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New anim system proper serialization

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This commit is contained in:
Nehon 2017-12-24 15:16:30 +01:00
parent a4267393e1
commit a1a9486424
12 changed files with 482 additions and 100 deletions
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2
jme3-core/src/main/java/com/jme3/anim/AnimClip.java
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@ -105,7 +105,7 @@ public class AnimClip implements Tween, JmeCloneable, Savable {
if (arr != null) {
tracks = new SafeArrayList<>(Tween.class);
for (Savable savable : arr) {
tracks.add((Tween) savable);
addTrack((Tween) savable);
}
}
}

37
jme3-core/src/main/java/com/jme3/anim/AnimComposer.java
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@ -1,9 +1,12 @@
package com.jme3.anim;
import com.jme3.export.*;
import com.jme3.renderer.RenderManager;
import com.jme3.renderer.ViewPort;
import com.jme3.scene.control.AbstractControl;
import com.jme3.util.clone.Cloner;
import java.io.IOException;
import java.util.*;
/**
@ -87,4 +90,38 @@ public class AnimComposer extends AbstractControl {
protected void controlRender(RenderManager rm, ViewPort vp) {
}
@Override
public Object jmeClone() {
try {
AnimComposer clone = (AnimComposer) super.clone();
return clone;
} catch (CloneNotSupportedException ex) {
throw new AssertionError();
}
}
@Override
public void cloneFields(Cloner cloner, Object original) {
super.cloneFields(cloner, original);
Map<String, AnimClip> clips = new HashMap<>();
for (String key : animClipMap.keySet()) {
clips.put(key, cloner.clone(animClipMap.get(key)));
}
animClipMap = clips;
}
@Override
public void read(JmeImporter im) throws IOException {
super.read(im);
InputCapsule ic = im.getCapsule(this);
animClipMap = (Map<String, AnimClip>) ic.readStringSavableMap("animClipMap", new HashMap<String, AnimClip>());
}
@Override
public void write(JmeExporter ex) throws IOException {
super.write(ex);
OutputCapsule oc = ex.getCapsule(this);
oc.writeStringSavableMap(animClipMap, "animClipMap", new HashMap<String, AnimClip>());
}
}

36
jme3-core/src/main/java/com/jme3/anim/Armature.java
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@ -1,6 +1,7 @@
package com.jme3.anim;
import com.jme3.anim.util.JointModelTransform;
import com.jme3.asset.AssetLoadException;
import com.jme3.export.*;
import com.jme3.math.Matrix4f;
import com.jme3.util.clone.Cloner;
@ -46,11 +47,7 @@ public class Armature implements JmeCloneable, Savable {
List<Joint> rootJointList = new ArrayList<>();
for (int i = jointList.length - 1; i >= 0; i--) {
Joint joint = jointList[i];
try {
joint.setJointModelTransform(modelTransformClass.newInstance());
} catch (InstantiationException | IllegalAccessException e) {
throw new IllegalArgumentException(e);
}
instanciateJointModelTransform(joint);
if (joint.getParent() == null) {
rootJointList.add(joint);
}
@ -94,11 +91,15 @@ public class Armature implements JmeCloneable, Savable {
return;
}
for (Joint joint : jointList) {
try {
joint.setJointModelTransform(modelTransformClass.newInstance());
} catch (InstantiationException | IllegalAccessException e) {
throw new IllegalArgumentException(e);
}
instanciateJointModelTransform(joint);
}
}
private void instanciateJointModelTransform(Joint joint) {
try {
joint.setJointModelTransform(modelTransformClass.newInstance());
} catch (InstantiationException | IllegalAccessException e) {
throw new IllegalArgumentException(e);
}
}
@ -226,6 +227,9 @@ public class Armature implements JmeCloneable, Savable {
this.rootJoints = cloner.clone(rootJoints);
this.jointList = cloner.clone(jointList);
this.skinningMatrixes = cloner.clone(skinningMatrixes);
for (Joint joint : jointList) {
instanciateJointModelTransform(joint);
}
}
@ -241,11 +245,22 @@ public class Armature implements JmeCloneable, Savable {
jointList = new Joint[jointListAsSavable.length];
System.arraycopy(jointListAsSavable, 0, jointList, 0, jointListAsSavable.length);
String className = input.readString("modelTransformClass", MatrixJointModelTransform.class.getCanonicalName());
try {
modelTransformClass = (Class<? extends JointModelTransform>) Class.forName(className);
} catch (ClassNotFoundException e) {
throw new AssetLoadException("Cannnot find class for name " + className);
}
for (Joint joint : jointList) {
instanciateJointModelTransform(joint);
}
createSkinningMatrices();
for (Joint rootJoint : rootJoints) {
rootJoint.update();
}
resetToBindPose();
}
@Override
@ -253,5 +268,6 @@ public class Armature implements JmeCloneable, Savable {
OutputCapsule output = ex.getCapsule(this);
output.write(rootJoints, "rootJoints", null);
output.write(jointList, "jointList", null);
output.write(modelTransformClass.getCanonicalName(), "modelTransformClass", MatrixJointModelTransform.class.getCanonicalName());
}
}

