Rasagar/Library/PackageCache/com.unity.timeline/Editor/inspectors/AnimationPlayableAssetInspector.cs

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2024-08-26 13:07:20 -07:00
using System;
using System.Linq;
using UnityEngine;
using UnityEngine.Timeline;
namespace UnityEditor.Timeline
{
[CustomEditor(typeof(AnimationPlayableAsset)), CanEditMultipleObjects]
class AnimationPlayableAssetInspector : Editor
{
static class Styles
{
public static readonly GUIContent RotationText = L10n.TextContent("Rotation");
public static readonly GUIContent AnimClipText = L10n.TextContent("Animation Clip");
public static readonly GUIContent TransformOffsetTitle = L10n.TextContent("Clip Transform Offsets", "Use this to offset the root transform position and rotation relative to the track when playing this clip");
public static readonly GUIContent AnimationClipName = L10n.TextContent("Animation Clip Name");
public static readonly GUIContent MatchTargetFieldsTitle = L10n.TextContent("Offsets Match Fields", "Fields to apply when matching offsets on clips. The defaults can be set on the track.");
public static readonly GUIContent UseDefaults = L10n.TextContent("Use defaults");
public static readonly GUIContent RemoveStartOffset = L10n.TextContent("Remove Start Offset", "Makes playback of the clip play relative to first key of the root transform");
public static readonly GUIContent ApplyFootIK = L10n.TextContent("Foot IK", "Enable to apply foot IK to the AnimationClip when the target is humanoid.");
public static readonly GUIContent Loop = L10n.TextContent("Loop", "Whether the source Animation Clip loops during playback.");
}
TimelineWindow m_TimelineWindow;
GameObject m_Binding;
TimelineAnimationUtilities.OffsetEditMode m_OffsetEditMode = TimelineAnimationUtilities.OffsetEditMode.None;
EditorClip m_EditorClip;
EditorClip[] m_EditorClips;
SerializedProperty m_PositionProperty;
SerializedProperty m_RotationProperty;
SerializedProperty m_AnimClipProperty;
SerializedProperty m_UseTrackMatchFieldsProperty;
SerializedProperty m_MatchTargetFieldsProperty;
SerializedObject m_SerializedAnimClip;
SerializedProperty m_SerializedAnimClipName;
SerializedProperty m_RemoveStartOffsetProperty;
SerializedProperty m_ApplyFootIK;
SerializedProperty m_Loop;
Vector3 m_LastPosition;
Vector3 m_LastRotation;
public override void OnInspectorGUI()
{
if (target == null)
return;
serializedObject.Update();
if (!m_TimelineWindow) m_TimelineWindow = TimelineWindow.instance;
ShowAnimationClipField();
ShowRecordableClipRename();
ShowAnimationClipWarnings();
EditorGUI.BeginChangeCheck();
TransformOffsetsGUI();
// extra checks are because the context menu may need to cause a re-evaluate
bool changed = EditorGUI.EndChangeCheck() ||
m_LastPosition != m_PositionProperty.vector3Value ||
m_LastRotation != m_RotationProperty.vector3Value;
m_LastPosition = m_PositionProperty.vector3Value;
m_LastRotation = m_RotationProperty.vector3Value;
if (changed)
{
// updates the changed properties and pushes them to the active playable
serializedObject.ApplyModifiedProperties();
((AnimationPlayableAsset)target).LiveLink();
// force an evaluate to happen next frame
if (TimelineWindow.instance != null && TimelineWindow.instance.state != null)
{
TimelineWindow.instance.state.Evaluate();
}
}
EditorGUI.BeginChangeCheck();
EditorGUILayout.PropertyField(m_ApplyFootIK, Styles.ApplyFootIK);
EditorGUILayout.PropertyField(m_Loop, Styles.Loop);
if (EditorGUI.EndChangeCheck())
TimelineEditor.Refresh(RefreshReason.ContentsModified);
serializedObject.ApplyModifiedProperties();
}
void ShowAnimationClipField()
{
