public static void SetLoop(this AnimationClip clip, bool value)
{
SerializedObject serializedClip = new SerializedObject(clip);
AnimationClipSettings clipSettings = new AnimationClipSettings(serializedClip.FindProperty("m_AnimationClipSettings"));
clipSettings.loopTime = value;
clipSettings.loopBlend = value;
serializedClip.ApplyModifiedProperties();
}
/// <summary>
/// Create an animation clip from passed in sprites
/// </summary>
/// <returns>The created clip.</returns>
/// <param name="sprites">Sprites, in order.</param>
/// <param name="clipName">Clip name.</param>
public static AnimationClip CreateClip(Sprite[] sprites, string clipName)
{
// Output nothing if there is no clip name
if (string.IsNullOrEmpty(clipName))
{
return null;
}
// Could be inputs
int sampleRate = 12;
bool isLooping = false;
// Create a new Clip
AnimationClip clip = new AnimationClip();
// Apply the name and framerate
clip.name = clipName;
clip.frameRate = sampleRate;
// Apply Looping Settings
AnimationClipSettings clipSettings = new AnimationClipSettings();
clipSettings.loopTime = isLooping;
AnimationUtility.SetAnimationClipSettings(clip, clipSettings);
// Initialize the curve property for the animation clip
EditorCurveBinding curveBinding = new EditorCurveBinding();
curveBinding.propertyName = "m_Sprite";
// Assumes user wants to apply the sprite property to the root element
curveBinding.path = string.Empty;
curveBinding.type = typeof(SpriteRenderer);
// Build keyframes for the property using the supplied Sprites
ObjectReferenceKeyframe[] keys = CreateKeysForSprites(sprites, sampleRate);
// Build the clip if valid
if (keys.Length > 0)
{
// Set the keyframes to the animation
AnimationUtility.SetObjectReferenceCurve(clip, curveBinding, keys);
}
return clip;
}
public void AssignToPreviewClip(AnimationClip clip)
{
AnimationClipSettings srcClipInfo = new AnimationClipSettings {
startTime = this.firstFrame / clip.frameRate,
stopTime = this.lastFrame / clip.frameRate,
orientationOffsetY = this.orientationOffsetY,
level = this.level,
cycleOffset = this.cycleOffset,
loopTime = this.loopTime,
loopBlend = this.loopBlend,
loopBlendOrientation = this.loopBlendOrientation,
loopBlendPositionY = this.loopBlendPositionY,
loopBlendPositionXZ = this.loopBlendPositionXZ,
keepOriginalOrientation = this.keepOriginalOrientation,
keepOriginalPositionY = this.keepOriginalPositionY,
keepOriginalPositionXZ = this.keepOriginalPositionXZ,
heightFromFeet = this.heightFromFeet,
mirror = this.mirror
};
AnimationUtility.SetAnimationClipSettingsNoDirty(clip, srcClipInfo);
}
public void AssignToPreviewClip(AnimationClip clip)
{
AnimationClipSettings srcClipInfo = new AnimationClipSettings {
startTime = this.firstFrame / clip.frameRate,
stopTime = this.lastFrame / clip.frameRate,
orientationOffsetY = this.orientationOffsetY,
level = this.level,
cycleOffset = this.cycleOffset,
loopTime = this.loopTime,
loopBlend = this.loopBlend,
loopBlendOrientation = this.loopBlendOrientation,
loopBlendPositionY = this.loopBlendPositionY,
loopBlendPositionXZ = this.loopBlendPositionXZ,
keepOriginalOrientation = this.keepOriginalOrientation,
keepOriginalPositionY = this.keepOriginalPositionY,
keepOriginalPositionXZ = this.keepOriginalPositionXZ,
heightFromFeet = this.heightFromFeet,
mirror = this.mirror
};
AnimationUtility.SetAnimationClipSettingsNoDirty(clip, srcClipInfo);
