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

‎jme3-scenecomposer/src/com/jme3/gde/scenecomposer/Bundle.properties‎

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CTL_SceneComposerAction=SceneComposer
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CTL_SceneComposerTopComponent=SceneComposer Window
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CTL_SomeAction=SomeAction
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CTL_MergeAnimationsAction=Merge Animations
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HINT_SceneComposerTopComponent=This is a SceneComposer window
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OpenIDE-Module-Display-Category=jMonkeyEngine
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OpenIDE-Module-Long-Description=\

‎jme3-scenecomposer/src/com/jme3/gde/scenecomposer/layer.xml‎

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<attr name="selectionType" stringvalue="ANY"/>
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<attr name="type" stringvalue="com.jme3.gde.core.assets.SpatialAssetDataObject"/>
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</file>
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<file name="com-jme3-gde-core-assets-actions-MergeAnimationsAction.instance">
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<attr name="delegate" methodvalue="org.openide.awt.Actions.inject"/>
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<attr name="displayName" bundlevalue="com.jme3.gde.scenecomposer.Bundle#CTL_MergeAnimationsAction"/>
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<attr name="injectable" stringvalue="com.jme3.gde.core.assets.actions.MergeAnimationsAction"/>
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<attr name="instanceCreate" methodvalue="org.openide.awt.Actions.context"/>
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<attr name="noIconInMenu" boolvalue="false"/>
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<attr name="selectionType" stringvalue="ANY"/>
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<attr name="type" stringvalue="com.jme3.gde.core.assets.SpatialAssetDataObject"/>
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</file>
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</folder>
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<folder name="Window">
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<file name="com-jme3-gde-scenecomposer-SceneComposerAction.instance">
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<attr name="originalFile" stringvalue="Actions/SceneComposer/com-jme3-gde-scenecomposer-LinkSceneComposer.instance"/>
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<attr name="position" intvalue="30"/>
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</file>
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<file name="com-jme3-gde-core-assets-actions-animation-MergeAnimationsAction.shadow">
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<attr name="originalFile" stringvalue="Actions/SceneComposer/com-jme3-gde-core-assets-actions-MergeAnimationsAction.instance"/>
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<attr name="position" intvalue="40"/>
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</file>
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<file name="scenecomposer_sep-2.instance">
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<attr name="instanceClass" stringvalue="javax.swing.JSeparator"/>
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<attr name="position" intvalue="40"/>
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<attr name="position" intvalue="45"/>
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</file>
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</folder>
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</folder>

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