Attachment 6333 Details for Bug 7622 – test.cxx

test.cxx

test.cxx (text/plain), 1.76 KB, created by Clinton Stimpson on 2006-07-24 22:14:34 UTC

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Creator: Clinton Stimpson

Created: 2006-07-24 22:14:34 UTC

Size: 1.76 KB

patch

obsolete

>
>#include <GL/glx.h>
>#include <GL/gl.h>
>#include <stdlib.h>
>#include <stdio.h>
>
>int main()
>{
>
>  static int width = 100;
>  static int height = 100;
>
>  Display* DisplayId = XOpenDisplay(NULL);
>  if(!DisplayId)
>    {
>    printf("couldn't open display\n");
>    return 1;
>    }
>
>  XSynchronize(DisplayId, true);
>
>  static int    attributes[50];
>  int index = 0;
>  attributes[index++] = GLX_DRAWABLE_TYPE;
>  attributes[index++] = GLX_PBUFFER_BIT;
>  attributes[index++] = GLX_RENDER_TYPE;
>  attributes[index++] = GLX_RGBA_BIT;
>  attributes[index++] = GLX_RED_SIZE;
>  attributes[index++] = 1;
>  attributes[index++] = GLX_GREEN_SIZE;
>  attributes[index++] = 1;
>  attributes[index++] = GLX_BLUE_SIZE;
>  attributes[index++] = 1;
>  attributes[index++] = GLX_DEPTH_SIZE;
>  attributes[index++] = 1;
>  attributes[index++] = None;
>
>  int numfb;
>  GLXFBConfig* fb = glXChooseFBConfig(DisplayId, DefaultScreen(DisplayId),
>                                      attributes, &numfb);
>  
>  if(!fb)
>    {
>    printf("couldn't find FBConfig\n");
>    return 1;
>    }
>
>  GLXContext ContextId = glXCreateNewContext(DisplayId, fb[0],
>                                             GLX_RGBA_TYPE,
>                                             NULL, true);
>
>  if(!ContextId)
>    {
>    printf("couldn't make context\n");
>    return 1;
>    }
>
>  int pbuffer_atts [] = {
>      GLX_PBUFFER_WIDTH, width,
>      GLX_PBUFFER_HEIGHT, height,
>      0
>      };
>
>  GLXPbuffer Pbuffer = glXCreatePbuffer(DisplayId, fb[0], pbuffer_atts);
>
>  if(Pbuffer == None)
>    {
>    printf("couldn't make pbuffer\n");
>    return 1;
>    }
>
>  XFree(fb);
>
>  glXMakeCurrent(DisplayId, Pbuffer, ContextId);
>
>  // sometimes get an X error here from Mesa w/ DRI
>  glXDestroyPbuffer(DisplayId, Pbuffer);
>
>  glXDestroyContext(DisplayId, ContextId);
>
>  return 0;
>}
>
>
>

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