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root/radiance/ray/src/common/random.h
Revision: 1.3
Committed: Tue Dec 4 11:23:58 1990 UTC (33 years, 5 months ago) by greg
Content type: text/plain
Branch: MAIN
Changes since 1.2: +12 -0 lines
Log Message:
added defines for System V derivatives

File Contents

# User Rev Content
1 greg 1.1 /* Copyright (c) 1986 Regents of the University of California */
2    
3     /* SCCSid "$SunId$ LBL" */
4    
5     /*
6     * random.h - header file for random(3) function.
7     *
8     * 10/1/85
9     */
10    
11 greg 1.3 #ifdef BSD
12    
13 greg 1.1 extern long random();
14    
15 greg 1.2 #define frandom() (random()*(1./2147483648.))
16 greg 1.3
17     #else
18    
19     extern long lrand48();
20     extern double drand48();
21    
22     #define random() lrand48()
23     #define frandom() drand48()
24    
25     #endif