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* src/rgbfilt/ftrgb.c: fixed computation bug for vertical modes

This commit is contained in:
David Turner 2005-10-06 17:39:29 +00:00
parent 66e5d7a843
commit 65756e014a
2 changed files with 17 additions and 15 deletions
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2
ChangeLog
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@ -5,6 +5,8 @@
* src/rgbfilt/ftrgbgen.h, src/rgbfilt/ftrgbgn2.h: fix some computation
issues on 16-bit platforms.
* src/rgbfilt/ftrgb.c: fixed computation bug for vertical modes
2005-09-27 David Turner <david@freetype.org>
* include/freetype/config/ftheader.h, include/freetype/ftrgb.h,

30
src/rgbfilt/ftrgb.c
View File

@ -25,10 +25,10 @@ typedef struct FT_RgbFilterinRec_
/* these values come from libXft */
static const FT_RgbFilterRec ft_rgbfilter_default =
{
{ 65538*9/13, 65538*3/13, 65538*1/13,
65538*1/6, 65538*4/6, 65538*1/6,
{ 65538*9/13, 65538*3/13, 65538*1/13,
65538*1/6, 65538*4/6, 65538*1/6,
65538*1/13, 65538*3/13, 65538*9/13 },
NULL
NULL
};
static void
@ -60,9 +60,9 @@ ft_rgbfilter_apply_argb_vrgb( FT_RgbFiltering oper )
{
#define HMUL 1
#define VMUL 3
#define OFF_R 0
#define OFF_G 1
#define OFF_B 2
#define OFF_R (0*in_pitch)
#define OFF_G (1*in_pitch)
#define OFF_B (2*in_pitch)
#include "ftrgbgen.h"
}
@ -72,9 +72,9 @@ ft_rgbfilter_apply_argb_vbgr( FT_RgbFiltering oper )
{
#define HMUL 1
#define VMUL 3
#define OFF_R 2
#define OFF_G 1
#define OFF_B 0
#define OFF_R (2*in_pitch)
#define OFF_G (1*in_pitch)
#define OFF_B (0*in_pitch)
#include "ftrgbgen.h"
}
@ -109,9 +109,9 @@ ft_rgbfilter_apply_inplace_vrgb( FT_RgbFiltering oper )
{
#define HMUL 1
#define VMUL 3
#define OFF_R 0
#define OFF_G 1
#define OFF_B 2
#define OFF_R (0*in_pitch)
#define OFF_G (1*in_pitch)
#define OFF_B (2*in_pitch)
#include "ftrgbgn2.h"
}
@ -121,9 +121,9 @@ ft_rgbfilter_apply_inplace_vbgr( FT_RgbFiltering oper )
{
#define HMUL 1
#define VMUL 3
#define OFF_R 2
#define OFF_G 1
#define OFF_B 0
#define OFF_R (2*in_pitch)
#define OFF_G (1*in_pitch)
#define OFF_B (0*in_pitch)
#include "ftrgbgn2.h"
}