(05fc3aef53348fb58be6308076e000825b704e58)

#include <string.h>
#include <setjmp.h>
#include <limits.h>
#include <stddef.h>
#include <private/qrasterdefs_p.h>
#include <private/qgrayraster_p.h>
#include <qcompilerdetection.h>
#include <stdlib.h>
#include <stdio.h>
#include <assert.h>

Include dependency graph for qgrayraster.c:

Go to the source code of this file.

Classes
struct	TCell_

struct	TWorker_

struct	TRaster_

struct	TBand_

Macros
#define	QT_FT_COMPONENT trace_smooth

#define	QT_FT_ERR_XCAT(x, y) x ## y

#define	QT_FT_ERR_CAT(x, y) QT_FT_ERR_XCAT( x, y )

#define	QT_FT_BEGIN_STMNT do {

#define	QT_FT_END_STMNT } while ( 0 )

#define	QT_FT_MAX(a, b) ( (a) > (b) ? (a) : (b) )

#define	QT_FT_ABS(a) ( (a) < 0 ? -(a) : (a) )

#define	QT_FT_HYPOT(x, y)

#define	ErrRaster_MemoryOverflow -4

#define	QT_FT_UINT_MAX UINT_MAX

#define	qt_ft_memset memset

#define	qt_ft_setjmp setjmp

#define	qt_ft_longjmp longjmp

#define	qt_ft_jmp_buf jmp_buf

#define	ErrRaster_Invalid_Mode -2

#define	ErrRaster_Invalid_Outline -1

#define	ErrRaster_Invalid_Argument -3

#define	ErrRaster_Memory_Overflow -4

#define	ErrRaster_OutOfMemory -6

#define	QT_FT_BEGIN_HEADER

#define	QT_FT_END_HEADER

#define	QT_FT_UNUSED(x) (void) x

#define	QT_FT_TRACE5(x) do { } while ( 0 ) /* nothing */

#define	QT_FT_TRACE7(x) do { } while ( 0 ) /* nothing */

#define	QT_FT_ERROR(x) do { } while ( 0 ) /* nothing */

#define	QT_FT_THROW(e) QT_FT_ERR_CAT( ErrRaster_, e )

#define	QT_FT_MEM_SET(d, s, c) qt_ft_memset( d, s, c )

#define	QT_FT_MEM_ZERO(dest, count) QT_FT_MEM_SET( dest, 0, count )

#define	RAS_ARG PWorker worker

#define	RAS_ARG_ PWorker worker,

#define	RAS_VAR worker

#define	RAS_VAR_ worker,

#define	ras (*worker)

#define	PIXEL_BITS 8

#define	ONE_PIXEL ( 1L << PIXEL_BITS )

#define	TRUNC(x) (TCoord)( (x) >> PIXEL_BITS )

#define	FRACT(x) (TCoord)( (x) & ( ONE_PIXEL - 1 ) )

#define	UPSCALE(x) ( (x) * ( ONE_PIXEL >> 6 ) )

#define	DOWNSCALE(x) ( (x) >> ( PIXEL_BITS - 6 ) )

#define	QT_FT_DIV_MOD(type, dividend, divisor, quotient, remainder)

#define	QT_FT_UDIVPREP(b) long b ## _r = (long)( ULONG_MAX >> PIXEL_BITS ) / ( b )

#define	QT_FT_UDIV(a, b)

#define	QT_FT_MAX_GRAY_SPANS 256

#define	SCALED(x) (x)

Typedefs
typedef ptrdiff_t	QT_FT_PtrDist

typedef long	TCoord

typedef long	TPos

typedef long	TArea

typedef struct TCell_ *	PCell

typedef struct TCell_	TCell

typedef struct TWorker_	TWorker

typedef struct TWorker_ *	PWorker

typedef struct TRaster_	TRaster

typedef struct TRaster_ *	PRaster

typedef struct TBand_	TBand

Functions
int	q_gray_rendered_spans (TRaster *raster)

static void	gray_init_cells (RAS_ARG_ void *buffer, long byte_size)

static void	gray_compute_cbox (RAS_ARG)

static PCell	gray_find_cell (RAS_ARG)

static void	gray_record_cell (RAS_ARG)

static void	gray_set_cell (RAS_ARG_ TCoord ex, TCoord ey)

