do                \
                       {                 \
                         Long  swap = x; \
                                         \
                                         \
                         x = y;          \
                         y = swap;       \
                       } while ( 0 )

Definition at line 1737 of file ftraster.c.

Referenced by Decompose_Curve().

#define TRUE 1

Definition at line 265 of file ftraster.c.

#define TRUNC ( x ) ( (signed long)(x) >> ras.precision_bits )

Definition at line 435 of file ftraster.c.

Referenced by Bezier_Up(), Draw_Sweep(), gray_move_to(), gray_render_conic(), gray_render_cubic(), gray_render_line(), gray_render_scanline(), Horizontal_Sweep_Drop(), Horizontal_Sweep_Span(), Line_Up(), Render_Single_Pass(), Vertical_Sweep_Drop(), and Vertical_Sweep_Span().

Typedef Documentation

typedef union Alignment_ Alignment

typedef char Bool

Definition at line 308 of file ftraster.c.

typedef unsigned char Byte

Definition at line 307 of file ftraster.c.

typedef void Function_Sweep_Init(RAS_ARGS Short *min, Short *max)

Definition at line 417 of file ftraster.c.

typedef void Function_Sweep_Span(RAS_ARGS Short y, FT_F26Dot6 x1, FT_F26Dot6 x2, PProfile left, PProfile right)

Definition at line 421 of file ftraster.c.

typedef void Function_Sweep_Step(RAS_ARG)

Definition at line 428 of file ftraster.c.

typedef int Int

Definition at line 300 of file ftraster.c.

typedef long Long

Definition at line 304 of file ftraster.c.

typedef union Alignment_ * PAlignment

typedef unsigned char * PByte

Definition at line 307 of file ftraster.c.

typedef long * PLong

Definition at line 304 of file ftraster.c.

typedef TProfile* PProfile

Definition at line 346 of file ftraster.c.

typedef PProfile* PProfileList

Definition at line 368 of file ftraster.c.

typedef struct TRaster_ * PRaster

typedef unsigned short * PUShort

Definition at line 303 of file ftraster.c.

typedef struct TWorker_ * PWorker

Definition at line 412 of file ftraster.c.

typedef short Short

Definition at line 302 of file ftraster.c.

typedef struct TBand_ TBand

typedef struct TPoint_ TPoint

typedef struct TProfile_ TProfile

Definition at line 345 of file ftraster.c.

typedef PProfile TProfileList

Definition at line 367 of file ftraster.c.

typedef struct TRaster_ TRaster

typedef void(*) TSplitter(TPoint *base)

Definition at line 1206 of file ftraster.c.

typedef enum TStates_ TStates

typedef struct TWorker_ TWorker

Definition at line 412 of file ftraster.c.

typedef unsigned int UInt

Definition at line 301 of file ftraster.c.

typedef unsigned long ULong

Definition at line 305 of file ftraster.c.

typedef unsigned short UShort

Definition at line 303 of file ftraster.c.

Enumeration Type Documentation

enum TStates_

Definition at line 335 of file ftraster.c.

Function Documentation

static Bool Bezier_Down	(	RAS_ARGS Int	degree,
		TSplitter	splitter,
		Long	miny,
		Long	maxy
	)			`[static]`

Definition at line 1364 of file ftraster.c.

References Bezier_Up(), ras, RAS_VARS, and result().

Referenced by Conic_To(), and Cubic_To().

static Bool Bezier_Up	(	RAS_ARGS Int	degree,
		TSplitter	splitter,
		Long	miny,
		Long	maxy
	)			`[static]`

Definition at line 1231 of file ftraster.c.

References CEILING, FAILURE, FALSE, FLOOR, FMulDiv, FRAC, ras, Raster_Err_Overflow, SUCCESS, top(), TRUE, TRUNC, and x.

Referenced by Bezier_Down(), Conic_To(), and Cubic_To().

static Bool Conic_To	(	RAS_ARGS Long	cx,
		Long	cy,
		Long	x,
		Long	y
	)			`[static]`

Definition at line 1509 of file ftraster.c.

References Ascending_State, Bezier_Down(), Bezier_Up(), Descending_State, End_Profile(), FAILURE, IS_BOTTOM_OVERSHOOT, IS_TOP_OVERSHOOT, New_Profile(), o, ras, RAS_VARS, Split_Conic(), SUCCESS, Unknown_State, x3, ymax, and ymin.