4
jme3-core/src/main/java/com/jme3/anim/Joint.java
View File

@ -259,10 +259,10 @@ public class Joint implements Savable, JmeCloneable {
@Override
public void cloneFields(Cloner cloner, Object original) {
this.children = cloner.clone(children);
this.parent = cloner.clone(parent);
this.attachedNode = cloner.clone(attachedNode);
this.targetGeometry = cloner.clone(targetGeometry);
this.localTransform = cloner.clone(localTransform);
this.jointModelTransform = cloner.clone(jointModelTransform);
this.inverseModelBindMatrix = cloner.clone(inverseModelBindMatrix);
}
@ -276,7 +276,6 @@ public class Joint implements Savable, JmeCloneable {
attachedNode = (Node) input.readSavable("attachedNode", null);
targetGeometry = (Geometry) input.readSavable("targetGeometry", null);
inverseModelBindMatrix = (Matrix4f) input.readSavable("inverseModelBindMatrix", inverseModelBindMatrix);
jointModelTransform = (JointModelTransform) input.readSavable("jointModelTransform", null);
ArrayList<Joint> childList = input.readSavableArrayList("children", null);
for (int i = childList.size() - 1; i >= 0; i--) {
@ -293,7 +292,6 @@ public class Joint implements Savable, JmeCloneable {
output.write(targetGeometry, "targetGeometry", null);
output.write(inverseModelBindMatrix, "inverseModelBindMatrix", new Matrix4f());
output.writeSavableArrayList(children, "children", null);
output.write(jointModelTransform, "jointModelTransform", null);
}
}

32
jme3-core/src/main/java/com/jme3/anim/MatrixJointModelTransform.java
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@ -1,12 +1,8 @@
package com.jme3.anim;
import com.jme3.anim.util.JointModelTransform;
import com.jme3.export.*;
import com.jme3.math.Matrix4f;
import com.jme3.math.Transform;
import com.jme3.util.clone.Cloner;
import java.io.IOException;
/**
* This JointModelTransform implementation accumulate joints transforms in a Matrix4f to properly
@ -47,32 +43,4 @@ public class MatrixJointModelTransform implements JointModelTransform {
public Transform getModelTransform() {
return modelTransform;
}
@Override
public void write(JmeExporter ex) throws IOException {
OutputCapsule oc = ex.getCapsule(this);
oc.write(modelTransformMatrix, "modelTransformMatrix", new Matrix4f());
}
@Override
public void read(JmeImporter im) throws IOException {
InputCapsule ic = im.getCapsule(this);
modelTransformMatrix = (Matrix4f) ic.readSavable("modelTransformMatrix", new Matrix4f());
modelTransform.fromTransformMatrix(modelTransformMatrix);
}
@Override
public Object jmeClone() {
try {
MatrixJointModelTransform clone = (MatrixJointModelTransform) super.clone();
return clone;
} catch (CloneNotSupportedException ex) {
throw new AssertionError();
}
}
@Override
public void cloneFields(Cloner cloner, Object original) {
modelTransformMatrix = modelTransformMatrix.clone();
}
}