}
public void AssignToPreviewClip(AnimationClip clip)
{
AnimationClipSettings info = new AnimationClipSettings();
info.startTime = firstFrame / clip.frameRate;
info.stopTime = lastFrame / clip.frameRate;
info.orientationOffsetY = orientationOffsetY;
info.level = level;
info.cycleOffset = cycleOffset;
info.loopTime = loopTime;
info.loopBlend = loopBlend;
info.loopBlendOrientation = loopBlendOrientation;
info.loopBlendPositionY = loopBlendPositionY;
info.loopBlendPositionXZ = loopBlendPositionXZ;
info.keepOriginalOrientation = keepOriginalOrientation;
info.keepOriginalPositionY = keepOriginalPositionY;
info.keepOriginalPositionXZ = keepOriginalPositionXZ;
info.heightFromFeet = heightFromFeet;
info.mirror = mirror;
info.hasAdditiveReferencePose = hasAdditiveReferencePose;
info.additiveReferencePoseTime = additiveReferencePoseFrame / clip.frameRate;
AnimationUtility.SetAnimationClipSettingsNoDirty(clip, info);
}
extern internal static void SetAnimationClipSettingsNoDirty([NotNull] AnimationClip clip, AnimationClipSettings srcClipInfo);
extern public static void SetAnimationClipSettings([NotNull] AnimationClip clip, AnimationClipSettings srcClipInfo);
internal static extern void SetAnimationClipSettingsNoDirty(AnimationClip clip, AnimationClipSettings srcClipInfo);
public static extern void SetAnimationClipSettings(AnimationClip clip, AnimationClipSettings srcClipInfo);
static void SetAnimationSettings (AnimationClip clip, AnimationClipSettings settings) {
#if UNITY_5
AnimationUtility.SetAnimationClipSettings(clip, settings);
#else
MethodInfo methodInfo = typeof(AnimationUtility).GetMethod("SetAnimationClipSettings", BindingFlags.Static | BindingFlags.NonPublic);
methodInfo.Invoke(null, new object[] { clip, settings });
EditorUtility.SetDirty(clip);
#endif
}
internal static extern void SetAnimationClipSettingsNoDirty(AnimationClip clip, AnimationClipSettings srcClipInfo);
public static extern void SetAnimationClipSettings(AnimationClip clip, AnimationClipSettings srcClipInfo);
/* Method Signature:
[MethodImpl(MethodImplOptions.InternalCall), WrapperlessIcall]
internal static extern void SetAnimationClipSettings(AnimationClip clip, AnimationClipSettings srcClipInfo);
*/
/// <summary>
/// Uses reflection to call the internal (seriously, guys?!) SetAnimationClipSettings method
/// Especially funny because the method doesn't even appear to be USED internally...
/// </summary>
public static void SetAnimationSettings(this AnimationClip animClip, AnimationClipSettings settings)
{
//Use reflection to get the internal method
BindingFlags bindingFlags = BindingFlags.Static | BindingFlags.NonPublic;
MethodInfo mInfo = typeof(AnimationUtility).GetMethod("SetAnimationClipSettings", bindingFlags);
mInfo.Invoke(null, new object[] { animClip, settings });
}
/// <summary>
/// Generates a clip from this SpriteAnim
/// </summary>
/// <param name="savePath">Save path.</param>
/// <param name="filenamePrefix">Filename prefix.</param>
public void GenerateClip(string savePath, string filenamePrefix)
{
// Output nothing if there is no clip name
if (string.IsNullOrEmpty(this.clipName))
{
return;
}
// Output nothing if no frames are defined
if (this.animationKeyframes == null || this.animationKeyframes.Length == 0)
{
return;
}
// Get the clip to add our Sprite Animation into, or create a new one.
