text: /*
   * Copyright (c) 2013, Hernan Saez
   * All rights reserved.
   * 
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *     * Redistributions of source code must retain the above copyright
   *       notice, this list of conditions and the following disclaimer.
   *     * Redistributions in binary form must reproduce the above copyright
   *       notice, this list of conditions and the following disclaimer in the
   *       documentation and/or other materials provided with the distribution.
   *     * Neither the name of the <organization> nor the
   *       names of its contributors may be used to endorse or promote products
   *       derived from this software without specific prior written permission.
   * 
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
   * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
   * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #ifndef CRIMILD_CORE_BEHAVIORS_ACTIONS_LOOK_AT_
  #define CRIMILD_CORE_BEHAVIORS_ACTIONS_LOOK_AT_
  
  #include "Behaviors/Behavior.hpp"
  
  namespace crimild {
  
  	namespace behaviors {
  
  		namespace actions {
  
  			class LookAt : public Behavior {
  				CRIMILD_IMPLEMENT_RTTI( crimild::behaviors::actions::LookAt )
  				
  			public:
  				LookAt( void );
  				explicit LookAt( const crimild::Vector3f &target, crimild::Real32 duration );
  				virtual ~LookAt( void );
  				
  				virtual void init( BehaviorContext *context ) override;
  				virtual Behavior::State step( BehaviorContext *context ) override;
  				
  			private:
  				crimild::Vector3f _target;
  				crimild::Clock _clock;
  
  				/**
  				   \name Coding support
  				*/
  				//@{
  				
  			public:
  				virtual void encode( coding::Encoder &encoder ) override;
  				virtual void decode( coding::Decoder &decoder ) override;
  				
  				//@}
  			};
  
  		}
  
  	}
  	
  }
  
  #endif
  
  