Struct(TTF_Glyph)
{
    f32 off_x;
    f32 off_y;
    f32 width;
    f32 height;
    i32 advance;
    Rect atlas_rect;
};

Struct(TTF_Decoded)
{
    TTF_Glyph *glyphs;
    u16 glyphs_count;
    u16 *cache_indices;  /* Array of indices into the `glyphs` array in order of `cache_chars` */
    u32 image_width;
    u32 image_height;
    u32 *image_pixels;  /* Array of [width * height] pixels */
};

void TTF_Startup(void);

TTF_Decoded TTF_Decode(Arena *arena, String encoded, f32 point_size, u32 *cache_codes, u32 cache_codes_count);