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Author Topic: Hack  (Read 1479 times)
Rafael
Pedit5
I take the Videopac and leave the Canoli!
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Posts: 2546



« on: October 10, 2009, 10:28:14 PM »

It?s just a Martian Treath hack I started years ago and update. I thinkin to includ some plus graphics on it. I like to know why the top of grid fliker (the same with Nightmare in a real console)
http://br.geocities.com/heatseekerbr/Hack3.bin
« Last Edit: October 11, 2009, 04:35:03 AM by Rafael » Logged
manopac
Game & App Development
Give this man a Jopac!
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Posts: 1130



« Reply #1 on: October 11, 2009, 12:05:15 AM »

propably because the computation of the game takes to much time in VBlank and the VDC is turned on too late ... just a wild guess without looking at the ROM or the game ...
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sex, lies, and videopac
Rafael
Pedit5
I take the Videopac and leave the Canoli!
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Posts: 2546



« Reply #2 on: October 11, 2009, 01:36:16 AM »

propably because the computation of the game takes to much time in VBlank and the VDC is turned on too late ... just a wild guess without looking at the ROM or the game ...

And also when the ship colides with the top it disappear.  Shocked
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Rene_G7400
Pedit5
I take the Videopac and leave the Canoli!
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Posts: 2519



WWW
« Reply #3 on: October 11, 2009, 03:52:57 AM »

Yes, these problems occur only on 60 Hz consoles, since they have a much shorter VBlank duration.
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Rafael
Pedit5
I take the Videopac and leave the Canoli!
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Posts: 2546



« Reply #4 on: October 11, 2009, 04:37:57 AM »

Could it be solved (the same for Nightmare)?










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