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Open Source Gaming & Game Dev @ 暨南大學 2013.05.08

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About me Johnson Lin

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About me Johnson Lin indie game dev / programmer

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About me Johnson Lin indie game dev / programmer igdshare.org & IGDA Taiwan ( igda.tw ) Staff

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About me Johnson Lin indie game dev / programmer igdshare.org & IGDA Taiwan ( igda.tw ) Staff archilife.org & Indie game contests scholarship ( 祐生研究基金會 )

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Overview 1. Linux / Open Source Games 2. Indie Games & Humble Bundle 3. The meanings of open source in gaming 4. Try your open source game making tools

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Overview 1. Linux / Open Source Games 2. Indie Games & Humble Bundle 3. The meanings of open source in gaming 4. Try your open source game making tools

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Linux / Open Source Games?? Stereotype perspective: …

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Linux / Open Source Games NetHack Stereotype perspective: …

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Linux / Open Source Games NetHack Stereotype perspective: …

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Linux / Open Source Games NetHack, Freeciv Stereotype perspective: …

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Linux / Open Source Games NetHack, Freeciv, Battle of Wesnoth … Stereotype perspective: …

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Linux / Open Source Games Doom / Quake series

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Wine & PlayOnLinux Is very important for gaming on Linux, but I don't want to focus too much on this because: 1. Not the "official" way 2. Users still have to deal with technical details 3. We have better choices coming our way

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(show games...)

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Steam for Linux 1. 2013.02.15 officially released

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Steam for Linux 1. 2013.02.15 officially released 2. https://github.com/ValveSoftware (see also developer.valvesoftware.com/wiki/Steam_under_Linux)

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Steam for Linux 1. 2013.02.15 officially released 2. https://github.com/ValveSoftware (see also developer.valvesoftware.com/wiki/Steam_under_Linux) 3. Source Engine ported to Linux

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Steam for Linux 1. 2013.02.15 officially released 2. https://github.com/ValveSoftware (see also developer.valvesoftware.com/wiki/Steam_under_Linux) 3. Source Engine ported to Linux 4. Currently 100+ games on Steam Linux

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Steam for Linux SteamBox

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Desura 1. 2011.11.26

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Desura 1. 2011.11.26 2. IndieDB / ModDB

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Desura 1. 2011.11.26 2. IndieDB / ModDB 3. Mostly Indie games & emphasize on mods.

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Desura 1. 2011.11.26 2. IndieDB / ModDB 3. Mostly Indie games & emphasize on mods. 4. https://github.com/lodle/Desurium

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EA interested?

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EA interested? 1. Long rumored & requested since 2011~2012

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EA interested? 1. Long rumored & requested since 2011~2012 2. 2012 they pushed 2 JavaScript games to Ubuntu store...

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EA interested? 1. Long rumored & requested since 2011~2012 2. 2012 they pushed 2 JavaScript games to Ubuntu store... 3. Wait and see. (as of 2013.05)

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Why they suddenly listen to Linux gamers? 1. Even OSX support doesn't have a long history 2. Steam OSX users around 3~4% 3. Isn't Linux's share even smaller?

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Overview 1. Linux / Open Source Games 2. Indie Games & Humble Bundle 3. The meanings of open source in gaming 4. Try your open source game making tools

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Indie Games Is a major factor to recent linux gaming & cross-platform gaming. World of Goo & Osmos, for example.

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Some other examples 0 A.D Heroes of Newerth

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Indie Games Roughly, Nowadays, In a few words:

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Indie Games Roughly, Nowadays, In a few words: 1. Usually by small team

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Indie Games Roughly, Nowadays, In a few words: 1. Usually by small team 2. Usually not funded by major publishers

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Indie Games Roughly, Nowadays, In a few words: 1. Usually by small team 2. Usually not funded by major publishers 3. Usually go through digital distribution

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Indie Games Roughly, Nowadays, In a few words: 1. Usually by small team 2. Usually not funded by major publishers 3. Usually go through digital distribution 4. Have creative freedom

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Humble "Indie" Bundle

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Humble "Indie" Bundle 1. Pay What You Want (PWYW)

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Humble "Indie" Bundle 1. Pay What You Want (PWYW) 2. DRM Free

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Humble "Indie" Bundle 1. Pay What You Want (PWYW) 2. DRM Free 3. Cross Platform: Win / OSX / Linux (There was a complaint: "How about BeOS, BSD, Solaris, PPC, ARM, Sparc etc etc???")