33
jme3-core/src/main/java/com/jme3/anim/SeparateJointModelTransform.java
View File

@ -1,12 +1,8 @@
package com.jme3.anim;
import com.jme3.anim.util.JointModelTransform;
import com.jme3.export.*;
import com.jme3.math.Matrix4f;
import com.jme3.math.Transform;
import com.jme3.util.clone.Cloner;
import java.io.IOException;
/**
* This JointModelTransform implementation accumulates model transform in a Transform class
@ -33,8 +29,7 @@ public class SeparateJointModelTransform implements JointModelTransform {
@Override
public void applyBindPose(Transform localTransform, Matrix4f inverseModelBindMatrix, Joint parent) {
localTransform.fromTransformMatrix(inverseModelBindMatrix);
localTransform.invert(); //model transform
localTransform.fromTransformMatrix(inverseModelBindMatrix.invert());
if (parent != null) {
localTransform.combineWithParent(parent.getModelTransform().invert());
}
@ -45,30 +40,4 @@ public class SeparateJointModelTransform implements JointModelTransform {
return modelTransform;
}
@Override
public void write(JmeExporter ex) throws IOException {
OutputCapsule oc = ex.getCapsule(this);
oc.write(modelTransform, "modelTransform", new Transform());
}
@Override
public void read(JmeImporter im) throws IOException {
InputCapsule ic = im.getCapsule(this);
modelTransform = (Transform) ic.readSavable("modelTransform", new Transform());
}
@Override
public Object jmeClone() {
try {
SeparateJointModelTransform clone = (SeparateJointModelTransform) super.clone();
return clone;
} catch (CloneNotSupportedException ex) {
throw new AssertionError();
}
}
@Override
public void cloneFields(Cloner cloner, Object original) {
modelTransform = modelTransform.clone();
}
}

41
jme3-core/src/main/java/com/jme3/anim/TransformTrack.java
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@ -307,6 +307,7 @@ public abstract class TransformTrack implements Tween, JmeCloneable, Savable {
rotations = (CompactQuaternionArray) ic.readSavable("rotations", null);
times = ic.readFloatArray("times", null);
scales = (CompactVector3Array) ic.readSavable("scales", null);
setTimes(times);
}
@Override
@ -322,23 +323,33 @@ public abstract class TransformTrack implements Tween, JmeCloneable, Savable {
public void cloneFields(Cloner cloner, Object original) {
int tablesLength = times.length;
times = this.times.clone();
Vector3f[] sourceTranslations = this.getTranslations();
Quaternion[] sourceRotations = this.getRotations();
Vector3f[] sourceScales = this.getScales();
Vector3f[] translations = new Vector3f[tablesLength];
Quaternion[] rotations = new Quaternion[tablesLength];
Vector3f[] scales = new Vector3f[tablesLength];
for (int i = 0; i < tablesLength; ++i) {
translations[i] = sourceTranslations[i].clone();
rotations[i] = sourceRotations[i].clone();
scales[i] = sourceScales != null ? sourceScales[i].clone() : new Vector3f(1.0f, 1.0f, 1.0f);
setTimes(this.times.clone());
if (translations != null) {
Vector3f[] sourceTranslations = this.getTranslations();
Vector3f[] translations = new Vector3f[tablesLength];
for (int i = 0; i < tablesLength; ++i) {
translations[i] = sourceTranslations[i].clone();
}
setKeyframesTranslation(translations);
}
if (rotations != null) {
Quaternion[] sourceRotations = this.getRotations();
Quaternion[] rotations = new Quaternion[tablesLength];
for (int i = 0; i < tablesLength; ++i) {
rotations[i] = sourceRotations[i].clone();
}
setKeyframesRotation(rotations);
}
if (scales != null) {
Vector3f[] sourceScales = this.getScales();
Vector3f[] scales = new Vector3f[tablesLength];
for (int i = 0; i < tablesLength; ++i) {
scales[i] = sourceScales[i].clone();
}
setKeyframesScale(scales);
}
setKeyframesTranslation(translations);
setKeyframesScale(scales);
setKeyframesRotation(rotations);
setFrameInterpolator(this.interpolator);
}
}

