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Merge pull request #626 from neph1/merge_animations_actions
Merge animations actions
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jme3-core/src/com/jme3/gde/core/assets/actions/MergeAnimationsAction.java
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| /* | ||
| * Copyright (c) 2009-2024 jMonkeyEngine | ||
| * All rights reserved. | ||
| * | ||
| * Redistribution and use in source and binary forms, with or without | ||
| * modification, are permitted provided that the following conditions are | ||
| * met: | ||
| * | ||
| * * Redistributions of source code must retain the above copyright | ||
| * notice, this list of conditions and the following disclaimer. | ||
| * | ||
| * * Redistributions in binary form must reproduce the above copyright | ||
| * notice, this list of conditions and the following disclaimer in the | ||
| * documentation and/or other materials provided with the distribution. | ||
| * | ||
| * * Neither the name of 'jMonkeyEngine' nor the names of its contributors | ||
| * may be used to endorse or promote products derived from this software | ||
| * without specific prior written permission. | ||
| * | ||
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | ||
| * "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 THE COPYRIGHT OWNER OR | ||
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | ||
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | ||
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | ||
| * PROFITS; OR BUSINESS INTERRUPTION) 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 THIS | ||
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
| */ | ||
| package com.jme3.gde.core.assets.actions; | ||
|
|
||
| import com.jme3.anim.AnimClip; | ||
| import com.jme3.anim.AnimComposer; | ||
| import com.jme3.anim.AnimTrack; | ||
| import com.jme3.anim.Armature; | ||
| import com.jme3.anim.Joint; | ||
| import com.jme3.anim.SkinningControl; | ||
| import com.jme3.anim.TransformTrack; | ||
| import com.jme3.anim.util.HasLocalTransform; | ||
| import com.jme3.gde.core.assets.SpatialAssetDataObject; | ||
| import com.jme3.scene.Node; | ||
| import com.jme3.scene.Spatial; | ||
| import com.jme3.util.SafeArrayList; | ||
| import java.awt.event.ActionEvent; | ||
| import java.awt.event.ActionListener; | ||
| import java.io.IOException; | ||
| import java.util.Collection; | ||
| import java.util.Iterator; | ||
| import java.util.List; | ||
| import java.util.logging.Level; | ||
| import java.util.logging.Logger; | ||
| import org.openide.DialogDisplayer; | ||
| import org.openide.NotifyDescriptor; | ||
| import org.openide.NotifyDescriptor.Confirmation; | ||
| import org.openide.util.Exceptions; | ||
|
|
||
| /** | ||
| * Action for merging one or more spatials' animation to another. Same rig | ||
| * required. | ||
| * | ||
| * @author rickard | ||
| */ | ||
| public class MergeAnimationsAction implements ActionListener { | ||
|
|
||
| private static final String CANCEL = "Cancel"; | ||
| private final List<SpatialAssetDataObject> spatials; | ||
| private final Logger logger; | ||
|
|
||
| public MergeAnimationsAction(List<SpatialAssetDataObject> context) { | ||
| this.spatials = context; | ||
| logger = Logger.getLogger(MergeAnimationsAction.class.getName()); | ||
| } | ||
|
|
||
| @Override | ||
| public void actionPerformed(ActionEvent e) { | ||
| if (spatials.size() == 1) { | ||
| DialogDisplayer.getDefault().notify(new NotifyDescriptor.Message( | ||
| "Must select more than one spatial", | ||
| NotifyDescriptor.ERROR_MESSAGE)); | ||
| return; | ||
| } | ||
|
|
||
| final Object selectedSpatial = createSelector().getValue(); | ||
|
|
||
| if (selectedSpatial == null || selectedSpatial.equals(CANCEL)) { | ||
| logger.log(Level.INFO, "Operation cancelled by user."); | ||
| return; | ||
| } | ||
|
|
||
| final SpatialAssetDataObject targetAsset = findSpatial(selectedSpatial.toString()); | ||
|
|
||
| if (targetAsset == null) { | ||
| logger.log(Level.INFO, "Operation failed. No spatial."); | ||
| return; | ||
| } | ||
|
|
||
| final Spatial targetSpatial = targetAsset.loadAsset(); | ||
| final AnimComposer targetAnimComposer = findAnimComposer(targetSpatial, null); | ||
|
|
||
| if (targetAnimComposer == null) { | ||
| DialogDisplayer.getDefault().notify(new NotifyDescriptor.Message( | ||
| String.format("%s has no AnimComposer.", targetSpatial), | ||
| NotifyDescriptor.ERROR_MESSAGE)); | ||
| return; | ||
| } | ||
| final Spatial targetAnimComposerSpatial = targetAnimComposer.getSpatial(); | ||
| for (final Iterator<SpatialAssetDataObject> it = spatials.iterator(); it.hasNext();) { | ||
| final SpatialAssetDataObject spatialAssetDataObject = it.next(); | ||
| if (spatialAssetDataObject.getName().equals(selectedSpatial)) { | ||
| continue; | ||