Referenced by Decompose_Curve().

static Bool Convert_Glyph ( RAS_ARGS int flipped ) [static]

Definition at line 1990 of file ftraster.c.

References AlignProfileSize, Decompose_Curve(), End_Profile(), FAILURE, FALSE, Finalize_Profile_Table(), Flow_Up, for(), FRAC, i, if(), IS_BOTTOM_OVERSHOOT, IS_TOP_OVERSHOOT, NULL, o, ras, RAS_VAR, RAS_VARS, start, SUCCESS, and Unknown_State.

Referenced by Render_Single_Pass().

static Bool Cubic_To	(	RAS_ARGS Long	cx1,
		Long	cy1,
		Long	cx2,
		Long	cy2,
		Long	x,
		Long	y
	)			`[static]`

Definition at line 1629 of file ftraster.c.

Referenced by Decompose_Curve().

static Bool Decompose_Curve	(	RAS_ARGS UShort	first,
		UShort	last,
		int	flipped
	)			`[static]`

Definition at line 1769 of file ftraster.c.

References Conic_To(), Cubic_To(), FAILURE, FT_CURVE_TAG, FT_CURVE_TAG_CONIC, FT_CURVE_TAG_CUBIC, FT_CURVE_TAG_HAS_SCANMODE, FT_CURVE_TAG_ON, Line_To(), points, ras, RAS_VARS, Raster_Err_Invalid, SCALED, SUCCESS, SWAP_, POINT::x, FT_Vector_::x, x, x1, x2, x3, POINT::y, FT_Vector_::y, and y.

Referenced by Convert_Glyph().

static void DelOld	(	PProfileList	list,
		PProfile	profile
	)			`[static]`

Definition at line 2118 of file ftraster.c.

References list, and profile.

Referenced by Draw_Sweep().

static Bool Draw_Sweep ( RAS_ARG ) [static]

Definition at line 2871 of file ftraster.c.

References CEILING, DelOld(), FAILURE, FLOOR, Flow_Up, Init_Linked(), InsNew(), ROOT::Math::Cephes::P, ROOT::Math::Cephes::Q, ras, RAS_VAR, RAS_VARS, Raster_Err_Invalid, Sort(), SUCCESS, top(), and TRUNC.

Referenced by Render_Single_Pass().

static Bool End_Profile ( RAS_ARGS Bool overshoot ) [static]

Definition at line 770 of file ftraster.c.

References AlignProfileSize, FAILURE, FALSE, Flow_Up, FT_ERROR, FT_TRACE1, FT_TRACE6, h, Overshoot_Bottom, Overshoot_Top, ras, Raster_Err_Neg_Height, Raster_Err_Overflow, and SUCCESS.

Referenced by Conic_To(), Convert_Glyph(), Cubic_To(), and Line_To().

static Bool Finalize_Profile_Table ( RAS_ARG ) [static]

Definition at line 891 of file ftraster.c.

References FAILURE, Flow_Up, Insert_Y_Turn(), n, NULL, p, ras, RAS_VARS, SUCCESS, and top().

Referenced by Convert_Glyph().

static void ft_black_done ( PRaster raster ) [static]

Definition at line 3428 of file ftraster.c.

References FT_FREE, and TRaster_::memory.

static void ft_black_init ( PRaster raster ) [static]

Definition at line 3356 of file ftraster.c.

References FT_UNUSED, TRaster_::gray_width, TRaster_::grays, n, and RASTER_GRAY_LINES.

Referenced by ft_black_new().

static int ft_black_new	(	FT_Memory	memory,
		PRaster *	araster
	)			`[static]`

Definition at line 3407 of file ftraster.c.

References ft_black_init(), FT_NEW, and TRaster_::memory.

static int ft_black_render	(	PRaster	raster,
		const FT_Raster_Params *	params
	)			`[static]`

static void ft_black_reset	(	PRaster	raster,
		char *	pool_base,
		long	pool_size
	)			`[static]`

Definition at line 3439 of file ftraster.c.

References TRaster_::buffer, TRaster_::buffer_size, NULL, and TRaster_::worker.

static void ft_black_set_mode	(	PRaster	raster,
		unsigned long	mode,
		const char *	palette
	)			`[static]`

Definition at line 3466 of file ftraster.c.

