState.Tracks.Count;
for (int trackIndex = 0; trackIndex < trackCount; ++trackIndex) {
// note: animationTrackFlags != -1 below covers trackIndex >= 32,
// with -1 corresponding to entry "everything" of the dropdown list.
if (animationTrackFlags != -1 && (animationTrackFlags & 1 << trackIndex) == 0)
continue;
TrackEntry track = animationState.GetCurrent(trackIndex);
TrackEntry next = null;
while (track != null) {
var animation = track.Animation;
float start = track.AnimationLast;
float end = track.AnimationTime;
var currentDelta = GetAnimationRootMotion(start, end, animation);
if (currentDelta != Vector2.zero) {
ApplyMixAlphaToDelta(ref currentDelta, next, track);
localDelta += currentDelta;
}
// Traverse mixingFrom chain.
next = track;
track = track.MixingFrom;
}
}
return localDelta;
}
void ApplyMixAlphaToDelta (ref Vector2 currentDelta, TrackEntry next, TrackEntry track) {
// Apply mix alpha to the delta position (based on AnimationState.cs).
float mix;
if (next != null) {
if (next.MixDuration == 0) { // Single frame mix to undo mixingFrom changes.
mix = 1;
} else {
mix = next.MixTime / next.MixDuration;
if (mix > 1) mix = 1;
}
float mixAndAlpha = track.Alpha * next.InterruptAlpha * (1 - mix);
currentDelta *= mixAndAlpha;
} else {
if (track.MixDuration == 0) {
mix = 1;
} else {
mix = track.Alpha * (track.MixTime / track.MixDuration);
if (mix > 1) mix = 1;
}
currentDelta *= mix;
}
}
}
}
/******************************************************************************
* Spine Runtimes License Agreement
* Last updated January 1, 2020. Replaces all prior versions.
*
* Copyright (c) 2013-2020, Esoteric Software LLC
*
* Integration of the Spine Runtimes into software or otherwise creating
* derivative works of the Spine Runtimes is permitted under the terms and
* conditions of Section 2 of the Spine Editor License Agreement:
* http://esotericsoftware.com/spine-editor-license
*
* Otherwise, it is permitted to integrate the Spine Runtimes into software
* or otherwise create derivative works of the Spine Runtimes (collectively,
* "Products"), provided that each user of the Products must obtain their own
* Spine Editor license and redistribution of the Products in any form must
* include this license and copyright notice.
*
* THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
* BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
using Spine.Unity.AnimationTools;
using System.Collections.Generic;
using UnityEngine;
namespace Spine.Unity {
/// <summary>
/// Add this component to a SkeletonAnimation or SkeletonGraphic GameObject
/// to turn motion of a selected root bone into Transform or RigidBody motion.
/// Local bone translation movement is used as motion.
/// All top-level bones of the skeleton are moved to compensate the root
/// motion bone location, keeping the distance relationship between bones intact.
/// </summary>
/// <remarks>
/// Only compatible with SkeletonAnimation (or other components that implement
/// ISkeletonComponent, ISkeletonAnimation and IAnimationStateComponent).
/// For <c>SkeletonMecanim</c> please use
/// <see cref="SkeletonMecanimRootMotion">SkeletonMecanimRootMotion</see> instead.
/// </remarks>
[HelpURL("http://esotericsoftware.com/spine-unity#SkeletonRootMotion")]
public class SkeletonRootMotion : SkeletonRootMotionBase {
#region Inspector
const int DefaultAnimationTrackFlags = -1;
public int animationTrackFlags = DefaultAnimationTrackFlags;
#endregion
AnimationState animationState;
Canvas canvas;
public override Vector2 GetRemainingRootMotion (int trackIndex) {
TrackEntry track = animationState.GetCurrent(trackIndex);
if (track == null)
return Vector2.zero;
var animation = track.Animation;
float start = track.AnimationTime;
float end = animation.Duration;
return GetAnimationRootMotion(start, end, animation);
}
public override RootMotionInfo GetRootMotionInfo (int trackIndex) {
TrackEntry track = animationState.GetCurrent(trackIndex);
if (track == null)
return new RootMotionInfo();
var animation = track.Animation;
float time = track.AnimationTime;
return GetAnimationRootMotionInfo(track.Animation, time);
}
protected override float AdditionalScale {
get {
return canvas ? canvas.referencePixelsPerUnit : 1.0f;
}
}
protected override void Reset () {
base.Reset();
animationTrackFlags = DefaultAnimationTrackFlags;
}
protected override void Start () {
base.Start();
var animstateComponent = skeletonComponent as IAnimationStateComponent;
this.animationState = (animstateComponent != null) ? animstateComponent.AnimationState : null;
if (this.GetComponent<CanvasRenderer>() != null) {
canvas = this.GetComponentInParent<Canvas>();
}
}
protected override Vector2 CalculateAnimationsMovementDelta () {
Vector2 localDelta = Vector2.zero;
int trackCount = animationState.Tracks.Count;
for (int trackIndex = 0; trackIndex < trackCount; ++trackIndex) {
// note: animationTrackFlags != -1 below covers trackIndex >= 32,
// with -1 corresponding to entry "everything" of the dropdown list.
