Illustrative Rendering in Team Fortress 2

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1 Illutatve Rendeng n Team Fote 2 Jaon Mtchell Moby Fancke Dhabh Eng 2007 Valve Copoaton. All Rght Reeved.

2 Outlne Motvaton and elated wok Envonment Chaacte and nteactve hadng Futue wok 2007 Valve Copoaton. All Rght Reeved.

3 Team Fote 2 Cla-baed multplaye combat game whch wll be eleaed th fall Unque vual tyle Dffeentaton - multplaye combat game tend to embace a contempoay photoealtc look Gameplay -Team Fote ha alway featued catoonh, ove-the-top tuaton Readablty - Cla dffeentaton the coe of Team Fote 2, hence we needed to be able to clealy dffeentate clae vually 2007 Valve Copoaton. All Rght Reeved.

4 Envonment Degn Pncple Value contat Smple fom No unnecealy off-klte hape Mnmze vual noe Textue and geometc Mnmze epetton 2007 Valve Copoaton. All Rght Reeved.

5 Contatng Team Popete Red Wam colo Natual mateal Angula geomety Blue Cool colo Indutal mateal Othogonal fom 2007 Valve Copoaton. All Rght Reeved.

6 Blue bae n 2fot map 2007 Valve Copoaton. All Rght Reeved.

7 Red bae n 2fot map 2007 Valve Copoaton. All Rght Reeved.

8 Wold Rendeng Photoealtc technque fom ou othe game Radoty-geneated lght map Specal effect uch a eflecton and efacton Hand-panted textue wth mnmal noe, appled dectly to 3D geomety Looe detal wth vble buh toke Inheent oldty and fame-to-fame coheence Hold up unde magnfcaton bette than photoefeence Buh toke appea n pepectve, not n the 2D mage plane [Myazak02] Hgh fequency detal n photoealtc game can ovepowe degn Colo Palette 2007 Valve Copoaton. All Rght Reeved.

9 Myazak Buh Wdth Foehotened Can ealy magne a 3D camea move between thee 2D vew of the ame pace 2007 Valve Copoaton. All Rght Reeved. Backgound plate fom Spted Away

10 Neutal Entte Vaaton n hue and atuaton ae ued to dffeentate neutal entte n the game wold A hue othe than ed o blue ceate daocaton fom ethe team colo Inceaed atuaton make thee mpotant entte tand out n the deatuated envonment Equally benefcal o dangeou to ethe team Benefcal geen / cyan health pckup Dangeou yellow tan yad gate 2007 Valve Copoaton. All Rght Reeved.

11 2007 Valve Copoaton. All Rght Reeved.

12 Chaacte Degn Goal Ealy vble agant envonment Chaacte mut be eadable quckly by othe playe Communcate hape va hadng and lhouette unde all lghtng condton 2007 Valve Copoaton. All Rght Reeved.

13 Gooch, 1998 Hue and lumnance hft ndcate uface oentaton elatve to lght Blend between wam and cool baed upon unclamped Lambetan tem, undelyng albedo and ome fee paamete Exteme lght and dak ae eeved fo edge lne and hghlght Conventonal Shadng Gooch Shadng ( ) ( ) ( ) nˆ lˆ + k + α k + 1 nˆ lˆ + ( k + βk ) blue d yellow d 2007 Valve Copoaton. All Rght Reeved.

14 Lake, 2000 Lake ued a 1D textue lookup baed upon the Lambetan tem to mulate the lmted colo palette catoont ue fo pantng cel Alo allow fo the ncluon of a vew-ndependent peudo pecula hghlght by ncludng a mall numbe of bght texel at the lt end of the 1D textue map N L 2007 Valve Copoaton. All Rght Reeved.

15 Bala, 2006 Bala ha extended th technque by ung a 2D textue lookup to ncopoate vew-dependent and level-of-detal effect. Fenel-lke ceate a had vtual backlght whch eentally a m-lghtng tem, though th tem not degned to coepond to any patcula lghtng envonment. N V N V N L N L 2007 Valve Copoaton. All Rght Reeved.

