#include "imgui.h"
#include "imgui_internal.h"
#include <stdio.h>
#include <stdlib.h>
#include "imstb_rectpack.h"
#include "imstb_truetype.h"

Include dependency graph for imgui_draw.cpp:

Go to the source code of this file.

Classes
struct	ImFontBuildDstData

struct	ImFontBuildSrcData

Macros
#define	GetCurrentClipRect() (_ClipRectStack.Size ? _ClipRectStack.Data[_ClipRectStack.Size-1] : _Data->ClipRectFullscreen)

#define	GetCurrentTextureId() (_TextureIdStack.Size ? _TextureIdStack.Data[_TextureIdStack.Size-1] : (ImTextureID)NULL)

#define	IM_FIXNORMAL2F(VX, VY) do { float d2 = VXVX + VYVY; if (d2 < 0.5f) d2 = 0.5f; float inv_lensq = 1.0f / d2; VX = inv_lensq; VY = inv_lensq; } while (0)

#define	IM_NORMALIZE2F_OVER_ZERO(VX, VY) do { float d2 = VXVX + VYVY; if (d2 > 0.0f) { float inv_len = 1.0f / ImSqrt(d2); VX = inv_len; VY = inv_len; } } while (0)

#define	IMGUI_DEFINE_MATH_OPERATORS

#define	stb__in2(x) ((i[x] << 8) + i[(x)+1])

#define	stb__in3(x) ((i[x] << 16) + stb__in2((x)+1))

#define	stb__in4(x) ((i[x] << 24) + stb__in3((x)+1))

#define	STB_RECT_PACK_IMPLEMENTATION

#define	STB_TRUETYPE_IMPLEMENTATION

#define	STBRP_ASSERT(x) IM_ASSERT(x)

#define	STBRP_SORT ImQsort

#define	STBRP_STATIC

#define	STBTT_assert(x) IM_ASSERT(x)

#define	STBTT_fabs(x) ImFabs(x)

#define	STBTT_fmod(x, y) ImFmod(x,y)

#define	STBTT_free(x, u) ((void)(u), IM_FREE(x))

#define	STBTT_iceil(x) ((int)ImCeil(x))

#define	STBTT_ifloor(x) ((int)ImFloorStd(x))

#define	STBTT_malloc(x, u) ((void)(u), IM_ALLOC(x))

#define	STBTT_pow(x, y) ImPow(x,y)

#define	STBTT_sqrt(x) ImSqrt(x)

#define	STBTT_STATIC

Functions
static bool	CanMergeDrawCommands (ImDrawCmd a, ImDrawCmd b)

static void	Decode85 (const unsigned char src, unsigned char dst)

static unsigned int	Decode85Byte (char c)

static const char *	GetDefaultCompressedFontDataTTFBase85 ()

static float	ImAcos01 (float x)

ImVec2	ImBezierCalc (const ImVec2 &p1, const ImVec2 &p2, const ImVec2 &p3, const ImVec2 &p4, float t)

void	ImFontAtlasBuildFinish (ImFontAtlas *atlas)

void	ImFontAtlasBuildInit (ImFontAtlas *atlas)

void	ImFontAtlasBuildMultiplyCalcLookupTable (unsigned char out_table[256], float in_brighten_factor)

void	ImFontAtlasBuildMultiplyRectAlpha8 (const unsigned char table[256], unsigned char *pixels, int x, int y, int w, int h, int stride)

void	ImFontAtlasBuildPackCustomRects (ImFontAtlas atlas, void stbrp_context_opaque)

static void	ImFontAtlasBuildRenderDefaultTexData (ImFontAtlas *atlas)

void	ImFontAtlasBuildSetupFont (ImFontAtlas atlas, ImFont font, ImFontConfig *font_config, float ascent, float descent)

bool	ImFontAtlasBuildWithStbTruetype (ImFontAtlas *atlas)

