stb_truetype.h File Reference

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Classes
struct	stbtt_bakedchar
struct	stbtt_aligned_quad
struct	stbtt_packedchar
struct	stbtt_pack_range
struct	stbtt_pack_context
struct	stbtt_fontinfo
struct	stbtt_vertex
struct	stbtt__bitmap

Macros
#define	__STB_INCLUDE_STB_TRUETYPE_H__
#define	STBTT_POINT_SIZE(x)   (-(x))
#define	stbtt_vertex_type   short
#define	STBTT_MACSTYLE_DONTCARE   0
#define	STBTT_MACSTYLE_BOLD   1
#define	STBTT_MACSTYLE_ITALIC   2
#define	STBTT_MACSTYLE_UNDERSCORE   4
#define	STBTT_MACSTYLE_NONE   8

Enumerations
enum	{ STBTT_vmove =1, STBTT_vline, STBTT_vcurve }
enum	{ STBTT_PLATFORM_ID_UNICODE =0, STBTT_PLATFORM_ID_MAC =1, STBTT_PLATFORM_ID_ISO =2, STBTT_PLATFORM_ID_MICROSOFT =3 }
enum	{   STBTT_UNICODE_EID_UNICODE_1_0 =0, STBTT_UNICODE_EID_UNICODE_1_1 =1, STBTT_UNICODE_EID_ISO_10646 =2, STBTT_UNICODE_EID_UNICODE_2_0_BMP =3,   STBTT_UNICODE_EID_UNICODE_2_0_FULL =4 }
enum	{ STBTT_MS_EID_SYMBOL =0, STBTT_MS_EID_UNICODE_BMP =1, STBTT_MS_EID_SHIFTJIS =2, STBTT_MS_EID_UNICODE_FULL =10 }
enum	{   STBTT_MAC_EID_ROMAN =0, STBTT_MAC_EID_ARABIC =4, STBTT_MAC_EID_JAPANESE =1, STBTT_MAC_EID_HEBREW =5,   STBTT_MAC_EID_CHINESE_TRAD =2, STBTT_MAC_EID_GREEK =6, STBTT_MAC_EID_KOREAN =3, STBTT_MAC_EID_RUSSIAN =7 }
enum	{   STBTT_MS_LANG_ENGLISH =0x0409, STBTT_MS_LANG_ITALIAN =0x0410, STBTT_MS_LANG_CHINESE =0x0804, STBTT_MS_LANG_JAPANESE =0x0411,   STBTT_MS_LANG_DUTCH =0x0413, STBTT_MS_LANG_KOREAN =0x0412, STBTT_MS_LANG_FRENCH =0x040c, STBTT_MS_LANG_RUSSIAN =0x0419,   STBTT_MS_LANG_GERMAN =0x0407, STBTT_MS_LANG_SPANISH =0x0409, STBTT_MS_LANG_HEBREW =0x040d, STBTT_MS_LANG_SWEDISH =0x041D }
enum	{   STBTT_MAC_LANG_ENGLISH =0, STBTT_MAC_LANG_JAPANESE =11, STBTT_MAC_LANG_ARABIC =12, STBTT_MAC_LANG_KOREAN =23,   STBTT_MAC_LANG_DUTCH =4, STBTT_MAC_LANG_RUSSIAN =32, STBTT_MAC_LANG_FRENCH =1, STBTT_MAC_LANG_SPANISH =6,   STBTT_MAC_LANG_GERMAN =2, STBTT_MAC_LANG_SWEDISH =5, STBTT_MAC_LANG_HEBREW =10, STBTT_MAC_LANG_CHINESE_SIMPLIFIED =33,   STBTT_MAC_LANG_ITALIAN =3, STBTT_MAC_LANG_CHINESE_TRAD =19 }