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Humble "Indie" Bundle 1. Pay What You Want (PWYW) 2. DRM Free 3. Cross Platform: Win / OSX / Linux (There was a complaint: "How about BeOS, BSD, Solaris, PPC, ARM, Sparc etc etc???") 4. Open Source if surpass 1M USD sales (HIB#1)

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Humble "Indie" Bundle 1. Pay What You Want (PWYW) 2. DRM Free 3. Cross Platform: Win / OSX / Linux (There was a complaint: "How about BeOS, BSD, Solaris, PPC, ARM, Sparc etc etc???") 4. Open Source if surpass 1M USD sales (HIB#1) 5. 2-week sales

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Humble "Indie" Bundle Ordinary management / marketing / sales people:

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Humble "Indie" Bundle Ordinary management / marketing / sales people:

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Humble "Indie" Bundle 1. Pay What You Want (O'Rly? That's your pricing strategy!?)

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Humble "Indie" Bundle 1. Pay What You Want (O'Rly? That's your pricing strategy!?) 2. DRM Free (PIRATE! PIIIRRAATTEEE!!!!!!)

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Humble "Indie" Bundle 1. Pay What You Want (O'Rly? That's your pricing strategy!?) 2. DRM Free (PIRATE! PIIIRRAATTEEE!!!!!!) 3. Cross Platform (Who's your target? How to control the porting cost?)

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Humble "Indie" Bundle 1. Pay What You Want (O'Rly? That's your pricing strategy!?) 2. DRM Free (PIRATE! PIIIRRAATTEEE!!!!!!) 3. Cross Platform (Who's your target? How to control the porting cost?) 4. Open Source *Management & marketing people hang themselves*

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Humble "Indie" Bundle Before Humble Bundle: 1. Steam has bundle sales, indie packs

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Humble "Indie" Bundle Before Humble Bundle: 1. Steam has bundle sales, indie packs

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Humble "Indie" Bundle Before Humble Bundle: 1. Steam has bundle sales, indie packs 2. World of Goo's PWYW sales campaign

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Humble "Indie" Bundle In addition to what World of Goo sales did: 1. More games (though mostly not NEW)

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Humble "Indie" Bundle In addition to what World of Goo sales did: 1. More games (though mostly not NEW) 2. More platforms

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Humble "Indie" Bundle In addition to what World of Goo sales did: 1. More games (though mostly not NEW) 2. More platforms 3. Better website user experience

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Humble "Indie" Bundle In addition to what World of Goo sales did: 1. More games (though mostly not NEW) 2. More platforms 3. Better website user experience 4. Charity (EFF & Child's Play)

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Humble "Indie" Bundle In addition to what World of Goo sales did: 1. More games (though mostly not NEW) 2. More platforms 3. Better website user experience 4. Charity (EFF & Child's Play) 5. Open Source (only in HIB#1)

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Humble "Indie" Bundle In addition to what World of Goo sales did: 1. More games (though mostly not NEW) 2. More platforms 3. Better website user experience 4. Charity (EFF & Child's Play) 5. Open Source (only in HIB#1) Their business development was hard

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Humble "Indie" Bundle #1

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Humble "Indie" Bundle #1 1. USD 250K in first day. (2010.05.04)

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Humble "Indie" Bundle #1 1. USD 250K in first day. (2010.05.04) 2. USD 1M by the end of first week. Open Source. (not every game in bundle open-sourced)

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Humble "Indie" Bundle #1 1. USD 250K in first day. (2010.05.04) 2. USD 1M by the end of first week. Open Source. (not every game in bundle open-sourced) 3. Revenue & Average purchase from different platforms: Windows OSX Linux Rev. % Avg(USD)

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Humble "Indie" Bundle #1 1. USD 250K in first day. (2010.05.04) 2. USD 1M by the end of first week. Open Source. (not every game in bundle open-sourced) 3. Revenue & Average purchase from different platforms: Windows OSX Linux Rev. % 50% 25% 25% Avg(USD) ~8 ~10 ~14

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Humble "Indie" Bundle #1 Is it a real thing? Or is it just like The Million Dollar Homepage?