if (animationTrackFlags != -1 && (animationTrackFlags & 1 << trackIndex) == 0)
continue;
TrackEntry track = animationState.GetCurrent(trackIndex);
TrackEntry next = null;
while (track != null) {
var animation = track.Animation;
float start = track.AnimationLast;
float end = track.AnimationTime;
var currentDelta = GetAnimationRootMotion(start, end, animation);
if (currentDelta != Vector2.zero) {
ApplyMixAlphaToDelta(ref currentDelta, next, track);
localDelta += currentDelta;
}
// Traverse mixingFrom chain.
next = track;
track = track.MixingFrom;
}
}
return localDelta;
}
void ApplyMixAlphaToDelta (ref Vector2 currentDelta, TrackEntry next, TrackEntry track) {
// Apply mix alpha to the delta position (based on AnimationState.cs).
float mix;
if (next != null) {
if (next.MixDuration == 0) { // Single frame mix to undo mixingFrom changes.
mix = 1;
} else {
mix = next.MixTime / next.MixDuration;
if (mix > 1) mix = 1;
}
float mixAndAlpha = track.Alpha * next.InterruptAlpha * (1 - mix);
currentDelta *= mixAndAlpha;
} else {
if (track.MixDuration == 0) {
mix = 1;
} else {
mix = track.Alpha * (track.MixTime / track.MixDuration);
if (mix > 1) mix = 1;
}
currentDelta *= mix;
}
}
}
}

728
Assets/Spine/Runtime/spine-unity/Components/RootMotion/SkeletonRootMotionBase.cs
View File

@@ -1,364 +1,364 @@
/******************************************************************************
* Spine Runtimes License Agreement
* Last updated January 1, 2020. Replaces all prior versions.
*
* Copyright (c) 2013-2020, Esoteric Software LLC
*
* Integration of the Spine Runtimes into software or otherwise creating
* derivative works of the Spine Runtimes is permitted under the terms and
* conditions of Section 2 of the Spine Editor License Agreement:
* http://esotericsoftware.com/spine-editor-license
*
* Otherwise, it is permitted to integrate the Spine Runtimes into software
* or otherwise create derivative works of the Spine Runtimes (collectively,
* "Products"), provided that each user of the Products must obtain their own
* Spine Editor license and redistribution of the Products in any form must
* include this license and copyright notice.
*
* THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
* BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
using Spine.Unity.AnimationTools;
using System;
using System.Collections.Generic;
using UnityEngine;
namespace Spine.Unity {
/// <summary>
/// Base class for skeleton root motion components.
/// </summary>
abstract public class SkeletonRootMotionBase : MonoBehaviour {
#region Inspector
[SpineBone]
[SerializeField]
protected string rootMotionBoneName = "root";
public bool transformPositionX = true;
public bool transformPositionY = true;
public float rootMotionScaleX = 1;
public float rootMotionScaleY = 1;
/// <summary>Skeleton space X translation per skeleton space Y translation root motion.</summary>
public float rootMotionTranslateXPerY = 0;
/// <summary>Skeleton space Y translation per skeleton space X translation root motion.</summary>
public float rootMotionTranslateYPerX = 0;
[Header("Optional")]
public Rigidbody2D rigidBody2D;
public bool applyRigidbody2DGravity = false;
public Rigidbody rigidBody;
public bool UsesRigidbody {
get { return rigidBody != null || rigidBody2D != null; }
}
#endregion
protected ISkeletonComponent skeletonComponent;
protected Bone rootMotionBone;
protected int rootMotionBoneIndex;
protected List<Bone> topLevelBones = new List<Bone>();
protected Vector2 initialOffset = Vector2.zero;
protected Vector2 tempSkeletonDisplacement;
protected Vector2 rigidbodyDisplacement;
protected virtual void Reset () {
FindRigidbodyComponent();
}
protected virtual void Start () {
skeletonComponent = GetComponent<ISkeletonComponent>();
GatherTopLevelBones();
SetRootMotionBone(rootMotionBoneName);
if (rootMotionBone != null)
initialOffset = new Vector2(rootMotionBone.X, rootMotionBone.Y);
var skeletonAnimation = skeletonComponent as ISkeletonAnimation;
if (skeletonAnimation != null) {
skeletonAnimation.UpdateLocal -= HandleUpdateLocal;
skeletonAnimation.UpdateLocal += HandleUpdateLocal;
}
}
protected virtual void FixedUpdate () {
if (!this.isActiveAndEnabled)
return; // Root motion is only applied when component is enabled.