References FT_MAKE_TAG, FT_UNUSED, and TRaster_::grays.

static void Horizontal_Sweep_Drop	(	RAS_ARGS Short	y,
		FT_F26Dot6	x1,
		FT_F26Dot6	x2,
		PProfile	left,
		PProfile	right
	)			`[static]`

Definition at line 2510 of file ftraster.c.

References bits, CEILING, FLOOR, if(), Overshoot_Bottom, Overshoot_Top, ras, TRUNC, and x80.

Referenced by Render_Glyph().

static void Horizontal_Sweep_Init	(	RAS_ARGS Short *	min,
		Short *	max
	)			`[static]`

Definition at line 2456 of file ftraster.c.

References FT_UNUSED, and FT_UNUSED_RASTER.

Referenced by Render_Glyph().

static void Horizontal_Sweep_Span	(	RAS_ARGS Short	y,
		FT_F26Dot6	x1,
		FT_F26Dot6	x2,
		PProfile	left,
		PProfile	right
	)			`[static]`

Definition at line 2467 of file ftraster.c.

References bits, CEILING, FLOOR, FT_UNUSED, p, ras, TRUNC, and x80.

Referenced by Render_Glyph().

static void Horizontal_Sweep_Step ( RAS_ARG ) [static]

Definition at line 2620 of file ftraster.c.

References FT_UNUSED_RASTER.

Referenced by Render_Glyph().

static void Init_Linked ( TProfileList * l ) [static]

Definition at line 2074 of file ftraster.c.

References l, and NULL.

Referenced by Draw_Sweep().

static Bool Insert_Y_Turn ( RAS_ARGS Int y ) [static]

Definition at line 840 of file ftraster.c.

References FAILURE, n, ras, Raster_Err_Overflow, and SUCCESS.

Referenced by Finalize_Profile_Table().

static void InsNew	(	PProfileList	list,
		PProfile	profile
	)			`[static]`

Definition at line 2087 of file ftraster.c.

References list, profile, X, and x.

Referenced by Draw_Sweep().

static Bool Line_Down	(	RAS_ARGS Long	x1,
		Long	y1,
		Long	x2,
		Long	y2,
		Long	miny,
		Long	maxy
	)			`[static]`

Definition at line 1184 of file ftraster.c.

References Line_Up(), ras, RAS_VARS, and result().

Referenced by Line_To().

static Bool Line_To	(	RAS_ARGS Long	x,
		Long	y
	)			`[static]`

Definition at line 1411 of file ftraster.c.

References Ascending_State, Descending_State, End_Profile(), FAILURE, IS_BOTTOM_OVERSHOOT, IS_TOP_OVERSHOOT, Line_Down(), Line_Up(), New_Profile(), ras, RAS_VARS, SUCCESS, and Unknown_State.

Referenced by Decompose_Curve().

static Bool Line_Up	(	RAS_ARGS Long	x1,
		Long	y1,
		Long	x2,
		Long	y2,
		Long	miny,
		Long	maxy
	)			`[static]`

Definition at line 1045 of file ftraster.c.

References f2, FAILURE, FALSE, FMulDiv, FRAC, ras, Raster_Err_Overflow, size, SMulDiv, SUCCESS, top(), and TRUNC.

Referenced by Line_Down(), and Line_To().

static Bool New_Profile	(	RAS_ARGS TStates	aState,
		Bool	overshoot
	)			`[static]`

Definition at line 697 of file ftraster.c.

References AlignProfileSize, Ascending_State, Descending_State, FAILURE, FALSE, Flow_Up, FT_ERROR, FT_TRACE6, Overshoot_Bottom, Overshoot_Top, ras, Raster_Err_Invalid, Raster_Err_Overflow, SUCCESS, and TRUE.

Referenced by Conic_To(), Cubic_To(), and Line_To().

Render_Glyph ( RAS_ARG )

Render_Gray_Glyph ( RAS_ARG )

Definition at line 3345 of file ftraster.c.

References FT_UNUSED_RASTER, and Raster_Err_Unsupported.

Referenced by ft_black_render().

static int Render_Single_Pass ( RAS_ARGS Bool flipped ) [static]

Definition at line 3125 of file ftraster.c.

References Convert_Glyph(), Draw_Sweep(), FAILURE, i, j, k, ras, RAS_VAR, RAS_VARS, Raster_Err_Invalid, Raster_Err_None, Raster_Err_Overflow, SUCCESS, and TRUNC.

