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/*************************************************************
* This file is part of the Surface Evolver source code. *
* Programmer: Ken Brakke, brakke@susqu.edu *
*************************************************************/
/**********************************************************
*
* File: MVgraph.c
*
* Contents: Routines for interface with shared memory
* MinneView.
*/
#include "include.h"
#ifndef OOGL
void Begin_OOGL()
{
kb_error(1251,"This Evolver not compiled with the OOGL option.\n",WARNING);
}
void UpdateOOGL()
{
}
void End_OOGL()
{
}
#else
void Begin_OOGL() {}
void End_OOGL()
{
OOGL_flag = 0;
if ( geomview_flag ) End_geomview();
}
void UpdateOOGL()
{
void (*old_start)ARGS((void));
void (*old_end)ARGS((void));
void (*old_gedge)ARGS((struct graphdata *,edge_id));
void (*old_gfacet)ARGS((struct graphdata*,facet_id));
/* if user has asked us to quit, don't bother redisplaying */
/* (especially since graphgen resets breakflag!) */
if (breakflag) return;
/* save current screen graphics pointers */
old_start = graph_start;
old_end = graph_end;
old_gfacet = graph_facet;
old_gedge = graph_edge;
/* OOGL pointers */
if ( geomview_flag )
{
graph_start = geomview_start;
graph_facet = geomview_facet;
graph_edge = geomview_edge;
graph_end = geomview_end;
}
/* do output */
graphgen();
/* restore old graphics */
graph_start = old_start;
graph_end = old_end;
graph_edge = old_gedge;
graph_facet = old_gfacet;
}
#endif
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