static void	PathBezierToCasteljau (ImVector< ImVec2 > *path, float x1, float y1, float x2, float y2, float x3, float y3, float x4, float y4, float tess_tol, int level)

static void	stb__lit (const unsigned char *data, unsigned int length)

static void	stb__match (const unsigned char *data, unsigned int length)

static unsigned int	stb_adler32 (unsigned int adler32, unsigned char *buffer, unsigned int buflen)

static unsigned int	stb_decompress (unsigned char output, const unsigned char input, unsigned int length)

static unsigned int	stb_decompress_length (const unsigned char *input)

static const unsigned char *	stb_decompress_token (const unsigned char *i)

static void	UnpackAccumulativeOffsetsIntoRanges (int base_codepoint, const short accumulative_offsets, int accumulative_offsets_count, ImWchar out_ranges)

static void	UnpackBitVectorToFlatIndexList (const ImBitVector in, ImVector< int > out)

Variables
static const ImVec2	FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA [ImGuiMouseCursor_COUNT][3]

const int	FONT_ATLAS_DEFAULT_TEX_DATA_H = 27

const unsigned int	FONT_ATLAS_DEFAULT_TEX_DATA_ID = 0x80000000

static const char	FONT_ATLAS_DEFAULT_TEX_DATA_PIXELS [FONT_ATLAS_DEFAULT_TEX_DATA_W_HALF *FONT_ATLAS_DEFAULT_TEX_DATA_H+1]

const int	FONT_ATLAS_DEFAULT_TEX_DATA_W_HALF = 108

static const char	proggy_clean_ttf_compressed_data_base85 [11980+1]

static const unsigned char *	stb__barrier_in_b

static unsigned char *	stb__barrier_out_b

static unsigned char *	stb__barrier_out_e

static unsigned char *	stb__dout

Macro Definition Documentation

◆ GetCurrentClipRect

#define GetCurrentClipRect ( ) (_ClipRectStack.Size ? _ClipRectStack.Data[_ClipRectStack.Size-1] : _Data->ClipRectFullscreen)

Definition at line 420 of file imgui_draw.cpp.

◆ GetCurrentTextureId

#define GetCurrentTextureId ( ) (_TextureIdStack.Size ? _TextureIdStack.Data[_TextureIdStack.Size-1] : (ImTextureID)NULL)

Definition at line 421 of file imgui_draw.cpp.

◆ IM_FIXNORMAL2F

#define IM_FIXNORMAL2F	(	VX,
		VY
	)	do { float d2 = VXVX + VYVY; if (d2 < 0.5f) d2 = 0.5f; float inv_lensq = 1.0f / d2; VX = inv_lensq; VY = inv_lensq; } while (0)

Definition at line 621 of file imgui_draw.cpp.

◆ IM_NORMALIZE2F_OVER_ZERO

#define IM_NORMALIZE2F_OVER_ZERO	(	VX,
		VY
	)	do { float d2 = VXVX + VYVY; if (d2 > 0.0f) { float inv_len = 1.0f / ImSqrt(d2); VX = inv_len; VY = inv_len; } } while (0)

Definition at line 620 of file imgui_draw.cpp.

◆ IMGUI_DEFINE_MATH_OPERATORS

#define IMGUI_DEFINE_MATH_OPERATORS

Definition at line 33 of file imgui_draw.cpp.

◆ stb__in2

#define stb__in2 ( x ) ((i[x] << 8) + i[(x)+1])

Definition at line 3405 of file imgui_draw.cpp.

◆ stb__in3

#define stb__in3 ( x ) ((i[x] << 16) + stb__in2((x)+1))

Definition at line 3406 of file imgui_draw.cpp.

◆ stb__in4

#define stb__in4 ( x ) ((i[x] << 24) + stb__in3((x)+1))

Definition at line 3407 of file imgui_draw.cpp.

◆ STB_RECT_PACK_IMPLEMENTATION

#define STB_RECT_PACK_IMPLEMENTATION

Definition at line 125 of file imgui_draw.cpp.

