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Rendering/vtkMesaImageWindow.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkMesaImageWindow.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 __vtkMesaImageWindow_h
00052 #define __vtkMesaImageWindow_h
00053 
00054 #include "MangleMesaInclude/glx_mangle.h"
00055 #include "MangleMesaInclude/glx.h"
00056 #include "MangleMesaInclude/osmesa.h"
00057 
00058 #include <stdlib.h>
00059 #include <X11/X.h>
00060 #include <X11/Xlib.h>
00061 #include <X11/Xutil.h>
00062 #include "vtkToolkits.h"
00063 #include "vtkXImageWindow.h"
00064 
00065 
00066 
00067 class VTK_RENDERING_EXPORT vtkMesaImageWindow : public vtkXImageWindow
00068 {
00069 public:
00070   static vtkMesaImageWindow *New();
00071   vtkTypeMacro(vtkMesaImageWindow,vtkXImageWindow);
00072   void PrintSelf(ostream& os, vtkIndent indent);
00073 
00075   virtual void MakeDefaultWindow();
00076 
00078   void SwapBuffers();
00079 
00081   void Frame();
00082 
00084   void Render();
00085 
00087 
00088   virtual void *GetGenericDisplayId() {return (void *)this->DisplayId;};
00089   virtual void *GetGenericWindowId();
00090   virtual void *GetGenericParentId()  {return (void *)this->ParentId;};
00091   virtual void *GetGenericContext();
00092   virtual void *GetGenericDrawable()  {return (void *)this->WindowId;};
00094   
00096 
00097   virtual Colormap GetDesiredColormap();
00098   virtual Visual  *GetDesiredVisual();
00099   XVisualInfo     *GetDesiredVisualInfo();
00100   virtual int      GetDesiredDepth();
00102 
00104 
00105   virtual unsigned char *GetPixelData(int x,int y,int x2,int y2,int front);
00106   virtual void SetPixelData(int x,int y,int x2,int y2,unsigned char *,
00107                             int front);
00109 
00111 
00112   virtual float *GetRGBAPixelData(int x,int y,int x2,int y2,int front);
00113   virtual void SetRGBAPixelData(int x,int y,int x2,int y2,float *,int front,
00114                                 int blend=0);
00116 
00118   void MakeCurrent();
00119 
00121   virtual void EraseWindow() {this->vtkImageWindow::EraseWindow();};
00122 
00125   virtual void SetOffScreenRendering(int i);
00126 
00127 protected:
00128   vtkMesaImageWindow();
00129   ~vtkMesaImageWindow();
00130 
00131   GLXContext ContextId;
00132   OSMesaContext OffScreenContextId;
00133   void *OffScreenWindow;
00134   int ScreenDoubleBuffer;
00135   int ScreenMapped;
00136 private:
00137   vtkMesaImageWindow(const vtkMesaImageWindow&);  // Not implemented.
00138   void operator=(const vtkMesaImageWindow&);  // Not implemented.
00139 };
00140 
00141 
00142 #endif
00143 

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