My Pioneer Laservision player doesn't want to eject.
On Tue, 13 Nov 2018 at 08:16, Scott Lawrence <[email protected]> wrote:
>
> Yeah. I think this is the method I'm going to go with...
>
> I'm working on a laserdisc-based adventure game engine, highly inspired by
> Kevin Savetz' rediscovery of David Lubar's "Rollercoaster"/"Adventures in
> Videoland" game for the Apple II. I plan on demoing it at the Rochester
> Maker Faire this upcoming weekend... Tandy 200 + Pioneer LD player + "The
> Mind's Eye" LaserDisc.
>
> I'm trying to make the code as easily portable and modular as possible. I
> have the serial interface code written for the T200, and part of the game
> engine, but I'm focusing right now on having all of the game data stored in
> one chunk of program space, like a BIOS. The game engine in another chunk of
> program space and the game data in another. It was originally going to be
> purely DATA statements, but changing to "scene 300" via the above method is
> not a possibility. ;) So I'll have the ON X GOTO a,b,c... part of the game
> data area. ie the game data is stored in lines 500-1000... and to setup
> RESTORE for room 2:
> 100 RM=2 : GOTO 510
> or for item 1,
> 110 IT=1 : GOTO 520
> then in the beginning of the data chunk...
> 500 REM Game Data
> 510 ON RM GOTO 550, 560, 570
> 520 ON IT GOTO 580, 590, 600
> ...
> 550 RESTORE 551 : RETURN
> 551 DATA ...
> 560 RESTORE 561 : RETURN
> 561 DATA ...
>
> I know it's not efficient with respect to the BASIC interpreter, but i can
> optimize later. :)
>
> My outdated github link here: https://github.com/BleuLlama/LlamaLlaser
>
> -s
>
> On Tue, Nov 13, 2018 at 12:08 AM Ken Pettit <[email protected]> wrote:
>>
>> Hi Scott,
>>
>> The ROM only accepts immediate literal values. You would need to do
>> something like:
>>
>> 10 V = 2
>> 20 ON V GOSUB 80, 90
>> 30 READ X$
>> 40 PRINT X$
>> 50 END
>> 80 RESTORE 100:RETURN
>> 90 RESTORE 200:RETURN
>> 100 DATA "One hundred"
>> 200 DATA "Two hundred"
>>
>> Ken
>>
>> On 11/12/18 8:47 PM, Scott Lawrence wrote:
>>
>>
>> The "RESTORE" command... can it only take an immediate value, or is there a
>> way to pass it a variable?
>>
>> I want to do something like this:
>>
>> 10 V = 200
>> 20 RESTORE V
>> 30 READ X$
>> 40 PRINT X$
>> 50 END
>> 100 DATA "One hundred"
>> 200 DATA "Two hundred"
>>
>> And i expect the output of:
>>
>> Two hundred
>>
>> Instead I get:
>>
>> UL Error in 20
>>
>>
>> Or am I asking too much from BASIC? ;D
>>
>> -s
>>
>> --
>> Scott Lawrence
>> [email protected]
>>
>>
>
>
> --
> Scott Lawrence
> [email protected]
