src/glut/dos/overlay.c

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  3.4
   4  * Copyright (C) 1995-1998  Brian Paul
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Library General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Library General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Library General Public
  17  * License along with this library; if not, write to the Free
  18  * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19  */
  20
  21 /*
  22  * DOS/DJGPP glut driver v1.3 for Mesa
  23  *
  24  *  Copyright (C) 2002 - Borca Daniel
  25  *  Email : dborca@yahoo.com
  26  *  Web   : http://www.geocities.com/dborca
  27  */
  28
  29
  30 #include "glutint.h"
  31
  32
  33
  34 int APIENTRY glutLayerGet (GLenum info)
  35 {
  36  switch (info) {
  37         case GLUT_OVERLAY_POSSIBLE:
  38         case GLUT_HAS_OVERLAY:
  39              return GL_FALSE;
  40         case GLUT_LAYER_IN_USE:
  41              return GLUT_NORMAL;
  42         case GLUT_NORMAL_DAMAGED:
  43              return GL_FALSE;
  44         case GLUT_OVERLAY_DAMAGED:
  45         case GLUT_TRANSPARENT_INDEX:
  46         default:
  47              return -1;
  48  }
  49 }
  50
  51
  52
  53 void APIENTRY glutOverlayDisplayFunc (GLUTdisplayCB func)
  54 {
  55 }
  56
  57
  58
  59 void APIENTRY glutEstablishOverlay (void)
  60 {
  61 }
  62
  63
  64
  65 void APIENTRY glutRemoveOverlay (void)
  66 {
  67 }
  68
  69
  70
  71 void APIENTRY glutUseLayer (GLenum layer)
  72 {
  73 }
  74
  75
  76
  77 void APIENTRY glutPostOverlayRedisplay (void)
  78 {
  79 }
  80
  81
  82
  83 void APIENTRY glutShowOverlay (void)
  84 {
  85 }
  86
  87
  88
  89 void APIENTRY glutHideOverlay (void)
  90 {
  91 }