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Humble "Indie" Bundle #2 1. 2010 Holiday week, compete with Steam & others.

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Humble "Indie" Bundle #2 1. 2010 Holiday week, compete with Steam & others. 2. USD 500K in first day.

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Humble "Indie" Bundle #2 1. 2010 Holiday week, compete with Steam & others. 2. USD 500K in first day. 3. Games like Braid ported to Linux for this.

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Humble "Indie" Bundle #2 1. 2010 Holiday week, compete with Steam & others. 2. USD 500K in first day. 3. Games like Braid ported to Linux for this. 4. Revenge of the Titan would open source If sales > 1.75M (and they did)

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Humble "Indie" Bundle #2 Revenue & Average purchase from different platforms: Windows OSX Linux Rev. % Avg(USD)

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Humble "Indie" Bundle #2 Revenue & Average purchase from different platforms: Windows OSX Linux Rev. % 58% 16% 25% Avg(USD) 6.68 9.27 13.74

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Humble "Indie" Bundle Revenue (USD) & Bundles sold (#): HIB1 HIB2 HIB3 HIB4 HIB5 HIB6 HIB7 (other kinds of bundles skipped) ~1,270,000 ~116,000 1,826,948 232,855 2,169,945 372,399 2,373,569 435,251 5,107,182 598,994 2,049,064 316,284 2,651,829 395,953

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Humble "Indie" Bundle 1. Lowest Linux share happened at HIB5: Win: 71.9% OSX: 17.9% Linux: 10.1%

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Humble "Indie" Bundle 1. Lowest Linux share happened at HIB5: Win: 71.9% OSX: 17.9% Linux: 10.1% 2. Linux purchasing average for HIB series NEVER lower than 10 USD

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Humble "Indie" Bundle 1. Lowest Linux share happened at HIB5: Win: 71.9% OSX: 17.9% Linux: 10.1% 2. Linux purchasing average for HIB series NEVER lower than 10 USD 3. While Windows purchasing average for HIB goes around 5 ~ 7 USD

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Humble "Indie" Bundle 1. Lowest Linux share happened at HIB5: Win: 71.9% OSX: 17.9% Linux: 10.1% 2. Linux purchasing average for HIB series NEVER lower than 10 USD 3. While Windows purchasing average for HIB goes around 5 ~ 7 USD 4. OSX + Linux always has 25%+ rev. share

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Humble "Indie" Bundle Bad things happen:

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Humble "Indie" Bundle Bad things happen: 1. Steam not sure of HIB initially

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Humble "Indie" Bundle Bad things happen: 1. Steam not sure of HIB initially 2. PayPal false-alarm for illegal activity

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Humble "Indie" Bundle Bad things happen: 1. Steam not sure of HIB initially 2. PayPal false-alarm for illegal activity 3. Bought HIB1 1,000 times for 0.01 USD

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Humble "Indie" Bundle Bad things happen: 1. Steam not sure of HIB initially 2. PayPal false-alarm for illegal activity 3. Bought HIB1 1,000 times for 0.01 USD 4. Bought HIB2 1,736 times for 0.01 USD

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Humble "Indie" Bundle On eBay: 「有批 HIB bundle 和 Steam code 好便宜啊」

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Humble "Indie" Bundle Bad things happen (cont.): 5. 25% piracy rate (as of HIB1 & HIB2)

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Humble "Indie" Bundle Bad things happen (cont.): 5. 25% piracy rate (as of HIB1 & HIB2) 6. "Lugaru" got cloned because of open source.

