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Typos, whitespace.

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Werner Lemberg 2013-01-11 08:29:22 +01:00
parent ad9d5c9726
commit 53c0cb59ed
2 changed files with 9 additions and 9 deletions
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8
ChangeLog
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@ -2,9 +2,9 @@
[base] Update the overflow protection bit. [base] Update the overflow protection bit.
The recent optimizations of CORDIC iterations drastically reduce The recent optimizations of CORDIC iterations drastically reduce the
the expansion factor. The vector components with MSB of 29 are now expansion factor. Vector components with MSB of 29 are now safe
safe from overflow. from overflow.
* src/base/fttrigon.c (FT_TRIG_SAFE_MSB): New macro. * src/base/fttrigon.c (FT_TRIG_SAFE_MSB): New macro.
(ft_trig_prenorm): Use it and remove dead code. (ft_trig_prenorm): Use it and remove dead code.
@ -5520,7 +5520,7 @@
---------------------------------------------------------------------------- ----------------------------------------------------------------------------
Copyright 2010-2012 by Copyright 2010-2013 by
David Turner, Robert Wilhelm, and Werner Lemberg. David Turner, Robert Wilhelm, and Werner Lemberg.
This file is part of the FreeType project, and may only be used, modified, This file is part of the FreeType project, and may only be used, modified,

4
src/base/fttrigon.c
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@ -42,8 +42,8 @@
/* the Cordic shrink factor 0.858785336480436 * 2^32 */ /* the Cordic shrink factor 0.858785336480436 * 2^32 */
#define FT_TRIG_SCALE 0xDBD95B16UL #define FT_TRIG_SCALE 0xDBD95B16UL
/* the highest bit in overflow-safe vectror components, /* the highest bit in overflow-safe vector components, */
MSB of 0.858785336480436 * sqrt(0.5) * 2^30 */ /* MSB of 0.858785336480436 * sqrt(0.5) * 2^30 */
#define FT_TRIG_SAFE_MSB 29 #define FT_TRIG_SAFE_MSB 29
/* this table was generated for FT_PI = 180L << 16, i.e. degrees */ /* this table was generated for FT_PI = 180L << 16, i.e. degrees */