Re: A83: ASM Help
[Prev][Next][Index][Thread]
Re: A83: ASM Help
I can imagine what you were doing...I used the XOR routine, so its turning the sprite on and off in your loop everytime. Use
the normal routine, not the XOR one.
You're trying to run in the Olympics before you've learnt to walk. Slow down. :)
Later,
James Matthews (matthews@tkb.att.ne.jp)
ICQ: 7413754
http://home.att.ne.jp/gold/tomcat21/index.html
http://library.advanced.org/18242/
----------
> From: Gary Hanson <ghanson@bellsouth.net>
> To: assembly-83@lists.ticalc.org
> Subject: Re: A83: ASM Help
> Date: Thursday, October 29, 1998 12:38 PM
>
>
> oh well i think i will give up on programming a game my code was just code from
> james matthews or whatevers tutorials with some stuff added on and every thing
> i do in asm i need help on so ill just try and get someone else program
> bomberman someone plz take my code and make a bomberman game i can help with
> ideas and beta test if u r interested contact me ghanson@bellsouth.net plz i
> just wanna play the game that was my favorite 4eva on the snes plz plz thanx
> felix
>
> Joe Wingbermuehle wrote:
>
> > call graphcopy_v or something like that is somewhere in your code. Put it
> > after you redraw the sprite only, not with the routine or after every time
> > you call the routine. You should have it only once in the main loop
> > actually.
> >
> > Joe Wingbermuehle
> > http://www.usmo.com/~joewing/
> >
> > -----Original Message-----
> > From: Gary Hanson <ghanson@bellsouth.net>
> > To: assembly-83@lists.ticalc.org <assembly-83@lists.ticalc.org>
> > Date: Wednesday, October 28, 1998 9:16 PM
> > Subject: Re: A83: ASM Help
> >
> > >
> > >i just use movax's sprite routine so i don't know what u r talkin bout
> > >
> > >Joe Wingbermuehle wrote:
> > >
> > >> Don't call the buffer copy routine so often, or use a faster buffer copy
> > >> routine. Never call a buffer copy routine when you're sprite is off!
> > That's
> > >> probably what you're doing.... You won't see flicker if you don't copy
> > the
> > >> buffer when the sprite is off.
> > >>
> > >> Joe Wingbermuehle
> > >> http://www.usmo.com/~joewing/
> > >>
> > >> -----Original Message-----
> > >> From: Gary Hanson <ghanson@bellsouth.net>
> > >> To: assembly-83@lists.ticalc.org <assembly-83@lists.ticalc.org>
> > >> Date: Wednesday, October 28, 1998 9:06 PM
> > >> Subject: Re: A83: ASM Help
> > >>
> > >> >
> > >> >well i know it doesn't flicker when i mover it slow but what if my
> > program
> > >> >depends on a sprite running around all the time??
> > >> >
> > >> >David Phillips wrote:
> > >> >
> > >> >> Flicker is caused by two things: slow erase/move/draw cycle and the
> > slow
> > >> >> lcd refresh rate. There is nothing you can do about the lcd being
> > slow,
> > >> >> besides not trying to move graphics too fast. The other thing that
> > >> causes
> > >> >> flicker is waiting too long after you erase the sprite to redraw it.
> > The
> > >> >> basic setup for sprites is to erase them, compute their new positions,
> > >> then
> > >> >> redraw all of them. If too much time passes after they are erased
> > before
> > >> >> they are redrawn, the user will perceive that as flicker.
> > >> >>
> > >> >> However, because the 83 uses a display controller and not a memory
> > mapped
> > >> >> display, there should not be any flicker caused by this, because it
> > >> should
> > >> >> only be dumped to the display controller after the sprites have been
> > >> >> completely erased and redrawn. You are probably just moving a sprite
> > too
> > >> >> fast, as usually happens on your first sprite program where all you do
> > is
> > >> >> move a sprite around the screen. Waiting longer in between frames
> > should
> > >> >> solve your problem.
> > >> >>
> > >> >> -----Original Message-----
> > >> >> From: Gary Hanson <ghanson@bellsouth.net>
> > >> >> To: assembly-83@lists.ticalc.org <assembly-83@lists.ticalc.org>
> > >> >> Date: Wednesday, October 28, 1998 8:45 PM
> > >> >> Subject: Re: A83: ASM Help
> > >> >>
> > >> >> >
> > >> >> >no im talkin about when its moving across the screen and it still
> > blinks
> > >> >> even when i
> > >> >> >make it move 2 pixels at a time
> > >> >> >Olle Hedman wrote:
> > >> >> >
> > >> >> >> The reson why it blinks when you hold down a key is not the
> > >> >> spriteroutine.. its
> > >> >> >> in your codeing.. I assume now that you mean it is blinking when
> > you
> > >> >> hold down
> > >> >> >> a key, and the sprite isnt moving.. (like its at the edge of the
> > >> screen
> > >> >> >> or such..) the way to solve this is to never erase a sprite unless
> > you
> > >> >> are going
> > >> >> >> to move it.. i you do.. it will flicker.. I mean.. when its at
> > the
> > >> >> edge, not
> > >> >> >> only skip the changeing of spriteposition.. also skip the updating
> > of
> > >> the
> > >> >> >> sprite..
> > >> >> >>
> > >> >> >> /Olle Hedman - alh
> > >> >> >>
> > >> >> >> Gary Hanson wrote:
> > >> >> >> >
> > >> >> >> > i already know some basic Assembly for the ti-83 from a help file
> > i
> > >> >> >> > downloaded but i wanna find out about better stuff like stuff
> > used
> > >> to
> > >> >> >> > program pacman for sos and how to set it up to make levels with
> > >> numbers
> > >> >> >> > and stuff where can i find out about this plz help i am stuck on
> > a
> > >> game
> > >> >> >> >
> > >> >> >> > also does anyone have a sprite routine that doesn't blink when u
> > >> hold
> > >> >> >> > down a key (movax's)
> > >> >> >> > help!
> > >> >> >> > felix
> > >> >> >
> > >> >> >
> > >> >
> > >> >
> > >> >
> > >
> > >
> > >
>
>
>