if (rigidBody2D != null) {
Vector2 gravityAndVelocityMovement = Vector2.zero;
if (applyRigidbody2DGravity) {
float deltaTime = Time.fixedDeltaTime;
float deltaTimeSquared = (deltaTime * deltaTime);
rigidBody2D.velocity += rigidBody2D.gravityScale * Physics2D.gravity * deltaTime;
gravityAndVelocityMovement = 0.5f * rigidBody2D.gravityScale * Physics2D.gravity * deltaTimeSquared +
rigidBody2D.velocity * deltaTime;
}
rigidBody2D.MovePosition(gravityAndVelocityMovement + new Vector2(transform.position.x, transform.position.y)
+ rigidbodyDisplacement);
}
if (rigidBody != null) {
rigidBody.MovePosition(transform.position
+ new Vector3(rigidbodyDisplacement.x, rigidbodyDisplacement.y, 0));
}
Vector2 parentBoneScale;
GetScaleAffectingRootMotion(out parentBoneScale);
ClearEffectiveBoneOffsets(parentBoneScale);
rigidbodyDisplacement = Vector2.zero;
tempSkeletonDisplacement = Vector2.zero;
}
protected virtual void OnDisable () {
rigidbodyDisplacement = Vector2.zero;
tempSkeletonDisplacement = Vector2.zero;
}
protected void FindRigidbodyComponent () {
rigidBody2D = this.GetComponent<Rigidbody2D>();
if (!rigidBody2D)
rigidBody = this.GetComponent<Rigidbody>();
if (!rigidBody2D && !rigidBody) {
rigidBody2D = this.GetComponentInParent<Rigidbody2D>();
if (!rigidBody2D)
rigidBody = this.GetComponentInParent<Rigidbody>();
}
}
protected virtual float AdditionalScale { get { return 1.0f; } }
abstract protected Vector2 CalculateAnimationsMovementDelta ();
abstract public Vector2 GetRemainingRootMotion (int trackIndex = 0);
public struct RootMotionInfo {
public Vector2 start;
public Vector2 current;
public Vector2 mid;
public Vector2 end;
public bool timeIsPastMid;
};
abstract public RootMotionInfo GetRootMotionInfo (int trackIndex = 0);
public void SetRootMotionBone (string name) {
var skeleton = skeletonComponent.Skeleton;
Bone bone = skeleton.FindBone(name);
if (bone != null) {
this.rootMotionBoneIndex = bone.Data.Index;
this.rootMotionBone = bone;
} else {
Debug.Log("Bone named \"" + name + "\" could not be found.");
this.rootMotionBoneIndex = 0;
this.rootMotionBone = skeleton.RootBone;
}
}
public void AdjustRootMotionToDistance (Vector2 distanceToTarget, int trackIndex = 0, bool adjustX = true, bool adjustY = true,
float minX = 0, float maxX = float.MaxValue, float minY = 0, float maxY = float.MaxValue,
bool allowXTranslation = false, bool allowYTranslation = false) {
Vector2 distanceToTargetSkeletonSpace = (Vector2)transform.InverseTransformVector(distanceToTarget);
Vector2 scaleAffectingRootMotion = GetScaleAffectingRootMotion();
if (UsesRigidbody)
distanceToTargetSkeletonSpace -= tempSkeletonDisplacement;
Vector2 remainingRootMotionSkeletonSpace = GetRemainingRootMotion(trackIndex);
remainingRootMotionSkeletonSpace.Scale(scaleAffectingRootMotion);
if (remainingRootMotionSkeletonSpace.x == 0)
remainingRootMotionSkeletonSpace.x = 0.0001f;
if (remainingRootMotionSkeletonSpace.y == 0)
remainingRootMotionSkeletonSpace.y = 0.0001f;
if (adjustX)
rootMotionScaleX = Math.Min(maxX, Math.Max(minX, distanceToTargetSkeletonSpace.x / remainingRootMotionSkeletonSpace.x));
if (adjustY)
rootMotionScaleY = Math.Min(maxY, Math.Max(minY, distanceToTargetSkeletonSpace.y / remainingRootMotionSkeletonSpace.y));
if (allowXTranslation)
rootMotionTranslateXPerY = (distanceToTargetSkeletonSpace.x - remainingRootMotionSkeletonSpace.x * rootMotionScaleX) / remainingRootMotionSkeletonSpace.y;
if (allowYTranslation)
rootMotionTranslateYPerX = (distanceToTargetSkeletonSpace.y - remainingRootMotionSkeletonSpace.y * rootMotionScaleY) / remainingRootMotionSkeletonSpace.x;
}
public Vector2 GetAnimationRootMotion (Animation animation) {
return GetAnimationRootMotion(0, animation.Duration, animation);
}
public Vector2 GetAnimationRootMotion (float startTime, float endTime,
Animation animation) {