bool disabled = m_EditorClips == null || m_EditorClips.Any(c => c.clip == null || c.clip.recordable);
using (new EditorGUI.DisabledScope(disabled))
{
EditorGUI.BeginChangeCheck();
EditorGUILayout.PropertyField(m_AnimClipProperty, Styles.AnimClipText);
if (EditorGUI.EndChangeCheck())
{
// rename the timeline clips to match the animation name if it did previously
if (m_AnimClipProperty.objectReferenceValue != null && m_EditorClips != null)
{
var newName = m_AnimClipProperty.objectReferenceValue.name;
foreach (var c in m_EditorClips)
{
if (c == null || c.clip == null || c.clip.asset == null)
continue;
var apa = c.clip.asset as AnimationPlayableAsset;
if (apa != null && apa.clip != null && c.clip.displayName == apa.clip.name)
{
if (c.clip.GetParentTrack() != null)
Undo.RegisterCompleteObjectUndo(c.clip.GetParentTrack(), L10n.Tr("Inspector"));
c.clip.displayName = newName;
}
}
}
TimelineEditor.Refresh(RefreshReason.ContentsModified);
}
}
}
void TransformOffsetsMatchFieldsGUI()
{
var rect = EditorGUILayout.GetControlRect(true);
EditorGUI.BeginProperty(rect, Styles.MatchTargetFieldsTitle, m_UseTrackMatchFieldsProperty);
rect = EditorGUI.PrefixLabel(rect, Styles.MatchTargetFieldsTitle);
int oldIndent = EditorGUI.indentLevel;
EditorGUI.indentLevel = 0;
EditorGUI.BeginChangeCheck();
bool val = m_UseTrackMatchFieldsProperty.boolValue;
val = EditorGUI.ToggleLeft(rect, Styles.UseDefaults, val);
if (EditorGUI.EndChangeCheck())
m_UseTrackMatchFieldsProperty.boolValue = val;
EditorGUI.indentLevel = oldIndent;
EditorGUI.EndProperty();
if (!val || m_UseTrackMatchFieldsProperty.hasMultipleDifferentValues)
{
EditorGUI.indentLevel++;
AnimationTrackInspector.MatchTargetsFieldGUI(m_MatchTargetFieldsProperty);
EditorGUI.indentLevel--;
}
}
void TransformOffsetsGUI()
{
if (ShouldShowOffsets())
{
EditorGUILayout.Space();
EditorGUILayout.LabelField(Styles.TransformOffsetTitle);
EditorGUI.indentLevel++;
using (new EditorGUI.DisabledScope(targets.Length > 1))
{
var previousOffsetMode = m_OffsetEditMode;
AnimationTrackInspector.ShowMotionOffsetEditModeToolbar(ref m_OffsetEditMode);
if (previousOffsetMode != m_OffsetEditMode)
{
SetTimeToClip();
SceneView.RepaintAll();
}
}
EditorGUILayout.BeginHorizontal();
EditorGUILayout.PropertyField(m_PositionProperty);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.PropertyField(m_RotationProperty, Styles.RotationText);
EditorGUILayout.EndHorizontal();
EditorGUILayout.Space();
EditorGUI.indentLevel--;
TransformOffsetsMatchFieldsGUI();
EditorGUI.BeginChangeCheck();
EditorGUILayout.PropertyField(m_RemoveStartOffsetProperty, Styles.RemoveStartOffset);
if (EditorGUI.EndChangeCheck())
{
TimelineEditor.Refresh(RefreshReason.ContentsAddedOrRemoved);
Repaint();
}
}
}
void Reevaluate()
{
if (m_TimelineWindow != null && m_TimelineWindow.state != null)
{
m_TimelineWindow.state.Refresh();
m_TimelineWindow.state.EvaluateImmediate();
}
}
// Make sure the director time is within the bounds of the clip
void SetTimeToClip()
{
if (m_TimelineWindow != null && m_TimelineWindow.state != null)
{
m_TimelineWindow.state.editSequence.time = Math.Min(m_EditorClip.clip.end, Math.Max(m_EditorClip.clip.start, m_TimelineWindow.state.editSequence.time));
}
}
public void OnEnable()
{
if (target == null) // case 946080
return;
m_EditorClip = UnityEditor.Selection.activeObject as EditorClip;
m_EditorClips = UnityEditor.Selection.objects.OfType<EditorClip>().ToArray();
SceneView.duringSceneGui += OnSceneGUI;
m_PositionProperty = serializedObject.FindProperty("m_Position");
m_PositionProperty.isExpanded = true;
m_RotationProperty = serializedObject.FindProperty("m_EulerAngles");
