Inventor/MP/Xt/SbConfig.h

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**=======================================================================*/
/*=======================================================================
** Author      : Olivier Fedkiw (MMM yyyy)
**=======================================================================*/
#ifndef _SB_CONFIG_H
#define _SB_CONFIG_H

#include <Inventor/MP/Xt/SbPipe.h>
#include <Inventor/SbLinear.h>
#include <Inventor/nodes/SoSeparator.h>
#include <Inventor/SbBox.h>

#include <Inventor/MP/SoTrackdAPI.h>

#if !defined(_WIN32)
#  include <X11/Xlib.h>
#endif

#ifndef HIDDEN_FROM_DOC
// structure used to get information from configuration file
// It is used as a chained list. Each time a pipe specification
// is found, a new structure pipe is added to the list.
// Once finished, this structure is used to initialize SbPipe **.
  
typedef struct pipe_tmp {
  int id;
  char * display_name;
  char * view;
  char * size;
  char * position;
  char * viewport;
  float edgeBlending_R;
  float edgeBlending_L;
  float edgeBlending_T;
  float edgeBlending_B;
  struct pipe_tmp * next;       
} pipe_t;

{
  int nbPipe;
  pipe_t * first;
} cfg_t;

#endif // HIDDEN_FROM_DOC

//@tbr
class  SbConfig {
  
  public :
    SbConfig();
 
  ~SbConfig();
  
  char * getConfigFile(void);

  void setConfigFile(char * fileName);
  
  int readConfigFile(void);
  
  SoSeparator * getConfigTree(void);
  
  int getNbPipes(void);
  
  SbPipe * getPipe(int pipeID);

  SbPipe * getPipe(SbPipe::mpView view);
  
#if defined(_WIN32)

  SbPipe * getPipe(HWND);
#else

  SbPipe * getPipe(Window win);

  SbPipe * getPipe(SoWidget glw);

  SbPipe * getPipe(Display * dpy);
#endif

  int getIndex(SbPipe * pipe);

  void printInfo(void);

  void setAppName(char * appName);

  void xtRealize(void);

  void computeVirtualSize(void);

  SbVec2s getVirtualSize(void);

  SbVec2s getVirtualCoordinates(SbVec2s mouseCoord, SbPipe * pipe);

  void setEventPipe(SbPipe * pipe);

  int isEventFromPipe(void);
  
  SbBox3f computeSubViewVolume(int pipeID); 
  
#if defined(_WIN32)

  HGLRC getSharedContext(void);

  void setSharedContext(HGLRC ctx);

#if 1             SoDEPRECATED
  HGLRC getOverlaySharedContext(void);
SoDEPRECATED
  void setOverlaySharedContext(HGLRC);
#endif 
#else

  GLXContext getSharedContext(void);

  void setSharedContext(GLXContext ctx);

#if 1             SoDEPRECATED
  GLXContext getOverlaySharedContext(void);
SoDEPRECATED
  void setOverlaySharedContext(GLXContext ctx);
SoDEPRECATED
  void setOverlayColormap(int startIndex,int num,XColor* xcol);
#endif 
#endif

  SbBool isPerPipeStereo(void);

  void setPerPipeStereo(SbBool trueOrFalse);

  SbBool isSequentialRendering(void);

  void setSequentialRendering(SbBool trueOrFalse);

  SbBool isInsideOut(void);

  void setInsideOut(SbBool trueOrFalse);
  
  
  SoTrackerReader * getTrackerReader(void);
  SoControllerReader * getControllerReader(void);
  
  SbVec3f getDefaultCameraPosition(void) {return _cameraDefaultPosition;} ;
  
  SbVec3f getDefaultObjectPosition(void) {return _objectDefaultPosition;};
  
  float getObjectMaxDim(void) {return _objectMaxDimension;};
  
  float getInterEyeDistance(void) {return _interEyeDistance;};
  
  void setInterEyeDistance(float value) {_interEyeDistance = value;};

  int getWandTrackerId(void) {return _wandTrackerID;};
  
  int getHeadTrackerId(void) {return _headTrackerID;};
  
  void setWandTrackerId(int value) {_wandTrackerID = value;};
  
  void setHeadTrackerId(int value) {_headTrackerID = value;};
 
  SbBool isHeadTracking(void);
  void setHeadTracking(int value);
  
  void getWandFile(SbString &str);
  void setWandFile(SbString wandiv);

 private:

  // Callback from SoXt::show
  static int mpRealize(SbConfig *config);

  private :
  
  
    // add a function to check the consistency of the configuration
    void checkConfig(void);
  
  // check the configuration file format
  int newReadConfigFile(void);
  
  void getTrackdKeys(char *,int &, int&);
    
  SbPipe ** pipe;
  int nbPipes;
  int nbFlatScreens;
  int nbWallScreens;
  char * configFilename;
  SoSeparator * cfgTree;
  
  // when an event is recieved, we need to know if it comes from one 
  // of the pipe window or from the viewer window;
  // evtPipe is used to compute virtualCoordinates.
  SbPipe * evtPipe;
  
  SbVec2s virtualSize;
  
#if !defined(_WIN32)
  GLXContext mpSharedContext;
  GLXContext mpOverlaySharedContext;
#else
  HGLRC mpSharedContext;
  HGLRC mpOverlaySharedContext;
#endif
  
  SbBool perPipeStereo;
  
  SbBool sequentialRendering;
  SbBool insideOut; 
  
  SoTrackerReader * _tracker;
  SoControllerReader * _controller;
  SbVec3f  _cameraDefaultPosition;
  SbVec3f  _objectDefaultPosition;
  float _objectMaxDimension;
  float _interEyeDistance;
  int _wandTrackerID;
  int _headTrackerID;
  SbString _wandFile;
 
};

#endif /* _SB_CONFIG_H */

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Open Inventor Toolkit reference manual, generated on 12 Feb 2024
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