topical media & game development

topical media & game development

[] readme course(s) preface I 1 2 II 3 4 III 5 6 7 IV 8 9 10 V 11 12 afterthought(s) appendix reference(s) example(s) resource(s) _

lib-game-delta3d-demos-fireFighter-flysequenceactor.h / h


  /* -*-c++-*-
   * Delta3D Open Source Game and Simulation Engine
   * Copyright (C) 2006, Alion Science and Technology, BMH Operation
   *
   * 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
   *
   * William E. Johnson II
   */
  ifndef DELTA_FIRE_FIGHTER_FLY_SEQUENCE_ACTOR
  define DELTA_FIRE_FIGHTER_FLY_SEQUENCE_ACTOR
  
  include <dtGame/gameactor.h>
  include <fireFighter/export.h>
  include <dtCore/transform.h>
  
  // Forward declarations
  namespace dtGame
  {
     class Message;
  }
  
  namespace dtAudio
  {
     class Sound;
  }
  
  namespace dtCore
  {
     class Camera;
  }
  
  namespace dtDAL
  {
     class ActorProxyIcon;
  }
  
  // Waypoint class to hold waypoint data
  class Waypoint
  {
     public:
  
        double x;
        double y;
        double z;
  };
  
  class PlayerActor;
  
  class FIRE_FIGHTER_EXPORT FlySequenceActor : public dtGame::GameActor
  {
     public:

Constructor FlySequenceActor(dtGame::GameActorProxy& proxy);

Invokable to update the camera void OnTickLocal(const dtGame::TickMessage& msg);

Starts moving the player void StartFlying();

Stops moving the player void StopFlying();

Sets the player actor this FlySequence will manipulate
parameter: player The new player actor


  
        void SetPlayerActor(PlayerActor& player) { mPlayer = &player; }
  
     protected:

Destructor virtual ~FlySequenceActor();

Called when the actor is added to the game manager virtual void OnEnteredWorld();


     private:
  
        // Computes a unit vector pointing from the previous waypoint to the next waypoint
        void ComputeDirTravel(const Waypoint &next, const Waypoint &prev);
  
        // Determines if the camera is within a given distance (delta) of the waypoint
        bool CompareCameraToWaypoint(const double* cam, const Waypoint &wp, float delta);
  
        // Prepares the camera path to transit
        void ResetCameraPath();
  
        dtCore::Transform pos;
        double actPos[3];
        osg::Vec3 camPos, lookAt, up;
  
        Waypoint* wayptArray;
        double dirOfTransit[3], speed, delta;
        int prevWaypoint, numWaypoints;
        bool mFlyBy;
        dtCore::RefPtr<dtAudio::Sound> snd;
        PlayerActor *mPlayer;
  };
  
  class FIRE_FIGHTER_EXPORT FlySequenceActorProxy : public dtGame::GameActorProxy
  {
     public:

Constructor FlySequenceActorProxy();

Builds this actor's properties virtual void BuildPropertyMap();

Builds the invokables virtual void BuildInvokables();

Creates the actor virtual void CreateActor() { SetActor(*new FlySequenceActor(*this)); }

Called when the actor is added to the game manager virtual void OnEnteredWorld();


        // Used in STAGE
        dtDAL::ActorProxyIcon* GetBillBoardIcon();
  
        virtual const dtDAL::ActorProxy::RenderMode& GetRenderMode()
        {
           return dtDAL::ActorProxy::RenderMode::DRAW_ACTOR_AND_BILLBOARD_ICON;
        }
  
     protected:

Destructor virtual ~FlySequenceActorProxy();


     private:
  
         dtCore::RefPtr<dtDAL::ActorProxyIcon> mBillBoardIcon;
  };
  
  endif

[] readme course(s) preface I 1 2 II 3 4 III 5 6 7 IV 8 9 10 V 11 12 afterthought(s) appendix reference(s) example(s) resource(s) _

You may not copy or print any of this material without explicit permission of the author or the publisher. In case of other copyright issues, contact the author.