16 Ealy 20th Centuy Commecal Illutaton Choe to adopt pecfc conventon of the commecal llutato J. C. Leyendecke: Shadng obey a wam-to-cool hue hft. Shadow go to cool, not black Satuaton nceae at the temnato wth epect to a gven lght ouce. The temnato often eddened. On chaacte, nteo detal uch a clothng fold ae choen to echo lhouette hape Slhouette ae often emphazed wth m hghlght athe than dak outlne 2007 Valve Copoaton. All Rght Reeved.

17 Rm Hghlght Red Temnato J.C. Leyendecke J.C. Leyendecke Aow colla advetement, 1929 Swmmn Hole, Valve Copoaton. All Rght Reeved.

18 Clothng Fold J.C. Leyendecke Thankgvng Valve Copoaton. All Rght Reeved. J.C. Leyendecke Tally-Ho, 1930

19 Engnee Concept 2007 Valve Copoaton. All Rght Reeved.

20 Rm Hghlghtng: Befoe 2007 Valve Copoaton. All Rght Reeved.

21 Rm Hghlghtng: Afte 2007 Valve Copoaton. All Rght Reeved.

22 Playe mut be able to quckly dentfy othe playe by team, cla and elected weapon at a vaety of dtance and vewpont We thnk of th n tem of a vual ead heachy Degn Goal Team Fend o Foe? Colo Cla Run o Attack? Dtnctve lhouette Body popoton Weapon Shoe, hat and clothng fold Selected weapon What he packn? Hghet contat at chet level, whee weapon held Gadent fom dak feet to lght chet Colo Palette 2007 Valve Copoaton. All Rght Reeved.

23 Chaacte Lghtng Equaton Vew ndependent k d a L ( ) ( ( ) ) + γ nˆ c w α nˆ lˆ β + + =1 L =1 [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) Vew-dependent 2007 Valve Copoaton. All Rght Reeved.

24 k d Vew Independent Tem a L ( ) ( ( ) ) + γ nˆ c w α nˆ lˆ β + =1 Spatally-vayng dectonal ambent 2007 Valve Copoaton. All Rght Reeved.

25 k d Vew Independent Tem a L ( ) ( ( ) ) + γ nˆ c w α nˆ lˆ β + =1 Spatally-vayng dectonal ambent Modfed Lambetan tem 2007 Valve Copoaton. All Rght Reeved.

26 k d Vew Independent Tem a L ( ) ( ( ) ) + γ nˆ c w α nˆ lˆ β + =1 Spatally-vayng dectonal ambent Modfed Lambetan tem Unclamped Lambetan tem 2007 Valve Copoaton. All Rght Reeved.

27 k d Vew Independent Tem a L ( ) ( ( ) ) + γ nˆ c w α nˆ lˆ β + =1 Spatally-vayng dectonal ambent Modfed Lambetan tem Unclamped Lambetan tem Scale, ba and exponent 2007 Valve Copoaton. All Rght Reeved.

28 Vew Independent Tem k d a L ( ) ( ( ) ) + γ nˆ c w α nˆ lˆ β + =1 Spatally-vayng dectonal ambent Modfed Lambetan tem Unclamped Lambetan tem Scale, ba and exponent Wapng functon Albedo 1 2 ( nˆ lˆ ) Valve Copoaton. All Rght Reeved.

29 k d Vew Independent Tem a L ( ) ( ( ) ) + γ nˆ c w α nˆ lˆ β + =1 Spatally-vayng dectonal ambent Modfed Lambetan tem Unclamped Lambetan tem Scale, ba and exponent Wapng functon 2007 Valve Copoaton. All Rght Reeved.

30 k d Vew Independent Tem a L ( ) ( ( ) ) + γ nˆ c w α nˆ lˆ β + =1 Spatally-vayng dectonal ambent Modfed Lambetan tem Unclamped Lambetan tem Scale, ba and exponent Wapng functon Albedo 2007 Valve Copoaton. All Rght Reeved.

