import com.flowpowered.math.imaginary.Quaternionf; //导入依赖的package包/类
public static void registerSerializers(DataManager dataManager) {
    dataManager.registerTranslator(UUID.class, UUID_DATA_SERIALIZER);
    dataManager.registerTranslator(Vector2d.class, VECTOR_2_D_DATA_SERIALIZER);
    dataManager.registerTranslator(Vector2f.class, VECTOR_2_F_DATA_SERIALIZER);
    dataManager.registerTranslator(Vector2i.class, VECTOR_2_I_DATA_SERIALIZER);
    dataManager.registerTranslator(Vector2l.class, VECTOR_2_L_DATA_SERIALIZER);
    dataManager.registerTranslator(Vector3d.class, VECTOR_3_D_DATA_SERIALIZER);
    dataManager.registerTranslator(Vector3f.class, VECTOR_3_F_DATA_SERIALIZER);
    dataManager.registerTranslator(Vector3i.class, VECTOR_3_I_DATA_SERIALIZER);
    dataManager.registerTranslator(Vector3l.class, VECTOR_3_L_DATA_SERIALIZER);
    dataManager.registerTranslator(Vector4d.class, VECTOR_4_D_DATA_SERIALIZER);
    dataManager.registerTranslator(Vector4f.class, VECTOR_4_F_DATA_SERIALIZER);
    dataManager.registerTranslator(Vector4i.class, VECTOR_4_I_DATA_SERIALIZER);
    dataManager.registerTranslator(Vector4l.class, VECTOR_4_L_DATA_SERIALIZER);
    dataManager.registerTranslator(Complexd.class, COMPLEXD_DATA_SERIALIZER);
    dataManager.registerTranslator(Complexf.class, COMPLEXF_DATA_SERIALIZER);
    dataManager.registerTranslator(Quaterniond.class, QUATERNIOND_DATA_SERIALIZER);
    dataManager.registerTranslator(Quaternionf.class, QUATERNIONF_DATA_SERIALIZER);
    dataManager.registerTranslator(LocalTime.class, LOCAL_TIME_DATA_SERIALIZER);
    dataManager.registerTranslator(LocalDate.class, LOCAL_DATE_DATA_SERIALIZER);
    dataManager.registerTranslator(LocalDateTime.class, LOCAL_DATE_TIME_DATA_SERIALIZER);
    dataManager.registerTranslator(ZonedDateTime.class, ZONED_DATE_TIME_DATA_SERIALIZER);
    dataManager.registerTranslator(Instant.class, INSTANT_DATA_SERIALIZER);
    dataManager.registerTranslator(Month.class, MONTH_DATA_SERIALIZER);
}
 

import com.flowpowered.math.imaginary.Quaternionf; //导入依赖的package包/类
@Override
public Quaternionf translate(DataView view) throws InvalidDataException {
    final double x = view.getDouble(DataQueries.X_POS).orElseThrow(invalidDataQuery(DataQueries.X_POS));
    final double y = view.getDouble(DataQueries.Y_POS).orElseThrow(invalidDataQuery(DataQueries.Y_POS));
    final double z = view.getDouble(DataQueries.Z_POS).orElseThrow(invalidDataQuery(DataQueries.Z_POS));
    final double w = view.getDouble(DataQueries.W_POS).orElseThrow(invalidDataQuery(DataQueries.W_POS));
    return new Quaternionf(x, y, z, w);
}
 

import com.flowpowered.math.imaginary.Quaternionf; //导入依赖的package包/类
public static Matrix4f createRotMatrix(double theta, Axis axis) {
    return Matrix4f.createRotation(Quaternionf.fromAngleDegAxis(theta, axis.unitVector));
}
 

import com.flowpowered.math.imaginary.Quaternionf; //导入依赖的package包/类
/**
 * Creates a new quaternion from the float angles in degrees around the x, y and z axes.
 *
 * @param vector3f The rotation vector
 * @return The quaternion defined by the rotations around the axes
 */
public static Quaternionf fromAxesAnglesDeg(Vector3f vector3f) {
    return Quaternionf.fromAxesAnglesDeg(vector3f.getX(), vector3f.getY(), vector3f.getZ());
}