| } | ||
| Spatial sourceSpatial = spatialAssetDataObject.loadAsset(); | ||
| final AnimComposer sourceAnimComposer = findAnimComposer(sourceSpatial, null); | ||
| if (sourceAnimComposer == null) { | ||
| DialogDisplayer.getDefault().notify(new NotifyDescriptor.Message( | ||
| String.format("%s has no AnimComposer.", sourceSpatial), | ||
| NotifyDescriptor.ERROR_MESSAGE)); | ||
| return; | ||
| } | ||
| copyClips(sourceAnimComposer, targetAnimComposer, targetAnimComposerSpatial.getControl(SkinningControl.class).getArmature()); | ||
| } | ||
| logger.log(Level.INFO, "Merging animations done. Saving."); | ||
| try { | ||
| targetAsset.saveAsset(); | ||
| } catch (IOException ex) { | ||
| Exceptions.printStackTrace(ex); | ||
| } | ||
| } | ||
|
|
||
| private void copyClips(final AnimComposer from, final AnimComposer to, Armature toArmature) { | ||
| final Collection<AnimClip> animClips = from.getAnimClips(); | ||
| for (AnimClip animClip : animClips) { | ||
| to.addAnimClip(retargetClip(animClip, toArmature, animClip.getName())); | ||
| logger.log(Level.FINE, String.format("Added anim clip %s", animClip.getName())); | ||
| } | ||
| } | ||
|
|
||
| private Confirmation createSelector() { | ||
| final Object[] spatials = new Object[this.spatials.size() + 1]; | ||
| int index = 0; | ||
| for (Iterator<SpatialAssetDataObject> it = this.spatials.iterator(); it.hasNext();) { | ||
| final SpatialAssetDataObject spatialAssetDataObject = it.next(); | ||
| spatials[index++] = spatialAssetDataObject.getName(); | ||
| } | ||
| spatials[index++] = CANCEL; | ||
| final NotifyDescriptor.Confirmation message | ||
| = new NotifyDescriptor.Confirmation( | ||
| "Select spatial to copy animations to."); | ||
| message.setOptions(spatials); | ||
|
|
||
| DialogDisplayer.getDefault().notify(message); | ||
|
|
||
| return message; | ||
| } | ||
|
|
||
| private AnimComposer findAnimComposer(Spatial spatial, AnimComposer animComposer) { | ||
| if (spatial.getControl(AnimComposer.class) != null) { | ||
| return spatial.getControl(AnimComposer.class); | ||
| } | ||
| if (animComposer == null && spatial instanceof Node node) { | ||
| for (Spatial child : node.getChildren()) { | ||
| animComposer = findAnimComposer(child, animComposer); | ||
| if (animComposer != null) { | ||
| return animComposer; | ||
| } | ||
| } | ||
| } | ||
| return animComposer; | ||
| } | ||
|
|
||
| private SpatialAssetDataObject findSpatial(String selected) { | ||
| for (Iterator<SpatialAssetDataObject> it = spatials.iterator(); it.hasNext();) { | ||
| final SpatialAssetDataObject spatialAssetDataObject = it.next(); | ||
| if (spatialAssetDataObject.getName().equals(selected)) { | ||
| return spatialAssetDataObject; | ||
| } | ||
| } | ||
| NotifyDescriptor.Message msg = new NotifyDescriptor.Message( | ||
| "Main asset to copy to not found. This is likely an issue with the tool itself.", | ||
| NotifyDescriptor.ERROR_MESSAGE); | ||
| DialogDisplayer.getDefault().notify(msg); | ||
| return null; | ||
| } | ||
|
|
||
| private AnimClip retargetClip(AnimClip sourceClip, Armature targetArmature, String clipName) { | ||
|
|
||
| // Create a list to hold the new tracks | ||
| SafeArrayList<AnimTrack> tracks = new SafeArrayList<>(AnimTrack.class); | ||
|
|
||
| // Iterate through each track in the source clip | ||
| for (AnimTrack animTrack : sourceClip.getTracks()) { | ||
|
|
||
| TransformTrack sourceTrack = (TransformTrack) animTrack; | ||
| String targetName = getTargetName(sourceTrack.getTarget()); | ||
| if (targetName == null) { | ||
| logger.log(Level.SEVERE, String.format("Unsupported target for: %s. Skipping.", animTrack)); | ||
| continue; | ||
| } | ||
| Joint target = targetArmature.getJoint(targetName); | ||
|
|
||
| if (target != null) { | ||
| // Clone the source track and set the new target joint | ||
| TransformTrack newTrack = sourceTrack.jmeClone(); | ||
| newTrack.setTarget(target); | ||
| tracks.add(newTrack); | ||
|
|
||
| } else { | ||
| logger.log(Level.WARNING, "Joint not found in the target Armature: {0}", targetName); | ||
| } | ||
| } | ||
|
|
||
| // Create a new animation clip with the specified name and set its tracks | ||
| AnimClip newClip = new AnimClip(clipName); | ||
| newClip.setTracks(tracks.getArray()); | ||
|
|
||
| logger.log(Level.INFO, "Created new AnimClip {0} with {1} tracks out of {2} from the source clip", | ||
| new Object[]{clipName, tracks.size(), sourceClip.getTracks().length}); | ||
| return newClip; | ||
| } | ||
|
|
||
| private String getTargetName(final HasLocalTransform target) { | ||
| if (target instanceof Node node) { | ||
| return node.getName(); | ||
| } | ||
| if (target instanceof Joint joint) { | ||
| return joint.getName(); | ||
| } | ||
| return null; | ||
| } | ||
|
|
||
| } |
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