static void	gray_start_cell (RAS_ARG_ TCoord ex, TCoord ey)

static void	gray_render_scanline (RAS_ARG_ TCoord ey, TPos x1, TCoord y1, TPos x2, TCoord y2)

static void	gray_render_line (RAS_ARG_ TPos to_x, TPos to_y)

static void	gray_split_conic (QT_FT_Vector *base)

static void	gray_render_conic (RAS_ARG_ const QT_FT_Vector control, const QT_FT_Vector to)

static void	gray_split_cubic (QT_FT_Vector *base)

static void	gray_render_cubic (RAS_ARG_ const QT_FT_Vector control1, const QT_FT_Vector control2, const QT_FT_Vector *to)

static int	gray_move_to (const QT_FT_Vector *to, PWorker worker)

static void	gray_render_span (int count, const QT_FT_Span *spans, PWorker worker)

static void	gray_hline (RAS_ARG_ TCoord x, TCoord y, TPos area, int acount)

static void	gray_sweep (RAS_ARG_ const QT_FT_Bitmap *target)

static int	QT_FT_Outline_Decompose (const QT_FT_Outline outline, void user)

static int	gray_convert_glyph_inner (RAS_ARG)

static int	gray_convert_glyph (RAS_ARG)

static int	gray_raster_render (QT_FT_Raster raster, const QT_FT_Raster_Params *params)

static int	gray_raster_new (QT_FT_Raster *araster)

static void	gray_raster_done (QT_FT_Raster raster)

static void	gray_raster_reset (QT_FT_Raster raster, char *pool_base, long pool_size)

Variables
const QT_FT_Raster_Funcs	qt_ft_grays_raster

Macro Definition Documentation

◆ DOWNSCALE

#define DOWNSCALE ( x ) ( (x) >> ( PIXEL_BITS - 6 ) )

Definition at line 189 of file qgrayraster.c.

◆ ErrRaster_Invalid_Argument

#define ErrRaster_Invalid_Argument -3

Definition at line 140 of file qgrayraster.c.

Referenced by gray_raster_render().

◆ ErrRaster_Invalid_Mode

#define ErrRaster_Invalid_Mode -2

Definition at line 138 of file qgrayraster.c.

Referenced by gray_raster_render().

◆ ErrRaster_Invalid_Outline

#define ErrRaster_Invalid_Outline -1

Definition at line 139 of file qgrayraster.c.

Referenced by gray_raster_render(), and QT_FT_Outline_Decompose().

◆ ErrRaster_Memory_Overflow

#define ErrRaster_Memory_Overflow -4

Definition at line 141 of file qgrayraster.c.

Referenced by gray_convert_glyph(), gray_convert_glyph_inner(), and gray_raster_new().

◆ ErrRaster_MemoryOverflow

#define ErrRaster_MemoryOverflow -4

Definition at line 118 of file qgrayraster.c.

◆ ErrRaster_OutOfMemory

#define ErrRaster_OutOfMemory -6

Definition at line 142 of file qgrayraster.c.

Referenced by gray_convert_glyph(), and gray_raster_render().

◆ FRACT

#define FRACT ( x ) (TCoord)( (x) & ( ONE_PIXEL - 1 ) )

Definition at line 185 of file qgrayraster.c.

Referenced by gray_render_line(), and gray_render_scanline().

◆ ONE_PIXEL

#define ONE_PIXEL ( 1L << PIXEL_BITS )

Definition at line 183 of file qgrayraster.c.

Referenced by gray_render_conic(), gray_render_cubic(), gray_render_line(), gray_render_scanline(), and gray_sweep().

◆ PIXEL_BITS

#define PIXEL_BITS 8

Definition at line 181 of file qgrayraster.c.

Referenced by gray_hline().

◆ QT_FT_ABS

#define QT_FT_ABS ( a ) ( (a) < 0 ? -(a) : (a) )

Definition at line 104 of file qgrayraster.c.

Referenced by gray_render_conic(), and gray_render_cubic().

◆ QT_FT_BEGIN_HEADER

#define QT_FT_BEGIN_HEADER

Definition at line 144 of file qgrayraster.c.

◆ QT_FT_BEGIN_STMNT

#define QT_FT_BEGIN_STMNT do {

Definition at line 100 of file qgrayraster.c.

