/usr/include/xview/cms_grays.h is in xviewg-dev 3.2p1.4-28.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 | /* @(#)cms_grays.h 20.12 93/06/28 SMI */
/*
* (c) Copyright 1989 Sun Microsystems, Inc. Sun design patents
* pending in the U.S. and foreign countries. See LEGAL NOTICE
* file for terms of the license.
*/
#ifndef xview_cms_grays_DEFINED
#define xview_cms_grays_DEFINED
/*
* Definition of the colormap segment CMS_GRAYS, a collection of grays.
*/
/*
***********************************************************************
* Definitions and Macros
***********************************************************************
*/
/*
* PUBLIC #defines
*/
#define CMS_GRAYS "grays"
#define CMS_GRAYSSIZE 8
#define WHITE 0
#define GRAY(i) ((BLACK)*(i)/100)
#define BLACK 7
#define cms_grayssetup(r,g,b) \
{ unsigned char v = 0, vi; \
int i, gi; \
vi = 255/BLACK; \
for (i=BLACK-1;i>WHITE;i--) { /* Dark (small v)->light (large v) */ \
v += vi; \
gi = GRAY(100/8*i); \
(r)[gi] = v; (g)[gi] = v; (b)[gi] = v; \
} \
(r)[WHITE] = 255; (g)[WHITE] = 255; (b)[WHITE] = 255; \
(r)[BLACK] = 0; (g)[BLACK] = 0; (b)[BLACK] = 0; \
}
#endif /* ~xview_cms_grays_DEFINED */
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