Subject: RE: [stella] Fastest missile/ball draw From: "Bob Montgomery" <BobM@xxxxxxxxxxx> Date: Fri, 25 Feb 2005 12:45:38 -0500 |
Er, whoops. That doesn't quite work as I wrote it. This will work: lda BallHeight dcp BallYPosition sbc BallAdjuster sta ENABL ;+14 Where BallAdjuster = BallHeight - 2 I forgot which way the carry flag was flipped after the dcp. -bob -----Original Message----- From: Bob Montgomery Sent: Friday, February 25, 2005 8:18 AM To: stella@xxxxxxxxxxxxxxxxxx Subject: [stella] Fastest missile/ball draw The fastest way to draw a missile or ball (of variable height) that I have come up with is this: lda BallHeight dcp BallYPosition sbc BallHeight sta ENABL ;+14 Archives (includes files) at http://www.biglist.com/lists/stella/archives/ Unsub & more at http://stella.biglist.com
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