ftcalc.c File Reference

#include <ft2build.h>
#include <FT_GLYPH_H>
#include <FT_INTERNAL_CALC_H>
#include <FT_INTERNAL_DEBUG_H>
#include <FT_INTERNAL_OBJECTS_H>

Go to the source code of this file.

Macros
#define	FT_COMPONENT   trace_calc

Typedefs
typedef struct FT_Int64_	FT_Int64

Functions
static void	FT_Add64 (FT_Int64 *x, FT_Int64 *y, FT_Int64 *z)
	FT_CeilFix (FT_Fixed a)
	ft_corner_is_flat (FT_Pos in_x, FT_Pos in_y, FT_Pos out_x, FT_Pos out_y)
	ft_corner_orientation (FT_Pos in_x, FT_Pos in_y, FT_Pos out_x, FT_Pos out_y)
static FT_UInt32	ft_div64by32 (FT_UInt32 hi, FT_UInt32 lo, FT_UInt32 y)
	FT_DivFix (FT_Long a, FT_Long b)
	FT_FloorFix (FT_Fixed a)
	FT_Matrix_Invert (FT_Matrix *matrix)
	FT_Matrix_Multiply (const FT_Matrix *a, FT_Matrix *b)
	FT_Matrix_Multiply_Scaled (const FT_Matrix *a, FT_Matrix *b, FT_Long scaling)
	FT_MulDiv (FT_Long a, FT_Long b, FT_Long c)
	FT_MulFix (FT_Long a, FT_Long b)
static void	ft_multo64 (FT_UInt32 x, FT_UInt32 y, FT_Int64 *z)
	FT_RoundFix (FT_Fixed a)
	FT_SqrtFixed (FT_Int32 x)
	FT_Vector_Transform_Scaled (FT_Vector *vector, const FT_Matrix *matrix, FT_Long scaling)

Macro Definition Documentation

#define FT_COMPONENT   trace_calc

Definition at line 70 of file ftcalc.c.

Typedef Documentation

typedef struct FT_Int64_ FT_Int64

Function Documentation

static void FT_Add64 ( FT_Int64 *  x, FT_Int64 *  y, FT_Int64 *  z  )

static

Definition at line 323 of file ftcalc.c.

References cordic::hi, and cordic::lo.

Referenced by FT_DivFix(), and FT_MulDiv().

FT_CeilFix

(

FT_Fixed

a

)

Definition at line 89 of file ftcalc.c.

ft_corner_is_flat	(	FT_Pos	in_x,
		FT_Pos	in_y,
		FT_Pos	out_x,
		FT_Pos	out_y
	)

Definition at line 921 of file ftcalc.c.

References FT_Pos.

Referenced by af_glyph_hints_reload().

ft_corner_orientation	(	FT_Pos	in_x,
		FT_Pos	in_y,
		FT_Pos	out_x,
		FT_Pos	out_y
	)

Definition at line 841 of file ftcalc.c.

References ft_multo64().

static FT_UInt32 ft_div64by32 ( FT_UInt32  hi, FT_UInt32  lo, FT_UInt32  y  )

static

Definition at line 289 of file ftcalc.c.

References cordic::hi, and i.

Referenced by FT_DivFix(), and FT_MulDiv().

FT_DivFix	(	FT_Long	a,
		FT_Long	b
	)

Definition at line 536 of file ftcalc.c.

References FT_ABS, FT_Add64(), and ft_div64by32().

Referenced by af_glyph_hints_align_strong_points(), af_latin2_hints_compute_edges(), af_latin_hints_compute_edges(), BBox_Cubic_Check(), cff_decoder_parse_charstrings(), cff_face_init(), cff_parse_fixed_dynamic(), cff_parse_real(), cid_parse_font_matrix(), compute_glyph_metrics(), FT_Matrix_Invert(), FT_Outline_Embolden(), FT_Request_Metrics(), FT_Select_Metrics(), FT_Stroker_ConicTo(), FT_Stroker_CubicTo(), ft_stroker_inside(), ft_stroker_outside(), FT_Tan(), pfr_get_metrics(), PS_Conv_ToFixed(), psh_glyph_find_strong_points(), psh_glyph_interpolate_other_points(), t1_decoder_parse_charstrings(), t1_parse_font_matrix(), t42_parse_font_matrix(), and tt_size_reset().

FT_FloorFix

(

FT_Fixed

a

)

Definition at line 99 of file ftcalc.c.

