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added some casts in the 16-bit GLchan macros, just to be safe

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This commit is contained in:
Brian Paul 2001-03-07 03:20:38 +00:00
parent be3d539dac
commit 90ea526114
1 changed files with 4 additions and 4 deletions
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8
src/mesa/main/colormac.h
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@ -1,10 +1,10 @@
/* $Id: colormac.h,v 1.6 2001/01/03 15:59:30 brianp Exp $ */
/* $Id: colormac.h,v 1.7 2001/03/07 03:20:38 brianp Exp $ */
/*
* Mesa 3-D graphics library
* Version: 3.5
*
* Copyright (C) 1999-2000 Brian Paul All Rights Reserved.
* Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@ -63,8 +63,8 @@
#elif CHAN_BITS == 16
#define BYTE_TO_CHAN(b) ((b) < 0 ? 0 : (GLchan) ((b) * 516))
#define UBYTE_TO_CHAN(b) ((GLchan) (((b) << 8) | (b)))
#define BYTE_TO_CHAN(b) ((b) < 0 ? 0 : (((GLchan) (b)) * 516))
#define UBYTE_TO_CHAN(b) ((((GLchan) (b)) << 8) | ((GLchan) (b)))
#define SHORT_TO_CHAN(s) ((s) < 0 ? 0 : (GLchan) (s))
#define USHORT_TO_CHAN(s) (s)
#define INT_TO_CHAN(i) ((i) < 0 ? 0 : (GLchan) ((i) >> 15))