◆ QT_FT_COMPONENT

#define QT_FT_COMPONENT trace_smooth

Definition at line 93 of file qgrayraster.c.

◆ QT_FT_DIV_MOD

#define QT_FT_DIV_MOD	(	type,
		dividend,
		divisor,
		quotient,
		remainder )

Value:

QT_FT_BEGIN_STMNT                                                   \
  (quotient)  = (type)( (dividend) / (divisor) );                \
  (remainder) = (type)( (dividend) % (divisor) );                \
  if ( (remainder) < 0 )                                         \
  {                                                              \
    (quotient)--;                                                \
    (remainder) += (type)(divisor);                              \
  }                                                              \
QT_FT_END_STMNT

Definition at line 198 of file qgrayraster.c.

Referenced by gray_render_line(), and gray_render_scanline().

◆ QT_FT_END_HEADER

#define QT_FT_END_HEADER

Definition at line 145 of file qgrayraster.c.

◆ QT_FT_END_STMNT

#define QT_FT_END_STMNT } while ( 0 )

Definition at line 101 of file qgrayraster.c.

◆ QT_FT_ERR_CAT

#define QT_FT_ERR_CAT	(		x,
			y ) QT_FT_ERR_XCAT( x, y )

Definition at line 98 of file qgrayraster.c.

◆ QT_FT_ERR_XCAT

#define QT_FT_ERR_XCAT	(		x,
			y ) x ## y

Definition at line 97 of file qgrayraster.c.

◆ QT_FT_ERROR

#define QT_FT_ERROR ( x ) do { } while ( 0 ) /* nothing */

Definition at line 160 of file qgrayraster.c.

◆ QT_FT_HYPOT

#define QT_FT_HYPOT	(		x,
			y )

Value:

        ( x = QT_FT_ABS( x ),             \
          y = QT_FT_ABS( y ),             \
          x > y ? x + ( 3 * y >> 3 )   \
                : y + ( 3 * x >> 3 ) )

Definition at line 112 of file qgrayraster.c.

Referenced by gray_render_cubic().

◆ qt_ft_jmp_buf

#define qt_ft_jmp_buf jmp_buf

Definition at line 133 of file qgrayraster.c.

◆ qt_ft_longjmp

#define qt_ft_longjmp longjmp

Definition at line 132 of file qgrayraster.c.

Referenced by gray_find_cell().

◆ QT_FT_MAX

#define QT_FT_MAX	(		a,
			b ) ( (a) > (b) ? (a) : (b) )

Definition at line 103 of file qgrayraster.c.

◆ QT_FT_MAX_GRAY_SPANS

#define QT_FT_MAX_GRAY_SPANS 256

Definition at line 232 of file qgrayraster.c.

Referenced by gray_hline().

◆ QT_FT_MEM_SET

#define QT_FT_MEM_SET	(	d,
		s,
		c ) qt_ft_memset( d, s, c )

Definition at line 164 of file qgrayraster.c.

Referenced by gray_render_span().

◆ QT_FT_MEM_ZERO

#define QT_FT_MEM_ZERO	(		dest,
			count ) QT_FT_MEM_SET( dest, 0, count )

Definition at line 168 of file qgrayraster.c.

Referenced by gray_raster_new().

◆ qt_ft_memset

#define qt_ft_memset memset

Definition at line 129 of file qgrayraster.c.

◆ qt_ft_setjmp

#define qt_ft_setjmp setjmp

Definition at line 131 of file qgrayraster.c.

Referenced by gray_convert_glyph_inner().

◆ QT_FT_THROW

#define QT_FT_THROW ( e ) QT_FT_ERR_CAT( ErrRaster_, e )

Definition at line 161 of file qgrayraster.c.

◆ QT_FT_TRACE5

#define QT_FT_TRACE5 ( x ) do { } while ( 0 ) /* nothing */

Definition at line 158 of file qgrayraster.c.

Referenced by QT_FT_Outline_Decompose().

◆ QT_FT_TRACE7

#define QT_FT_TRACE7 ( x ) do { } while ( 0 ) /* nothing */

Definition at line 159 of file qgrayraster.c.

Referenced by gray_sweep().