AnimationClip builtClip;
bool clipIsNew;
if (this.savedClip == null)
{
builtClip = new AnimationClip();
clipIsNew = true;
}
else
{
builtClip = this.savedClip;
clipIsNew = false;
}
builtClip.name = this.clipName;
builtClip.frameRate = this.Samples;
// Set the Looping status of the clip
AnimationClipSettings clipSettings = new AnimationClipSettings();
clipSettings.loopTime = this.isLooping;
AnimationUtility.SetAnimationClipSettings(builtClip, clipSettings);
// Clear ALL existing sprite bindings in the clip
EditorCurveBinding[] existingObjectBinding = AnimationUtility.GetObjectReferenceCurveBindings(builtClip);
for (int i = 0; i < existingObjectBinding.Length; i++)
{
EditorCurveBinding currentBinding = existingObjectBinding[i];
if (currentBinding.type == typeof(SpriteRenderer))
{
AnimationUtility.SetObjectReferenceCurve(builtClip, currentBinding, null);
}
}
// Clear existing Scale since it will be replaced
EditorCurveBinding[] existingValueBindings = AnimationUtility.GetCurveBindings(builtClip);
for (int i = 0; i < existingValueBindings.Length; i++)
{
EditorCurveBinding currentBinding = existingValueBindings[i];
if (currentBinding.type == typeof(Transform) && currentBinding.propertyName == "m_LocalScale.x")
{
builtClip.SetCurve(currentBinding.path, typeof(Transform), "m_LocalScale", null);
break;
}
}
// Initialize the curve property
EditorCurveBinding curveBinding = new EditorCurveBinding();
curveBinding.propertyName = "m_Sprite";
curveBinding.path = this.PathToSpriteRenderer;
curveBinding.type = typeof(SpriteRenderer);
// Build keyframes for the property
Sprite[] sprites = AssetDatabaseUtility.LoadSpritesInTextureSorted(this.SourceTexture);
ObjectReferenceKeyframe[] keys = this.CreateKeysForKeyframeRanges(sprites, this.animationKeyframes, this.Samples);
// Build the clip if valid
if (keys != null && keys.Length > 0)
{
// Set the keyframes to the animation
AnimationUtility.SetObjectReferenceCurve(builtClip, curveBinding, keys);
// Add scaling to mirror sprites
// Need to also restore scale in case a clip was previously mirrored and then unflagged
AnimationCurve normalCurve = AnimationCurve.Linear(0.0f, 1.0f, builtClip.length, 1.0f);
AnimationCurve mirrorCurve = AnimationCurve.Linear(0.0f, -1.0f, builtClip.length, -1.0f);
AnimationCurve xCurve = this.isMirroredX ? mirrorCurve : normalCurve;
AnimationCurve yCurve = this.isMirroredY ? mirrorCurve : normalCurve;
builtClip.SetCurve(this.PathToSpriteRenderer, typeof(Transform), "localScale.x", xCurve);
builtClip.SetCurve(this.PathToSpriteRenderer, typeof(Transform), "localScale.y", yCurve);
builtClip.SetCurve(this.PathToSpriteRenderer, typeof(Transform), "localScale.z", normalCurve);
// Create or replace the file
string filenameSansExtension = filenamePrefix + "_" + this.clipName;
if (clipIsNew)
{
string filename = filenameSansExtension + ".anim";
string fullpath = savePath + filename;
AssetDatabase.CreateAsset(builtClip, fullpath);
}
else
{
string pathToAsset = AssetDatabase.GetAssetPath(this.savedClip);
// renaming file doesn't expect extension for some reason
AssetDatabase.RenameAsset(pathToAsset, filenameSansExtension);
}
// Store reference to created clip to allow overwriting / renaming
this.savedClip = builtClip;
}
else
{
if (keys == null)
{
Debug.LogWarning("Skipping clip due to no keys found: " + this.clipName);
}
else
{
Debug.LogWarning("Encountered invalid clip. Not enough keys. Skipping clip: " + this.clipName);
}
}
}