Functions
int	stbtt_BakeFontBitmap (const unsigned char *data, int offset, float pixel_height, unsigned char *pixels, int pw, int ph, int first_char, int num_chars, stbtt_bakedchar *chardata)
void	stbtt_GetBakedQuad (stbtt_bakedchar *chardata, int pw, int ph, int char_index, float *xpos, float *ypos, stbtt_aligned_quad *q, int opengl_fillrule)
int	stbtt_PackBegin (stbtt_pack_context *spc, unsigned char *pixels, int width, int height, int stride_in_bytes, int padding, void *alloc_context)
void	stbtt_PackEnd (stbtt_pack_context *spc)
int	stbtt_PackFontRange (stbtt_pack_context *spc, unsigned char *fontdata, int font_index, float font_size, int first_unicode_char_in_range, int num_chars_in_range, stbtt_packedchar *chardata_for_range)
int	stbtt_PackFontRanges (stbtt_pack_context *spc, unsigned char *fontdata, int font_index, stbtt_pack_range *ranges, int num_ranges)
void	stbtt_PackSetOversampling (stbtt_pack_context *spc, unsigned int h_oversample, unsigned int v_oversample)
void	stbtt_GetPackedQuad (stbtt_packedchar *chardata, int pw, int ph, int char_index, float *xpos, float *ypos, stbtt_aligned_quad *q, int align_to_integer)
int	stbtt_GetFontOffsetForIndex (const unsigned char *data, int index)
int	stbtt_InitFont (stbtt_fontinfo *info, const unsigned char *data, int offset)
int	stbtt_FindGlyphIndex (const stbtt_fontinfo *info, int unicode_codepoint)
float	stbtt_ScaleForPixelHeight (const stbtt_fontinfo *info, float pixels)
float	stbtt_ScaleForMappingEmToPixels (const stbtt_fontinfo *info, float pixels)
void	stbtt_GetFontVMetrics (const stbtt_fontinfo *info, int *ascent, int *descent, int *lineGap)
void	stbtt_GetFontBoundingBox (const stbtt_fontinfo *info, int *x0, int *y0, int *x1, int *y1)
void	stbtt_GetCodepointHMetrics (const stbtt_fontinfo *info, int codepoint, int *advanceWidth, int *leftSideBearing)
int	stbtt_GetCodepointKernAdvance (const stbtt_fontinfo *info, int ch1, int ch2)
int	stbtt_GetCodepointBox (const stbtt_fontinfo *info, int codepoint, int *x0, int *y0, int *x1, int *y1)
void	stbtt_GetGlyphHMetrics (const stbtt_fontinfo *info, int glyph_index, int *advanceWidth, int *leftSideBearing)
int	stbtt_GetGlyphKernAdvance (const stbtt_fontinfo *info, int glyph1, int glyph2)
int	stbtt_GetGlyphBox (const stbtt_fontinfo *info, int glyph_index, int *x0, int *y0, int *x1, int *y1)
int	stbtt_IsGlyphEmpty (const stbtt_fontinfo *info, int glyph_index)
int	stbtt_GetCodepointShape (const stbtt_fontinfo *info, int unicode_codepoint, stbtt_vertex **vertices)
int	stbtt_GetGlyphShape (const stbtt_fontinfo *info, int glyph_index, stbtt_vertex **vertices)
void	stbtt_FreeShape (const stbtt_fontinfo *info, stbtt_vertex *vertices)
void	stbtt_FreeBitmap (unsigned char *bitmap, void *userdata)
unsigned char *	stbtt_GetCodepointBitmap (const stbtt_fontinfo *info, float scale_x, float scale_y, int codepoint, int *width, int *height, int *xoff, int *yoff)
unsigned char *	stbtt_GetCodepointBitmapSubpixel (const stbtt_fontinfo *info, float scale_x, float scale_y, float shift_x, float shift_y, int codepoint, int *width, int *height, int *xoff, int *yoff)
void	stbtt_MakeCodepointBitmap (const stbtt_fontinfo *info, unsigned char *output, int out_w, int out_h, int out_stride, float scale_x, float scale_y, int codepoint)
void	stbtt_MakeCodepointBitmapSubpixel (const stbtt_fontinfo *info, unsigned char *output, int out_w, int out_h, int out_stride, float scale_x, float scale_y, float shift_x, float shift_y, int codepoint)
void	stbtt_GetCodepointBitmapBox (const stbtt_fontinfo *font, int codepoint, float scale_x, float scale_y, int *ix0, int *iy0, int *ix1, int *iy1)
void	stbtt_GetCodepointBitmapBoxSubpixel (const stbtt_fontinfo *font, int codepoint, float scale_x, float scale_y, float shift_x, float shift_y, int *ix0, int *iy0, int *ix1, int *iy1)
unsigned char *	stbtt_GetGlyphBitmap (const stbtt_fontinfo *info, float scale_x, float scale_y, int glyph, int *width, int *height, int *xoff, int *yoff)
unsigned char *	stbtt_GetGlyphBitmapSubpixel (const stbtt_fontinfo *info, float scale_x, float scale_y, float shift_x, float shift_y, int glyph, int *width, int *height, int *xoff, int *yoff)
void	stbtt_MakeGlyphBitmap (const stbtt_fontinfo *info, unsigned char *output, int out_w, int out_h, int out_stride, float scale_x, float scale_y, int glyph)
void	stbtt_MakeGlyphBitmapSubpixel (const stbtt_fontinfo *info, unsigned char *output, int out_w, int out_h, int out_stride, float scale_x, float scale_y, float shift_x, float shift_y, int glyph)
void	stbtt_GetGlyphBitmapBox (const stbtt_fontinfo *font, int glyph, float scale_x, float scale_y, int *ix0, int *iy0, int *ix1, int *iy1)
void	stbtt_GetGlyphBitmapBoxSubpixel (const stbtt_fontinfo *font, int glyph, float scale_x, float scale_y, float shift_x, float shift_y, int *ix0, int *iy0, int *ix1, int *iy1)
void	stbtt_Rasterize (stbtt__bitmap *result, float flatness_in_pixels, stbtt_vertex *vertices, int num_verts, float scale_x, float scale_y, float shift_x, float shift_y, int x_off, int y_off, int invert, void *userdata)
int	stbtt_FindMatchingFont (const unsigned char *fontdata, const char *name, int flags)
int	stbtt_CompareUTF8toUTF16_bigendian (const char *s1, int len1, const char *s2, int len2)
const char *	stbtt_GetFontNameString (const stbtt_fontinfo *font, int *length, int platformID, int encodingID, int languageID, int nameID)

