mirror of
https://github.com/reactos/reactos.git
synced 2024-09-11 21:34:09 +00:00
99 lines
3.5 KiB
C
99 lines
3.5 KiB
C
/*
|
|
** License Applicability. Except to the extent portions of this file are
|
|
** made subject to an alternative license as permitted in the SGI Free
|
|
** Software License B, Version 1.1 (the "License"), the contents of this
|
|
** file are subject only to the provisions of the License. You may not use
|
|
** this file except in compliance with the License. You may obtain a copy
|
|
** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
|
|
** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
|
|
**
|
|
** http://oss.sgi.com/projects/FreeB
|
|
**
|
|
** Note that, as provided in the License, the Software is distributed on an
|
|
** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
|
|
** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
|
|
** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
|
|
** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
|
|
**
|
|
** Original Code. The Original Code is: OpenGL Sample Implementation,
|
|
** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
|
|
** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
|
|
** Copyright in any portions created by third parties is as indicated
|
|
** elsewhere herein. All Rights Reserved.
|
|
**
|
|
** Additional Notice Provisions: The application programming interfaces
|
|
** established by SGI in conjunction with the Original Code are The
|
|
** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
|
|
** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
|
|
** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
|
|
** Window System(R) (Version 1.3), released October 19, 1998. This software
|
|
** was created using the OpenGL(R) version 1.2.1 Sample Implementation
|
|
** published by SGI, but has not been independently verified as being
|
|
** compliant with the OpenGL(R) version 1.2.1 Specification.
|
|
**
|
|
** $Date$ $Revision: 1.1 $
|
|
** $Header: /cygdrive/c/RCVS/CVS/ReactOS/reactos/lib/glu32/libutil/registry.c,v 1.1 2004/02/02 16:39:16 navaraf Exp $
|
|
*/
|
|
|
|
#include "gluos.h"
|
|
#include <GL/glu.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
static const GLubyte versionString[] = "1.3";
|
|
static const GLubyte extensionString[] =
|
|
"GLU_EXT_nurbs_tessellator "
|
|
"GLU_EXT_object_space_tess "
|
|
;
|
|
|
|
const GLubyte * GLAPIENTRY
|
|
gluGetString(GLenum name)
|
|
{
|
|
|
|
if (name == GLU_VERSION) {
|
|
return versionString;
|
|
} else if (name == GLU_EXTENSIONS) {
|
|
return extensionString;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
/* extName is an extension name.
|
|
* extString is a string of extensions separated by blank(s). There may or
|
|
* may not be leading or trailing blank(s) in extString.
|
|
* This works in cases of extensions being prefixes of another like
|
|
* GL_EXT_texture and GL_EXT_texture3D.
|
|
* Returns GL_TRUE if extName is found otherwise it returns GL_FALSE.
|
|
*/
|
|
GLboolean GLAPIENTRY
|
|
gluCheckExtension(const GLubyte *extName, const GLubyte *extString)
|
|
{
|
|
GLboolean flag = GL_FALSE;
|
|
char *word;
|
|
char *lookHere;
|
|
char *deleteThis;
|
|
|
|
if (extString == NULL) return GL_FALSE;
|
|
|
|
deleteThis = lookHere = (char *)malloc(strlen((const char *)extString)+1);
|
|
if (lookHere == NULL)
|
|
return GL_FALSE;
|
|
/* strtok() will modify string, so copy it somewhere */
|
|
strcpy(lookHere,(const char *)extString);
|
|
|
|
while ((word= strtok(lookHere," ")) != NULL) {
|
|
if (strcmp(word,(const char *)extName) == 0) {
|
|
flag = GL_TRUE;
|
|
break;
|
|
}
|
|
lookHere = NULL; /* get next token */
|
|
}
|
|
free((void *)deleteThis);
|
|
return flag;
|
|
} /* gluCheckExtension() */
|
|
|
|
|
|
|
|
/*** registry.c ***/
|