TranslateTimeline timeline = animation.FindTranslateTimelineForBone(rootMotionBoneIndex);
if (timeline != null) {
return GetTimelineMovementDelta(startTime, endTime, timeline, animation);
}
TranslateXTimeline xTimeline = animation.FindTimelineForBone<TranslateXTimeline>(rootMotionBoneIndex);
TranslateYTimeline yTimeline = animation.FindTimelineForBone<TranslateYTimeline>(rootMotionBoneIndex);
if (xTimeline != null || yTimeline != null) {
return GetTimelineMovementDelta(startTime, endTime, xTimeline, yTimeline, animation);
}
return Vector2.zero;
}
public RootMotionInfo GetAnimationRootMotionInfo (Animation animation, float currentTime) {
RootMotionInfo rootMotion = new RootMotionInfo();
float duration = animation.Duration;
float mid = duration * 0.5f;
rootMotion.timeIsPastMid = currentTime > mid;
TranslateTimeline timeline = animation.FindTranslateTimelineForBone(rootMotionBoneIndex);
if (timeline != null) {
rootMotion.start = timeline.Evaluate(0);
rootMotion.current = timeline.Evaluate(currentTime);
rootMotion.mid = timeline.Evaluate(mid);
rootMotion.end = timeline.Evaluate(duration);
return rootMotion;
}
TranslateXTimeline xTimeline = animation.FindTimelineForBone<TranslateXTimeline>(rootMotionBoneIndex);
TranslateYTimeline yTimeline = animation.FindTimelineForBone<TranslateYTimeline>(rootMotionBoneIndex);
if (xTimeline != null || yTimeline != null) {
rootMotion.start = TimelineExtensions.Evaluate(xTimeline, yTimeline, 0);
rootMotion.current = TimelineExtensions.Evaluate(xTimeline, yTimeline, currentTime);
rootMotion.mid = TimelineExtensions.Evaluate(xTimeline, yTimeline, mid);
rootMotion.end = TimelineExtensions.Evaluate(xTimeline, yTimeline, duration);
return rootMotion;
}
return rootMotion;
}
Vector2 GetTimelineMovementDelta (float startTime, float endTime,
TranslateTimeline timeline, Animation animation) {
Vector2 currentDelta;
if (startTime > endTime) // Looped
currentDelta = (timeline.Evaluate(animation.Duration) - timeline.Evaluate(startTime))
+ (timeline.Evaluate(endTime) - timeline.Evaluate(0));
else if (startTime != endTime) // Non-looped
currentDelta = timeline.Evaluate(endTime) - timeline.Evaluate(startTime);
else
currentDelta = Vector2.zero;
return currentDelta;
}
Vector2 GetTimelineMovementDelta (float startTime, float endTime,
TranslateXTimeline xTimeline, TranslateYTimeline yTimeline, Animation animation) {
Vector2 currentDelta;
if (startTime > endTime) // Looped
currentDelta =
(TimelineExtensions.Evaluate(xTimeline, yTimeline, animation.Duration)
- TimelineExtensions.Evaluate(xTimeline, yTimeline, startTime))
+ (TimelineExtensions.Evaluate(xTimeline, yTimeline, endTime)
- TimelineExtensions.Evaluate(xTimeline, yTimeline, 0));
else if (startTime != endTime) // Non-looped
currentDelta = TimelineExtensions.Evaluate(xTimeline, yTimeline, endTime)
- TimelineExtensions.Evaluate(xTimeline, yTimeline, startTime);
else
currentDelta = Vector2.zero;
return currentDelta;
}
void GatherTopLevelBones () {
topLevelBones.Clear();
var skeleton = skeletonComponent.Skeleton;
foreach (var bone in skeleton.Bones) {
if (bone.Parent == null)
topLevelBones.Add(bone);
}
}
void HandleUpdateLocal (ISkeletonAnimation animatedSkeletonComponent) {
if (!this.isActiveAndEnabled)
return; // Root motion is only applied when component is enabled.
var boneLocalDelta = CalculateAnimationsMovementDelta();
Vector2 parentBoneScale;
Vector2 skeletonDelta = GetSkeletonSpaceMovementDelta(boneLocalDelta, out parentBoneScale);
ApplyRootMotion(skeletonDelta, parentBoneScale);
}
void ApplyRootMotion (Vector2 skeletonDelta, Vector2 parentBoneScale) {
// Apply root motion to Transform or RigidBody;
if (UsesRigidbody) {
rigidbodyDisplacement += (Vector2)transform.TransformVector(skeletonDelta);
// Accumulated displacement is applied on the next Physics update in FixedUpdate.
