Examples of Quat4d

Examples of javax.vecmath.Quat4d

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    @Override
    public void resetToNominalAngleOfView() {
        Transform3D viewingTransform = new Transform3D();
        viewTransform.getTransform(viewingTransform);
        // set viewer angle of view
        Quat4d rotationQuat = new Quat4d();
        viewingTransform.get(rotationQuat);
        rotationQuat.x = 0;
        rotationQuat.z = 0;
        viewingTransform.setRotation(rotationQuat);
        // set viewer position
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Examples of javax.vecmath.Quat4d

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    @Override
    public void resetToNominalAngleOfView() {
        Transform3D viewingTransform = new Transform3D();
        viewTransform.getTransform(viewingTransform);
        // set viewer angle of view
        Quat4d rotationQuat = new Quat4d();
        viewingTransform.get(rotationQuat);
        rotationQuat.x = 0;
        rotationQuat.z = 0;
        viewingTransform.setRotation(rotationQuat);
        // set viewer position
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Examples of javax.vecmath.Quat4d

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     * @param transform3D is supposed to be normalized
     * @param axis
     * @return
     */
    public static double getRotationFromTransform(Transform3D transform3D, Axis axis) {
        Quat4d rotationQuat = new Quat4d();
        transform3D.get(rotationQuat);
        double angle = 2 * Math.acos(rotationQuat.w);
        switch (axis) {
        case X:
            if (rotationQuat.x < 0) {
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