* Fix javadoc error in Transform.loadIdentity()
git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@9220 75d07b2b-3a1a-0410-a2c5-0572b91ccdca
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@ -1,318 +1,318 @@
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/*
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* Copyright (c) 2009-2010 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
|
||||
* met:
|
||||
*
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* 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
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
*
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||||
* * 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.
|
||||
*
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||||
* 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
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||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* 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.math;
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import com.jme3.export.*;
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import java.io.IOException;
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/**
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* Started Date: Jul 16, 2004<br><br>
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* Represents a translation, rotation and scale in one object.
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*
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* @author Jack Lindamood
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* @author Joshua Slack
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*/
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public final class Transform implements Savable, Cloneable, java.io.Serializable {
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static final long serialVersionUID = 1;
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public static final Transform IDENTITY = new Transform();
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private Quaternion rot = new Quaternion();
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private Vector3f translation = new Vector3f();
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private Vector3f scale = new Vector3f(1,1,1);
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public Transform(Vector3f translation, Quaternion rot){
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this.translation.set(translation);
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this.rot.set(rot);
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}
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public Transform(Vector3f translation, Quaternion rot, Vector3f scale){
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this(translation, rot);
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this.scale.set(scale);
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}
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public Transform(Vector3f translation){
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this(translation, Quaternion.IDENTITY);
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}
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public Transform(Quaternion rot){
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this(Vector3f.ZERO, rot);
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}
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public Transform(){
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this(Vector3f.ZERO, Quaternion.IDENTITY);
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}
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/**
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* Sets this rotation to the given Quaternion value.
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* @param rot The new rotation for this matrix.
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* @return this
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*/
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public Transform setRotation(Quaternion rot) {
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this.rot.set(rot);
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return this;
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}
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/**
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* Sets this translation to the given value.
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* @param trans The new translation for this matrix.
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* @return this
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*/
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public Transform setTranslation(Vector3f trans) {
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this.translation.set(trans);
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return this;
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}
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/**
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* Return the translation vector in this matrix.
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* @return translation vector.
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*/
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public Vector3f getTranslation() {
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return translation;
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}
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/**
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* Sets this scale to the given value.
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* @param scale The new scale for this matrix.
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* @return this
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*/
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public Transform setScale(Vector3f scale) {
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this.scale.set(scale);
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return this;
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}
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/**
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* Sets this scale to the given value.
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* @param scale The new scale for this matrix.
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* @return this
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*/
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public Transform setScale(float scale) {
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this.scale.set(scale, scale, scale);
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return this;
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}
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/**
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* Return the scale vector in this matrix.
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* @return scale vector.
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*/
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public Vector3f getScale() {
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return scale;
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}
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/**
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* Stores this translation value into the given vector3f. If trans is null, a new vector3f is created to
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* hold the value. The value, once stored, is returned.
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* @param trans The store location for this matrix's translation.
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* @return The value of this matrix's translation.
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*/
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public Vector3f getTranslation(Vector3f trans) {
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if (trans==null) trans=new Vector3f();
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trans.set(this.translation);
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return trans;
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}
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/**
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* Stores this rotation value into the given Quaternion. If quat is null, a new Quaternion is created to
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* hold the value. The value, once stored, is returned.
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* @param quat The store location for this matrix's rotation.
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* @return The value of this matrix's rotation.
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*/
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public Quaternion getRotation(Quaternion quat) {
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if (quat==null) quat=new Quaternion();
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quat.set(rot);
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return quat;
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}
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/**
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* Return the rotation quaternion in this matrix.
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* @return rotation quaternion.
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*/
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public Quaternion getRotation() {
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return rot;
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}
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/**
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* Stores this scale value into the given vector3f. If scale is null, a new vector3f is created to
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* hold the value. The value, once stored, is returned.
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* @param scale The store location for this matrix's scale.
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* @return The value of this matrix's scale.
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*/
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public Vector3f getScale(Vector3f scale) {
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if (scale==null) scale=new Vector3f();
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scale.set(this.scale);
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return scale;
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}
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/**
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* Sets this matrix to the interpolation between the first matrix and the second by delta amount.
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* @param t1 The begining transform.
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* @param t2 The ending transform.
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* @param delta An amount between 0 and 1 representing how far to interpolate from t1 to t2.
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*/
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public void interpolateTransforms(Transform t1, Transform t2, float delta) {
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this.rot.slerp(t1.rot,t2.rot,delta);
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this.translation.interpolate(t1.translation,t2.translation,delta);
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this.scale.interpolate(t1.scale,t2.scale,delta);
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}
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/**
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* Changes the values of this matrix acording to it's parent. Very similar to the concept of Node/Spatial transforms.