◆ QT_FT_UDIV

#define QT_FT_UDIV	(		a,
			b )

Value:

( ( (unsigned long)( a ) * (unsigned long)( b ## _r ) ) >> \

( sizeof( long ) * CHAR_BIT - PIXEL_BITS ) )

PIXEL_BITS

#define PIXEL_BITS

Definition qgrayraster.c:181

b

GLboolean GLboolean GLboolean b

Definition qopengles2ext.h:337

a

GLboolean GLboolean GLboolean GLboolean a

[7]

Definition qopengles2ext.h:337

Definition at line 213 of file qgrayraster.c.

◆ QT_FT_UDIVPREP

#define QT_FT_UDIVPREP ( b ) long b ## _r = (long)( ULONG_MAX >> PIXEL_BITS ) / ( b )

Definition at line 211 of file qgrayraster.c.

◆ QT_FT_UINT_MAX

#define QT_FT_UINT_MAX UINT_MAX

Definition at line 127 of file qgrayraster.c.

◆ QT_FT_UNUSED

#define QT_FT_UNUSED ( x ) (void) x

Definition at line 156 of file qgrayraster.c.

Referenced by gray_sweep().

◆ ras

#define ras (*worker)

Definition at line 178 of file qgrayraster.c.

Referenced by gray_compute_cbox(), gray_convert_glyph(), gray_convert_glyph_inner(), gray_find_cell(), gray_hline(), gray_init_cells(), gray_move_to(), gray_raster_render(), gray_record_cell(), gray_render_conic(), gray_render_cubic(), gray_render_line(), gray_render_scanline(), gray_set_cell(), gray_start_cell(), and gray_sweep().

◆ RAS_ARG

#define RAS_ARG PWorker worker

Definition at line 172 of file qgrayraster.c.

◆ RAS_ARG_

#define RAS_ARG_ PWorker worker,

Definition at line 173 of file qgrayraster.c.

◆ RAS_VAR

#define RAS_VAR worker

Definition at line 175 of file qgrayraster.c.

Referenced by gray_convert_glyph(), gray_convert_glyph_inner(), gray_record_cell(), and gray_set_cell().

◆ RAS_VAR_

#define RAS_VAR_ worker,

Definition at line 176 of file qgrayraster.c.

Referenced by gray_convert_glyph(), gray_render_conic(), gray_render_cubic(), gray_render_line(), gray_render_scanline(), gray_start_cell(), and gray_sweep().

◆ SCALED

#define SCALED ( x ) (x)

◆ TRUNC

#define TRUNC ( x ) (TCoord)( (x) >> PIXEL_BITS )

Definition at line 184 of file qgrayraster.c.

Referenced by QFreetypeFace::addBitmapToPath(), QFontEngineFT::alphaMapBoundingBox(), QFontEngineFT::boundingBox(), QFontEngineFT::boundingBox(), gray_move_to(), gray_render_conic(), gray_render_cubic(), gray_render_line(), gray_render_scanline(), and QFontEngineFT::loadGlyph().

◆ UPSCALE

#define UPSCALE ( x ) ( (x) * ( ONE_PIXEL >> 6 ) )

Definition at line 188 of file qgrayraster.c.

Referenced by gray_move_to(), gray_render_conic(), gray_render_cubic(), and QT_FT_Outline_Decompose().

Typedef Documentation

◆ PCell

typedef struct TCell_* PCell

Definition at line 235 of file qgrayraster.c.

◆ PRaster

typedef struct TRaster_ * PRaster

◆ PWorker

typedef struct TWorker_ * PWorker

◆ QT_FT_PtrDist

typedef ptrdiff_t QT_FT_PtrDist

Definition at line 136 of file qgrayraster.c.

◆ TArea

typedef long TArea

Definition at line 229 of file qgrayraster.c.

◆ TBand

typedef struct TBand_ TBand

◆ TCell

typedef struct TCell_ TCell

◆ TCoord

typedef long TCoord

Definition at line 227 of file qgrayraster.c.

◆ TPos

typedef long TPos

Definition at line 228 of file qgrayraster.c.

◆ TRaster

typedef struct TRaster_ TRaster

◆ TWorker

typedef struct TWorker_ TWorker

Function Documentation

◆ gray_compute_cbox()

static void gray_compute_cbox ( RAS_ARG )

static

Definition at line 333 of file qgrayraster.c.