FT_Matrix_Invert

(

FT_Matrix *

matrix

)

Definition at line 724 of file ftcalc.c.

References FT_DivFix(), FT_Err_Invalid_Argument, FT_Err_Ok, FT_MulFix(), and FT_Pos.

Referenced by af_loader_load_g().

FT_Matrix_Multiply	(	const FT_Matrix *	a,
		FT_Matrix *	b
	)

Definition at line 702 of file ftcalc.c.

References FT_MulFix().

FT_Matrix_Multiply_Scaled	(	const FT_Matrix *	a,
		FT_Matrix *	b,
		FT_Long	scaling
	)

Definition at line 755 of file ftcalc.c.

References FT_MulDiv().

Referenced by cff_face_init().

FT_MulDiv	(	FT_Long	a,
		FT_Long	b,
		FT_Long	c
	)

Definition at line 358 of file ftcalc.c.

References FT_ABS, FT_Add64(), ft_div64by32(), and ft_multo64().

Referenced by _bdf_parse_glyphs(), _ft_face_scale_advances(), af_iup_interp(), af_latin2_hint_edges(), af_latin2_metrics_scale_dim(), af_latin_hint_edges(), af_latin_metrics_scale_dim(), BBox_Conic_Check(), cff_face_init(), cff_size_request(), cff_slot_load(), FNT_Face_Init(), FT_Get_Kerning(), FT_Load_Glyph(), FT_Matrix_Multiply_Scaled(), FT_Outline_Get_Orientation(), FT_Request_Metrics(), ft_stroke_border_arcto(), FT_Vector_Transform_Scaled(), mm_axis_unmap(), pfr_get_kerning(), pfr_slot_load(), ps_hints_apply(), psh_glyph_interpolate_normal_points(), psh_glyph_interpolate_strong_points(), T1_Get_Track_Kerning(), T1_Set_MM_Design(), and tt_size_reset().

FT_MulFix	(	FT_Long	a,
		FT_Long	b
	)

Definition at line 435 of file ftcalc.c.

References FT_ABS.

Referenced by af_glyph_hints_align_strong_points(), af_glyph_hints_reload(), af_latin2_hints_compute_blue_edges(), af_latin2_hints_compute_edges(), af_latin2_metrics_scale_dim(), af_latin_hints_compute_blue_edges(), af_latin_hints_compute_edges(), af_latin_metrics_scale_dim(), af_loader_load_g(), BBox_Cubic_Check(), cff_decoder_parse_charstrings(), cff_slot_load(), cid_slot_load_glyph(), compute_glyph_metrics(), FT_Get_Kerning(), FT_GlyphSlot_Embolden(), FT_Matrix_Invert(), FT_Matrix_Multiply(), ft_recompute_scaled_metrics(), FT_Request_Metrics(), FT_Stroker_ConicTo(), FT_Stroker_CubicTo(), ft_stroker_inside(), ft_stroker_outside(), FT_Vector_Transform(), load_truetype_glyph(), pfr_glyph_load_rec(), pfr_slot_load(), ps_hints_apply(), psh_blues_scale_zones(), psh_globals_scale_widths(), psh_glyph_interpolate_normal_points(), psh_glyph_interpolate_other_points(), psh_glyph_interpolate_strong_points(), psh_hint_align(), t1_decoder_parse_charstrings(), T1_Load_Glyph(), T1_Set_MM_Blend(), test_cubic_extrema(), tt_loader_init(), TT_Process_Composite_Component(), TT_Process_Simple_Glyph(), and tt_size_reset().

static void ft_multo64 ( FT_UInt32  x, FT_UInt32  y, FT_Int64 *  z  )

static

Definition at line 257 of file ftcalc.c.

References cordic::hi, i1, i2, and cordic::lo.

Referenced by ft_corner_orientation(), and FT_MulDiv().

FT_RoundFix

(

FT_Fixed

a

)

Definition at line 79 of file ftcalc.c.

Referenced by cff_parse_font_bbox(), and ps_parser_load_field().

FT_SqrtFixed

(

FT_Int32

x

)

Definition at line 806 of file ftcalc.c.

Referenced by BBox_Cubic_Check(), and TT_Process_Composite_Component().

FT_Vector_Transform_Scaled	(	FT_Vector *	vector,
		const FT_Matrix *	matrix,
		FT_Long	scaling
	)

Definition at line 780 of file ftcalc.c.

References FT_MulDiv(), and FT_Pos.

Referenced by cff_face_init().