[SDL] Keyboard movement: Can't use two keys at once?
sahanthegamecreator at gmail.com
Thu Sep 14 04:20:39 PDT 2006
so how would you do that with switch/case?
On 9/14/06, DARKGuy . <dark.guy.2008 at gmail.com> wrote:
> YAY! that worked like a charm! :D
> Uint8 *keystate = NULL;
> keystate = SDL_GetKeyState(NULL);
> if ( keystate[SDLK_UP] ) Player1->py -= 3;
> if ( keystate[SDLK_DOWN] ) Player1->py += 3;
> if ( keystate[SDLK_LEFT] ) Player1->px -= 3;
> if ( keystate[SDLK_RIGHT] ) Player1->px += 3;
> ^_^ thanks a bunch! :D
> On 9/14/06, Rasmus Neckelmann <neckelmann at gmail.com> wrote:
> > On 9/14/06, DARKGuy . < dark.guy.2008 at gmail.com> wrote:
> > > [snip]
> > > but I don't see how
> > > SDL_KEYUP would help me in this case...
> > When you receive a SDL_KEYDOWN event for 'up arrow' you can set a
> > 'Ship Moving Up' flag, and later when you receive a SDL_KEYUP event
> > for 'up arrow' you can clear it.
> > Alternatively you can use the SDL_GetKeyState() function to get a
> > snapshot of the entire keyboard state. Then you can have logic like:
> > "if up-arrow is pressed then move ship up"
> > etc...
> > --
> > Regards,
> > Rasmus Neckelmann
> > _______________________________________________
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> > SDL at libsdl.org
> > http://www.libsdl.org/mailman/listinfo/sdl
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