31 k d Vew Independent Tem a L ( ) ( ( ) ) + γ nˆ c w α nˆ lˆ β + =1 Spatally-vayng dectonal ambent Modfed Lambetan tem Unclamped Lambetan tem Scale, ba and exponent Wapng functon Albedo 2007 Valve Copoaton. All Rght Reeved.

32 Ambent Cube Gound chaacte n game wold Pe-compute adance ample thoughout the envonment Vaable denty adance volume [Gege98] whee each ample defne an adance envonment map [Ramamooth01] Dectonal ambent tem whch nclude only ndect lght Lght beyond the ft fou can be added to the ambent cube Ued n a novel way n m lghtng, whch we ll dcu n a moment Dectonal Ambent Contant Ambent 2007 Valve Copoaton. All Rght Reeved.

33 L =1 Vew-dependent Tem [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) 2007 Valve Copoaton. All Rght Reeved.

34 L =1 Vew-dependent Tem [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) Multple Phong tem pe lght 2007 Valve Copoaton. All Rght Reeved.

35 L =1 Vew-dependent Tem [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) Multple Phong tem pe lght k m boad, contant exponent 2007 Valve Copoaton. All Rght Reeved.

36 L =1 Vew-dependent Tem [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) Multple Phong tem pe lght k m boad, contant exponent k pec exponent (contant o textue) 2007 Valve Copoaton. All Rght Reeved.

37 L =1 Vew-dependent Tem [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) Multple Phong tem pe lght k m boad, contant exponent k pec exponent (contant o textue) f att tuned Fenel tem 2007 Valve Copoaton. All Rght Reeved.

38 L =1 Vew-dependent Tem [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) Multple Phong tem pe lght k m boad, contant exponent k pec exponent (contant o textue) f att tuned Fenel tem f m Fenel tem, (1-(n v)) Valve Copoaton. All Rght Reeved.

39 L =1 Vew-dependent Tem [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) Multple Phong tem pe lght k m boad, contant exponent k pec exponent (contant o textue) f att tuned Fenel tem f m Fenel tem, (1-(n v)) 4 k m mak textue 2007 Valve Copoaton. All Rght Reeved.

40 L =1 Vew-dependent Tem [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) Multple Phong tem pe lght k m boad, contant exponent k pec exponent (contant o textue) f att tuned Fenel tem f m Fenel tem, (1-(n v)) 4 k m mak textue k pecula mak textue 2007 Valve Copoaton. All Rght Reeved.

41 L =1 Vew-dependent Tem [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) Multple Phong tem pe lght k m boad, contant exponent k pec exponent (contant o textue) f att tuned Fenel tem f m Fenel tem, (1-(n v)) 4 k m mak textue k pecula mak textue 2007 Valve Copoaton. All Rght Reeved.

42 L =1 Vew-dependent Tem [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) Multple Phong tem pe lght k m boad, contant exponent k pec exponent (contant o textue) f att tuned Fenel tem f m Fenel tem, (1-(n v)) 4 k m mak textue k pecula mak textue 2007 Valve Copoaton. All Rght Reeved.

43 L =1 Vew-dependent Tem [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) Multple Phong tem pe lght k m boad, contant exponent k pec exponent (contant o textue) f att tuned Fenel tem f m Fenel tem, (1-(n v)) 4 k m mak textue k pecula mak textue 2007 Valve Copoaton. All Rght Reeved.

44 L =1 Vew-dependent Tem [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) Multple Phong tem pe lght k m boad, contant exponent k pec exponent (contant o textue) f att tuned Fenel tem f m Fenel tem, (1-(n v)) 4 k m mak textue k pecula mak textue Dedcated m lghtng a(v) Dectonal ambent evaluated wth v 2007 Valve Copoaton. All Rght Reeved.

45 L =1 Vew-dependent Tem [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) Multple Phong tem pe lght k m boad, contant exponent k pec exponent (contant o textue) f att tuned Fenel tem f m Fenel tem, (1-(n v)) 4 k m mak textue k pecula mak textue Dedcated m lghtng a(v) Dectonal ambent evaluated wth v k ame m mak 2007 Valve Copoaton. All Rght Reeved.

