OpenMW/components/esm/util.hpp

#ifndef OPENMW_ESM_UTIL_H
#define OPENMW_ESM_UTIL_H

#include <osg/Quat>
#include <osg/Vec3f>

namespace ESM
{

    // format 0, savegames only

    struct Quaternion
    {
        float mValues[4];

        Quaternion() = default;

        Quaternion(const osg::Quat& q)
        {
            mValues[0] = q.w();
            mValues[1] = q.x();
            mValues[2] = q.y();
            mValues[3] = q.z();
        }

        operator osg::Quat() const { return osg::Quat(mValues[1], mValues[2], mValues[3], mValues[0]); }
    };

    struct Vector3
    {
        float mValues[3];

        Vector3() = default;

        Vector3(const osg::Vec3f& v)
        {
            mValues[0] = v.x();
            mValues[1] = v.y();
            mValues[2] = v.z();
        }

        operator osg::Vec3f() const { return osg::Vec3f(mValues[0], mValues[1], mValues[2]); }
    };

}

#endif