◆ STB_TRUETYPE_IMPLEMENTATION

#define STB_TRUETYPE_IMPLEMENTATION

Definition at line 146 of file imgui_draw.cpp.

◆ STBRP_ASSERT

#define STBRP_ASSERT ( x ) IM_ASSERT(x)

Definition at line 123 of file imgui_draw.cpp.

◆ STBRP_SORT

#define STBRP_SORT ImQsort

Definition at line 124 of file imgui_draw.cpp.

◆ STBRP_STATIC

#define STBRP_STATIC

Definition at line 122 of file imgui_draw.cpp.

◆ STBTT_assert

#define STBTT_assert ( x ) IM_ASSERT(x)

Definition at line 138 of file imgui_draw.cpp.

◆ STBTT_fabs

#define STBTT_fabs ( x ) ImFabs(x)

Definition at line 142 of file imgui_draw.cpp.

◆ STBTT_fmod

#define STBTT_fmod	(	x,
		y
	)	ImFmod(x,y)

Definition at line 139 of file imgui_draw.cpp.

◆ STBTT_free

#define STBTT_free	(	x,
		u
	)	((void)(u), IM_FREE(x))

Definition at line 137 of file imgui_draw.cpp.

◆ STBTT_iceil

#define STBTT_iceil ( x ) ((int)ImCeil(x))

Definition at line 144 of file imgui_draw.cpp.

◆ STBTT_ifloor

#define STBTT_ifloor ( x ) ((int)ImFloorStd(x))

Definition at line 143 of file imgui_draw.cpp.

◆ STBTT_malloc

#define STBTT_malloc	(	x,
		u
	)	((void)(u), IM_ALLOC(x))

Definition at line 136 of file imgui_draw.cpp.

◆ STBTT_pow

#define STBTT_pow	(	x,
		y
	)	ImPow(x,y)

Definition at line 141 of file imgui_draw.cpp.

◆ STBTT_sqrt

#define STBTT_sqrt ( x ) ImSqrt(x)

Definition at line 140 of file imgui_draw.cpp.

◆ STBTT_STATIC

#define STBTT_STATIC

Definition at line 145 of file imgui_draw.cpp.

Function Documentation

◆ CanMergeDrawCommands()

static bool CanMergeDrawCommands	(	ImDrawCmd *	a,
		ImDrawCmd *	b
	)

inlinestatic

Definition at line 1351 of file imgui_draw.cpp.

◆ Decode85()

static void Decode85	(	const unsigned char *	src,
		unsigned char *	dst
	)

static

Definition at line 1739 of file imgui_draw.cpp.

◆ Decode85Byte()

static unsigned int Decode85Byte ( char c )

static

Definition at line 1738 of file imgui_draw.cpp.

◆ GetDefaultCompressedFontDataTTFBase85()

static const char * GetDefaultCompressedFontDataTTFBase85 ( )

static

Definition at line 3589 of file imgui_draw.cpp.

◆ ImAcos01()

static float ImAcos01 ( float x )

inlinestatic

Definition at line 3264 of file imgui_draw.cpp.

◆ ImBezierCalc()

ImVec2 ImBezierCalc	(	const ImVec2 &	p1,
		const ImVec2 &	p2,
		const ImVec2 &	p3,
		const ImVec2 &	p4,
		float	t
	)

Definition at line 935 of file imgui_draw.cpp.

◆ ImFontAtlasBuildFinish()

void ImFontAtlasBuildFinish ( ImFontAtlas * atlas )

Definition at line 2288 of file imgui_draw.cpp.

◆ ImFontAtlasBuildInit()

void ImFontAtlasBuildInit ( ImFontAtlas * atlas )

Definition at line 2206 of file imgui_draw.cpp.

◆ ImFontAtlasBuildMultiplyCalcLookupTable()

void ImFontAtlasBuildMultiplyCalcLookupTable	(	unsigned char	out_table[256],
		float	in_brighten_factor
	)

Definition at line 1895 of file imgui_draw.cpp.