---

Class Documentation

struct stbtt_bakedchar

Definition at line 451 of file stb_truetype.h.

Class Members
unsigned short	x0
unsigned short	y0
unsigned short	x1
unsigned short	y1
float	xoff
float	yoff
float	xadvance

struct stbtt_aligned_quad

Definition at line 467 of file stb_truetype.h.

Class Members
float	x0
float	y0
float	s0
float	t0
float	x1
float	y1
float	s1
float	t1

struct stbtt_packedchar

Definition at line 497 of file stb_truetype.h.

Class Members
unsigned short	x0
unsigned short	y0
unsigned short	x1
unsigned short	y1
float	xoff
float	yoff
float	xadvance
float	xoff2
float	yoff2

struct stbtt_pack_range

Definition at line 541 of file stb_truetype.h.

Collaboration diagram for stbtt_pack_range:

Class Members
float	font_size
int	first_unicode_char_in_range
int	num_chars_in_range
stbtt_packedchar *	chardata_for_range

struct stbtt_pack_context

Definition at line 581 of file stb_truetype.h.

Class Members
void *	user_allocator_context
void *	pack_info
int	width
int	height
int	stride_in_bytes
int	padding
unsigned int	h_oversample
unsigned int	v_oversample
unsigned char *	pixels
void *	nodes

struct stbtt_fontinfo

Definition at line 610 of file stb_truetype.h.

Class Members
void *	userdata
unsigned char *	data
int	fontstart
int	numGlyphs
int	loca
int	head
int	glyf
int	hhea
int	hmtx
int	kern
int	index_map
int	indexToLocFormat

struct stbtt_vertex

Definition at line 705 of file stb_truetype.h.

Class Members
stbtt_vertex_type	x
stbtt_vertex_type	y
stbtt_vertex_type	cx
stbtt_vertex_type	cy
unsigned char	type
unsigned char	padding

struct stbtt__bitmap

Definition at line 783 of file stb_truetype.h.

Class Members
int	w
int	h
int	stride
unsigned char *	pixels

Macro Definition Documentation

#define __STB_INCLUDE_STB_TRUETYPE_H__

Definition at line 429 of file stb_truetype.h.