4
jme3-core/src/main/java/com/jme3/anim/util/JointModelTransform.java
View File

@ -1,16 +1,14 @@
package com.jme3.anim.util;
import com.jme3.anim.Joint;
import com.jme3.export.Savable;
import com.jme3.math.Matrix4f;
import com.jme3.math.Transform;
import com.jme3.util.clone.JmeCloneable;
/**
* Implementations of this interface holds accumulated model transform of a Joint.
* Implementation might choose different accumulation strategy.
*/
public interface JointModelTransform extends JmeCloneable, Savable {
public interface JointModelTransform {
void updateModelTransform(Transform localTransform, Joint parent);

6
jme3-examples/src/main/java/jme3test/model/anim/TestAnimMigration.java
View File

@ -41,9 +41,9 @@ public class TestAnimMigration extends SimpleApplication {
rootNode.addLight(new DirectionalLight(new Vector3f(-1, -1, -1).normalizeLocal()));
rootNode.addLight(new AmbientLight(ColorRGBA.DarkGray));
Spatial model = assetManager.loadModel("Models/Jaime/Jaime.j3o");
//Spatial model = assetManager.loadModel("Models/Jaime/Jaime.j3o");
//Spatial model = assetManager.loadModel("Models/Oto/Oto.mesh.xml");
//Spatial model = assetManager.loadModel("Models/Sinbad/Sinbad.mesh.xml");
Spatial model = assetManager.loadModel("Models/Sinbad/Sinbad.mesh.xml");
//Spatial model = assetManager.loadModel("Models/Elephant/Elephant.mesh.xml");
AnimMigrationUtils.migrate(model);
@ -52,7 +52,7 @@ public class TestAnimMigration extends SimpleApplication {
debugAppState = new ArmatureDebugAppState();
stateManager.attach(debugAppState);
//stateManager.attach(debugAppState);
setupModel(model);

168
jme3-examples/src/main/java/jme3test/model/anim/TestAnimSerialization.java Normal file
View File

