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Rendering/vtkXOpenGLRenderWindow.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkXOpenGLRenderWindow.h,v $
  Language:  C++


Copyright (c) 1993-2001 Ken Martin, Will Schroeder, Bill Lorensen 
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 name of Ken Martin, Will Schroeder, or Bill Lorensen nor the names
   of any contributors may be used to endorse or promote products derived
   from this software without specific prior written permission.

 * Modified source versions must be plainly marked as such, and must not be
   misrepresented as being the original software.

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 THE AUTHORS OR CONTRIBUTORS 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 __vtkXOpenGLRenderWindow_h
#define __vtkXOpenGLRenderWindow_h

#include <stdlib.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include "vtkOpenGLRenderWindow.h"
#include "GL/glx.h"
#include "vtkToolkits.h"


#ifdef VTK_OPENGL_HAS_OSMESA
#include "GL/osmesa.h"
#endif

class vtkIdList;

class VTK_RENDERING_EXPORT vtkXOpenGLRenderWindow : public vtkOpenGLRenderWindow
{
protected:
  GLXContext ContextId;
  
public:
  static vtkXOpenGLRenderWindow *New();
  vtkTypeMacro(vtkXOpenGLRenderWindow,vtkOpenGLRenderWindow);
  void PrintSelf(ostream& os, vtkIndent indent);

  virtual void Start(void);

  virtual void Frame(void);

  virtual void WindowInitialize(void);

  virtual void Initialize(void);

  virtual void SetFullScreen(int);

  virtual void WindowRemap(void);

  virtual void PrefFullScreen(void);


  virtual void SetSize(int,int);
  virtual void SetSize(int a[2]) {this->SetSize(a[0], a[1]);};


  virtual Colormap GetDesiredColormap();
  virtual Visual  *GetDesiredVisual();
  virtual XVisualInfo     *GetDesiredVisualInfo();
  virtual int      GetDesiredDepth();

  virtual void SetStereoCapableWindow(int capable);

  void MakeCurrent();
  

  virtual void *GetGenericDisplayId() {return (void *)this->GetDisplayId();};
  virtual void *GetGenericWindowId();
  virtual void *GetGenericParentId()  {return (void *)this->ParentId;};
  virtual void *GetGenericContext();
  virtual void *GetGenericDrawable()  {return (void *)this->WindowId;};
  
  virtual int     *GetSize();

  virtual int     *GetScreenSize();

  virtual int     *GetPosition();

  Display *GetDisplayId();


  void     SetDisplayId(Display *);
  void     SetDisplayId(void *);

  Window   GetParentId();


  void     SetParentId(Window);
  void     SetParentId(void *);
  
  Window   GetWindowId();


  void     SetWindowId(Window);
  void     SetWindowId(void *);


  void     SetNextWindowId(Window);
  void     SetWindowName(char *);


  void     SetPosition(int,int);
  void     SetPosition(int a[2]) {this->SetPosition(a[0], a[1]);};
  

  void HideCursor();
  void ShowCursor();

  virtual  int GetEventPending();
  
  void     SetWindowInfo(char *info);

  void     SetParentInfo(char *info);

  void Render();  

  void SetOffScreenRendering(int i);

protected:
  vtkXOpenGLRenderWindow();
  ~vtkXOpenGLRenderWindow();

  Window   ParentId;
  Window   WindowId;
  Window   NextWindowId;
  Display *DisplayId;
  Colormap ColorMap;
  int      OwnWindow;
  int      OwnDisplay;
  int      ScreenSize[2];
  int      CursorHidden;

#ifdef VTK_OPENGL_HAS_OSMESA
  // OffScreen stuff
  OSMesaContext OffScreenContextId;
  void *OffScreenWindow;
  int ScreenMapped;
  // Looks like this just stores DoubleBuffer.
  int ScreenDoubleBuffer;
#endif
private:
  vtkXOpenGLRenderWindow(const vtkXOpenGLRenderWindow&);  // Not implemented.
  void operator=(const vtkXOpenGLRenderWindow&);  // Not implemented.
};



#endif

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