#define STBTT_POINT_SIZE

(

x

)

(-(x))

Definition at line 511 of file stb_truetype.h.

#define stbtt_vertex_type   short

Definition at line 685 of file stb_truetype.h.

#define STBTT_MACSTYLE_DONTCARE   0

Definition at line 799 of file stb_truetype.h.

#define STBTT_MACSTYLE_BOLD   1

Definition at line 800 of file stb_truetype.h.

#define STBTT_MACSTYLE_ITALIC   2

Definition at line 801 of file stb_truetype.h.

#define STBTT_MACSTYLE_UNDERSCORE   4

Definition at line 802 of file stb_truetype.h.

#define STBTT_MACSTYLE_NONE   8

Definition at line 803 of file stb_truetype.h.

Enumeration Type Documentation

anonymous enum

Enumerator
STBTT_vmove
STBTT_vline
STBTT_vcurve

Definition at line 676 of file stb_truetype.h.

anonymous enum

Enumerator
STBTT_PLATFORM_ID_UNICODE
STBTT_PLATFORM_ID_MAC
STBTT_PLATFORM_ID_ISO
STBTT_PLATFORM_ID_MICROSOFT

Definition at line 817 of file stb_truetype.h.

anonymous enum

Enumerator
STBTT_UNICODE_EID_UNICODE_1_0
STBTT_UNICODE_EID_UNICODE_1_1
STBTT_UNICODE_EID_ISO_10646
STBTT_UNICODE_EID_UNICODE_2_0_BMP
STBTT_UNICODE_EID_UNICODE_2_0_FULL

Definition at line 824 of file stb_truetype.h.

anonymous enum

Enumerator
STBTT_MS_EID_SYMBOL
STBTT_MS_EID_UNICODE_BMP
STBTT_MS_EID_SHIFTJIS
STBTT_MS_EID_UNICODE_FULL

Definition at line 832 of file stb_truetype.h.

anonymous enum

Enumerator
STBTT_MAC_EID_ROMAN
STBTT_MAC_EID_ARABIC
STBTT_MAC_EID_JAPANESE
STBTT_MAC_EID_HEBREW
STBTT_MAC_EID_CHINESE_TRAD
STBTT_MAC_EID_GREEK
STBTT_MAC_EID_KOREAN
STBTT_MAC_EID_RUSSIAN

Definition at line 839 of file stb_truetype.h.

anonymous enum

Enumerator
STBTT_MS_LANG_ENGLISH
STBTT_MS_LANG_ITALIAN
STBTT_MS_LANG_CHINESE
STBTT_MS_LANG_JAPANESE
STBTT_MS_LANG_DUTCH
STBTT_MS_LANG_KOREAN
STBTT_MS_LANG_FRENCH
STBTT_MS_LANG_RUSSIAN
STBTT_MS_LANG_GERMAN
STBTT_MS_LANG_SPANISH
STBTT_MS_LANG_HEBREW
STBTT_MS_LANG_SWEDISH

Definition at line 846 of file stb_truetype.h.

anonymous enum

Enumerator
STBTT_MAC_LANG_ENGLISH
STBTT_MAC_LANG_JAPANESE
STBTT_MAC_LANG_ARABIC
STBTT_MAC_LANG_KOREAN
STBTT_MAC_LANG_DUTCH
STBTT_MAC_LANG_RUSSIAN
STBTT_MAC_LANG_FRENCH
STBTT_MAC_LANG_SPANISH
STBTT_MAC_LANG_GERMAN
STBTT_MAC_LANG_SWEDISH
STBTT_MAC_LANG_HEBREW
STBTT_MAC_LANG_CHINESE_SIMPLIFIED
STBTT_MAC_LANG_ITALIAN
STBTT_MAC_LANG_CHINESE_TRAD

Definition at line 856 of file stb_truetype.h.