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* @param parent The parent matrix.
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* @return This matrix, after combining.
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*/
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public Transform combineWithParent(Transform parent) {
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scale.multLocal(parent.scale);
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// rot.multLocal(parent.rot);
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parent.rot.mult(rot, rot);
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// This here, is evil code
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// parent
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// .rot
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// .multLocal(translation)
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// .multLocal(parent.scale)
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// .addLocal(parent.translation);
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translation.multLocal(parent.scale);
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parent
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.rot
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.multLocal(translation)
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.addLocal(parent.translation);
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return this;
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}
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/**
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* Sets this matrix's translation to the given x,y,z values.
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* @param x This matrix's new x translation.
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* @param y This matrix's new y translation.
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* @param z This matrix's new z translation.
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* @return this
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*/
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public Transform setTranslation(float x,float y, float z) {
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translation.set(x,y,z);
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return this;
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}
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/**
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* Sets this matrix's scale to the given x,y,z values.
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* @param x This matrix's new x scale.
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* @param y This matrix's new y scale.
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* @param z This matrix's new z scale.
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* @return this
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*/
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public Transform setScale(float x, float y, float z) {
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scale.set(x,y,z);
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return this;
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}
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public Vector3f transformVector(final Vector3f in, Vector3f store){
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if (store == null)
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store = new Vector3f();
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// multiply with scale first, then rotate, finally translate (cf.
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// Eberly)
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return rot.mult(store.set(in).multLocal(scale), store).addLocal(translation);
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}
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public Vector3f transformInverseVector(final Vector3f in, Vector3f store){
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if (store == null)
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store = new Vector3f();
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// The author of this code should look above and take the inverse of that
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// But for some reason, they didnt ..
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// in.subtract(translation, store).divideLocal(scale);
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// rot.inverse().mult(store, store);
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in.subtract(translation, store);
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rot.inverse().mult(store, store);
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store.divideLocal(scale);
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return store;
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}
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/**
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* Loads the identity. Equal to translation=1,1,1 scale=0,0,0 rot=0,0,0,1.
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*/
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public void loadIdentity() {
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translation.set(0,0,0);
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scale.set(1,1,1);
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rot.set(0,0,0,1);
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}
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@Override
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public String toString(){
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return getClass().getSimpleName() + "[ " + translation.x + ", " + translation.y + ", " + translation.z + "]\n"
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+ "[ " + rot.x + ", " + rot.y + ", " + rot.z + ", " + rot.w + "]\n"
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+ "[ " + scale.x + " , " + scale.y + ", " + scale.z + "]";
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}
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/**
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* Sets this matrix to be equal to the given matrix.
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* @param matrixQuat The matrix to be equal to.
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* @return this
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*/
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public Transform set(Transform matrixQuat) {
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this.translation.set(matrixQuat.translation);
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this.rot.set(matrixQuat.rot);
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this.scale.set(matrixQuat.scale);
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return this;
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}
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public void write(JmeExporter e) throws IOException {
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OutputCapsule capsule = e.getCapsule(this);
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capsule.write(rot, "rot", new Quaternion());
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capsule.write(translation, "translation", Vector3f.ZERO);
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capsule.write(scale, "scale", Vector3f.UNIT_XYZ);
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}
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public void read(JmeImporter e) throws IOException {
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InputCapsule capsule = e.getCapsule(this);
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rot = (Quaternion)capsule.readSavable("rot", new Quaternion());
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translation = (Vector3f)capsule.readSavable("translation", Vector3f.ZERO);
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scale = (Vector3f)capsule.readSavable("scale", Vector3f.UNIT_XYZ);
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}
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@Override
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public Transform clone() {
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try {
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Transform tq = (Transform) super.clone();
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tq.rot = rot.clone();
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tq.scale = scale.clone();
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tq.translation = translation.clone();
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return tq;
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} catch (CloneNotSupportedException e) {
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throw new AssertionError();
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}
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}
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}
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/*
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* Copyright (c) 2009-2010 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
|
||||
* 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
|
||||
* 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
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
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* 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
|
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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.math;
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import com.jme3.export.*;
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import java.io.IOException;
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/**
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* Started Date: Jul 16, 2004<br><br>
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* Represents a translation, rotation and scale in one object.