@ -0,0 +1,168 @@
package jme3test.model.anim;
import com.jme3.anim.AnimComposer;
import com.jme3.anim.SkinningControl;
import com.jme3.anim.util.AnimMigrationUtils;
import com.jme3.app.ChaseCameraAppState;
import com.jme3.app.SimpleApplication;
import com.jme3.asset.plugins.FileLocator;
import com.jme3.export.binary.BinaryExporter;
import com.jme3.input.KeyInput;
import com.jme3.input.controls.ActionListener;
import com.jme3.input.controls.KeyTrigger;
import com.jme3.light.AmbientLight;
import com.jme3.light.DirectionalLight;
import com.jme3.math.*;
import com.jme3.scene.Node;
import com.jme3.scene.Spatial;
import com.jme3.scene.debug.custom.ArmatureDebugAppState;
import com.jme3.system.JmeSystem;
import java.io.File;
import java.io.IOException;
import java.util.LinkedList;
import java.util.Queue;
/**
* Created by Nehon on 18/12/2017.
*/
public class TestAnimSerialization extends SimpleApplication {
ArmatureDebugAppState debugAppState;
AnimComposer composer;
Queue<String> anims = new LinkedList<>();
boolean playAnim = true;
File file;
public static void main(String... argv) {
TestAnimSerialization app = new TestAnimSerialization();
app.start();
}
@Override
public void simpleInitApp() {
setTimer(new EraseTimer());
//cam.setFrustumPerspective(90f, (float) cam.getWidth() / cam.getHeight(), 0.01f, 10f);
viewPort.setBackgroundColor(ColorRGBA.DarkGray);
rootNode.addLight(new DirectionalLight(new Vector3f(-1, -1, -1).normalizeLocal()));
rootNode.addLight(new AmbientLight(ColorRGBA.DarkGray));
Spatial model = assetManager.loadModel("Models/Jaime/Jaime.j3o");
AnimMigrationUtils.migrate(model);
File storageFolder = JmeSystem.getStorageFolder();
file = new File(storageFolder.getPath() + File.separator + "newJaime.j3o");
BinaryExporter be = new BinaryExporter();
try {
be.save(model, file);
} catch (IOException e) {
e.printStackTrace();
}
assetManager.registerLocator(storageFolder.getPath(), FileLocator.class);
model = assetManager.loadModel("newJaime.j3o");
rootNode.attachChild(model);
debugAppState = new ArmatureDebugAppState();
stateManager.attach(debugAppState);
setupModel(model);
flyCam.setEnabled(false);
Node target = new Node("CamTarget");
//target.setLocalTransform(model.getLocalTransform());
target.move(0, 1, 0);
ChaseCameraAppState chaseCam = new ChaseCameraAppState();
chaseCam.setTarget(target);
getStateManager().attach(chaseCam);
chaseCam.setInvertHorizontalAxis(true);
chaseCam.setInvertVerticalAxis(true);
chaseCam.setZoomSpeed(0.5f);
chaseCam.setMinVerticalRotation(-FastMath.HALF_PI);
chaseCam.setRotationSpeed(3);
chaseCam.setDefaultDistance(3);
chaseCam.setMinDistance(0.01f);
chaseCam.setZoomSpeed(0.01f);
chaseCam.setDefaultVerticalRotation(0.3f);
initInputs();
}
public void initInputs() {
inputManager.addMapping("toggleAnim", new KeyTrigger(KeyInput.KEY_RETURN));
inputManager.addListener(new ActionListener() {
@Override
public void onAction(String name, boolean isPressed, float tpf) {
if (isPressed) {
playAnim = !playAnim;
if (playAnim) {
String anim = anims.poll();
anims.add(anim);
composer.setCurrentAnimClip(anim);
System.err.println(anim);
} else {
composer.reset();
}
}
}
}, "toggleAnim");
inputManager.addMapping("nextAnim", new KeyTrigger(KeyInput.KEY_RIGHT));
inputManager.addListener(new ActionListener() {
@Override
public void onAction(String name, boolean isPressed, float tpf) {
if (isPressed && composer != null) {
String anim = anims.poll();
anims.add(anim);
composer.setCurrentAnimClip(anim);
System.err.println(anim);
}
}
}, "nextAnim");
}
private void setupModel(Spatial model) {
if (composer != null) {
return;
}
composer = model.getControl(AnimComposer.class);
if (composer != null) {
SkinningControl sc = model.getControl(SkinningControl.class);
debugAppState.addArmatureFrom(sc);
anims.clear();
for (String name : composer.getAnimClipsNames()) {
anims.add(name);
}
if (anims.isEmpty()) {
return;
}
if (playAnim) {
String anim = anims.poll();
anims.add(anim);
composer.setCurrentAnimClip(anim);
System.err.println(anim);
}
} else {
if (model instanceof Node) {
Node n = (Node) model;
for (Spatial child : n.getChildren()) {
setupModel(child);
}
}
}
}
@Override
public void destroy() {
super.destroy();
file.delete();
}
}

2
jme3-examples/src/main/java/jme3test/model/anim/TestArmature.java
View File

@ -51,7 +51,7 @@ public class TestArmature extends SimpleApplication {
Joint[] joints = new Joint[]{root, j1, j2, j3};
final Armature armature = new Armature(joints);
// armature.setModelTransformClass(SeparateJointModelTransform.class);
//armature.setModelTransformClass(SeparateJointModelTransform.class);
armature.setBindPose();
//create animations

217
jme3-examples/src/main/java/jme3test/model/anim/TestBaseAnimSerialization.java Normal file
View File

