void TryUpdateReferenceClip(Object obj, ReferencedSpritesheet spritesheet)
{
if (obj && (obj is AnimationClip animationClip))
{
spritesheet.ReferenceClip = animationClip;
}
}
void TryUpdateSpritesheet(Object obj, ReferencedSpritesheet spritesheet)
{
if (obj && (obj is Texture2D))
{
var sprites = AssetDatabase.LoadAllAssetsAtPath(AssetDatabase.GetAssetPath(obj)).Select(x => {
if (x && (x is Sprite sprite))
{
return(sprite);
}
return(null);
}).Where(x => (x != null)).ToList();
var zeroName = sprites[0].name;
var prefix = zeroName.Substring(0, zeroName.LastIndexOf('_') + 1);
sprites.Sort((a, b) => {
var aIndex = int.Parse(a.name.Replace(prefix, ""));
var bIndex = int.Parse(b.name.Replace(prefix, ""));
return(aIndex.CompareTo(bIndex));
});
if (sprites.Count > 0)
{
spritesheet.Sprites = sprites;
}
}
}
void GenerateSimpleAnim(string animName, int spritesheetSize, Func <int, int> spriteChooser,
Func <AnimatorCondition[]> conditionFactory, AnimatorController animatorController,
ReferencedSpritesheet spritesheet, GameObject targetGameObject, bool silent)
{
if (!spritesheet.IsValid)
{
if (!silent)
{
Debug.LogErrorFormat("Spritesheet for anim '{0}' is invalid", animName);
}
return;
}
var sprites = spritesheet.Sprites;
if (sprites.Count != spritesheetSize)
{
Debug.LogErrorFormat("Invalid spritesheet size for anim '{0}': '{1}'", animName, spritesheetSize);
return;
}
var referenceClip = spritesheet.ReferenceClip;
var stateMachine = animatorController.layers[0].stateMachine;
var clip = new AnimationClip {
name = animName,
wrapMode = WrapMode.Loop
};
var bindings = AnimationUtility.GetObjectReferenceCurveBindings(referenceClip);
Debug.Assert(bindings.Length == 1);
foreach (var referenceBinding in bindings)
{
var referenceCurve = AnimationUtility.GetObjectReferenceCurve(referenceClip, referenceBinding);
var mod = new PropertyModification {
propertyPath = referenceBinding.path,
};
AnimationUtility.PropertyModificationToEditorCurveBinding(mod, targetGameObject, out var binding);
binding.propertyName = referenceBinding.propertyName;
binding.path = referenceBinding.path;
binding.type = referenceBinding.type;
var curve = new ObjectReferenceKeyframe[referenceCurve.Length];
for (var i = 0; i < referenceCurve.Length; ++i)
{
curve[i] = new ObjectReferenceKeyframe {
time = referenceCurve[i].time,
value = sprites[spriteChooser(i)]
};
}
AnimationUtility.SetObjectReferenceCurve(clip, binding, curve);
}
foreach (var referenceBinding in AnimationUtility.GetCurveBindings(referenceClip))
{
var referenceCurve = AnimationUtility.GetEditorCurve(referenceClip, referenceBinding);
var mod = new PropertyModification {
propertyPath = referenceBinding.path,
};
AnimationUtility.PropertyModificationToEditorCurveBinding(mod, targetGameObject, out var binding);
var curve = new AnimationCurve();
for (var j = 0; j < referenceCurve.length; ++j)
{
var referenceKey = referenceCurve.keys[j];
curve.AddKey(new Keyframe(referenceKey.time, referenceKey.value));
}
AnimationUtility.SetEditorCurve(clip, binding, curve);
}
if (AddEvents)
{
var clipEvents = new List <AnimationEvent>();
foreach (var referenceEvent in AnimationUtility.GetAnimationEvents(referenceClip))
{
var ev = new AnimationEvent {
time = referenceEvent.time,
functionName = referenceEvent.functionName,
floatParameter = referenceEvent.floatParameter,
intParameter = referenceEvent.intParameter,
messageOptions = referenceEvent.messageOptions,
stringParameter = referenceEvent.stringParameter,
objectReferenceParameter = referenceEvent.objectReferenceParameter
};
clipEvents.Add(ev);
}
if (clipEvents.Count > 0)
{
AnimationUtility.SetAnimationEvents(clip, clipEvents.ToArray());
}
}
AssetDatabase.CreateAsset(clip, AssetDatabase.GetAssetPath(animatorController).Replace("Controller.asset", animName + ".anim"));
var animatorState = animatorController.AddMotion(clip);
animatorState.name = $"{animName}";
var transition = stateMachine.AddAnyStateTransition(animatorState);
transition.duration = 0f;
transition.hasExitTime = false;
transition.conditions = conditionFactory();
}
