GDD.docx

GDD.docx

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GDD

SkyWalk

TeamMembers

XaverFreiherrLoeffelholzvonColberg

N1509064J@e.ntu.edu.sg

YeKyawTun

YEKYAW001@e.ntu.edu.sg

LuZhifang

LUZH0005@e.ntu.edu.sg

ChewKorKiat

chew0318@e.ntu.edu.sg

HsuMyatMon

S140016@e.ntu.edu.sg

AdityaKumarChoudhury

adityaku001@e.ntu.edu.sg

Version1.0

1.GameOverview

1.1.GameConcept

1.2.FeatureSet

1.3.Genre

1.4.TargetAudience

1.5.GameFlowSummary

1.6.LookandFeel

1.7.ProjectScope

1.7.1.Numberoflocations

1.7.2.Numberoflevels

1.7.3.NumberofNPC’s

1.7.4.Numberofweapons

2.GameplayandMechanics

2.1.Gameplay

2.1.1.GameProgression

2.1.2.Mission/challengeStructure

2.1.3.PuzzleStructure

2.2.Mechanics

2.2.1.Physics

2.2.2.Movement

2.2.3.Platforms

2.2.4.Combat

2.2.5.Score

2.3.ScreenFlow

2.3.1.ScreenFlowChart

2.3.2.ScreenDescriptions

2.3.2.1.MainMenuScreen

2.3.2.2.Credits

2.3.2.3.InGame

2.4.ReplayingandSaving

3.Story,SettingandCharacter

3.1.StoryandNarrative

3.2.CutScenes

3.2.1.Cutscene#1

3.2.2.Cutscene#2

3.2.3.Cutscene#3

3.2.4.Cutscene#4

3.3.GameWorld

3.3.1.Generallookandfeelofworld

3.3.2.Characters

3.3.2.1.MainCharacter

3.3.2.2.Enemies

4.Levels

4.1.Level#1

4.1.1.Synopsis

4.1.2.Map

4.2.Level#2

4.2.1.Synopsis

4.2.2.Map

4.3.Level#3

4.3.1.Synopsis

4.3.2.Map

4.4.Level#4

4.4.1.Synopsis

4.4.2.Map

4.5.Level#5

4.5.1.Synopsis

4.5.2.Map

5.Interface

5.1.ControlSystem

5.2.CameraandHUD

5.3.Audio

5.3.1.Music

5.3.2.SoundEffects

6.ArtificialIntelligence

6.1.Behavior

6.2.Pathfinding

7.GameArt

7.1.Moodboard

7.2.Conceptdrawings

7.2.1.Monster

7.2.2.Gun

7.3.Finallook

8.Management

8.1.DetailedSchedule

8.2.Difficulties

9.AssetList

9.1.Levels

9.1.1.Tree（Start/Endplattform）

9.1.2.Cloud

9.1.3.Platform

9.1.4.Generatorandenergycage

9.1.5.UFO

9.2.Characters

9.2.1.Maincharacter

9.2.2.Monsters

9.3.Weapon

9.4.Trophies

9.4.1.DragonPlayground

9.4.2.ChangiAirportControlTower

9.4.3.Merlion

9.4.5.MarinaBaySands

1.GameOverview

Inthischapterwewillgiveanoverviewofourfirstpersonpuzzle-platformgame.Wewillexplainthegamemechanicsindetailandthegeneralscopeoftheproject.

1.1.GameConcept

Wepresentafirstpersoncontrolledgamewithadventureandjumpandrunelements.YouareplayingaSGhistorianwhowantstogetbackhistrophies.Littlemonstersstoleitfromhim,andtheyplacedthemonhightowers.Togetthereyouareabletoshootplatformsintheskyandwalkonthem.Totrapenemiesyoucanlurethemonplatformsandthedestroytheonebehindthemsotheyaretrapped.

1.2.FeatureSet

Thesearethemainfeaturesofourgame:

-maincharacter

-monsters

-platforms（canbecreatedanddestroyed）

-trophies（thegoalofeachlevel）

-generatorplatforms

1.3.Genre

Ourgenrecanbedescribedasfirstpersonpuzzle-platformgame.Weareinspiredbygameslike“Portal”or“Minecraft”.Whilethecontrolsarethesameasinafirstpersonshooter,youareactuallynotabletoshootandkillenemies.

1.4.TargetAudience

Wetargetabigaudience,everybodyfrom6-99yearsold,menandwomen.Ourgamehasnoviolenceorverycomplicatedmechanicsthatareonlysuitableforanolderaudience.Alsothegoalistocreatepuzzlesthatareinterestingforeveryagegroup.

1.5.GameFlowSummary

Theplayerseesthroughtheeyesofthecharacterheisplaying.Adotinthecenteroftheframeshowswhereheisaiming.Hisgunisalwaysinthepictureandhecanseehisbodyifhelooksdown.Hecanlookaroundbyusingthemouse.Hecanwalkandjump.Heuseshisguntoshootaplatform.Theplatformgetscreatedimmediately.Todestroyanexistingplatform,hecanalsousethesamegun.Hecanonlycreateconnectingplatforms,soshootingaplatformisonlypossibleinanadjacentareaofanexistingplatform.Hecandestroyeveryplatform,butdestroyingaplatformtakes0.5second.

Thegoalisalwaystocreateawaytothegoalplatformwiththetrophies.Theenemieshindertheplayertoreachthatgoal,sohehastotrapthemonplatformsanddestroytheconnectiontohimself.

1.6.LookandFeel

Wewanttocreateafriendlyandcolorfulatmosphere.Ourlevelsaresituatedinthesky,sothemaincolorswillbewhiteandbluefromthecloudsandheaven.Wetrytocreateallthemodelsinacolorfulandsimpleway.Stilltherenderingisphotorealistic.Wecanachievethisbyrealisticlightingandnormalmapstoaddmoredetailtothe3D-assets.

