HeadManipulator.h

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#include <vrecko/Ability.h>

#include <osg/Quat>
#include <osg/Matrix>

using namespace vrecko;

namespace behindO {

class HeadManipulator: public Ability {
    public:
        HeadManipulator();
        ~HeadManipulator() {};

        // ------ BaseClass functions ------------------------
        void processEvent(const std::string &input_name, void *value);
        // ---------------------------------------------------

        void preInitialize(void);
        void update(void);

        bool loadXMLParameters(XERCES_CPP_NAMESPACE_QUALIFIER DOMNode *parametersNode);
        XERCES_CPP_NAMESPACE_QUALIFIER DOMNode *saveXMLParameters(XERCES_CPP_NAMESPACE_QUALIFIER DOMDocument *);
    
    protected:
        //osg::Vec3 initial_sensor_pos;
        //float scale_eye_distance_factor;
        //osg::Vec3 head_center, eye_position;

        osg::Vec3 sensor_relative_pos, initial_sensor_pos, last_sensor_pos;
        osg::Quat initial_sensor_orientation, last_sensor_orientation;
        float eye_distance_scale_factor;
        //osg::Vec3 head_center, eye_position, up_vector;
        float left_border, right_border, top_border, bottom_border, near_border, far_border;
//      osg::Vec3 avatar_grab_pos;
//      osg::Matrix avatar_grab_rot, avatar_grab_transf;

        osg::Vec3 head_center, eye_position, up_vector, look_at_center, to_center;
        
        osg::Vec3 avatar_grab_pos;
        osg::Matrix avatar_grab_transform, avatar_grab_inverse_transform, avatar_grab_rotation, avatar_grab_inverse_rotation;

        EnvironmentObject *owner;
        bool active;
        
        osg::Vec3 difference_sensor_pos, initial_sensor_x_orientation;
        osg::Quat difference_sensor_orientation[2];
        
        float x_sensitivity, y_sensitivity, x_sensitivity_delta, delta_z;
        float minimal_distance;
        
        // mode : 0 - standard, 1 - dynamic change of sensitivity, 2 - Stretch HM, 3 - Stretch HM (controled with orientation x, y + z_pos)
        int mode;
};

}

//$Id: HeadManipulator.h 1 2010-10-27 12:01:29Z xbezdeka $