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VRJugglerApp.h

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/***************************************************************************
 *cr
 *cr            (C) Copyright 1995-2019 The Board of Trustees of the
 *cr                        University of Illinois
 *cr                         All Rights Reserved
 *cr
 *cr VRJuggler patches contributed by Martijn Kragtwijk: m.kragtwijk@rug.nl
 *cr
 ***************************************************************************/

/***************************************************************************
 * RCS INFORMATION:
 *
 *      $RCSfile: VRJugglerApp.h,v $
 *      $Author: johns $        $Locker:  $             $State: Exp $
 *      $Revision: 1.4 $       $Date: 2019/01/17 21:21:02 $
 *
 ***************************************************************************
 * DESCRIPTION:
 * a VRJuggler specific Scene subclass for VMD
 ***************************************************************************/
#ifndef M_VRJAPP_H
#define M_VRJAPP_H

//#include <vrj/vrjConfig.h>

//#include <iostream>
//#include <iomanip>
//#include <GL/gl.h>

#include <vrj/Draw/OGL/GlApp.h>
#include "Matrix4.h"

#include <gadget/Type/PositionInterface.h>
#include <gadget/Type/DigitalInterface.h>

#include <plugins/ApplicationDataManager/UserData.h>
#include "VRJugglerSharedData.h"

namespace gadget
{
//      class PositionInterface;
//      class DigitalInterface;
}

class VRJugglerScene;

using namespace vrj;

class M_VRJapp : public GlApp
{
public:
  M_VRJapp():
    cmdQueue()
   {;}

   virtual ~M_VRJapp (void) {;}

public: // ---- INITIALIZATION FUNCTIONS ---- //
   virtual void init();

   void setScene(VRJugglerScene* s); // pass a pointer to the VMD scene,
                                                                        // so we can call its rendering method later

   std::vector<std::string> cmdQueue;    // our local queue of command strings
   void appendCommand(const char* str);  // add the specified string to cmdQueue,
                                         // in preframe this queue is copied to the shared data

   virtual void apiInit()
   {;}

public:
   // ----- Drawing Loop Functions ------
   //
   //  The drawing loop will look similar to this:
   //
   //  while (drawing)
   //  {
   //        preFrame();
   //       draw();
   //        intraFrame();      // Drawing is happening while here
   //       sync();
   //        postFrame();      // Drawing is now done
   //
   //       UpdateDevices();
   //  }
   //------------------------------------

   virtual void bufferPreDraw();

   virtual void preFrame();
        
   virtual void latePreFrame();

   virtual void intraFrame();

   virtual void postFrame();

public: // ----- OpenGL FUNCTIONS ---- //
   virtual void contextInit();

   virtual void draw();

   // old code that draws a box
   //virtual void draw_old();

private:
   void initGLState();

   //void drawCube();

public:
   void getWandXYZ(float& x, float& y, float& z);
   void getWandRotMat(Matrix4& rot);
   bool getWandButton(unsigned nr);
   gadget::PositionInterface  mWand;    
   gadget::PositionInterface  mHead;    
   gadget::DigitalInterface   mButton0; 
   gadget::DigitalInterface   mButton1; 
   cluster::UserData<VRJugglerSharedData> sharedData;   // commands are sent to slaves using shared data 

   VRJugglerScene* scene;
};


#endif  // M_VRJAPP_H

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