@ -0,0 +1,217 @@
package jme3test.model.anim;
import com.jme3.anim.*;
import com.jme3.app.ChaseCameraAppState;
import com.jme3.app.SimpleApplication;
import com.jme3.asset.plugins.FileLocator;
import com.jme3.export.binary.BinaryExporter;
import com.jme3.input.KeyInput;
import com.jme3.input.controls.ActionListener;
import com.jme3.input.controls.KeyTrigger;
import com.jme3.material.Material;
import com.jme3.math.*;
import com.jme3.scene.*;
import com.jme3.scene.debug.custom.ArmatureDebugAppState;
import com.jme3.scene.shape.Cylinder;
import com.jme3.system.JmeSystem;
import java.io.File;
import java.io.IOException;
import java.nio.FloatBuffer;
import java.nio.ShortBuffer;
/**
* Created by Nehon on 18/12/2017.
*/
public class TestBaseAnimSerialization extends SimpleApplication {
Joint j1;
Joint j2;
AnimComposer composer;
Armature armature;
File file;
public static void main(String... argv) {
TestBaseAnimSerialization app = new TestBaseAnimSerialization();
app.start();
}
@Override
public void simpleInitApp() {
setTimer(new EraseTimer());
renderManager.setSinglePassLightBatchSize(2);
//cam.setFrustumPerspective(90f, (float) cam.getWidth() / cam.getHeight(), 0.01f, 10f);
viewPort.setBackgroundColor(ColorRGBA.DarkGray);
//create armature
Joint root = new Joint("Root_Joint");
j1 = new Joint("Joint_1");
j2 = new Joint("Joint_2");
Joint j3 = new Joint("Joint_3");
root.addChild(j1);
j1.addChild(j2);
j2.addChild(j3);
root.setLocalTranslation(new Vector3f(0, 0, 0.5f));
j1.setLocalTranslation(new Vector3f(0, 0.0f, -0.5f));
j2.setLocalTranslation(new Vector3f(0, 0.0f, -0.3f));
j3.setLocalTranslation(new Vector3f(0, 0, -0.2f));
Joint[] joints = new Joint[]{root, j1, j2, j3};
armature = new Armature(joints);
//armature.setModelTransformClass(SeparateJointModelTransform.class);
armature.setBindPose();
//create animations
AnimClip clip = new AnimClip("anim");
float[] times = new float[]{0, 2, 4};
Quaternion[] rotations = new Quaternion[]{
new Quaternion().fromAngleAxis(-FastMath.HALF_PI, Vector3f.UNIT_X),
new Quaternion().fromAngleAxis(FastMath.HALF_PI, Vector3f.UNIT_X),
new Quaternion().fromAngleAxis(-FastMath.HALF_PI, Vector3f.UNIT_X)
};
Vector3f[] translations = new Vector3f[]{
new Vector3f(0, 0.2f, 0),
new Vector3f(0, 1.0f, 0),
new Vector3f(0, 0.2f, 0),
};
Vector3f[] scales = new Vector3f[]{
new Vector3f(1, 1, 1),
new Vector3f(1, 1, 2),
new Vector3f(1, 1, 1),
};
Vector3f[] scales2 = new Vector3f[]{
new Vector3f(1, 1, 1),
new Vector3f(1, 1, 0.5f),
new Vector3f(1, 1, 1),
};
JointTrack track1 = new JointTrack(j1, times, null, rotations, scales);
JointTrack track2 = new JointTrack(j2, times, null, rotations, null);
clip.addTrack(track1);
clip.addTrack(track2);
//create the animComposer control
composer = new AnimComposer();
composer.addAnimClip(clip);
//create the SkinningControl
SkinningControl ac = new SkinningControl(armature);
Node node = new Node("Test Armature");
//Create the mesh to deform.
Geometry cylinder = new Geometry("cylinder", createMesh());
Material m = new Material(assetManager, "Common/MatDefs/Misc/fakeLighting.j3md");
