quakeforge/libs/models/fullbright.c
Bill Currie a64f477796 [vulkan] Get alias texture loading working
That was a mess, partly premature optimizations, and some silly
mistakes.
2021-01-27 12:15:45 +09:00

64 lines
1.4 KiB
C

/*
fullbright.c
fullbright skin handling
Copyright (C) 1996-1997 Id Software, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
*/
// models are the only shared resource between a client and server running
// on the same machine.
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "r_local.h"
VISIBLE int
Mod_CalcFullbright (const byte *in, byte *out, int pixels)
{
byte fb = 0;
while (pixels-- > 0) {
byte pix = *in++;
if (pix >= 256 - 32) {
fb = 1;
*out++ = pix;
} else {
*out++ = 0;
}
}
return fb;
}
VISIBLE void
Mod_ClearFullbright (const byte *in, byte *out, int pixels)
{
while (pixels-- > 0) {
byte pix = *in++;
if (pix >= 256 - 32) {
*out++ = 0;
} else {
*out++ = pix;
}
}
}