◆ ImFontAtlasBuildMultiplyRectAlpha8()

void ImFontAtlasBuildMultiplyRectAlpha8	(	const unsigned char	table[256],
		unsigned char *	pixels,
		int	x,
		int	y,
		int	w,
		int	h,
		int	stride
	)

Definition at line 1904 of file imgui_draw.cpp.

◆ ImFontAtlasBuildPackCustomRects()

void ImFontAtlasBuildPackCustomRects	(	ImFontAtlas *	atlas,
		void *	stbrp_context_opaque
	)

Definition at line 2230 of file imgui_draw.cpp.

◆ ImFontAtlasBuildRenderDefaultTexData()

static void ImFontAtlasBuildRenderDefaultTexData ( ImFontAtlas * atlas )

static

Definition at line 2257 of file imgui_draw.cpp.

◆ ImFontAtlasBuildSetupFont()

void ImFontAtlasBuildSetupFont	(	ImFontAtlas *	atlas,
		ImFont *	font,
		ImFontConfig *	font_config,
		float	ascent,
		float	descent
	)

Definition at line 2216 of file imgui_draw.cpp.

◆ ImFontAtlasBuildWithStbTruetype()

bool ImFontAtlasBuildWithStbTruetype ( ImFontAtlas * atlas )

Definition at line 1949 of file imgui_draw.cpp.

◆ PathBezierToCasteljau()

static void PathBezierToCasteljau	(	ImVector< ImVec2 > *	path,
		float	x1,
		float	y1,
		float	x2,
		float	y2,
		float	x3,
		float	y3,
		float	x4,
		float	y4,
		float	tess_tol,
		int	level
	)

static

Definition at line 946 of file imgui_draw.cpp.

◆ stb__lit()

static void stb__lit	(	const unsigned char *	data,
		unsigned int	length
	)

static

Definition at line 3396 of file imgui_draw.cpp.

◆ stb__match()

static void stb__match	(	const unsigned char *	data,
		unsigned int	length
	)

static

Definition at line 3387 of file imgui_draw.cpp.

◆ stb_adler32()

static unsigned int stb_adler32	(	unsigned int	adler32,
		unsigned char *	buffer,
		unsigned int	buflen
	)

static

Definition at line 3426 of file imgui_draw.cpp.

◆ stb_decompress()

static unsigned int stb_decompress	(	unsigned char *	output,
		const unsigned char *	input,
		unsigned int	length
	)

static

Definition at line 3457 of file imgui_draw.cpp.

◆ stb_decompress_length()

static unsigned int stb_decompress_length ( const unsigned char * input )

static

Definition at line 3379 of file imgui_draw.cpp.

◆ stb_decompress_token()

static const unsigned char* stb_decompress_token ( const unsigned char * i )

static

Definition at line 3409 of file imgui_draw.cpp.

◆ UnpackAccumulativeOffsetsIntoRanges()

static void UnpackAccumulativeOffsetsIntoRanges	(	int	base_codepoint,
		const short *	accumulative_offsets,
		int	accumulative_offsets_count,
		ImWchar *	out_ranges
	)

static

Definition at line 2367 of file imgui_draw.cpp.

◆ UnpackBitVectorToFlatIndexList()

static void UnpackBitVectorToFlatIndexList	(	const ImBitVector *	in,
		ImVector< int > *	out
	)

static

Definition at line 1937 of file imgui_draw.cpp.

Variable Documentation

◆ FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA

const ImVec2 FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[ImGuiMouseCursor_COUNT][3]

static

Initial value:

=
{
    
    { ImVec2( 0,3), ImVec2(12,19), ImVec2( 0, 0) }, 
    { ImVec2(13,0), ImVec2( 7,16), ImVec2( 1, 8) }, 
    { ImVec2(31,0), ImVec2(23,23), ImVec2(11,11) }, 
    { ImVec2(21,0), ImVec2( 9,23), ImVec2( 4,11) }, 
    { ImVec2(55,18),ImVec2(23, 9), ImVec2(11, 4) }, 
    { ImVec2(73,0), ImVec2(17,17), ImVec2( 8, 8) }, 
    { ImVec2(55,0), ImVec2(17,17), ImVec2( 8, 8) }, 
    { ImVec2(91,0), ImVec2(17,22), ImVec2( 5, 0) }, 
}

Definition at line 1578 of file imgui_draw.cpp.