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*
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* @author Jack Lindamood
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* @author Joshua Slack
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*/
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public final class Transform implements Savable, Cloneable, java.io.Serializable {
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static final long serialVersionUID = 1;
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public static final Transform IDENTITY = new Transform();
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private Quaternion rot = new Quaternion();
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private Vector3f translation = new Vector3f();
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private Vector3f scale = new Vector3f(1,1,1);
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public Transform(Vector3f translation, Quaternion rot){
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this.translation.set(translation);
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this.rot.set(rot);
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}
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public Transform(Vector3f translation, Quaternion rot, Vector3f scale){
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this(translation, rot);
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this.scale.set(scale);
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}
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public Transform(Vector3f translation){
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this(translation, Quaternion.IDENTITY);
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}
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public Transform(Quaternion rot){
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this(Vector3f.ZERO, rot);
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}
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public Transform(){
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this(Vector3f.ZERO, Quaternion.IDENTITY);
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}
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/**
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* Sets this rotation to the given Quaternion value.
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* @param rot The new rotation for this matrix.
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* @return this
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*/
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public Transform setRotation(Quaternion rot) {
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this.rot.set(rot);
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return this;
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}
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/**
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* Sets this translation to the given value.
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* @param trans The new translation for this matrix.
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* @return this
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*/
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public Transform setTranslation(Vector3f trans) {
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this.translation.set(trans);
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return this;
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}
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/**
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* Return the translation vector in this matrix.
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* @return translation vector.
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*/
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public Vector3f getTranslation() {
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return translation;
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}
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/**
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* Sets this scale to the given value.
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* @param scale The new scale for this matrix.
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* @return this
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*/
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public Transform setScale(Vector3f scale) {
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this.scale.set(scale);
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return this;
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}
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/**
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* Sets this scale to the given value.
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* @param scale The new scale for this matrix.
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* @return this
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*/
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public Transform setScale(float scale) {
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this.scale.set(scale, scale, scale);
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return this;
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}
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/**
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* Return the scale vector in this matrix.
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* @return scale vector.
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*/
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public Vector3f getScale() {
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return scale;
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}
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/**
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* Stores this translation value into the given vector3f. If trans is null, a new vector3f is created to
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* hold the value. The value, once stored, is returned.
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* @param trans The store location for this matrix's translation.
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* @return The value of this matrix's translation.
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*/
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public Vector3f getTranslation(Vector3f trans) {
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if (trans==null) trans=new Vector3f();
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trans.set(this.translation);
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return trans;
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}
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/**
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* Stores this rotation value into the given Quaternion. If quat is null, a new Quaternion is created to
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* hold the value. The value, once stored, is returned.
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* @param quat The store location for this matrix's rotation.
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* @return The value of this matrix's rotation.
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*/
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public Quaternion getRotation(Quaternion quat) {
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if (quat==null) quat=new Quaternion();
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quat.set(rot);
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return quat;
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}
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/**
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* Return the rotation quaternion in this matrix.
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* @return rotation quaternion.
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*/
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public Quaternion getRotation() {
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return rot;
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}
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/**
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* Stores this scale value into the given vector3f. If scale is null, a new vector3f is created to
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* hold the value. The value, once stored, is returned.
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* @param scale The store location for this matrix's scale.
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* @return The value of this matrix's scale.
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*/
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public Vector3f getScale(Vector3f scale) {
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if (scale==null) scale=new Vector3f();
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scale.set(this.scale);
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return scale;
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}
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/**
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* Sets this matrix to the interpolation between the first matrix and the second by delta amount.
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* @param t1 The begining transform.
|
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* @param t2 The ending transform.
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* @param delta An amount between 0 and 1 representing how far to interpolate from t1 to t2.
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*/
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public void interpolateTransforms(Transform t1, Transform t2, float delta) {
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this.rot.slerp(t1.rot,t2.rot,delta);
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this.translation.interpolate(t1.translation,t2.translation,delta);
|
||||
this.scale.interpolate(t1.scale,t2.scale,delta);
|
||||
}
|
||||
|
||||
/**
|
||||
* Changes the values of this matrix acording to it's parent. Very similar to the concept of Node/Spatial transforms.
|
||||
* @param parent The parent matrix.
|
||||
* @return This matrix, after combining.
|
||||
*/
|
||||
public Transform combineWithParent(Transform parent) {
|
||||
scale.multLocal(parent.scale);
|
||||
// rot.multLocal(parent.rot);
|
||||
parent.rot.mult(rot, rot);
|
||||
|
||||
// This here, is evil code
|
||||
// parent
|
||||
// .rot
|
||||
// .multLocal(translation)
|
||||
// .multLocal(parent.scale)
|
||||
// .addLocal(parent.translation);
|
||||
|
||||
translation.multLocal(parent.scale);
|
||||
parent
|
||||
.rot
|
||||
.multLocal(translation)
|
||||
.addLocal(parent.translation);
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets this matrix's translation to the given x,y,z values.
