1 // Copyright (c) 1999-2012 OPEN CASCADE SAS
3 // The content of this file is subject to the Open CASCADE Technology Public
4 // License Version 6.5 (the "License"). You may not use the content of this file
5 // except in compliance with the License. Please obtain a copy of the License
6 // at http://www.opencascade.org and read it completely before using this file.
8 // The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
9 // main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
11 // The Original Code and all software distributed under the License is
12 // distributed on an "AS IS" basis, without warranty of any kind, and the
13 // Initial Developer hereby disclaims all such warranties, including without
14 // limitation, any warranties of merchantability, fitness for a particular
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21 * Gestion des images sous OpenGL
26 * Ce package a ete teste sur SGI, OSF, SUN, HP et WNT.
29 * Historique des modifications
30 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
31 * 22-05-97: PCT ; creation
32 * 19-06-98: FMN ; Portage Optimizer (C++)
33 * 22-06-98: FGU ; Ajout ReadScaledImage et ReadSizeImage
35 /*----------------------------------------------------------------------*/
37 #ifndef _OPENGL_IMAGEBOX_H__
38 #define _OPENGL_IMAGEBOX_H__
41 /*----------------------------------------------------------------------*/
47 * Points d'entree Public du module
50 unsigned * read_texture(char *name, int *width, int *height, int *components);
52 void ReadScaledImage(char *file, int xsize, int ysize, char *buf, unsigned short *zsize);
54 void ReadSizeImage(char *, int *, int *);
56 void bwtorgba(unsigned char *b,unsigned char *l,int n);
58 void rgbtorgba(unsigned char *r,unsigned char *g,unsigned char *b,unsigned char *l,int n);
60 void rgbatorgba(unsigned char *r,unsigned char *g,unsigned char *b,unsigned char *a,unsigned char *l,int n);
62 /*----------------------------------------------------------------------*/
64 #endif /* _OPENGL_IMAGEBOX_H__ */