References QT_FT_Outline_::n_points, QT_FT_Outline_::points, and ras.

Referenced by gray_convert_glyph().

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◆ gray_convert_glyph()

static int gray_convert_glyph ( RAS_ARG )

static

Definition at line 1645 of file qgrayraster.c.

References error, ErrRaster_Memory_Overflow, ErrRaster_OutOfMemory, gray_compute_cbox(), gray_convert_glyph_inner(), gray_sweep(), ras, RAS_VAR, RAS_VAR_, QT_FT_BBox_::xMax, QT_FT_BBox_::xMin, QT_FT_BBox_::yMax, and QT_FT_BBox_::yMin.

Referenced by gray_raster_render().

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◆ gray_convert_glyph_inner()

static int gray_convert_glyph_inner ( RAS_ARG )

static

Definition at line 1625 of file qgrayraster.c.

References error, ErrRaster_Memory_Overflow, gray_record_cell(), QT_FT_Outline_Decompose(), qt_ft_setjmp, ras, and RAS_VAR.

Referenced by gray_convert_glyph().

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◆ gray_find_cell()

static PCell gray_find_cell ( RAS_ARG )

static

Definition at line 377 of file qgrayraster.c.

References TCell_::area, TCell_::cover, TCell_::next, qt_ft_longjmp, ras, and TCell_::x.

Referenced by gray_record_cell().

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◆ gray_hline()

static void gray_hline	(	RAS_ARG_ TCoord	x,
		TCoord	y,
		TPos	area,
		int	acount )

static

Definition at line 1182 of file qgrayraster.c.

References area(), PIXEL_BITS, QT_FT_MAX_GRAY_SPANS, QT_FT_OUTLINE_EVEN_ODD_FILL, and ras.

Referenced by gray_sweep().

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◆ gray_init_cells()

static void gray_init_cells	(	RAS_ARG_ void *	buffer,
		long	byte_size )

static

Definition at line 312 of file qgrayraster.c.

References ras.

Referenced by gray_raster_render().

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◆ gray_move_to()

static int gray_move_to	(	const QT_FT_Vector *	to,
		PWorker	worker )

static

Definition at line 1115 of file qgrayraster.c.

References gray_record_cell(), gray_start_cell(), ras, TRUNC, UPSCALE, QT_FT_Vector_::x, and QT_FT_Vector_::y.

Referenced by QT_FT_Outline_Decompose().

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◆ gray_raster_done()

static void gray_raster_done ( QT_FT_Raster raster )

static

Definition at line 1913 of file qgrayraster.c.

◆ gray_raster_new()

static int gray_raster_new ( QT_FT_Raster * araster )

static

Definition at line 1899 of file qgrayraster.c.

References ErrRaster_Memory_Overflow, and QT_FT_MEM_ZERO.

◆ gray_raster_render()

static int gray_raster_render	(	QT_FT_Raster	raster,
		const QT_FT_Raster_Params *	params )

static

Definition at line 1794 of file qgrayraster.c.

References assert, TWorker_::buffer, QT_FT_Outline_::contours, ErrRaster_Invalid_Argument, ErrRaster_Invalid_Mode, ErrRaster_Invalid_Outline, ErrRaster_OutOfMemory, gray_convert_glyph(), gray_init_cells(), gray_render_span(), MINIMUM_POOL_SIZE, QT_FT_Outline_::n_contours, QT_FT_Outline_::n_points, QT_FT_Outline_::points, QT_FT_RASTER_FLAG_AA, QT_FT_RASTER_FLAG_CLIP, QT_FT_RASTER_FLAG_DIRECT, QT_FT_Raster_Span_Func, and ras.

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◆ gray_raster_reset()

static void gray_raster_reset	(	QT_FT_Raster	raster,
		char *	pool_base,
		long	pool_size )

static

Definition at line 1920 of file qgrayraster.c.

References TWorker_::buffer, and MINIMUM_POOL_SIZE.

◆ gray_record_cell()

static void gray_record_cell ( RAS_ARG )

static

Definition at line 416 of file qgrayraster.c.

References TCell_::area, TCell_::cover, gray_find_cell(), ras, and RAS_VAR.

