diff options
Diffstat (limited to 'src/mesa/main/imports.h')
| -rw-r--r-- | src/mesa/main/imports.h | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/src/mesa/main/imports.h b/src/mesa/main/imports.h index d91a1366b0..bab0042071 100644 --- a/src/mesa/main/imports.h +++ b/src/mesa/main/imports.h @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 6.5.2 + * Version: 7.1 * - * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. + * Copyright (C) 1999-2008 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"), @@ -159,12 +159,13 @@ typedef union { GLfloat f; GLint i; } fi_type; ***/ #if defined(__i386__) || defined(__386__) || defined(__sparc__) || \ defined(__s390x__) || defined(__powerpc__) || \ - defined(__amd64__) || \ + defined(__x86_64__) || \ defined(ia64) || defined(__ia64__) || \ defined(__hppa__) || defined(hpux) || \ defined(__mips) || defined(_MIPS_ARCH) || \ defined(__arm__) || \ defined(__sh__) || defined(__m32r__) || \ + (defined(__sun) && defined(_IEEE_754)) || \ (defined(__alpha__) && (defined(__IEEE_FLOAT) || !defined(VMS))) #define USE_IEEE #define IEEE_ONE 0x3f800000 @@ -461,6 +462,16 @@ static INLINE int iceil(float f) #endif +/** + * Is x a power of two? + */ +static INLINE int +_mesa_is_pow_two(int x) +{ + return !(x & (x - 1)); +} + + /*** *** UNCLAMPED_FLOAT_TO_UBYTE: clamp float to [0,1] and map to ubyte in [0,255] *** CLAMPED_FLOAT_TO_UBYTE: map float known to be in [0,1] to ubyte in [0,255] |