Function Documentation

int stbtt_BakeFontBitmap	(	const unsigned char *	data,
		int	offset,
		float	pixel_height,
		unsigned char *	pixels,
		int	pw,
		int	ph,
		int	first_char,
		int	num_chars,
		stbtt_bakedchar *	chardata
	)

void stbtt_GetBakedQuad	(	stbtt_bakedchar *	chardata,
		int	pw,
		int	ph,
		int	char_index,
		float *	xpos,
		float *	ypos,
		stbtt_aligned_quad *	q,
		int	opengl_fillrule
	)

int stbtt_PackBegin	(	stbtt_pack_context *	spc,
		unsigned char *	pixels,
		int	width,
		int	height,
		int	stride_in_bytes,
		int	padding,
		void *	alloc_context
	)

void stbtt_PackEnd

(

stbtt_pack_context *

spc

)

int stbtt_PackFontRange	(	stbtt_pack_context *	spc,
		unsigned char *	fontdata,
		int	font_index,
		float	font_size,
		int	first_unicode_char_in_range,
		int	num_chars_in_range,
		stbtt_packedchar *	chardata_for_range
	)

int stbtt_PackFontRanges	(	stbtt_pack_context *	spc,
		unsigned char *	fontdata,
		int	font_index,
		stbtt_pack_range *	ranges,
		int	num_ranges
	)

void stbtt_PackSetOversampling	(	stbtt_pack_context *	spc,
		unsigned int	h_oversample,
		unsigned int	v_oversample
	)

void stbtt_GetPackedQuad	(	stbtt_packedchar *	chardata,
		int	pw,
		int	ph,
		int	char_index,
		float *	xpos,
		float *	ypos,
		stbtt_aligned_quad *	q,
		int	align_to_integer
	)

int stbtt_GetFontOffsetForIndex	(	const unsigned char *	data,
		int	index
	)

int stbtt_InitFont	(	stbtt_fontinfo *	info,
		const unsigned char *	data,
		int	offset
	)

int stbtt_FindGlyphIndex	(	const stbtt_fontinfo *	info,
		int	unicode_codepoint
	)

float stbtt_ScaleForPixelHeight	(	const stbtt_fontinfo *	info,
		float	pixels
	)

float stbtt_ScaleForMappingEmToPixels	(	const stbtt_fontinfo *	info,
		float	pixels
	)

void stbtt_GetFontVMetrics	(	const stbtt_fontinfo *	info,
		int *	ascent,
		int *	descent,
		int *	lineGap
	)

void stbtt_GetFontBoundingBox	(	const stbtt_fontinfo *	info,
		int *	x0,
		int *	y0,
		int *	x1,
		int *	y1
	)

void stbtt_GetCodepointHMetrics	(	const stbtt_fontinfo *	info,
		int	codepoint,
		int *	advanceWidth,
		int *	leftSideBearing
	)

int stbtt_GetCodepointKernAdvance	(	const stbtt_fontinfo *	info,
		int	ch1,
		int	ch2
	)

int stbtt_GetCodepointBox	(	const stbtt_fontinfo *	info,
		int	codepoint,
		int *	x0,
		int *	y0,
		int *	x1,
		int *	y1
	)

void stbtt_GetGlyphHMetrics	(	const stbtt_fontinfo *	info,
		int	glyph_index,
		int *	advanceWidth,
		int *	leftSideBearing
	)

int stbtt_GetGlyphKernAdvance	(	const stbtt_fontinfo *	info,
		int	glyph1,
		int	glyph2
	)

int stbtt_GetGlyphBox	(	const stbtt_fontinfo *	info,
		int	glyph_index,
		int *	x0,
		int *	y0,
		int *	x1,
		int *	y1
	)

int stbtt_IsGlyphEmpty	(	const stbtt_fontinfo *	info,
		int	glyph_index
	)

int stbtt_GetCodepointShape	(	const stbtt_fontinfo *	info,
		int	unicode_codepoint,
		stbtt_vertex **	vertices
	)

int stbtt_GetGlyphShape	(	const stbtt_fontinfo *	info,
		int	glyph_index,
		stbtt_vertex **	vertices
	)

void stbtt_FreeShape	(	const stbtt_fontinfo *	info,
		stbtt_vertex *	vertices
	)

void stbtt_FreeBitmap	(	unsigned char *	bitmap,
		void *	userdata
	)