Referenced by gray_convert_glyph_inner(), gray_move_to(), and gray_set_cell().

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◆ gray_render_conic()

static void gray_render_conic	(	RAS_ARG_ const QT_FT_Vector *	control,
		const QT_FT_Vector *	to )

static

Definition at line 926 of file qgrayraster.c.

References draw(), gray_render_line(), gray_split_conic(), ONE_PIXEL, QT_FT_ABS, ras, RAS_VAR_, split(), TRUNC, UPSCALE, QT_FT_Vector_::x, and QT_FT_Vector_::y.

Referenced by QT_FT_Outline_Decompose().

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◆ gray_render_cubic()

static void gray_render_cubic	(	RAS_ARG_ const QT_FT_Vector *	control1,
		const QT_FT_Vector *	control2,
		const QT_FT_Vector *	to )

static

Definition at line 1019 of file qgrayraster.c.

References gray_render_line(), gray_split_cubic(), ONE_PIXEL, QT_FT_ABS, QT_FT_HYPOT, ras, RAS_VAR_, Split, TRUNC, UPSCALE, QT_FT_Vector_::x, and QT_FT_Vector_::y.

Referenced by QT_FT_Outline_Decompose().

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◆ gray_render_line()

static void gray_render_line	(	RAS_ARG_ TPos	to_x,
		TPos	to_y )

static

Definition at line 602 of file qgrayraster.c.

References area(), End, FRACT, gray_render_scanline(), gray_set_cell(), ONE_PIXEL, QT_FT_DIV_MOD, ras, RAS_VAR_, and TRUNC.

Referenced by gray_render_conic(), gray_render_cubic(), and QT_FT_Outline_Decompose().

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◆ gray_render_scanline()

static void gray_render_scanline	(	RAS_ARG_ TCoord	ey,
		TPos	x1,
		TCoord	y1,
		TPos	x2,
		TCoord	y2 )

static

Definition at line 507 of file qgrayraster.c.

References End, FRACT, gray_set_cell(), ONE_PIXEL, QT_FT_DIV_MOD, ras, RAS_VAR_, and TRUNC.

Referenced by gray_render_line().

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◆ gray_render_span()

static void gray_render_span	(	int	count,
		const QT_FT_Span *	spans,
		PWorker	worker )

static

Definition at line 1137 of file qgrayraster.c.

References QT_FT_Span_::coverage, QT_FT_Span_::len, map, Q_FALLTHROUGH, QT_FT_MEM_SET, TWorker_::target, QT_FT_Span_::x, and QT_FT_Span_::y.

Referenced by gray_raster_render().

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◆ gray_set_cell()

static void gray_set_cell	(	RAS_ARG_ TCoord	ex,
		TCoord	ey )

static

Definition at line 434 of file qgrayraster.c.

References gray_record_cell(), ras, and RAS_VAR.

Referenced by gray_render_line(), gray_render_scanline(), and gray_start_cell().

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◆ gray_split_conic()

static void gray_split_conic ( QT_FT_Vector * base )

static

Definition at line 906 of file qgrayraster.c.

References base.

Referenced by gray_render_conic().

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◆ gray_split_cubic()

static void gray_split_cubic ( QT_FT_Vector * base )

static

Definition at line 991 of file qgrayraster.c.

References base, and d.

Referenced by gray_render_cubic().

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◆ gray_start_cell()

static void gray_start_cell	(	RAS_ARG_ TCoord	ex,
		TCoord	ey )

static

Definition at line 481 of file qgrayraster.c.

References gray_set_cell(), ras, and RAS_VAR_.

Referenced by gray_move_to().

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◆ gray_sweep()

static void gray_sweep ( RAS_ARG_ const QT_FT_Bitmap * target )

static

Definition at line 1320 of file qgrayraster.c.

References area(), TCell_::area, TCell_::cover, gray_hline(), TCell_::next, ONE_PIXEL, QT_FT_TRACE7, QT_FT_UNUSED, ras, RAS_VAR_, and TCell_::x.

Referenced by gray_convert_glyph().

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◆ q_gray_rendered_spans()

int q_gray_rendered_spans ( TRaster * raster )

Definition at line 300 of file qgrayraster.c.

Referenced by QRasterPaintEnginePrivate::rasterize().

