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author | Reinhard Tartler <siretart@tauware.de> | 2011-10-10 17:43:39 +0200 |
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committer | Reinhard Tartler <siretart@tauware.de> | 2011-10-10 17:43:39 +0200 |
commit | f4092abdf94af6a99aff944d6264bc1284e8bdd4 (patch) | |
tree | 2ac1c9cc16ceb93edb2c4382c088dac5aeafdf0f /nx-X11/extras/ogl-sample/main/gfx/lib/glu/libutil/registry.c | |
parent | a840692edc9c6d19cd7c057f68e39c7d95eb767d (diff) | |
download | nx-libs-nx-X11/3.1.0-1.tar.gz nx-libs-nx-X11/3.1.0-1.tar.bz2 nx-libs-nx-X11/3.1.0-1.zip |
Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1
Summary: Imported nx-X11-3.1.0-1.tar.gz
Keywords:
Imported nx-X11-3.1.0-1.tar.gz
into Git repository
Diffstat (limited to 'nx-X11/extras/ogl-sample/main/gfx/lib/glu/libutil/registry.c')
-rw-r--r-- | nx-X11/extras/ogl-sample/main/gfx/lib/glu/libutil/registry.c | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libutil/registry.c b/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libutil/registry.c new file mode 100644 index 000000000..786fab3c3 --- /dev/null +++ b/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libutil/registry.c @@ -0,0 +1,98 @@ +/* +** 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: 2004/03/14 08:29:12 $ $Revision: 1.1.1.4 $ +** $Header: /cvs/xorg/xc/extras/ogl-sample/main/gfx/lib/glu/libutil/registry.c,v 1.1.1.4 2004/03/14 08:29:12 eich 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 ***/ |