|
||||
* @param x This matrix's new x translation.
|
||||
* @param y This matrix's new y translation.
|
||||
* @param z This matrix's new z translation.
|
||||
* @return this
|
||||
*/
|
||||
public Transform setTranslation(float x,float y, float z) {
|
||||
translation.set(x,y,z);
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets this matrix's scale to the given x,y,z values.
|
||||
* @param x This matrix's new x scale.
|
||||
* @param y This matrix's new y scale.
|
||||
* @param z This matrix's new z scale.
|
||||
* @return this
|
||||
*/
|
||||
public Transform setScale(float x, float y, float z) {
|
||||
scale.set(x,y,z);
|
||||
return this;
|
||||
}
|
||||
|
||||
public Vector3f transformVector(final Vector3f in, Vector3f store){
|
||||
if (store == null)
|
||||
store = new Vector3f();
|
||||
|
||||
// multiply with scale first, then rotate, finally translate (cf.
|
||||
// Eberly)
|
||||
return rot.mult(store.set(in).multLocal(scale), store).addLocal(translation);
|
||||
}
|
||||
|
||||
public Vector3f transformInverseVector(final Vector3f in, Vector3f store){
|
||||
if (store == null)
|
||||
store = new Vector3f();
|
||||
|
||||
// The author of this code should look above and take the inverse of that
|
||||
// But for some reason, they didnt ..
|
||||
// in.subtract(translation, store).divideLocal(scale);
|
||||
// rot.inverse().mult(store, store);
|
||||
|
||||
in.subtract(translation, store);
|
||||
rot.inverse().mult(store, store);
|
||||
store.divideLocal(scale);
|
||||
|
||||
return store;
|
||||
}
|
||||
|
||||
/**
|
||||
* Loads the identity. Equal to translation=0,0,0 scale=1,1,1 rot=0,0,0,1.
|
||||
*/
|
||||
public void loadIdentity() {
|
||||
translation.set(0,0,0);
|
||||
scale.set(1,1,1);
|
||||
rot.set(0,0,0,1);
|
||||
}
|
||||
|
||||
@Override
|
||||
public String toString(){
|
||||
return getClass().getSimpleName() + "[ " + translation.x + ", " + translation.y + ", " + translation.z + "]\n"
|
||||
+ "[ " + rot.x + ", " + rot.y + ", " + rot.z + ", " + rot.w + "]\n"
|
||||
+ "[ " + scale.x + " , " + scale.y + ", " + scale.z + "]";
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets this matrix to be equal to the given matrix.
|
||||
* @param matrixQuat The matrix to be equal to.
|
||||
* @return this
|
||||
*/
|
||||
public Transform set(Transform matrixQuat) {
|
||||
this.translation.set(matrixQuat.translation);
|
||||
this.rot.set(matrixQuat.rot);
|
||||
this.scale.set(matrixQuat.scale);
|
||||
return this;
|
||||
}
|
||||
|
||||
public void write(JmeExporter e) throws IOException {
|
||||
OutputCapsule capsule = e.getCapsule(this);
|
||||
capsule.write(rot, "rot", new Quaternion());
|
||||
capsule.write(translation, "translation", Vector3f.ZERO);
|
||||
capsule.write(scale, "scale", Vector3f.UNIT_XYZ);
|
||||
}
|
||||
|
||||
public void read(JmeImporter e) throws IOException {
|
||||
InputCapsule capsule = e.getCapsule(this);
|
||||
|
||||
rot = (Quaternion)capsule.readSavable("rot", new Quaternion());
|
||||
translation = (Vector3f)capsule.readSavable("translation", Vector3f.ZERO);
|
||||
scale = (Vector3f)capsule.readSavable("scale", Vector3f.UNIT_XYZ);
|
||||
}
|
||||
|
||||
@Override
|
||||
public Transform clone() {
|
||||
try {
|
||||
Transform tq = (Transform) super.clone();
|
||||
tq.rot = rot.clone();
|
||||
tq.scale = scale.clone();
|
||||
tq.translation = translation.clone();
|
||||
return tq;
|
||||
} catch (CloneNotSupportedException e) {
|
||||
throw new AssertionError();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user