Ernesto%Arreguin%(eja2124)%% Danny%Park%(dsp2120)%%...
Transcript of Ernesto%Arreguin%(eja2124)%% Danny%Park%(dsp2120)%%...
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Next
Ernesto Arreguin (eja2124) Danny Park (dsp2120)
Morgan Ulinski (mu2189) Xiaowei Zhang (xz2242)
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• A programming language used to create text-‐based games – RPGS – “Choose your own adventure” stories
• Provides the tools needed to implement a game, while sSll allowing programmers freedom to decide: – LocaSons, characters, items – Game plot, acSons that take place – End condiSons
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• Data types – int, string – item, character, locaSon
• Next-‐specific constructs – New operators and statements
• exists, grab, drop, hide, show, kill • choose
– take input from the player and uses that to decide what branch to execute
• prob – inserts randomness into a game to make it more interesSng
• start – contains code associated with a given locaSon – specify game end condiSons
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• Next is a language where everything wriXen is a declaraSon • Possible Next declaraSons include the two primiSve Next data
types: – int – string
• Next also includes three complex data types: – item, – character – locaSon
• There is one more type of declaraSon, the start declaraSon, which declares the start and specifies what happens inside a locaSon. Once a locaSon is declared s start declaraSon must also be made for that locaSon
• The following example will help clarify the basics of Next:
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int fin; item object {(int size=3)} character person {(string say ="Hello World!"),(object)} locaSon here{( ),(object),(person)}
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int fin; item object {(int size=3)} character person {(string say ="Hello World!"),(object)} locaSon here{( ),(object),(person)} start here end (fin == 1){ if (exists here.object) then output person.say; else output object.size; fin = 1;
}
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Translate Next to JAVA Next code -> scanner -> parser -> first pass (checking) -> second pass (translating)
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• The Next language lets developers build text-‐based RPGs
• By providing abstracSons of commonly used funcSonality in RPGs we have tried to simplify the RPG building process
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• Team dynamic can make or break the project – Since there are so many moving parts, the team has to be able to work well together
• Source control choice is key – Kept us sane, someSmes
• Regular CommunicaSon – Allowed the project to run smoothly throughout the semester
• Problem? Add another level of indirecSon
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