Referenced by Render_Glyph().

static void Set_High_Precision ( RAS_ARGS Int High ) [static]

Definition at line 654 of file ftraster.c.

References FT_TRACE6, Pixel_Bits, and ras.

Referenced by Render_Glyph().

static void Sort ( PProfileList list ) [static]

static void Split_Conic ( TPoint * base ) [static]

Definition at line 955 of file ftraster.c.

References a, and b.

Referenced by Conic_To().

static void Split_Cubic ( TPoint * base ) [static]

Definition at line 992 of file ftraster.c.

References a, b, c, and d.

Referenced by Cubic_To().

static void Vertical_Sweep_Drop	(	RAS_ARGS Short	y,
		FT_F26Dot6	x1,
		FT_F26Dot6	x2,
		PProfile	left,
		PProfile	right
	)			`[static]`

Definition at line 2299 of file ftraster.c.

References c1, CEILING, FLOOR, Overshoot_Bottom, Overshoot_Top, ras, TRUNC, and x80.

Referenced by Render_Glyph().

static void Vertical_Sweep_Init	(	RAS_ARGS Short *	min,
		Short *	max
	)			`[static]`

Definition at line 2212 of file ftraster.c.

References FT_UNUSED, and ras.

Referenced by Render_Glyph().

static void Vertical_Sweep_Span	(	RAS_ARGS Short	y,
		FT_F26Dot6	x1,
		FT_F26Dot6	x2,
		PProfile	left,
		PProfile	right
	)			`[static]`

Definition at line 2231 of file ftraster.c.

References c1, CEILING, f2, FLOOR, FT_UNUSED, ras, short, and TRUNC.

Referenced by Render_Glyph().

static void Vertical_Sweep_Step ( RAS_ARG ) [static]

Definition at line 2440 of file ftraster.c.

References ras.

Referenced by Render_Glyph().

