Function initAssets: (ggl: GfxCtx, spriteAtlasPadding: number) => { urlPrefix: string sprites: AssetBucket<SpriteData> fonts: AssetBucket<FontData> bitmapFonts: AssetBucket<GfxFont> sounds: AssetBucket<SoundData> shaders: AssetBucket<Shader> custom: AssetBucket<any> music: Record<string, string> packer: TexPacker loaded: boolean }