// Until the next Physics update, tempBoneDisplacement is offsetting bone locations
// to prevent stutter which would otherwise occur if we don't move every Update.
tempSkeletonDisplacement += skeletonDelta;
SetEffectiveBoneOffsetsTo(tempSkeletonDisplacement, parentBoneScale);
} else {
transform.position += transform.TransformVector(skeletonDelta);
ClearEffectiveBoneOffsets(parentBoneScale);
}
}
Vector2 GetScaleAffectingRootMotion () {
Vector2 parentBoneScale;
return GetScaleAffectingRootMotion(out parentBoneScale);
}
Vector2 GetScaleAffectingRootMotion (out Vector2 parentBoneScale) {
var skeleton = skeletonComponent.Skeleton;
Vector2 totalScale = Vector2.one;
totalScale.x *= skeleton.ScaleX;
totalScale.y *= skeleton.ScaleY;
parentBoneScale = Vector2.one;
Bone scaleBone = rootMotionBone;
while ((scaleBone = scaleBone.Parent) != null) {
parentBoneScale.x *= scaleBone.ScaleX;
parentBoneScale.y *= scaleBone.ScaleY;
}
totalScale = Vector2.Scale(totalScale, parentBoneScale);
totalScale *= AdditionalScale;
return totalScale;
}
Vector2 GetSkeletonSpaceMovementDelta (Vector2 boneLocalDelta, out Vector2 parentBoneScale) {
Vector2 skeletonDelta = boneLocalDelta;
Vector2 totalScale = GetScaleAffectingRootMotion(out parentBoneScale);
skeletonDelta.Scale(totalScale);
Vector2 rootMotionTranslation = new Vector2(
rootMotionTranslateXPerY * skeletonDelta.y,
rootMotionTranslateYPerX * skeletonDelta.x);
skeletonDelta.x *= rootMotionScaleX;
skeletonDelta.y *= rootMotionScaleY;
skeletonDelta.x += rootMotionTranslation.x;
skeletonDelta.y += rootMotionTranslation.y;
if (!transformPositionX) skeletonDelta.x = 0f;
if (!transformPositionY) skeletonDelta.y = 0f;
return skeletonDelta;
}
void SetEffectiveBoneOffsetsTo (Vector2 displacementSkeletonSpace, Vector2 parentBoneScale) {
// Move top level bones in opposite direction of the root motion bone
var skeleton = skeletonComponent.Skeleton;
foreach (var topLevelBone in topLevelBones) {
if (topLevelBone == rootMotionBone) {
if (transformPositionX) topLevelBone.X = displacementSkeletonSpace.x / skeleton.ScaleX;
if (transformPositionY) topLevelBone.Y = displacementSkeletonSpace.y / skeleton.ScaleY;
} else {
float offsetX = (initialOffset.x - rootMotionBone.X) * parentBoneScale.x;
float offsetY = (initialOffset.y - rootMotionBone.Y) * parentBoneScale.y;
if (transformPositionX) topLevelBone.X = (displacementSkeletonSpace.x / skeleton.ScaleX) + offsetX;
if (transformPositionY) topLevelBone.Y = (displacementSkeletonSpace.y / skeleton.ScaleY) + offsetY;
}
}
}
void ClearEffectiveBoneOffsets (Vector2 parentBoneScale) {
SetEffectiveBoneOffsetsTo(Vector2.zero, parentBoneScale);
}
}
}
/******************************************************************************
* Spine Runtimes License Agreement
* Last updated January 1, 2020. Replaces all prior versions.
*
* Copyright (c) 2013-2020, Esoteric Software LLC
*
* Integration of the Spine Runtimes into software or otherwise creating
* derivative works of the Spine Runtimes is permitted under the terms and
* conditions of Section 2 of the Spine Editor License Agreement:
* http://esotericsoftware.com/spine-editor-license
*
* Otherwise, it is permitted to integrate the Spine Runtimes into software
* or otherwise create derivative works of the Spine Runtimes (collectively,
* "Products"), provided that each user of the Products must obtain their own
* Spine Editor license and redistribution of the Products in any form must
* include this license and copyright notice.
*
* THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
* BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
using Spine.Unity.AnimationTools;
using System;
using System.Collections.Generic;
using UnityEngine;
namespace Spine.Unity {
/// <summary>
/// Base class for skeleton root motion components.
