dll/opengl/mesa/src/glu/sgi/libnurbs/internals/maplist.h

   1 /*
   2  * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
   3  * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9  * and/or sell copies of the Software, and to permit persons to whom the
  10  * Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice including the dates of first publication and
  13  * either this permission notice or a reference to
  14  * http://oss.sgi.com/projects/FreeB/
  15  * shall be included in all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  20  * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  21  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
  22  * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23  * SOFTWARE.
  24  *
  25  * Except as contained in this notice, the name of Silicon Graphics, Inc.
  26  * shall not be used in advertising or otherwise to promote the sale, use or
  27  * other dealings in this Software without prior written authorization from
  28  * Silicon Graphics, Inc.
  29  */
  30
  31 /*
  32  * maplist.h
  33  *
  34  */
  35
  36 #ifndef __glumaplist_h_
  37 #define __glumaplist_h_
  38
  39 #include "types.h"
  40 #include "defines.h"
  41 #include "bufpool.h"
  42
  43 class Backend;
  44 class Mapdesc;
  45
  46 class Maplist {
  47 public:
  48                         Maplist( Backend & );
  49     void                define( long, int, int );
  50     inline void         undefine( long );
  51     inline int          isMap( long );
  52
  53     void                initialize( void );
  54     Mapdesc *           find( long );
  55     Mapdesc *           locate( long );
  56
  57 private:
  58     Pool                mapdescPool;
  59     Mapdesc *           maps;
  60     Mapdesc **          lastmap;
  61     Backend &           backend;
  62
  63     void                add( long, int, int );
  64     void                remove( Mapdesc * );
  65     void                freeMaps( void );
  66 };
  67
  68 inline int
  69 Maplist::isMap( long type )
  70 {
  71     return (locate( type ) ? 1 : 0);
  72 }
  73
  74 inline void
  75 Maplist::undefine( long type )
  76 {
  77     Mapdesc *m = locate( type );
  78     assert( m != 0 );
  79     remove( m );
  80 }
  81 #endif /* __glumaplist_h_ */