Generated on Tue Jul 5 15:58:25 2011 for ROOT_528-00b_version by

1.5.1


Classes
union	Alignment_
struct	TPoint_
struct	TProfile_
struct	TBand_
struct	TWorker_
struct	TRaster_
Defines
#define	RASTER_GRAY_LINES 2048
#define	FT_COMPONENT trace_raster
#define	Raster_Err_None Raster_Err_Ok
#define	Raster_Err_Not_Ini Raster_Err_Raster_Uninitialized
#define	Raster_Err_Overflow Raster_Err_Raster_Overflow
#define	Raster_Err_Neg_Height Raster_Err_Raster_Negative_Height
#define	Raster_Err_Invalid Raster_Err_Invalid_Outline
#define	Raster_Err_Unsupported Raster_Err_Cannot_Render_Glyph
#define	FT_MEM_SET(d, s, c) ft_memset( d, s, c )
#define	FT_MEM_ZERO(dest, count) FT_MEM_SET( dest, 0, count )
#define	FMulDiv(a, b, c) ( (a) * (b) / (c) )
#define	SMulDiv FT_MulDiv
#define	TRUE 1
#define	FALSE 0
#define	NULL (void*)0
#define	SUCCESS 0
#define	FAILURE 1
#define	MaxBezier 32
#define	Pixel_Bits 6
#define	Flow_Up 0x8
#define	Overshoot_Top 0x10
#define	Overshoot_Bottom 0x20
#define	AlignProfileSize ( ( sizeof ( TProfile ) + sizeof ( Alignment ) - 1 ) / sizeof ( long ) )
#define	RAS_ARGS PWorker worker,
#define	RAS_ARG PWorker worker
#define	RAS_VARS worker,
#define	RAS_VAR worker
#define	FT_UNUSED_RASTER FT_UNUSED( worker )
#define	FLOOR(x) ( (x) & -ras.precision )
#define	CEILING(x) ( ( (x) + ras.precision - 1 ) & -ras.precision )
#define	TRUNC(x) ( (signed long)(x) >> ras.precision_bits )
#define	FRAC(x) ( (x) & ( ras.precision - 1 ) )
#define	SCALED(x) ( ( (x) << ras.scale_shift ) - ras.precision_half )
#define	IS_BOTTOM_OVERSHOOT(x) ( CEILING( x ) - x >= ras.precision_half )
#define	IS_TOP_OVERSHOOT(x) ( x - FLOOR( x ) >= ras.precision_half )
#define	ras (*worker)
#define	SWAP_(x, y)
Typedefs
typedef int	Int
typedef unsigned int	UInt
typedef short	Short
typedef unsigned short	UShort
typedef unsigned short *	PUShort
typedef long	Long
typedef long *	PLong
typedef unsigned long	ULong
typedef unsigned char	Byte
typedef unsigned char *	PByte
typedef char	Bool
typedef Alignment_	Alignment
typedef Alignment_ *	PAlignment
typedef TPoint_	TPoint
typedef enum TStates_	TStates
typedef TProfile_	TProfile
typedef TProfile *	PProfile
typedef PProfile	TProfileList
typedef PProfile *	PProfileList
typedef TBand_	TBand
typedef TWorker_	TWorker
typedef TWorker_ *	PWorker
typedef void	Function_Sweep_Init (RAS_ARGS Short min, Short max)
typedef void	Function_Sweep_Span (RAS_ARGS Short y, FT_F26Dot6 x1, FT_F26Dot6 x2, PProfile left, PProfile right)
typedef void	Function_Sweep_Step (RAS_ARG)
typedef TRaster_	TRaster
typedef TRaster_ *	PRaster
typedef void(*)	TSplitter (TPoint *base)
Enumerations
enum	TStates_
Functions
static void	Set_High_Precision (RAS_ARGS Int High)
static Bool	New_Profile (RAS_ARGS TStates aState, Bool overshoot)
static Bool	End_Profile (RAS_ARGS Bool overshoot)
static Bool	Insert_Y_Turn (RAS_ARGS Int y)
static Bool	Finalize_Profile_Table (RAS_ARG)
static void	Split_Conic (TPoint *base)
static void	Split_Cubic (TPoint *base)
static Bool	Line_Up (RAS_ARGS Long x1, Long y1, Long x2, Long y2, Long miny, Long maxy)
static Bool	Line_Down (RAS_ARGS Long x1, Long y1, Long x2, Long y2, Long miny, Long maxy)
static Bool	Bezier_Up (RAS_ARGS Int degree, TSplitter splitter, Long miny, Long maxy)
static Bool	Bezier_Down (RAS_ARGS Int degree, TSplitter splitter, Long miny, Long maxy)
static Bool	Line_To (RAS_ARGS Long x, Long y)
static Bool	Conic_To (RAS_ARGS Long cx, Long cy, Long x, Long y)
static Bool	Cubic_To (RAS_ARGS Long cx1, Long cy1, Long cx2, Long cy2, Long x, Long y)
static Bool	Decompose_Curve (RAS_ARGS UShort first, UShort last, int flipped)
static Bool	Convert_Glyph (RAS_ARGS int flipped)
static void	Init_Linked (TProfileList *l)
static void	InsNew (PProfileList list, PProfile profile)
static void	DelOld (PProfileList list, PProfile profile)
static void	Sort (PProfileList list)
static void	Vertical_Sweep_Init (RAS_ARGS Short min, Short max)
static void	Vertical_Sweep_Span (RAS_ARGS Short y, FT_F26Dot6 x1, FT_F26Dot6 x2, PProfile left, PProfile right)
static void	Vertical_Sweep_Drop (RAS_ARGS Short y, FT_F26Dot6 x1, FT_F26Dot6 x2, PProfile left, PProfile right)
static void	Vertical_Sweep_Step (RAS_ARG)
static void	Horizontal_Sweep_Init (RAS_ARGS Short min, Short max)
static void	Horizontal_Sweep_Span (RAS_ARGS Short y, FT_F26Dot6 x1, FT_F26Dot6 x2, PProfile left, PProfile right)
static void	Horizontal_Sweep_Drop (RAS_ARGS Short y, FT_F26Dot6 x1, FT_F26Dot6 x2, PProfile left, PProfile right)
static void	Horizontal_Sweep_Step (RAS_ARG)
static Bool	Draw_Sweep (RAS_ARG)
static int	Render_Single_Pass (RAS_ARGS Bool flipped)
	Render_Glyph (RAS_ARG)
	Render_Gray_Glyph (RAS_ARG)
static void	ft_black_init (PRaster raster)
static int	ft_black_new (FT_Memory memory, PRaster *araster)
static void	ft_black_done (PRaster raster)
static void	ft_black_reset (PRaster raster, char *pool_base, long pool_size)
static void	ft_black_set_mode (PRaster raster, unsigned long mode, const char *palette)
static int	ft_black_render (PRaster raster, const FT_Raster_Params *params)