m_AnimClipProperty = serializedObject.FindProperty("m_Clip");
m_UseTrackMatchFieldsProperty = serializedObject.FindProperty("m_UseTrackMatchFields");
m_MatchTargetFieldsProperty = serializedObject.FindProperty("m_MatchTargetFields");
m_RemoveStartOffsetProperty = serializedObject.FindProperty("m_RemoveStartOffset");
m_ApplyFootIK = serializedObject.FindProperty("m_ApplyFootIK");
m_Loop = serializedObject.FindProperty("m_Loop");
m_LastPosition = m_PositionProperty.vector3Value;
m_LastRotation = m_RotationProperty.vector3Value;
}
void OnDestroy()
{
SceneView.duringSceneGui -= OnSceneGUI;
}
void OnSceneGUI(SceneView sceneView)
{
DoManipulators();
}
Transform GetTransform()
{
if (m_Binding != null)
return m_Binding.transform;
if (m_TimelineWindow != null && m_TimelineWindow.state != null &&
m_TimelineWindow.state.editSequence.director != null &&
m_EditorClip != null && m_EditorClip.clip != null)
{
var obj = TimelineUtility.GetSceneGameObject(m_TimelineWindow.state.editSequence.director,
m_EditorClip.clip.GetParentTrack());
m_Binding = obj;
if (obj != null)
return obj.transform;
}
return null;
}
void DoManipulators()
{
if (m_EditorClip == null || m_EditorClip.clip == null)
return;
AnimationPlayableAsset animationPlayable = m_EditorClip.clip.asset as AnimationPlayableAsset;
AnimationTrack track = m_EditorClip.clip.GetParentTrack() as AnimationTrack;
Transform transform = GetTransform();
if (transform != null && animationPlayable != null && m_OffsetEditMode != TimelineAnimationUtilities.OffsetEditMode.None && track != null)
{
UndoExtensions.RegisterPlayableAsset(animationPlayable, L10n.Tr("Inspector"));
Vector3 position = transform.position;
Quaternion rotation = transform.rotation;
EditorGUI.BeginChangeCheck();
if (m_OffsetEditMode == TimelineAnimationUtilities.OffsetEditMode.Translation)
{
position = Handles.PositionHandle(position, Tools.pivotRotation == PivotRotation.Global ? Quaternion.identity : rotation);
}
else if (m_OffsetEditMode == TimelineAnimationUtilities.OffsetEditMode.Rotation)
{
rotation = Handles.RotationHandle(rotation, position);
}
if (EditorGUI.EndChangeCheck())
{
var res = TimelineAnimationUtilities.UpdateClipOffsets(animationPlayable, track, transform, position, rotation);
animationPlayable.position = res.position;
animationPlayable.eulerAngles = AnimationUtility.GetClosestEuler(res.rotation, animationPlayable.eulerAngles, RotationOrder.OrderZXY);
Reevaluate();
Repaint();
}
}
}
void ShowAnimationClipWarnings()
{
AnimationClip clip = m_AnimClipProperty.objectReferenceValue as AnimationClip;
if (clip == null)
{
EditorGUILayout.HelpBox(AnimationPlayableAssetEditor.k_NoClipAssignedError, MessageType.Warning);
}
else if (clip.legacy)
{
EditorGUILayout.HelpBox(AnimationPlayableAssetEditor.k_LegacyClipError, MessageType.Warning);
}
}
bool ShouldShowOffsets()
{
return targets.OfType<AnimationPlayableAsset>().All(x => x.hasRootTransforms);
}
void ShowRecordableClipRename()
{
if (targets.Length > 1 || m_EditorClip == null || m_EditorClip.clip == null || !m_EditorClip.clip.recordable)
return;
AnimationClip clip = m_AnimClipProperty.objectReferenceValue as AnimationClip;
if (clip == null || !AssetDatabase.IsSubAsset(clip))
return;
if (m_SerializedAnimClip == null)
{
m_SerializedAnimClip = new SerializedObject(clip);
m_SerializedAnimClipName = m_SerializedAnimClip.FindProperty("m_Name");
}
if (m_SerializedAnimClipName != null)
{
m_SerializedAnimClip.Update();
EditorGUI.BeginChangeCheck();
EditorGUILayout.DelayedTextField(m_SerializedAnimClipName, Styles.AnimationClipName);
if (EditorGUI.EndChangeCheck())
m_SerializedAnimClip.ApplyModifiedProperties();
}
}
}
}