本文整理了Java中com.jogamp.opengl.math.Quaternion.magnitudeSquared方法的一些代码示例，展示了Quaternion.magnitudeSquared的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Quaternion.magnitudeSquared方法的具体详情如下：
包路径：com.jogamp.opengl.math.Quaternion
类名称：Quaternion
方法名：magnitudeSquared

Quaternion.magnitudeSquared介绍

[英]See #magnitude() for special handling of FloatUtil#EPSILON, which is not applied here.
[中]有关FloatUtil#EPSILON的特殊处理，请参见#magnity（），这里不应用它。

代码示例

代码示例来源：origin: org.jogamp.jogl/jogl-all-noawt

/**
 * Invert the quaternion If rotational, will produce a the inverse rotation
 * <p>
 * Implementation Details:
 * <ul>
 *   <li> {@link #conjugate() conjugates} if {@link #magnitudeSquared()} is is {@link FloatUtil#isEqual(float, float, float) equals 1f} using {@link FloatUtil#EPSILON epsilon}</li>
 * </ul>
 * </p>
 * @return this quaternion for chaining.
 * @see <a href="http://web.archive.org/web/20041029003853/http://www.j3d.org/matrix_faq/matrfaq_latest.html#Q50">Matrix-FAQ Q50</a>
 */
public final Quaternion invert() {
  final float magnitudeSQ = magnitudeSquared();
  if ( FloatUtil.isEqual(1.0f, magnitudeSQ, FloatUtil.EPSILON) ) {
    conjugate();
  } else {
    final float invmsq = 1f/magnitudeSQ;
    w *= invmsq;
    x = -x * invmsq;
    y = -y * invmsq;
    z = -z * invmsq;
  }
  return this;
}

代码示例来源：origin: org.jogamp.jogl/jogl

/**
 * Invert the quaternion If rotational, will produce a the inverse rotation
 * <p>
 * Implementation Details:
 * <ul>
 *   <li> {@link #conjugate() conjugates} if {@link #magnitudeSquared()} is is {@link FloatUtil#isEqual(float, float, float) equals 1f} using {@link FloatUtil#EPSILON epsilon}</li>
 * </ul>
 * </p>
 * @return this quaternion for chaining.
 * @see <a href="http://web.archive.org/web/20041029003853/http://www.j3d.org/matrix_faq/matrfaq_latest.html#Q50">Matrix-FAQ Q50</a>
 */
public final Quaternion invert() {
  final float magnitudeSQ = magnitudeSquared();
  if ( FloatUtil.isEqual(1.0f, magnitudeSQ, FloatUtil.EPSILON) ) {
    conjugate();
  } else {
    final float invmsq = 1f/magnitudeSQ;
    w *= invmsq;
    x = -x * invmsq;
    y = -y * invmsq;
    z = -z * invmsq;
  }
  return this;
}

代码示例来源：origin: ch.unibas.cs.gravis/scalismo-native-stub

/**
 * Invert the quaternion If rotational, will produce a the inverse rotation
 * <p>
 * Implementation Details:
 * <ul>
 *   <li> {@link #conjugate() conjugates} if {@link #magnitudeSquared()} is is {@link FloatUtil#isEqual(float, float, float) equals 1f} using {@link FloatUtil#EPSILON epsilon}</li>
 * </ul>
 * </p>
 * @return this quaternion for chaining.
 * @see <a href="http://web.archive.org/web/20041029003853/http://www.j3d.org/matrix_faq/matrfaq_latest.html#Q50">Matrix-FAQ Q50</a>
 */
public final Quaternion invert() {
  final float magnitudeSQ = magnitudeSquared();
  if ( FloatUtil.isEqual(1.0f, magnitudeSQ, FloatUtil.EPSILON) ) {
    conjugate();
  } else {
    final float invmsq = 1f/magnitudeSQ;
    w *= invmsq;
    x = -x * invmsq;
    y = -y * invmsq;
    z = -z * invmsq;
  }
  return this;
}

代码示例来源：origin: ch.unibas.cs.gravis/scalismo-native-stub

final float norm = magnitudeSquared();
final float srecip;
if ( FloatUtil.isZero(norm, FloatUtil.EPSILON) ) {

代码示例来源：origin: org.jogamp.jogl/jogl

final float norm = magnitudeSquared();
final float srecip;
if ( FloatUtil.isZero(norm, FloatUtil.EPSILON) ) {