/// </summary>
abstract public class SkeletonRootMotionBase : MonoBehaviour {
#region Inspector
[SpineBone]
[SerializeField]
protected string rootMotionBoneName = "root";
public bool transformPositionX = true;
public bool transformPositionY = true;
public float rootMotionScaleX = 1;
public float rootMotionScaleY = 1;
/// <summary>Skeleton space X translation per skeleton space Y translation root motion.</summary>
public float rootMotionTranslateXPerY = 0;
/// <summary>Skeleton space Y translation per skeleton space X translation root motion.</summary>
public float rootMotionTranslateYPerX = 0;
[Header("Optional")]
public Rigidbody2D rigidBody2D;
public bool applyRigidbody2DGravity = false;
public Rigidbody rigidBody;
public bool UsesRigidbody {
get { return rigidBody != null || rigidBody2D != null; }
}
#endregion
protected ISkeletonComponent skeletonComponent;
protected Bone rootMotionBone;
protected int rootMotionBoneIndex;
protected List<Bone> topLevelBones = new List<Bone>();
protected Vector2 initialOffset = Vector2.zero;
protected Vector2 tempSkeletonDisplacement;
protected Vector2 rigidbodyDisplacement;
protected virtual void Reset () {
FindRigidbodyComponent();
}
protected virtual void Start () {
skeletonComponent = GetComponent<ISkeletonComponent>();
GatherTopLevelBones();
SetRootMotionBone(rootMotionBoneName);
if (rootMotionBone != null)
initialOffset = new Vector2(rootMotionBone.X, rootMotionBone.Y);
var skeletonAnimation = skeletonComponent as ISkeletonAnimation;
if (skeletonAnimation != null) {
skeletonAnimation.UpdateLocal -= HandleUpdateLocal;
skeletonAnimation.UpdateLocal += HandleUpdateLocal;
}
}
protected virtual void FixedUpdate () {
if (!this.isActiveAndEnabled)
return; // Root motion is only applied when component is enabled.
if (rigidBody2D != null) {
Vector2 gravityAndVelocityMovement = Vector2.zero;
if (applyRigidbody2DGravity) {
float deltaTime = Time.fixedDeltaTime;
float deltaTimeSquared = (deltaTime * deltaTime);
rigidBody2D.velocity += rigidBody2D.gravityScale * Physics2D.gravity * deltaTime;
gravityAndVelocityMovement = 0.5f * rigidBody2D.gravityScale * Physics2D.gravity * deltaTimeSquared +
rigidBody2D.velocity * deltaTime;
}
rigidBody2D.MovePosition(gravityAndVelocityMovement + new Vector2(transform.position.x, transform.position.y)
+ rigidbodyDisplacement);
}
if (rigidBody != null) {
rigidBody.MovePosition(transform.position
+ new Vector3(rigidbodyDisplacement.x, rigidbodyDisplacement.y, 0));
}
Vector2 parentBoneScale;
GetScaleAffectingRootMotion(out parentBoneScale);
ClearEffectiveBoneOffsets(parentBoneScale);
rigidbodyDisplacement = Vector2.zero;
tempSkeletonDisplacement = Vector2.zero;
}
protected virtual void OnDisable () {
rigidbodyDisplacement = Vector2.zero;
tempSkeletonDisplacement = Vector2.zero;
}
protected void FindRigidbodyComponent () {
rigidBody2D = this.GetComponent<Rigidbody2D>();
if (!rigidBody2D)
rigidBody = this.GetComponent<Rigidbody>();
if (!rigidBody2D && !rigidBody) {
rigidBody2D = this.GetComponentInParent<Rigidbody2D>();
if (!rigidBody2D)
rigidBody = this.GetComponentInParent<Rigidbody>();
}
}
protected virtual float AdditionalScale { get { return 1.0f; } }
abstract protected Vector2 CalculateAnimationsMovementDelta ();
abstract public Vector2 GetRemainingRootMotion (int trackIndex = 0);
public struct RootMotionInfo {
public Vector2 start;
public Vector2 current;
public Vector2 mid;
public Vector2 end;
public bool timeIsPastMid;
};
abstract public RootMotionInfo GetRootMotionInfo (int trackIndex = 0);
public void SetRootMotionBone (string name) {
var skeleton = skeletonComponent.Skeleton;
Bone bone = skeleton.FindBone(name);
if (bone != null) {
this.rootMotionBoneIndex = bone.Data.Index;
this.rootMotionBone = bone;
} else {
Debug.Log("Bone named \"" + name + "\" could not be found.");
this.rootMotionBoneIndex = 0;
this.rootMotionBone = skeleton.RootBone;
}
}
public void AdjustRootMotionToDistance (Vector2 distanceToTarget, int trackIndex = 0, bool adjustX = true, bool adjustY = true,
float minX = 0, float maxX = float.MaxValue, float minY = 0, float maxY = float.MaxValue,
bool allowXTranslation = false, bool allowYTranslation = false) {
Vector2 distanceToTargetSkeletonSpace = (Vector2)transform.InverseTransformVector(distanceToTarget);
Vector2 scaleAffectingRootMotion = GetScaleAffectingRootMotion();
if (UsesRigidbody)
distanceToTargetSkeletonSpace -= tempSkeletonDisplacement;
