固定大小方塊的移動

function love.load()
player={
x=math.random(0,256),
y=math.random(0,256)
}
end

function love.draw()
love.graphics.rectangle("fill",player.x,player.y,32,32)

end

function love.keypressed(key)
if key == "down" then
if player.y <=256  then
player.y = player.y + 32
else
player.y = 256
end
elseif key=="up" then
if player.y >=0 then
player.y = player.y -32
else
player.y = 0
end
elseif key == "left" then
if player.x >=0 then
player.x = player.x -32
else
player.x = 0
end
elseif key== "right" then
if player.x <=256 then
player.x = player.x +32
else
player.x = 256
end
end
end