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SGI Developer Toolbox 6.1
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SGI Developer Toolbox 6.1 - Disc 1.iso
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toolbox
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src
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exampleCode
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opengl
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utilities
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isfast
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libisfast
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visinfo.h
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C/C++ Source or Header
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1996-11-11
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2KB
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69 lines
/*
* Copyright (c) 1994 Silicon Graphics, Inc.
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee,
* provided that (i) the above copyright notices and this permission
* notice appear in all copies of the software and related documentation,
* and (ii) the name of Silicon Graphics may not be used in any
* advertising or publicity relating to the software without the specific,
* prior written permission of Silicon Graphics.
*
* THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
* EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
* WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
*
* IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR ANY SPECIAL,
* INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, OR ANY
* DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
* OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
* LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
* OF THIS SOFTWARE.
*/
/*****************************************************************************
* visPixelFormat, visGetGLXVisualInfo - tools for choosing GLX Visuals
*
* Usage:
*
* char* criteria; // e.g. "max rgba, z >= 16, db"
* XVisualInfo* vInfo;
* int nVInfo;
* Display* dpy;
* int screen;
* int i;
*
* if (!visPixelFormat(criteria)) {
* printf("syntax error in pixel format specification\n");
* exit(1);
* }
* vInfo = visGetGLXVisualInfo(dpy, screen, &nVInfo);
* for (i = 0; i < nVInfo; ++i)
* DoSomethingWith(&vInfo[i]);
* free(vInfo);
*****************************************************************************/
#ifndef __VISINFO_H__
#define __VISINFO_H__
#include <GL/glx.h>
#ifdef __cplusplus
extern "C" {
#endif
XVisualInfo* visGetGLXVisualInfo(Display* dpy, int screen, int* nVInfo);
int visPixelFormat(const char* criteria);
#ifdef __cplusplus
}
#endif
#endif /* !__VISINFO_H__ */