Method AddNewEntry

Source/Engine/Render2D/FontManager.cpp:116–329

}

bool FontManager::AddNewEntry(Font* font, Char c, FontCharacterEntry& entry)
{
    ScopeLock lock(Locker);

    const FontAsset* asset = font->GetAsset();
    const FontOptions& options = asset->GetOptions();
    const FT_Face face = asset->GetFTFace();
    ASSERT(face != nullptr);
    font->FlushFaceSize();

    // Set load flags
    uint32 glyphFlags = FT_LOAD_NO_BITMAP;
    const bool useAA = EnumHasAnyFlags(options.Flags, FontFlags::AntiAliasing);
    if (options.RasterMode == FontRasterMode::MSDF)
    {
        glyphFlags |= FT_LOAD_NO_AUTOHINT | FT_LOAD_NO_HINTING;
    }
    else if (useAA)
    {
        switch (options.Hinting)
        {
        case FontHinting::Auto:
            glyphFlags |= FT_LOAD_FORCE_AUTOHINT;
            break;
        case FontHinting::AutoLight:
            glyphFlags |= FT_LOAD_TARGET_LIGHT;
            break;
        case FontHinting::Monochrome:
            glyphFlags |= FT_LOAD_TARGET_MONO;
            break;
        case FontHinting::None:
            glyphFlags |= FT_LOAD_NO_AUTOHINT | FT_LOAD_NO_HINTING;
            break;
        case FontHinting::Default:
        default:
            glyphFlags |= FT_LOAD_TARGET_NORMAL;
            break;
        }
    }
    else
    {
        glyphFlags |= FT_LOAD_TARGET_MONO | FT_LOAD_FORCE_AUTOHINT;
    }

    // Get the index to the glyph in the font face
    const FT_UInt glyphIndex = FT_Get_Char_Index(face, c);
#if !BUILD_RELEASE
    if (glyphIndex == 0 && c >= '!')
    {
        LOG(Warning, "Font `{}` doesn't contain character `\\u{:x}`, consider choosing another font.", String(face->family_name), c);
    }
#endif

    // Init the character data
    Platform::MemoryClear(&entry, sizeof(entry));
    entry.Character = c;
    entry.Font = font;
    entry.IsValid = false;