Vector2 remainingRootMotionSkeletonSpace = GetRemainingRootMotion(trackIndex);
remainingRootMotionSkeletonSpace.Scale(scaleAffectingRootMotion);
if (remainingRootMotionSkeletonSpace.x == 0)
remainingRootMotionSkeletonSpace.x = 0.0001f;
if (remainingRootMotionSkeletonSpace.y == 0)
remainingRootMotionSkeletonSpace.y = 0.0001f;
if (adjustX)
rootMotionScaleX = Math.Min(maxX, Math.Max(minX, distanceToTargetSkeletonSpace.x / remainingRootMotionSkeletonSpace.x));
if (adjustY)
rootMotionScaleY = Math.Min(maxY, Math.Max(minY, distanceToTargetSkeletonSpace.y / remainingRootMotionSkeletonSpace.y));
if (allowXTranslation)
rootMotionTranslateXPerY = (distanceToTargetSkeletonSpace.x - remainingRootMotionSkeletonSpace.x * rootMotionScaleX) / remainingRootMotionSkeletonSpace.y;
if (allowYTranslation)
rootMotionTranslateYPerX = (distanceToTargetSkeletonSpace.y - remainingRootMotionSkeletonSpace.y * rootMotionScaleY) / remainingRootMotionSkeletonSpace.x;
}
public Vector2 GetAnimationRootMotion (Animation animation) {
return GetAnimationRootMotion(0, animation.Duration, animation);
}
public Vector2 GetAnimationRootMotion (float startTime, float endTime,
Animation animation) {
TranslateTimeline timeline = animation.FindTranslateTimelineForBone(rootMotionBoneIndex);
if (timeline != null) {
return GetTimelineMovementDelta(startTime, endTime, timeline, animation);
}
TranslateXTimeline xTimeline = animation.FindTimelineForBone<TranslateXTimeline>(rootMotionBoneIndex);
TranslateYTimeline yTimeline = animation.FindTimelineForBone<TranslateYTimeline>(rootMotionBoneIndex);
if (xTimeline != null || yTimeline != null) {
return GetTimelineMovementDelta(startTime, endTime, xTimeline, yTimeline, animation);
}
return Vector2.zero;
}
public RootMotionInfo GetAnimationRootMotionInfo (Animation animation, float currentTime) {
RootMotionInfo rootMotion = new RootMotionInfo();
float duration = animation.Duration;
float mid = duration * 0.5f;
rootMotion.timeIsPastMid = currentTime > mid;
TranslateTimeline timeline = animation.FindTranslateTimelineForBone(rootMotionBoneIndex);
if (timeline != null) {
rootMotion.start = timeline.Evaluate(0);
rootMotion.current = timeline.Evaluate(currentTime);
rootMotion.mid = timeline.Evaluate(mid);
rootMotion.end = timeline.Evaluate(duration);
return rootMotion;
}
TranslateXTimeline xTimeline = animation.FindTimelineForBone<TranslateXTimeline>(rootMotionBoneIndex);
TranslateYTimeline yTimeline = animation.FindTimelineForBone<TranslateYTimeline>(rootMotionBoneIndex);
if (xTimeline != null || yTimeline != null) {
rootMotion.start = TimelineExtensions.Evaluate(xTimeline, yTimeline, 0);
rootMotion.current = TimelineExtensions.Evaluate(xTimeline, yTimeline, currentTime);
rootMotion.mid = TimelineExtensions.Evaluate(xTimeline, yTimeline, mid);
rootMotion.end = TimelineExtensions.Evaluate(xTimeline, yTimeline, duration);
return rootMotion;
}
return rootMotion;
}
Vector2 GetTimelineMovementDelta (float startTime, float endTime,
TranslateTimeline timeline, Animation animation) {
Vector2 currentDelta;
if (startTime > endTime) // Looped
currentDelta = (timeline.Evaluate(animation.Duration) - timeline.Evaluate(startTime))
+ (timeline.Evaluate(endTime) - timeline.Evaluate(0));
else if (startTime != endTime) // Non-looped
currentDelta = timeline.Evaluate(endTime) - timeline.Evaluate(startTime);
else
currentDelta = Vector2.zero;
return currentDelta;
}
Vector2 GetTimelineMovementDelta (float startTime, float endTime,
TranslateXTimeline xTimeline, TranslateYTimeline yTimeline, Animation animation) {
Vector2 currentDelta;
if (startTime > endTime) // Looped
currentDelta =
(TimelineExtensions.Evaluate(xTimeline, yTimeline, animation.Duration)
- TimelineExtensions.Evaluate(xTimeline, yTimeline, startTime))
+ (TimelineExtensions.Evaluate(xTimeline, yTimeline, endTime)
- TimelineExtensions.Evaluate(xTimeline, yTimeline, 0));
else if (startTime != endTime) // Non-looped
currentDelta = TimelineExtensions.Evaluate(xTimeline, yTimeline, endTime)
- TimelineExtensions.Evaluate(xTimeline, yTimeline, startTime);
else
currentDelta = Vector2.zero;
return currentDelta;
}
void GatherTopLevelBones () {
topLevelBones.Clear();
var skeleton = skeletonComponent.Skeleton;
foreach (var bone in skeleton.Bones) {
if (bone.Parent == null)
topLevelBones.Add(bone);
}
}
void HandleUpdateLocal (ISkeletonAnimation animatedSkeletonComponent) {
if (!this.isActiveAndEnabled)
return; // Root motion is only applied when component is enabled.
