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-- Use arrow keys to move the turtle around. -- -- Forward with UP and turn with LEFT and RIGHT. -- -- Learn more about the playground here: -- https://package.elm-lang.org/packages/evancz/elm-playground/latest/ -- import Playground exposing (..) main = game view update { x = 0 , y = 0 , angle = 0 } view computer turtle = [ rectangle blue computer.screen.width computer.screen.height , image 96 96 "https://elm-lang.org/images/turtle.gif" |> move turtle.x turtle.y |> rotate turtle.angle ] update computer turtle = { x = turtle.x + toY computer.keyboard * cos (degrees turtle.angle) , y = turtle.y + toY computer.keyboard * sin (degrees turtle.angle) , angle = turtle.angle - toX computer.keyboard }