Path: utzoo!attcan!uunet!ncrlnk!ncrcae!hubcap!gatech!uflorida!haven!adm!xadmx!VICPAUA%YALEVM.YCC.YALE.EDU%CUNYVM.CUNY.EDU@cunyvm.cuny.edu
From: VICPAUA%YALEVM.YCC.YALE.EDU%CUNYVM.CUNY.EDU@cunyvm.cu (Paul Vick)
Newsgroups: comp.lang.pascal
Subject: A TP programming problem...
Message-ID: <17872@adm.BRL.MIL>
Date: 17 Dec 88 03:13:21 GMT
Sender: news@adm.BRL.MIL
Lines: 18


  I'm looking for some help for a certain problem that I'm having with
To:       info-pascal@vim.brl.mil

Turbo Pascal 4.0. Here's the situation:

  I am writing a game in Turbo Pascal to be played through BBSs. For the
moment, I'm writing it to be used with the World War IV BBS system, which
simply intercepts all characters sent through DOS and routes them to the
modem - meaning I haven't needed to worry about controlling the modem or
any such thing. So far so good.
  However, I'm beginning to find that the current state of the game runs
too slow at the median speed of 1200 baud and impossibly slow at 300 baud
and so on. The principle culprit of this is the need I have for clearing
large spaces on the screen. I'm using ANSI terminal emulation, which is
all fine and dandy, except that it doesn't support some functions I need,
such as the aforementioned problem with clearing areas on the screen.
  So, the problem I'm faced with is: what is the most economical way to