unsigned char* stbtt_GetCodepointBitmap	(	const stbtt_fontinfo *	info,
		float	scale_x,
		float	scale_y,
		int	codepoint,
		int *	width,
		int *	height,
		int *	xoff,
		int *	yoff
	)

unsigned char* stbtt_GetCodepointBitmapSubpixel	(	const stbtt_fontinfo *	info,
		float	scale_x,
		float	scale_y,
		float	shift_x,
		float	shift_y,
		int	codepoint,
		int *	width,
		int *	height,
		int *	xoff,
		int *	yoff
	)

void stbtt_MakeCodepointBitmap	(	const stbtt_fontinfo *	info,
		unsigned char *	output,
		int	out_w,
		int	out_h,
		int	out_stride,
		float	scale_x,
		float	scale_y,
		int	codepoint
	)

void stbtt_MakeCodepointBitmapSubpixel	(	const stbtt_fontinfo *	info,
		unsigned char *	output,
		int	out_w,
		int	out_h,
		int	out_stride,
		float	scale_x,
		float	scale_y,
		float	shift_x,
		float	shift_y,
		int	codepoint
	)

void stbtt_GetCodepointBitmapBox	(	const stbtt_fontinfo *	font,
		int	codepoint,
		float	scale_x,
		float	scale_y,
		int *	ix0,
		int *	iy0,
		int *	ix1,
		int *	iy1
	)

void stbtt_GetCodepointBitmapBoxSubpixel	(	const stbtt_fontinfo *	font,
		int	codepoint,
		float	scale_x,
		float	scale_y,
		float	shift_x,
		float	shift_y,
		int *	ix0,
		int *	iy0,
		int *	ix1,
		int *	iy1
	)

unsigned char* stbtt_GetGlyphBitmap	(	const stbtt_fontinfo *	info,
		float	scale_x,
		float	scale_y,
		int	glyph,
		int *	width,
		int *	height,
		int *	xoff,
		int *	yoff
	)

unsigned char* stbtt_GetGlyphBitmapSubpixel	(	const stbtt_fontinfo *	info,
		float	scale_x,
		float	scale_y,
		float	shift_x,
		float	shift_y,
		int	glyph,
		int *	width,
		int *	height,
		int *	xoff,
		int *	yoff
	)

void stbtt_MakeGlyphBitmap	(	const stbtt_fontinfo *	info,
		unsigned char *	output,
		int	out_w,
		int	out_h,
		int	out_stride,
		float	scale_x,
		float	scale_y,
		int	glyph
	)

void stbtt_MakeGlyphBitmapSubpixel	(	const stbtt_fontinfo *	info,
		unsigned char *	output,
		int	out_w,
		int	out_h,
		int	out_stride,
		float	scale_x,
		float	scale_y,
		float	shift_x,
		float	shift_y,
		int	glyph
	)

void stbtt_GetGlyphBitmapBox	(	const stbtt_fontinfo *	font,
		int	glyph,
		float	scale_x,
		float	scale_y,
		int *	ix0,
		int *	iy0,
		int *	ix1,
		int *	iy1
	)

void stbtt_GetGlyphBitmapBoxSubpixel	(	const stbtt_fontinfo *	font,
		int	glyph,
		float	scale_x,
		float	scale_y,
		float	shift_x,
		float	shift_y,
		int *	ix0,
		int *	iy0,
		int *	ix1,
		int *	iy1
	)

void stbtt_Rasterize	(	stbtt__bitmap *	result,
		float	flatness_in_pixels,
		stbtt_vertex *	vertices,
		int	num_verts,
		float	scale_x,
		float	scale_y,
		float	shift_x,
		float	shift_y,
		int	x_off,
		int	y_off,
		int	invert,
		void *	userdata
	)

int stbtt_FindMatchingFont	(	const unsigned char *	fontdata,
		const char *	name,
		int	flags
	)

int stbtt_CompareUTF8toUTF16_bigendian	(	const char *	s1,
		int	len1,
		const char *	s2,
		int	len2
	)

const char* stbtt_GetFontNameString	(	const stbtt_fontinfo *	font,
		int *	length,
		int	platformID,
		int	encodingID,
		int	languageID,
		int	nameID
	)