1.7.ProjectScope

Inthischapterwewillexplainthescopeofourgame.Wewillexplainindetailthenumbersofassetsthatarenecessaryandshowthegamesizeweareaimingfor.

1.7.1.Numberoflocations

Therewillbeonemainlocationwhichisthesky.Wewantthewholegametobebasedonthatlocation.Insidethissetwewillhavemultiplelevels.

1.7.2.Numberoflevels

Wewanttocreate5levels.Eachlevelcanbeplayedwhentheprecedinglevelissolved.Thegoalofeverylevelistogetoneofthe5trophiesback.Witheverylevelthedifficultyofgettingthetrophywillincrease.

1.7.3.NumberofNPC’s

Wehaveonetypeofenemy,alittlemonster.Thistypeofenemywilloccurineverylevel,thenumberofenemieswillincreasewhilethegameprogresses:

-Level1:

8enemies

-Level2:

9enemies

-Level3:

18enemies

-Level4:

16enemies

-Level5:

26enemies

1.7.4.Numberofweapons

Throughoutthewholegame,theplayerwillbeabletouseoneweapon.Webelievethatthissingleweapongivestheplayermultipleoptionstosolvepuzzles.Also,itsmechanicisnewtovideogames,soitwillbeinterestingenoughtouseonlythisoneweaponforthethewholegame.

2.GameplayandMechanics

Withourgame,wewanttocreatefunbydifferenttechniqueslikechallenge,sensation,fantasyandabitofexpression.Difficultpuzzlesarecreatedforchallengewhilesensationiscreatedbygettinghuntedbytheenemies.Fantasywillbecreatedbyourfantasticgameworldtoelevatetheleveloffunandtheplayercanevenexpresshimselfbycreating“drawings”ofplatformsinthesky.Inthischapterwewillexplainthegameplayandthemechanicsinmoredetailtogiveanoverviewofhowwewanttocreateafunexperiencewithourgame.

2.1.Gameplay

Thebiggoalofthegameistogetbackallthetrophies.Inthefollowing,wewillexplainthegameplaystartingfromthebigpicture,thegameprogressionandfinallygoingtothesmallesttasksinthegame.

2.1.1.GameProgression

Thegamehas5levels.Whenthegamestarts,youwillenterthemenu.Youwillsee5platformsinthemenu,butonlythefirstoneischoosable.Youwillstartplayingonceyouclickonthefirstplatformandgettothefirstlevel.Ifyousolvethelevel,youwillgetbacktothemenuandatrophyisshownonthefirstplatform.Nexttothetrophyyouwillalsoseethescoreyouachievedinthelevel.Thenyoucanchooseleveltwoandsoon.Onceyoufinishedalevelyoucanalsoplayitagainifyouwanttoachieveabetterscore.Whenallthelevelsarecompleted,youwillhaveatrophyoneveryplatforminthemenu.Dependingonthetimewewillendthegamewithacutsceneshowingourhappymaincharacterwithhistrophies.

2.1.2.Mission/challengeStructure

Ineverymissionyouwillstartononesingleplatform.Thereisagoalplatformthatisclearlyvisibleandthereareotherelementsliketheenemies.Insomelevelsthereisacagearoundthetrophyonthegoalplatform.Soifyouwanttoreachit,youneedtodestroythecage.

Onceyoucollectedthetrophyyouwillgetyourscoreforthelevel.Thepurposeofthescoreistomotivatetheplayertoplayinacertainmannerandmakehimplaylevelsmultipletimestoachieveahigherscore.Directlyaftercollectingthetrophyyouwillseethescoreandhowitiscalculated.

2.1.3.PuzzleStructure

Toreachaplatform,youcanshootplatformsintheskytocreateapath.Youcanwalkonit,buttheenemiescandosoaswell.Iftheyreachyou,theywillattackyouandkickyouofftheplatforms.Ifyoufalldown,youwillrestartthelevel.Tosurviveandreachyourgoals,youcanluretheenemiesbycreatingapathfromtheirplatformtoyours.Assoonastheystartrunninginyourdirection,youcandestroythebridge,andshortlyafterwards,destroytheplatformsbehindthem.Inthisway,theywillbetrappedandtheycannotgoanywhere.Youcanalsodestroytheplatformunderneaththeenemiesandtheywillfalldown.Butifoneenemyfallsdown,twonewenemieswillrespawnatthestartingpoint.Soifyouwanttogetthetrophyeasier,youhavetotraptheenemiesinsteadofmakingthemfall.Therearealsoenemiesonhigherplatforms.Ifthereisaplatformcloseunderneaththem,theywilljumpdownandattack.

Ifthereisacagearoundthetrophyonthegoalplatform,youwillseealineofenergygoingtoageneratorplatform.Youcandestroythecagebyconnectingthegeneratorplatformandthegoalplatform（byshootingotherplatforms）.Inotherlevelstherewillbemultiplegeneratorplatformslikethis.Thelineofenergyshowshowtheyneedtobeconnectedtodestroythecagearoundthetrophy.Inchapter4.Levels,youwillseepicturesillustratingtheconcept.

2.2.Mechanics

Inthischapterwewillexplaintherulestoourgame.

2.2.1.Physics

Ingeneralthegamewillhaverealisticphysics.Ifyouarenotstandingonaplatform,youwillfalldown.Platformscanflyalthoughtheyarenotconnectedtotheground.Theseplatformsaretheonlyelementthatisexcludedfromtherealworldphysics.Aswehavesetourgameinafantasticenvironment,webelievethismixofrealisticandfantasticelementsmakessenseforourgame.

2.2.2.Movement

Theplaye