| From: | Mark Sibly |
| Date: | 26 Aug 2001 at 21:20:39 |
| Subject: | Re: BlitzPC question (I know its to the wrong list!) |
http://64.41.104.152/dogstar.html
----- Original Message -----
From: "Gareth Griffiths" <mail@gazchap.com>
To: "Blitz List" <blitz-list@netsoc.ucd.ie>
Sent: Monday, August 27, 2001 12:12 AM
Subject: BlitzPC question (I know its to the wrong list!)
> Hi,
>
> First of all, how do I sub to the main BlitzPC list? The official site
> appears to be gone, redirecting me to blitz3d.co.uk (which looks damn
> interesting! :)
>
> Secondly, I can't seem to get the following code to do anything:
>
> -----------------------------------------------
> Const Grav#=0.1
> YSpeed=0 : X=320 : Y=240
>
> If KeyDown(208) ;208 being the down arrow key
> YSpeed=YSpeed-Grav
> Endif
>
> Y=Y+YSpeed
> DrawImage ply,X,Y
> -----------------------------------------------
>
> (cropped a bit to save space, the relevant Graphics/Flip/LoadImage
commands
> etc. are all there)
>
> Everything works if I change Grav to a number higher than 0.5 (0.501 even)
> and when I press the down arrow, the image moves down the screen.
>
> But as soon as I set it to 0.5 or lower, or even set it to 1 and tell it
to
> do Yspeed=Yspeed-(Grav/2) it refuses to work, and just sits there on the
> screen.
>
> I've also just noticed after putting a bit of info at the top of the
screen
> to tell me the values of the various X/Y things, that the minimum it will
> take away is an integer value - is it possible to do the maths with values
> below 1?!?! Surely it is!
>
> Cheers,
> GazChap.
> --
> Gareth Griffiths -- mailto:mail@gazchap.com -- http://www.gazchap.com
> "Bother", said Pooh, as Piglet stamped on his boll**ks.
>
>
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>
>
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