FreeWRL / FreeX3D
4.3.0
flistsorter.cc
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/*
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** License Applicability. Except to the extent portions of this file are
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** made subject to an alternative license as permitted in the SGI Free
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** Software License B, Version 1.1 (the "License"), the contents of this
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** file are subject only to the provisions of the License. You may not use
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** this file except in compliance with the License. You may obtain a copy
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** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
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** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
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**
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** http://oss.sgi.com/projects/FreeB
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**
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** Note that, as provided in the License, the Software is distributed on an
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** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
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** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
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** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
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** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
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**
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** Original Code. The Original Code is: OpenGL Sample Implementation,
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** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
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** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
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** Copyright in any portions created by third parties is as indicated
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** elsewhere herein. All Rights Reserved.
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**
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** Additional Notice Provisions: The application programming interfaces
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** established by SGI in conjunction with the Original Code are The
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** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
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** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
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** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
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** Window System(R) (Version 1.3), released October 19, 1998. This software
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** was created using the OpenGL(R) version 1.2.1 Sample Implementation
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** published by SGI, but has not been independently verified as being
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** compliant with the OpenGL(R) version 1.2.1 Specification.
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*/
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/*
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* flistsorter.c++
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*
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*/
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#include "glimports.h"
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#include "flistsorter.h"
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FlistSorter::FlistSorter(
void
) :
Sorter
( sizeof( REAL ) )
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{
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}
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void
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FlistSorter::qsort( REAL *p,
int
n )
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{
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Sorter::qsort( (
char
*)p, n );
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}
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int
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FlistSorter::qscmp(
char
*i,
char
*j )
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{
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REAL f0 = *(REAL *)i;
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REAL f1 = *(REAL *)j;
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return
(f0 < f1) ? -1 : 1;
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}
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void
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FlistSorter::qsexc(
char
*i,
char
*j )
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{
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REAL *f0 = (REAL *)i;
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REAL *f1 = (REAL *)j;
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REAL tmp = *f0;
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*f0 = *f1;
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*f1 = tmp;
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}
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void
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FlistSorter::qstexc(
char
*i,
char
*j,
char
*k )
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{
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REAL *f0 = (REAL *)i;
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REAL *f1 = (REAL *)j;
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REAL *f2 = (REAL *)k;
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REAL tmp = *f0;
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*f0 = *f2;
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*f2 = *f1;
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*f1 = tmp;
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}
Sorter
Definition
sorter.h:36
src
libnurbs
internals
flistsorter.cc
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1.11.0