ohhh. I get it now. thanks!
--- On Wed, 2/11/09, pymike <[email protected]> wrote: From: pymike <[email protected]> Subject: Re: [pygame] move problems To: [email protected] Date: Wednesday, February 11, 2009, 6:08 PM Here's an example: UP = 0 DOWN = 1 LEFT = 2 RIGHT = 3 keys = [0, 0, 1, 0] #up, down, left, and right keys, respectively. 0 stands for 'not pressed', 1 stands for 'is pressed'. if LEFT in keys: print True Now, it won't work, because "2" is not in the keys list. if keys[LEFT]: print True This works, because you're checking to see if the 3rd numeral in the list is positive/true. HTH On Wed, Feb 11, 2009 at 5:46 PM, Yanom Mobis <[email protected]> wrote: Hmm. now i remember how it's done. the part about pygame.key.get_pressed returning 1's and 0's makes sense, but I just don't get why if key[K_UP]: works if if K_UP in key: doesn't. --- On Tue, 2/10/09, [email protected] <[email protected]> wrote: From: [email protected] <[email protected]> Subject: Re: [pygame] move problems To: [email protected] Date: Tuesday, February 10, 2009, 7:22 PM -----Inline Attachment Follows----- hi, K_UP has the value 273 and pygame.key.get_pressed() returns a tuple where the n'th value is 1 if the n'th key was pressed. This should work: if key[K_UP]: ..... > this code is in my main game loop > > key = pygame.key.get_pressed() #create a key index > > if K_UP in key: #check if the up arrow is pressed > redcar.speed = (0, -2) > else: > redcar.speed = (0, 0) > > redcar.rect = redcar.rect.move(redcar.speed) #move redcar by speed > > but pressing the up arrow doesn't move the sprite. -- - pymike "Python eggs me on."
