SdfAtlas.cpp File Reference

SDF glyph atlas baking and GPU upload implementation. More...

#include "SdfAtlas.hpp"
#include <SDL3/SDL.h>
#include <cstring>
#include <glm/glm.hpp>
#include <stb_truetype.h>
#include <vector>

Include dependency graph for SdfAtlas.cpp:

Classes
struct	Shelf
	Single shelf row used by the shelf-packing algorithm. More...

Macros
#define	STB_TRUETYPE_IMPLEMENTATION

Functions
static bool	packRect (std::vector< Shelf > &shelves, int atlasW, int atlasH, int w, int h, int &outX, int &outY)
	Try to pack a rectangle into the atlas using shelf-packing.

Detailed Description

SDF glyph atlas baking and GPU upload implementation.

Macro Definition Documentation

STB_TRUETYPE_IMPLEMENTATION

#define STB_TRUETYPE_IMPLEMENTATION

Function Documentation

packRect()

bool packRect ( std::vector< Shelf > & shelves, int atlasW, int atlasH, int w, int h, int & outX, int & outY )

static

Try to pack a rectangle into the atlas using shelf-packing.

Parameters

shelves	Current shelf state.
atlasW	Atlas width in pixels.
atlasH	Atlas height in pixels.
w	Rectangle width to pack.
h	Rectangle height to pack.
outX	Output x position in the atlas.
outY	Output y position in the atlas.

Returns

true if the rectangle was packed successfully.

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