46 L =1 Vew-dependent Tem [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) Multple Phong tem pe lght k m boad, contant exponent k pec exponent (contant o textue) f att tuned Fenel tem f m Fenel tem, (1-(n v)) 4 k m mak textue k pecula mak textue Dedcated m lghtng a(v) Dectonal ambent evaluated wth v k ame m mak f ame m Fenel 2007 Valve Copoaton. All Rght Reeved.

47 L =1 Vew-dependent Tem [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) Multple Phong tem pe lght k m boad, contant exponent k pec exponent (contant o textue) f att tuned Fenel tem f m Fenel tem, (1-(n v)) 4 k m mak textue k pecula mak textue Dedcated m lghtng a(v) Dectonal ambent evaluated wth v k ame m mak f ame m Fenel n u tem that make m hghlght tend to come fom above (u up vecto) 2007 Valve Copoaton. All Rght Reeved.

48 L =1 Vew-dependent Tem [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) Multple Phong tem pe lght k m boad, contant exponent k pec exponent (contant o textue) f att tuned Fenel tem f m Fenel tem, (1-(n v)) 4 k m mak textue k pecula mak textue Dedcated m lghtng a(v) Dectonal ambent evaluated wth v k ame m mak f ame m Fenel n u tem that make m hghlght tend to come fom above (u up vecto) 2007 Valve Copoaton. All Rght Reeved.

49 L =1 Vew-dependent Tem [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) Multple Phong tem pe lght k m boad, contant exponent k pec exponent (contant o textue) f att tuned Fenel tem f m Fenel tem, (1-(n v)) 4 k m mak textue k pecula mak textue Dedcated m lghtng a(v) Dectonal ambent evaluated wth v k ame m mak f ame m Fenel n u tem that make m hghlght tend to come fom above (u up vecto) 2007 Valve Copoaton. All Rght Reeved.

50 L =1 Vew-dependent Tem [ c k max( f ( vˆ ˆ ) k f k ( v ) )] pec, ˆ ˆ k m + ( nˆ uˆ ) f k a( vˆ ) Multple Phong tem pe lght k m boad, contant exponent k pec exponent (contant o textue) f att tuned Fenel tem f m Fenel tem, (1-(n v)) 4 k m mak textue k pecula mak textue Dedcated m lghtng a(v) Dectonal ambent evaluated wth v k ame m mak f ame m Fenel n u tem that make m hghlght tend to come fom above (u up vecto) 2007 Valve Copoaton. All Rght Reeved.

51 Futue Wok Moe flexble pecula Anotopc hghlght [Hedch98] [Gooch98] 2007 Valve Copoaton. All Rght Reeved. [Hedch98]

52 Futue Wok Moe flexble pecula Anotopc hghlght [Hedch98] [Gooch98] 2007 Valve Copoaton. All Rght Reeved. [Gooch98]

53 Futue Wok Moe flexble pecula Anotopc hghlght [Hedch98] [Gooch98] Shapng hghlght [Anjyo03] [Anjyo03] 2007 Valve Copoaton. All Rght Reeved.

54 Futue Wok Moe flexble pecula Anotopc hghlght [Hedch98] [Gooch98] Shapng hghlght [Anjyo03] Moe elable m tem 2007 Valve Copoaton. All Rght Reeved.

55 Futue Wok Moe flexble pecula Anotopc hghlght [Hedch98] [Gooch98] Shapng hghlght [Anjyo03] Moe elable m tem Image-pace contat enhancement [Luft06] 2007 Valve Copoaton. All Rght Reeved. [Luft06]

56 Futue Wok Moe flexble pecula Anotopc hghlght [Hedch98] [Gooch98] Shapng hghlght [Anjyo03] Moe elable m tem Image-pace contat enhancement [Luft06] Abtacted hadow [DeCoo07] [DeCoo07] 2007 Valve Copoaton. All Rght Reeved.

57 Concluon Motvaton and elated wok Envonment Chaacte and nteactve hadng Futue wok 2007 Valve Copoaton. All Rght Reeved.

Stylization with a Purpose The Illustrative World of Team Fortress 2. Jason Mitchell

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