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ブロックチェーンゲーム開発の取り組み / Developing the Blockchain ...
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Yuki Takeda
August 21, 2018
Programming
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ブロックチェーンゲーム開発の取り組み / Developing the Blockchain Game
GameWithが新規事業開発として取り組んでいるブロックチェーンゲーム開発について開発の狙い、利用しているフレームワーク、苦労話などお話いたします。
Yuki Takeda
August 21, 2018
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Transcript
ϒϩοΫνΣʔϯήʔϜ։ൃͷऔΓΈ Yuki Takeda GameWith Engineer Meetup #1 2018.08.21
2 ࣗݾհ @takepon_phd • ത࢜ʢֶʣ • ݚڀ։ൃͱ͔৽نࣄۀͱ͔ʹͩ͜ΘΔ • ݄̎̌̍̔̓GameWithೖࣾ •
R&DΤϯδχΞ • ϒϩοΫνΣʔϯήʔϜͷ։ൃ୲ • લ৬ • ҹۀք • ݚڀ։ൃ৬: CG/CV/AR, AI&Robot
ͳͥϒϩοΫνΣʔϯͳͷ͔ 2 1 3 ήʔϜ × ϒϩοΫνΣʔϯ ϒϩοΫνΣʔϯήʔϜ։ൃ
4 ϒϩοΫνΣʔϯͷظײ
͋͞ɺΒͷ൪ͩ 5
6 ήʔϜ × ϒϩοΫνΣʔϯ ήʔϜʹϒϩοΫνΣʔϯ͕Έ߹Θͬͯ͞ɺϢʔβʔ͕ήʔϜͷΞΠςϜσʔλΛσδλϧΞ ηοτͱͯ͠ॴ༗Ͱ͖ΔΑ͏ʹͳΔͱɺଟ͘ͷਓ͕ʮήʔϜΛࣄʹʯͰ͖ΔՄೳੑ͕͋ΔΜ͡Ό ͳ͍͔ͱࢥ͍ͬͯ·͢ɻྫ͑..031(ͷΑ͏ͳήʔϜͰɺʹݸ͔͠υϩοϓ͞Εͳ͍ΞΠ ςϜ͕͋ͬͨͱͯ͠ɺͦΕΛखʹೖΕΔͨΊʹήʔϜΛ͢ΔɻखʹೖΕͨϢʔβʔͦͷΞΠςϜ Λॴ༗͢Δ͜ͱ͕Ͱ͖Δʢར༻Ͱ͖Δ͚Ͳوॏੑ͕ߴ͍ʣɻҰํͦͷΞΠςϜ͕ཉ͔͚ͬͨ͠Ͳɺ खʹೖΒͳ͔ͬͨਓɺͯ͘͠ήʔϜ͢Δ͕࣌ؒͳ͔ͬͨਓ͕ΞΠςϜΛߪೖ͍ͨ͠ͱͳͬͨΒɺ
ͦ͜ʹधཁ͕ੜ·ΕΔΘ͚Ͱ͢ΑͶɻͭ·ΓσδλϧͳΞΠςϜʹରͯ͠ஈ͕ͭ͘ɻϢʔβʔ ͜ͷചങΛ௨ͯ͠ऩೖΛಘΔ͜ͱ͕Ͱ͖ͨΒจࣈ௨ΓʮήʔϜ͕ࣄʯʹͳΓ·͢ɻ GameWith MAGAZINE - ήʔϜ͕ࣄʹͳΔੈքʁϒϩοΫνΣʔϯ͕ͨΒ͢ήʔϜͷӨڹͱ https://magazine.gamewith.co.jp/article/interview_imaizumi/ ϒϩοΫνΣʔϯʹΑͬͯσδλϧσʔλͷॴ༗ݖΛ࣋ͭ͜ͱ͕Ͱ͖Δɻ ྫʣԾ௨՟ɺ̍̏̌̌ສԁͷೣ(CryptoKitties)
7 εϚϗήʔϜͱϒϩοΫνΣʔϯήʔϜͷҧ͍ ήʔϜఏڙଆ ήʔϜϢʔβଆ ϒϩοΫνΣʔϯ ΞΠςϜऔҾ ϓϨΠใ ϓϨΠใ ɹεϚϗήʔϜ ɹϒϩοΫνΣʔϯήʔϜ
ॴ༗ݖมߋ
ϛογϣϯɿήʔϜΛΑΓָ͠ΊΔੈքΛΔ Why? ήʔϜσʔλΛྲྀ௨Ͱ͖Δະདྷʹ͚ͨϏδωεϞσϧΛߏங What? ͝ظ͍ͩ͘͞ʂ How? ϕετϓϥΫςΟεͷ͝հ ໘͍ͯ͠Δ՝ 8 ϒϩοΫνΣʔϯήʔϜ։ൃ
Solidity: Ethereum্Ͱಈ࡞͢ΔࢄܕΞϓϦέʔγϣϯ(Dapps: Decentralized Apps)Λ։ ൃ͢ΔͨΊͷ։ൃݴޠɻJavascriptϥΠΫͳจ๏ͰίʔσΟϯάͰ͖Δɻ 9 ϓϩάϥϜಈ࡞֓ཁ ΞΠςϜऔҾ ϓϨΠใ ॴ༗ݖมߋ
4PMJEJUZίʔυ &7. DPNQJMFNJHSBUF ΫϥΠΞϯτϥΠϒϥϦ +BWBTDSJQU(PQZUIPO+BWB3VCZʜ DBMM 4PMJEJUZίʔυΛίϯύΠϧͯ͠ɺόΠφϦίʔυΛ&7. &UIFSFVN7JSUVBM.BDIJOF ʹϚΠάϨʔτ͢Δɻ αʔόαΠυ͔Β&UIFSFVNΫϥΠΞϯτϥΠϒϥϦΛར༻ͯ͠ఆٛͨؔ͠Λίʔϧ͢Δɻ
10 ։ൃϑϨʔϜϫʔΫ INFURA ɾίϯύΠϥ ɾࣗಈςετ ɾςετڥʢϓϥΠϕʔτωοτʣ ɾϗεςΟϯά ɹςετωοτϝΠϯωοτ ɾศརϥΠϒϥϦ ϩʔΧϧڥ
ύϒϦοΫڥ Geth ӡ༻ڥ ɾΠʔαϦΞϜΫϥΠΞϯτ ɹ (PFUIFSFVN Truffle + OpenZeppelin + INFURA + Geth σϓϩΠઌ̏ͭɿϓϥΠϕʔτωοτɺςετωοτɺϝΠϯωοτ
ɾϒϩοΫνΣʔϯʹॻ͖ࠐ·ΕΔ·ͰʹλΠϜϥά͕͋Δɻ(Ethereum: 15ඵఔ) ɹॻ͖ࠐ·ΕΔ·Ͱͷ͕ͪ࣌ؒ͋ΔલఏͰɺUIΛͲ͏ݟͤΕ͍͍͔ʁ ɾϒϩοοΫνΣʔϯʹॻ͖ࠐΉʹखྉ͕ඞཁʹͳΔɻ(Ethereum: ԁఔ) ɹखྉ͕ඞཁͳॲཧΛݶఆͯ͠ϢʔβͷೲಘײΛಘΔʹʁ ɾΞϓϦετΞͷ৹ࠪʹҾ͔͔ͬΓϦϦʔεͰ͖ͳ͍ࣄྫ͕͋Δɻ ɹετΞͷ৹ࠪنఆΛຬͨͭͭ͠ɺϒϩοΫνΣʔϯήʔϜΛϦϦʔε͢Δʹʁ 11 ମݧஊ