m.setColor("Color", ColorRGBA.randomColor());
cylinder.setMaterial(m);
node.attachChild(cylinder);
node.addControl(composer);
node.addControl(ac);
File storageFolder = JmeSystem.getStorageFolder();
file = new File(storageFolder.getPath() + File.separator + "test.j3o");
BinaryExporter be = new BinaryExporter();
try {
be.save(node, file);
} catch (IOException e) {
e.printStackTrace();
}
assetManager.registerLocator(storageFolder.getPath(), FileLocator.class);
Node newNode = (Node) assetManager.loadModel("test.j3o");
rootNode.attachChild(newNode);
composer = newNode.getControl(AnimComposer.class);
ac = newNode.getControl(SkinningControl.class);
ac.setHardwareSkinningPreferred(false);
armature = ac.getArmature();
composer.setCurrentAnimClip("anim");
ArmatureDebugAppState debugAppState = new ArmatureDebugAppState();
debugAppState.addArmatureFrom(ac);
stateManager.attach(debugAppState);
flyCam.setEnabled(false);
ChaseCameraAppState chaseCam = new ChaseCameraAppState();
chaseCam.setTarget(node);
getStateManager().attach(chaseCam);
chaseCam.setInvertHorizontalAxis(true);
chaseCam.setInvertVerticalAxis(true);
chaseCam.setZoomSpeed(0.5f);
chaseCam.setMinVerticalRotation(-FastMath.HALF_PI);
chaseCam.setRotationSpeed(3);
chaseCam.setDefaultDistance(3);
chaseCam.setMinDistance(0.01f);
chaseCam.setZoomSpeed(0.01f);
chaseCam.setDefaultVerticalRotation(0.3f);
inputManager.addMapping("bind", new KeyTrigger(KeyInput.KEY_SPACE));
inputManager.addListener(new ActionListener() {
@Override
public void onAction(String name, boolean isPressed, float tpf) {
if (isPressed) {
composer.reset();
armature.resetToBindPose();
} else {
composer.setCurrentAnimClip("anim");
}
}
}, "bind");
}
private Mesh createMesh() {
Cylinder c = new Cylinder(30, 16, 0.1f, 1, true);
ShortBuffer jointIndex = (ShortBuffer) VertexBuffer.createBuffer(VertexBuffer.Format.UnsignedShort, 4, c.getVertexCount());
jointIndex.rewind();
c.setMaxNumWeights(1);
FloatBuffer jointWeight = (FloatBuffer) VertexBuffer.createBuffer(VertexBuffer.Format.Float, 4, c.getVertexCount());
jointWeight.rewind();
VertexBuffer vb = c.getBuffer(VertexBuffer.Type.Position);
FloatBuffer fvb = (FloatBuffer) vb.getData();
fvb.rewind();
for (int i = 0; i < c.getVertexCount(); i++) {
fvb.get();
fvb.get();
float z = fvb.get();
int index = 0;
if (z > 0) {
index = 0;
} else if (z > -0.2) {
index = 1;
} else {
index = 2;
}
jointIndex.put((short) index).put((short) 0).put((short) 0).put((short) 0);
jointWeight.put(1f).put(0f).put(0f).put(0f);
}
c.setBuffer(VertexBuffer.Type.BoneIndex, 4, jointIndex);
c.setBuffer(VertexBuffer.Type.BoneWeight, 4, jointWeight);
c.updateCounts();
c.updateBound();
VertexBuffer weightsHW = new VertexBuffer(VertexBuffer.Type.HWBoneWeight);
VertexBuffer indicesHW = new VertexBuffer(VertexBuffer.Type.HWBoneIndex);
indicesHW.setUsage(VertexBuffer.Usage.CpuOnly);
weightsHW.setUsage(VertexBuffer.Usage.CpuOnly);
c.setBuffer(weightsHW);
c.setBuffer(indicesHW);
c.generateBindPose();
c.prepareForAnim(false);
return c;
}
@Override
public void destroy() {
super.destroy();
file.delete();
}
}