◆ FONT_ATLAS_DEFAULT_TEX_DATA_H

const int FONT_ATLAS_DEFAULT_TEX_DATA_H = 27

Definition at line 1545 of file imgui_draw.cpp.

◆ FONT_ATLAS_DEFAULT_TEX_DATA_ID

const unsigned int FONT_ATLAS_DEFAULT_TEX_DATA_ID = 0x80000000

Definition at line 1546 of file imgui_draw.cpp.

◆ FONT_ATLAS_DEFAULT_TEX_DATA_PIXELS

const char FONT_ATLAS_DEFAULT_TEX_DATA_PIXELS[FONT_ATLAS_DEFAULT_TEX_DATA_W_HALF *FONT_ATLAS_DEFAULT_TEX_DATA_H+1]

static

Initial value:

=
{
    "..-         -XXXXXXX-    X    -           X           -XXXXXXX          -          XXXXXXX-     XX          "
    "..-         -X.....X-   X.X   -          X.X          -X.....X          -          X.....X-    X..X         "
    "---         -XXX.XXX-  X...X  -         X...X         -X....X           -           X....X-    X..X         "
    "X           -  X.X  - X.....X -        X.....X        -X...X            -            X...X-    X..X         "
    "XX          -  X.X  -X.......X-       X.......X       -X..X.X           -           X.X..X-    X..X         "
    "X.X         -  X.X  -XXXX.XXXX-       XXXX.XXXX       -X.X X.X          -          X.X X.X-    X..XXX       "
    "X..X        -  X.X  -   X.X   -          X.X          -XX   X.X         -         X.X   XX-    X..X..XXX    "
    "X...X       -  X.X  -   X.X   -    XX    X.X    XX    -      X.X        -        X.X      -    X..X..X..XX  "
    "X....X      -  X.X  -   X.X   -   X.X    X.X    X.X   -       X.X       -       X.X       -    X..X..X..X.X "
    "X.....X     -  X.X  -   X.X   -  X..X    X.X    X..X  -        X.X      -      X.X        -XXX X..X..X..X..X"
    "X......X    -  X.X  -   X.X   - X...XXXXXX.XXXXXX...X -         X.X   XX-XX   X.X         -X..XX........X..X"
    "X.......X   -  X.X  -   X.X   -X.....................X-          X.X X.X-X.X X.X          -X...X...........X"
    "X........X  -  X.X  -   X.X   - X...XXXXXX.XXXXXX...X -           X.X..X-X..X.X           - X..............X"
    "X.........X -XXX.XXX-   X.X   -  X..X    X.X    X..X  -            X...X-X...X            -  X.............X"
    "X..........X-X.....X-   X.X   -   X.X    X.X    X.X   -           X....X-X....X           -  X.............X"
    "X......XXXXX-XXXXXXX-   X.X   -    XX    X.X    XX    -          X.....X-X.....X          -   X............X"
    "X...X..X    ---------   X.X   -          X.X          -          XXXXXXX-XXXXXXX          -   X...........X "
    "X..X X..X   -       -XXXX.XXXX-       XXXX.XXXX       -------------------------------------    X..........X "
    "X.X  X..X   -       -X.......X-       X.......X       -    XX           XX    -           -    X..........X "
    "XX    X..X  -       - X.....X -        X.....X        -   X.X           X.X   -           -     X........X  "
    "      X..X          -  X...X  -         X...X         -  X..X           X..X  -           -     X........X  "
    "       XX           -   X.X   -          X.X          - X...XXXXXXXXXXXXX...X -           -     XXXXXXXXXX  "
    "------------        -    X    -           X           -X.....................X-           ------------------"
    "                    ----------------------------------- X...XXXXXXXXXXXXX...X -                             "
    "                                                      -  X..X           X..X  -                             "
    "                                                      -   X.X           X.X   -                             "
    "                                                      -    XX           XX    -                             "
}

Definition at line 1547 of file imgui_draw.cpp.

