How to use

lengthSquared

method

in

us.ihmc.euclid.referenceFrame.interfaces.FrameVector3DReadOnly

/**
* Tests if the center of mass offset is negligible.
* 
* @return {@code true} if the center of mass offset can be ignored, {@code false} otherwise.
*/
default boolean isCenterOfMassOffsetZero()
{
 return getCenterOfMassOffset().lengthSquared() < COM_OFFSET_ZERO_EPSILON;
}

/**
* Calculates and returns the square of the magnitude of this vector.
* <p>
* length<sup>2</sup> = angular<sub>x</sub><sup>2</sup> + angular<sub>y</sub><sup>2</sup> +
* angular<sub>z</sub><sup>2</sup> + linear<sub>x</sub><sup>2</sup> +
* linear<sub>y</sub><sup>2</sup> + linear<sub>z</sub><sup>2</sup>
* </p>
* <p>
* This method is usually preferred over {@link #length()} when calculation speed matters and
* knowledge of the actual magnitude does not, i.e. when comparing several vectors by theirs
* magnitude.
* </p>
*
* @return the square of the magnitude of this vector.
*/
default double lengthSquared()
{
 return getAngularPart().lengthSquared() + getLinearPart().lengthSquared();
}