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Curt Vendel

Crossbow Sources

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Last but certainly not least...

 

 

7800 Crossbow sources...

 

 

What might be interesting is to take this code and engine and make a 7800 version of Pitfall or perhaps 7800 Smurfs Adventure, Altered Beast? Heck, a Sonic Game for the 7800 could be possible...

 

 

Have fun!!!

 

 

Curt

CrossBow.zip

Edited by Curt Vendel

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Last but certainly not least...

 

 

7800 Crossbow sources...

 

 

What might be interesting is to take this code and engine and make a 7800 version of Pitfall or perhaps 7800 Smurfs Adventure, Altered Beast? Heck, a Sonic Game for the 7800 could be possible...

 

 

Have fun!!!

 

 

Curt

 

Since you're giving away sources for those games, I was wondering if you had the source for Ms. Pac-Man. I had this crazy idea that Ms. Pac-Man could be somehow turned into Pengo.

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According to the source code this should be the final version. I have not assembled it to verify.

 

Mitch

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What would you be using to compile these?

 

MadMac on an Atari ST computer.

 

Mitch

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What would you be using to compile these?

 

MadMac on an Atari ST computer.

 

Mitch

 

REally, you're using a ST on these?

 

Thanks Curt... a light gun game!! Sweet!

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What would you be using to compile these?

 

MadMac on an Atari ST computer.

 

Mitch

 

REally, you're using a ST on these?

 

Thanks Curt... a light gun game!! Sweet!

 

ST emulator actually. Though I'm not actually compiling them (Can't remember the correct MadMac command line). All of the ones I posted BINs for actually have either a compiled .O file or .SR file. .SR files can be easily converted to BIN files. .O files can be easily converted to SR files.

Incidentally, when you compile using MadMac it normally outputs a .O file.

 

Mitch

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What would you be using to compile these?

 

MadMac on an Atari ST computer.

 

Mitch

 

REally, you're using a ST on these?

 

Thanks Curt... a light gun game!! Sweet!

 

ST emulator actually. Though I'm not actually compiling them (Can't remember the correct MadMac command line). All of the ones I posted BINs for actually have either a compiled .O file or .SR file. .SR files can be easily converted to BIN files. .O files can be easily converted to SR files.

Incidentally, when you compile using MadMac it normally outputs a .O file.

 

Mitch

 

Hey Mitch,

 

Have you ever tried compiling before with Madmac? Just curious. I'd like to try messing around with 5200 Galaxian when I get a chance. There's some demo version Galaxian as well that would be neat to see.

 

Allan

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Hey Mitch,

 

Have you ever tried compiling before with Madmac? Just curious. I'd like to try messing around with 5200 Galaxian when I get a chance. There's some demo version Galaxian as well that would be neat to see.

 

Allan

 

Yes, I just can't remember what command line to use. I know it should be something simple. :ponder:

 

I'm not sure if the 5200 Galaxian is compatible with MadMac or not. If I remember how to compile one of the 7800 games I may try to compile that one as well.

 

Mitch

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Hey Mitch,

 

Have you ever tried compiling before with Madmac? Just curious. I'd like to try messing around with 5200 Galaxian when I get a chance. There's some demo version Galaxian as well that would be neat to see.

 

Allan

 

Yes, I just can't remember what command line to use. I know it should be something simple. :ponder:

 

I'm not sure if the 5200 Galaxian is compatible with MadMac or not. If I remember how to compile one of the 7800 games I may try to compile that one as well.

 

Mitch

 

Yea, I was wondering about that. Galaxian was created before the ST existed so it must have been a compiler on Atari's mainframe(?) computer before they made the ST and wrote the Madmac compiler. I wonder if Madmac on the ST was written to be compatible with the earlier compiler. Anybody know?

 

Allan

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OK, I figured it out. I must have been playing to much with Dasm recently and thinking of command lines. MadMac = Drag and Drop. :roll:

 

I compiled the first bank of Crossbow and it has three bytes different from the production version. I guess now I'll have to compile the other eight banks to see if there is anything else different. :ponder:

 

Mitch

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Bleh, no other changes other than the three bytes I already saw.

 

Mitch

 

Could those 3 bytes be bankswitching hot spots? It's hard to imagine what 3 bytes could be. A copyright date perhaps?

 

Tempest

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Bleh, no other changes other than the three bytes I already saw.

 

Mitch

 

Could those 3 bytes be bankswitching hot spots? It's hard to imagine what 3 bytes could be. A copyright date perhaps?

 

Tempest

 

I think one byte was the startup vector. Don't know about the other two.

 

Mitch

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Well now we at least know who wrote Crossbow. Scott Marshall... Why does that name sound familiar?

 

Tempest

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