"Sand Field" a my little simple code. There you find ani - the button randomizly moving on 8 ways and length of she s current path. Around ani is sand field , ani can t move from sand field because one of the field parameter (temperature or pressure) <>0. Ani was afraid to step into aquare with <>0 parameters. -"Sand Field" a my little simple code. There you find　ani - the button randomizly moving on 8 ways and length of she s current path. Around ani is　sand field , ani can t move from sand field because one of the field parameter (temperature or pressure) <>0. Ani was afraid to step into aquare with <>0 parameters.