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Whitespace & documentation improvements.

This commit is contained in:
Werner Lemberg 2009-06-18 15:48:21 +02:00
parent 7227114043
commit 8262213192
1 changed files with 69 additions and 66 deletions
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35
src/raster/ftraster.c
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@ -73,13 +73,15 @@
/* profile is simply an array of scanline intersections on a given */
/* dimension. A profile's main attributes are */
/* */
/* o its scanline position boundaries, i.e. `Ymin' and `Ymax'. */
/* o its scanline position boundaries, i.e. `Ymin' and `Ymax' */
/* */
/* o an array of intersection coordinates for each scanline */
/* between `Ymin' and `Ymax'. */
/* between `Ymin' and `Ymax' */
/* */
/* o a direction, indicating whether it was built going `up' or */
/* `down', as this is very important for filling rules. */
/* `down', as this is very important for filling rules */
/* */
/* o its drop-out mode */
/* */
/* 2 - Sweeping the target map's scanlines in order to compute segment */
/* `spans' which are then filled. Additionally, this pass */
@ -89,11 +91,11 @@
/* built from the bottom of the render pool, used as a stack. The */
/* following graphics shows the profile list under construction: */
/* */
/* ____________________________________________________________ _ _ */
/* __________________________________________________________ _ _ */
/* | | | | | */
/* | profile | coordinates for | profile | coordinates for |--> */
/* | 1 | profile 1 | 2 | profile 2 |--> */
/* |_________|___________________|_________|_________________|__ _ _ */
/* |_________|_________________|_________|_________________|__ _ _ */
/* */
/* ^ ^ */
/* | | */
@ -200,7 +202,8 @@
#define ft_memset memset
#else /* _STANDALONE_ */
#else /* !_STANDALONE_ */
#include FT_INTERNAL_OBJECTS_H
@ -216,7 +219,7 @@
#define Raster_Err_Unsupported Raster_Err_Cannot_Render_Glyph
#endif /* _STANDALONE_ */
#endif /* !_STANDALONE_ */
#ifndef FT_MEM_SET
@ -374,7 +377,7 @@
#define FT_UNUSED_RASTER do { } while ( 0 )
#else /* FT_STATIC_RASTER */
#else /* !FT_STATIC_RASTER */
#define RAS_ARGS PWorker worker,
@ -386,7 +389,7 @@
#define FT_UNUSED_RASTER FT_UNUSED( worker )
#endif /* FT_STATIC_RASTER */
#endif /* !FT_STATIC_RASTER */
typedef struct TWorker_ TWorker, *PWorker;
@ -419,10 +422,9 @@
#define IS_BOTTOM_OVERSHOOT( x ) ( CEILING( x ) - x >= ras.precision_half )
#define IS_TOP_OVERSHOOT( x ) ( x - FLOOR( x ) >= ras.precision_half )
/* Note that I have moved the location of some fields in the */
/* structure to ensure that the most used variables are used */
/* at the top. Thus, their offset can be coded with less */
/* opcodes, and it results in a smaller executable. */
/* The most used variables are positioned at the top of the structure. */
/* Thus, their offset can be coded with less opcodes, resulting in a */
/* smaller executable. */
struct TWorker_
{
@ -452,7 +454,8 @@
PByte bTarget; /* target bitmap buffer */
PByte gTarget; /* target pixmap buffer */
Long lastX, lastY, minY, maxY;
Long lastX, lastY;
Long minY, maxY;
UShort num_Profs; /* current number of profiles */
@ -538,11 +541,11 @@
static TWorker cur_ras;
#define ras cur_ras
#else
#else /* !FT_STATIC_RASTER */
#define ras (*worker)
#endif /* FT_STATIC_RASTER */
#endif /* !FT_STATIC_RASTER */
#ifdef FT_RASTER_OPTION_ANTI_ALIASING