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- Path: grafix.xs4all.nl!john.hendrikx
- Date: Wed, 24 Jan 96 21:01:29 GMT+1
- Newsgroups: comp.sys.amiga.programmer
- Distribution: world
- Subject: Re: C2P
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- From: john.hendrikx@grafix.xs4all.nl (John Hendrikx)
- Message-ID: <john.hendrikx.48y9@grafix.xs4all.nl>
- Organization: Grafix Attack BBS Holland
-
- In a message of 19 Jan 96 Jorge Acereda Macia wrote to All:
-
- >> after having counted the scanlines the effect needs, (by measuring the
- >> hight of it on the TV! :D) you calculate
-
- >> time= (measured_height/height_of_wbscreen)*(256/312.5)*20ms
-
- JAM> Why don't you use ReadEClock()?
-
- Works great, in fact, when used properly (and when you time sufficient loops
- and take some other stuff into account) you can create a routine which is
- accurate enough to tell you that instructions like 'Move.l d0,d0' take 2.00
- cycles on a 68030 (so it is accurate to about 1/100th of a CPU cycle -- I guess
- that beats counting rasterlines)
-
- Grtz John
-
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