CTransformInterpolator.h

Go to the documentation of this file.

//    Copyright (C) 2004-2013 Dylan Blair
//
//    email: dblair@alumni.cs.utexas.edu
//
//    This library is free software; you can redistribute it and/or
//    modify it under the terms of the GNU Lesser General Public
//    License as published by the Free Software Foundation; either
//    version 2.1 of the License, or (at your option) any later version.
//
//    This library is distributed in the hope that it will be useful,
//    but WITHOUT ANY WARRANTY; without even the implied warranty of
//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
//    Lesser General Public License for more details.
//
//    You should have received a copy of the GNU Lesser General Public
//    License along with this library; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

#ifndef CTRANSFORM_INTERPOLATOR_H
#define CTRANSFORM_INTERPOLATOR_H

#include "IMotionUpdater.h"
#include "ICollisionListener.h"
#include "../Math_LIB/MInterpolator.h"

namespace OpenSkyNet {
    namespace Core {
        class CORE_DLL TransformInterpolator : public MotionUpdater, public CollisionListener {
        protected:
            virtual bool addObject(Object* obj_, Updater::OBJECT_PRIORITY prio_=Updater::OBJ_1, bool isOneShot_=false);
        public:
            struct TransformInfo : public MotionUpdater::MotionInfo {
                Math::Point<> _pos;
                Math::Matrix3x3 _rot;
                Math::LerpOverTime3 _posControl;
                Math::Point<> _centerOfRot;
                Math::LerpOverTime3x3 _rotControl;
                bool _doTranslate;
                bool _doRotate;
                const Object* _lookAt;
                bool _doLookAtOpposite;

                TransformInfo(Updater::OBJECT_PRIORITY prio_=Updater::OBJ_DISABLED, 
                    bool isOneShot_=false) : MotionUpdater::MotionInfo(prio_,isOneShot_), 
                    _doTranslate(false), _doRotate(false), _lookAt(0), _doLookAtOpposite(false) {}
            };

            TransformInterpolator() : MotionUpdater(Updater::TRANSFORM_INTERPOLATOR, "TRANSFORM_INTERPOLATOR", Updater::UPD_5, 0.033f) {}
            virtual ~TransformInterpolator() {}

            virtual bool update(float dt_);

            virtual void setNonCollidingData(Object* obj_);
            virtual void handleNonCollidingTransformApplied(Object* obj_);

            void setLookAtTarget(Object* obj_, const Object* lookAt_=0, bool doLookAtOpposite_=false);

            bool translate(Object* obj_, bool doTranslate_, const Math::Point<>& endPos_=Math::g_origin, float speed_=0.0f);

            inline bool isTranslating(Object* obj_) { return static_cast<TransformInfo*>(_objMap[obj_])->_doTranslate; }

            bool rotate(Object* obj_, bool doRotate_, const Math::Point<>& centerOfRot_=Math::g_origin, 
                const Math::Point<>& axis_=Math::g_origin, float radians_=0.0f, float speed_=0.0f);

            bool rotate(Object* obj_, const Math::Point<>& centerOfRot_=Math::g_origin, 
                const Math::Matrix3x3& endRot_=Math::g_identityMatrix3x3, float speed_=0.0f);

            inline bool isRotating(Object* obj_) { return static_cast<TransformInfo*>(_objMap[obj_])->_doRotate; }
        };
    }
}

#endif //CTRANSFORM_INTERPOLATOR_H