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Humble "Indie" Bundle Interesting fact (from HIB1 & HIB2):

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Humble "Indie" Bundle Interesting fact (from HIB1 & HIB2): 1. Top contributors can pay more than 1K

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Humble "Indie" Bundle Interesting fact (from HIB1 & HIB2): 1. Top contributors can pay more than 1K 2. Open source idea can be used in sales

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Humble "Indie" Bundle Interesting fact (from HIB1 & HIB2): 1. Top contributors can pay more than 1K 2. Open source idea can be used in sales 3. Avg. purchase $ from different email users: Hotmail: $6.15 Yahoo: $8.66 Gmail: $9.46

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Humble "Indie" Bundle Interesting fact (from HIB1 & HIB2): 1. Top contributors can pay more than 1K 2. Open source idea can be used in sales 3. Avg. purchase $ from different email users: Hotmail: $6.15 Yahoo: $8.66 Gmail: $9.46

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Humble Android Bundle 1. Most games can be played on other platforms

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Humble Android Bundle 1. Most games can be played on other platforms 2. Linux share is especially more significant

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Humble Double Fine Bundle CAME ONLINE WHEN I AM MAKING THIS SLIDE !!

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Humble Bundle inspired a lot of other bundles: IndieRoyale IndieGala Groupee Greenlight Bundle Bundle In a Box Game Music Bundle …. Humble "Indie" Bundle

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Humble "Indie" Bundle To conclude:

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Humble "Indie" Bundle To conclude: 1. OSX + Linux can provide 30~40% of rev.

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Humble "Indie" Bundle To conclude: 1. OSX + Linux can provide 30~40% of rev. 2. Linux users are very rich!!!

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Humble "Indie" Bundle To conclude: 1. OSX + Linux can provide 30~40% of rev. 2. Linux users are very rich the most generous

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All in all... As we can see from HIB, Steam on Linux => Linux gaming will become bigger

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All in all... As we can see from HIB, Steam on Linux => Linux gaming will become bigger We'll have more freedom of choice

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(do I have time to show some games?)

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Overview 1. Linux / Open Source Games 2. Indie Games & Humble Bundle 3. The meanings of open source in gaming 4. Try your open source game making tools

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Open Source to Gaming 1. commercial => release source code later

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Open Source to Gaming 1. commercial => release source code later 2. open source with non-free content

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Open Source to Gaming 1. commercial => release source code later 2. open source with non-free content 3. open source and free content

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Open Source to Gaming 1. commercial => release source code later 2. open source with non-free content 3. open source and free content 4. open development process / mod

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Open Source to Gaming 1. commercial => release source code later 2. open source with non-free content 3. open source and free content 4. open development process / mod 5. open source engine & toolchain

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Games w/ later released source Some examples: 1. Some of aforementioned HIB games

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Games w/ later released source Some examples: 1. Some of aforementioned HIB games 2. Doom 1~3 3. Quake 1~3

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Games w/ later released source Some examples: 1. Some of aforementioned HIB games 2. Doom 1~3 3. Quake 1~3 4. Homeworld 1

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Games w/ later released source Some examples: 1. Some of aforementioned HIB games 2. Doom 1~3 3. Quake 1~3 4. Homeworld 1 5. Star Wars: Jedi Knight / Academy

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Games w/ later released source Some examples: 1. Some of aforementioned HIB games 2. Doom 1~3 3. Quake 1~3 4. Homeworld 1 5. Star Wars: Jedi Knight / Academy 6. Freespace 2 Source Code Project

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Games w/ later released source Some examples: 1. Some of aforementioned HIB games 2. Doom 1~3 3. Quake 1~3 4. Homeworld 1 5. Star Wars: Jedi Knight / Academy 6. Freespace 2 Source Code Project ...and much more...

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Freespace 2 Source Code Project A lot of fan projects for Sci-Fi series: Babylon 5, Battlestar Galactica Wing Commander, Star Fox, etc ...

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Freespace 2 Source Code Project Diaspora: Shattered Armistice

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Freespace 2 Source Code Project (show game)

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Sell game with the source Jason Rohrer's Games: The Castle Doctrine Inside a Star-Filled Sky Sleep is Death Passage …

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Open Developement / Mod 1. Not fully open source

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Open Developement / Mod 1. Not fully open source 2. But certain source / scripts are openly available to community, not just "map editors"

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Open Developement / Mod 1. Not fully open source 2. But certain source / scripts are openly available to community, not just "map editors" For instance: Civilization 4 SDK with game logic source code

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Open Developement / Mod 1. Not fully open source 2. But certain source / scripts are openly available to community, not just "map editors" For instance: Civilization 4 SDK with game logic source code Natural Selection 2

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Natural Selection 2

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1. Core engine is closed Natural Selection 2

