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imaging/vtkOpenGLImageWindow.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkOpenGLImageWindow.h,v $
00005   Language:  C++
00006 
00007 
00008 Copyright (c) 1993-2001 Ken Martin, Will Schroeder, Bill Lorensen 
00009 All rights reserved.
00010 
00011 Redistribution and use in source and binary forms, with or without
00012 modification, are permitted provided that the following conditions are met:
00013 
00014  * Redistributions of source code must retain the above copyright notice,
00015    this list of conditions and the following disclaimer.
00016 
00017  * Redistributions in binary form must reproduce the above copyright notice,
00018    this list of conditions and the following disclaimer in the documentation
00019    and/or other materials provided with the distribution.
00020 
00021  * Neither name of Ken Martin, Will Schroeder, or Bill Lorensen nor the names
00022    of any contributors may be used to endorse or promote products derived
00023    from this software without specific prior written permission.
00024 
00025  * Modified source versions must be plainly marked as such, and must not be
00026    misrepresented as being the original software.
00027 
00028 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
00029 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00030 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00031 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
00032 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00033 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
00034 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00035 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00036 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00037 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00038 
00039 =========================================================================*/
00051 #ifndef __vtkOpenGLImageWindow_h
00052 #define __vtkOpenGLImageWindow_h
00053 
00054 #include <stdlib.h>
00055 #include <X11/X.h>
00056 #include <X11/Xlib.h>
00057 #include <X11/Xutil.h>
00058 #include "vtkXImageWindow.h"
00059 #include "GL/glx.h"
00060 
00061 
00062 class VTK_EXPORT vtkOpenGLImageWindow : public vtkXImageWindow
00063 {
00064 public:
00065   static vtkOpenGLImageWindow *New();
00066   vtkTypeMacro(vtkOpenGLImageWindow,vtkXImageWindow);
00067   void PrintSelf(ostream& os, vtkIndent indent);
00068 
00070   virtual void MakeDefaultWindow();
00071 
00073   void SwapBuffers();
00074 
00076   void Frame();
00077 
00079   void Render();
00080 
00082   virtual void *GetGenericDisplayId() {return (void *)this->DisplayId;};
00083   virtual void *GetGenericWindowId()  {return (void *)this->WindowId;};
00084   virtual void *GetGenericParentId()  {return (void *)this->ParentId;};
00085   virtual void *GetGenericContext();
00086   virtual void *GetGenericDrawable()  {return (void *)this->WindowId;};
00087   
00089   virtual Colormap GetDesiredColormap();
00090   virtual Visual  *GetDesiredVisual();
00091   XVisualInfo     *GetDesiredVisualInfo();
00092   virtual int      GetDesiredDepth();
00093 
00095   virtual unsigned char *GetPixelData(int x,int y,int x2,int y2,int front);
00096   virtual void SetPixelData(int x,int y,int x2,int y2,unsigned char *,
00097              int front);
00098 
00100   virtual float *GetRGBAPixelData(int x,int y,int x2,int y2,int front);
00101   virtual void SetRGBAPixelData(int x,int y,int x2,int y2,float *,int front,
00102                                 int blend=0);
00103 
00105   void MakeCurrent();
00106 
00108   virtual void EraseWindow() {this->vtkImageWindow::EraseWindow();};
00109 
00110   GLXContext ContextId;
00111 
00112 protected:
00113   vtkOpenGLImageWindow();
00114   ~vtkOpenGLImageWindow();
00115   vtkOpenGLImageWindow(const vtkOpenGLImageWindow&) {};
00116   void operator=(const vtkOpenGLImageWindow&) {};
00117 };
00118 
00119 
00120 #endif
00121 

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