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◆ QT_FT_Outline_Decompose()

static int QT_FT_Outline_Decompose	(	const QT_FT_Outline *	outline,
		void *	user )

static

Definition at line 1395 of file qgrayraster.c.

References QT_FT_Outline_::contours, error, ErrRaster_Invalid_Outline, gray_move_to(), gray_render_conic(), gray_render_cubic(), gray_render_line(), QT_FT_Outline_::n_contours, QT_FT_Outline_::points, QT_FT_CURVE_TAG, QT_FT_CURVE_TAG_CONIC, QT_FT_CURVE_TAG_CUBIC, QT_FT_CURVE_TAG_ON, QT_FT_TRACE5, SCALED, tag, QT_FT_Outline_::tags, UPSCALE, QVector2D::x(), QT_FT_Vector_::x, QVector2D::y(), and QT_FT_Vector_::y.

Referenced by gray_convert_glyph_inner().

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Variable Documentation

◆ qt_ft_grays_raster

const QT_FT_Raster_Funcs qt_ft_grays_raster

Initial value:

=
  {
    QT_FT_GLYPH_FORMAT_OUTLINE,
 
    (QT_FT_Raster_New_Func)     gray_raster_new,
    (QT_FT_Raster_Reset_Func)   gray_raster_reset,
    (QT_FT_Raster_Set_Mode_Func)0,
    (QT_FT_Raster_Render_Func)  gray_raster_render,
    (QT_FT_Raster_Done_Func)    gray_raster_done
  }

Definition at line 1960 of file qgrayraster.c.

Referenced by QRasterPaintEngine::~QRasterPaintEngine(), and QRasterPaintEnginePrivate::rasterize().

(05fc3aef53348fb58be6308076e000825b704e58)

Classes

Macros

Typedefs

Functions

Variables

Macro Definition Documentation

◆ DOWNSCALE

◆ ErrRaster_Invalid_Argument

◆ ErrRaster_Invalid_Mode

◆ ErrRaster_Invalid_Outline

◆ ErrRaster_Memory_Overflow

◆ ErrRaster_MemoryOverflow

◆ ErrRaster_OutOfMemory

◆ FRACT

◆ ONE_PIXEL

◆ PIXEL_BITS

◆ QT_FT_ABS

◆ QT_FT_BEGIN_HEADER

◆ QT_FT_BEGIN_STMNT

◆ QT_FT_COMPONENT

◆ QT_FT_DIV_MOD

◆ QT_FT_END_HEADER

◆ QT_FT_END_STMNT

◆ QT_FT_ERR_CAT

◆ QT_FT_ERR_XCAT

◆ QT_FT_ERROR

◆ QT_FT_HYPOT

◆ qt_ft_jmp_buf

◆ qt_ft_longjmp

◆ QT_FT_MAX

◆ QT_FT_MAX_GRAY_SPANS

◆ QT_FT_MEM_SET

◆ QT_FT_MEM_ZERO

◆ qt_ft_memset

◆ qt_ft_setjmp

◆ QT_FT_THROW

◆ QT_FT_TRACE5

◆ QT_FT_TRACE7

◆ QT_FT_UDIV

◆ QT_FT_UDIVPREP

◆ QT_FT_UINT_MAX

◆ QT_FT_UNUSED

◆ ras

◆ RAS_ARG

◆ RAS_ARG_

◆ RAS_VAR

◆ RAS_VAR_

◆ SCALED

◆ TRUNC

◆ UPSCALE

Typedef Documentation

◆ PCell

◆ PRaster

◆ PWorker

◆ QT_FT_PtrDist

◆ TArea

◆ TBand

◆ TCell

◆ TCoord

◆ TPos

◆ TRaster

◆ TWorker

Function Documentation

◆ gray_compute_cbox()

◆ gray_convert_glyph()

◆ gray_convert_glyph_inner()

◆ gray_find_cell()

◆ gray_hline()

◆ gray_init_cells()

◆ gray_move_to()

◆ gray_raster_done()

◆ gray_raster_new()

◆ gray_raster_render()

◆ gray_raster_reset()

◆ gray_record_cell()

◆ gray_render_conic()

◆ gray_render_cubic()

◆ gray_render_line()

◆ gray_render_scanline()