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1. Core engine is closed 2. Give editor, map assets, scripts to player during development, even before release Natural Selection 2

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1. Core engine is closed 2. Give editor, map assets, scripts to player during development, even before release 3. Community made videos, maps, bugfixs, optimizations, even added features. Natural Selection 2

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1. Core engine is closed 2. Give editor, map assets, scripts to player during development, even before release 3. Community made videos, maps, bugfixs, optimizations, even added features. 4. Commercially successful Natural Selection 2

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Notably: 1. id Tech series 2. cocos2D & branches 3. LWJGL 4. Ogre3D 5. OpenAL ...and more... Open Source engine & toolchain

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Notably: 1. id Tech series 2. cocos2D & branches 3. LWJGL 4. Ogre3D 5. OpenAL ...and more... Open Source engine & toolchain FOSS tools for artists / designers: 1. Blender 2. GIMP 3. Inkscape 4. FontForge 5. Audacity ...and more...

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Both Torchlight 1 & 2 used Ogre3D, however, only T1 is on Linux. Torchlight

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(show games)

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Overview 1. Linux / Open Source Games 2. Indie Games & Humble Bundle 3. The meanings of open source in gaming 4. Try your open source game making tools (will also mention free / shareware tools)

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Game Making Tools

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Game Making Tools FlashDevelop (IDE) Flixel Flashpunk enchant.js impact.js (not OS) Phaser(Flixel HTML5) three.js pixi.js ...

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Game Making Tools Scratch 1.4 GPL Stencyl Free Trial ref: igdshare.org/content/stencyl-girls-garden

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Game Making Tools Construct GPL Construct 2 Free trial

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Game Making Tools C Cross literally everywhere GPL => zlib C++ Windows / OSX / Linux Cross-platform windowing & multi-media layer not necessarily convenient for game prototyping

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Game Making Tools LWJGL Java Java (includes LWJGL) also supports iOS / Android C# open source implementation of the Microsoft XNA 4.x (Ms-PL)

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Game Making Tools Python ObjC, js C++, Lua, js

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Game Making Tools Python love2d.org getmoai.com (CPAL) Free Trials mobile only Lua-based framework

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Game Making Tools

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Game Making Tools Compiler is GPL Outputs Flash bytecode Outputs ActionScript & client-side Javascript Outputs a lot more... haxe.org nme.io

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Game Making Tools Compiler is GPL Outputs Flash bytecode Outputs ActionScript & client-side Javascript Outputs a lot more... haxe.org nme.io

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Game Making Tools processing.org openframeworks.cc PureData libcinder.org (We've seen too few of these in game jams)

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Game Making Tools grafx dragonbones.github.io (As Flash IDE plugin) esotericsoftware.com (Only runtime related code is open source) (Pixel Art) (2D Skeletal Animation) demina.codeplex.com (open source but XNA only) (Shareware)

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Game Making Tools bfxr.net www.beepbox.co (If you need to edit sound afterwards just grab Audacity@SourceForge)

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Game Making Tools Otomata Automated Composing System GXSCC How to create music fast?

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Game Making Tools Otomata Automated Composing System GXSCC How to create music fast? Sadly, none of these are open source, and the open source ones are not quite usable (I'll be happily corrected if I am wrong)

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Game Making Tools Otomata Automated Composing System GXSCC How to create music fast? Sadly, none of these are open source, and the open source ones are not quite usable (I'll be happily corrected if I am wrong)

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Game Making Tools I was obviously wrong: 1. Schism Tracker + AutoTracker-Bu https://github.com/Nehmulos/cocos2d-base-application/blob/master/autotracker.py 2. SoundHelix 3. cgMusic (free but not open) How to create music fast?

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(show stuff...)

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Additional readings en.wikipedia.org/wiki/Linux_gaming en.wikipedia.org/wiki/Indie_game en.wikipedia.org/wiki/Open_source_video_games en.wikipedia.org/wiki/List_of_game_engines igdshare.org/content/gdc2011-memo-humble-indie-bundle

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我最後忘記 demo PlayOnLinux + Guild Wars 2 了！對不起徹夜研究 安裝好 GW2 on Ubuntu 的 doomcat 和 BlueT orz

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Thank you! [email protected] Also on Facebook, G+, Twitter, Plurk