代码示例来源：origin: org.jogamp.jogl/jogl-all-noawt

final float norm = magnitudeSquared();
final float srecip;
if ( FloatUtil.isZero(norm, FloatUtil.EPSILON) ) {

代码示例来源：origin: ch.unibas.cs.gravis/scalismo-native-stub

/**
 * Return the magnitude of this quaternion, i.e. sqrt({@link #magnitude()})
 * <p>
 * A magnitude of zero shall equal {@link #isIdentity() identity},
 * as performed by {@link #normalize()}.
 * </p>
 * <p>
 * Implementation Details:
 * <ul>
 *   <li> returns 0f if {@link #magnitudeSquared()} is {@link FloatUtil#isZero(float, float) is zero} using {@link FloatUtil#EPSILON epsilon}</li>
 *   <li> returns 1f if {@link #magnitudeSquared()} is {@link FloatUtil#isEqual(float, float, float) equals 1f} using {@link FloatUtil#EPSILON epsilon}</li>
 * </ul>
 * </p>
 */
public final float magnitude() {
  final float magnitudeSQ = magnitudeSquared();
  if ( FloatUtil.isZero(magnitudeSQ, FloatUtil.EPSILON) ) {
    return 0f;
  }
  if ( FloatUtil.isEqual(1f, magnitudeSQ, FloatUtil.EPSILON) ) {
    return 1f;
  }
  return FloatUtil.sqrt(magnitudeSQ);
}

代码示例来源：origin: org.jogamp.jogl/jogl

/**
 * Return the magnitude of this quaternion, i.e. sqrt({@link #magnitude()})
 * <p>
 * A magnitude of zero shall equal {@link #isIdentity() identity},
 * as performed by {@link #normalize()}.
 * </p>
 * <p>
 * Implementation Details:
 * <ul>
 *   <li> returns 0f if {@link #magnitudeSquared()} is {@link FloatUtil#isZero(float, float) is zero} using {@link FloatUtil#EPSILON epsilon}</li>
 *   <li> returns 1f if {@link #magnitudeSquared()} is {@link FloatUtil#isEqual(float, float, float) equals 1f} using {@link FloatUtil#EPSILON epsilon}</li>
 * </ul>
 * </p>
 */
public final float magnitude() {
  final float magnitudeSQ = magnitudeSquared();
  if ( FloatUtil.isZero(magnitudeSQ, FloatUtil.EPSILON) ) {
    return 0f;
  }
  if ( FloatUtil.isEqual(1f, magnitudeSQ, FloatUtil.EPSILON) ) {
    return 1f;
  }
  return FloatUtil.sqrt(magnitudeSQ);
}

代码示例来源：origin: org.jogamp.jogl/jogl-all-noawt

/**
 * Return the magnitude of this quaternion, i.e. sqrt({@link #magnitude()})
 * <p>
 * A magnitude of zero shall equal {@link #isIdentity() identity},
 * as performed by {@link #normalize()}.
 * </p>
 * <p>
 * Implementation Details:
 * <ul>
 *   <li> returns 0f if {@link #magnitudeSquared()} is {@link FloatUtil#isZero(float, float) is zero} using {@link FloatUtil#EPSILON epsilon}</li>
 *   <li> returns 1f if {@link #magnitudeSquared()} is {@link FloatUtil#isEqual(float, float, float) equals 1f} using {@link FloatUtil#EPSILON epsilon}</li>
 * </ul>
 * </p>
 */
public final float magnitude() {
  final float magnitudeSQ = magnitudeSquared();
  if ( FloatUtil.isZero(magnitudeSQ, FloatUtil.EPSILON) ) {
    return 0f;
  }
  if ( FloatUtil.isEqual(1f, magnitudeSQ, FloatUtil.EPSILON) ) {
    return 1f;
  }
  return FloatUtil.sqrt(magnitudeSQ);
}

代码示例来源：origin: ch.unibas.cs.gravis/scalismo-native-stub

final float norm = magnitudeSquared();
if ( FloatUtil.isZero(norm, FloatUtil.EPSILON) ) {

代码示例来源：origin: org.jogamp.jogl/jogl

final float norm = magnitudeSquared();
if ( FloatUtil.isZero(norm, FloatUtil.EPSILON) ) {

代码示例来源：origin: org.jogamp.jogl/jogl-all-noawt

final float norm = magnitudeSquared();
if ( FloatUtil.isZero(norm, FloatUtil.EPSILON) ) {