Re: Guru Meditation Exact Visual Specs

From: Gerrit Heitsch <>
Date: Thu, 11 Aug 2016 17:58:40 +0200
Message-ID: <>
On 08/11/2016 04:04 PM, smf wrote:
> On 11/08/2016 12:42, Christian Euler wrote:
>> The frame timing relies on the vertical blank counter by using
>> graphics.library/WaitTOF(). This means that the blinking speed is
>> different on a PAL or NTSC machine.
>> Alerts are displayed on a default PAL (or NTSC) 2-colour hires screen
>> mode.
> OCS chips couldn't switch between PAL and NTSC anyway, you were stuck
> with the default. Kickstart 1.3 didn't have code to switch between them
> either, although you could poke the registers to switch between them if
> you had ECS Agnus and Denise fitted.

You only needed the ECS AGNUS to be able to switch between PAL and NTSC. 
DENISE could be left OCS.


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Received on 2016-08-11 16:00:08

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