◆ FONT_ATLAS_DEFAULT_TEX_DATA_W_HALF

const int FONT_ATLAS_DEFAULT_TEX_DATA_W_HALF = 108

Definition at line 1544 of file imgui_draw.cpp.

◆ proggy_clean_ttf_compressed_data_base85

const char proggy_clean_ttf_compressed_data_base85[11980+1]

static

Definition at line 3501 of file imgui_draw.cpp.

◆ stb__barrier_in_b

const unsigned char* stb__barrier_in_b

static

Definition at line 3385 of file imgui_draw.cpp.

◆ stb__barrier_out_b

unsigned char * stb__barrier_out_b

static

Definition at line 3384 of file imgui_draw.cpp.

◆ stb__barrier_out_e

unsigned char* stb__barrier_out_e

static

Definition at line 3384 of file imgui_draw.cpp.

◆ stb__dout

unsigned char* stb__dout

static

Definition at line 3386 of file imgui_draw.cpp.

Classes

Macros

Functions

Variables

Macro Definition Documentation

◆ GetCurrentClipRect

◆ GetCurrentTextureId

◆ IM_FIXNORMAL2F

◆ IM_NORMALIZE2F_OVER_ZERO

◆ IMGUI_DEFINE_MATH_OPERATORS

◆ stb__in2

◆ stb__in3

◆ stb__in4

◆ STB_RECT_PACK_IMPLEMENTATION

◆ STB_TRUETYPE_IMPLEMENTATION

◆ STBRP_ASSERT

◆ STBRP_SORT

◆ STBRP_STATIC

◆ STBTT_assert

◆ STBTT_fabs

◆ STBTT_fmod

◆ STBTT_free

◆ STBTT_iceil

◆ STBTT_ifloor

◆ STBTT_malloc

◆ STBTT_pow

◆ STBTT_sqrt

◆ STBTT_STATIC

Function Documentation

◆ CanMergeDrawCommands()

◆ Decode85()

◆ Decode85Byte()

◆ GetDefaultCompressedFontDataTTFBase85()

◆ ImAcos01()

◆ ImBezierCalc()

◆ ImFontAtlasBuildFinish()

◆ ImFontAtlasBuildInit()

◆ ImFontAtlasBuildMultiplyCalcLookupTable()

◆ ImFontAtlasBuildMultiplyRectAlpha8()

◆ ImFontAtlasBuildPackCustomRects()

◆ ImFontAtlasBuildRenderDefaultTexData()

◆ ImFontAtlasBuildSetupFont()

◆ ImFontAtlasBuildWithStbTruetype()

◆ PathBezierToCasteljau()

◆ stb__lit()

◆ stb__match()

◆ stb_adler32()

◆ stb_decompress()

◆ stb_decompress_length()

◆ stb_decompress_token()

◆ UnpackAccumulativeOffsetsIntoRanges()

◆ UnpackBitVectorToFlatIndexList()

Variable Documentation

◆ FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA

◆ FONT_ATLAS_DEFAULT_TEX_DATA_H

◆ FONT_ATLAS_DEFAULT_TEX_DATA_ID

◆ FONT_ATLAS_DEFAULT_TEX_DATA_PIXELS

◆ FONT_ATLAS_DEFAULT_TEX_DATA_W_HALF

◆ proggy_clean_ttf_compressed_data_base85

◆ stb__barrier_in_b

◆ stb__barrier_out_b

◆ stb__barrier_out_e

◆ stb__dout