var boneLocalDelta = CalculateAnimationsMovementDelta();
Vector2 parentBoneScale;
Vector2 skeletonDelta = GetSkeletonSpaceMovementDelta(boneLocalDelta, out parentBoneScale);
ApplyRootMotion(skeletonDelta, parentBoneScale);
}
void ApplyRootMotion (Vector2 skeletonDelta, Vector2 parentBoneScale) {
// Apply root motion to Transform or RigidBody;
if (UsesRigidbody) {
rigidbodyDisplacement += (Vector2)transform.TransformVector(skeletonDelta);
// Accumulated displacement is applied on the next Physics update in FixedUpdate.
// Until the next Physics update, tempBoneDisplacement is offsetting bone locations
// to prevent stutter which would otherwise occur if we don't move every Update.
tempSkeletonDisplacement += skeletonDelta;
SetEffectiveBoneOffsetsTo(tempSkeletonDisplacement, parentBoneScale);
} else {
transform.position += transform.TransformVector(skeletonDelta);
ClearEffectiveBoneOffsets(parentBoneScale);
}
}
Vector2 GetScaleAffectingRootMotion () {
Vector2 parentBoneScale;
return GetScaleAffectingRootMotion(out parentBoneScale);
}
Vector2 GetScaleAffectingRootMotion (out Vector2 parentBoneScale) {
var skeleton = skeletonComponent.Skeleton;
Vector2 totalScale = Vector2.one;
totalScale.x *= skeleton.ScaleX;
totalScale.y *= skeleton.ScaleY;
parentBoneScale = Vector2.one;
Bone scaleBone = rootMotionBone;
while ((scaleBone = scaleBone.Parent) != null) {
parentBoneScale.x *= scaleBone.ScaleX;
parentBoneScale.y *= scaleBone.ScaleY;
}
totalScale = Vector2.Scale(totalScale, parentBoneScale);
totalScale *= AdditionalScale;
return totalScale;
}
Vector2 GetSkeletonSpaceMovementDelta (Vector2 boneLocalDelta, out Vector2 parentBoneScale) {
Vector2 skeletonDelta = boneLocalDelta;
Vector2 totalScale = GetScaleAffectingRootMotion(out parentBoneScale);
skeletonDelta.Scale(totalScale);
Vector2 rootMotionTranslation = new Vector2(
rootMotionTranslateXPerY * skeletonDelta.y,
rootMotionTranslateYPerX * skeletonDelta.x);
skeletonDelta.x *= rootMotionScaleX;
skeletonDelta.y *= rootMotionScaleY;
skeletonDelta.x += rootMotionTranslation.x;
skeletonDelta.y += rootMotionTranslation.y;
if (!transformPositionX) skeletonDelta.x = 0f;
if (!transformPositionY) skeletonDelta.y = 0f;
return skeletonDelta;
}
void SetEffectiveBoneOffsetsTo (Vector2 displacementSkeletonSpace, Vector2 parentBoneScale) {
// Move top level bones in opposite direction of the root motion bone
var skeleton = skeletonComponent.Skeleton;
foreach (var topLevelBone in topLevelBones) {
if (topLevelBone == rootMotionBone) {
if (transformPositionX) topLevelBone.X = displacementSkeletonSpace.x / skeleton.ScaleX;
if (transformPositionY) topLevelBone.Y = displacementSkeletonSpace.y / skeleton.ScaleY;
} else {
float offsetX = (initialOffset.x - rootMotionBone.X) * parentBoneScale.x;
float offsetY = (initialOffset.y - rootMotionBone.Y) * parentBoneScale.y;
if (transformPositionX) topLevelBone.X = (displacementSkeletonSpace.x / skeleton.ScaleX) + offsetX;
if (transformPositionY) topLevelBone.Y = (displacementSkeletonSpace.y / skeleton.ScaleY) + offsetY;
}
}
}
void ClearEffectiveBoneOffsets (Vector2 parentBoneScale) {
SetEffectiveBoneOffsetsTo(Vector2.zero, parentBoneScale);
}
}
}