Getting Started with Metal Shading Language

Nagoya iOS meetup vol. 2

Transcript

1. (FUUJOH
   4UBSUFE
   XJUI
   .FUBM
   4IBEJOH
   -BOHVBHF ,B[VIJSP
   )":"4)*
   /BHPZB
   J04
   NFFUVQ
   WPM
   
2. ࣗݾ঺հ wྛ࿨߂
   w5XJUUFSɿ
   LB[VIJSP
   wHJUIVCɿ
   LB[VIJSP
   wRJJUBɿLB[VIJSP
   w:BIPP
   +BQBO
   $PSQ
   wJ04ΞϓϦΤϯδχΞ
   wJ04ΞϓϦࠇଳ
3. $16ͱ(16
   0QOF(- IUUQTXXXOUVFEVTHIPNFFIDIVBQSPHSBNNJOHPQFOHM$(@#BTJDT5IFPSZIUNM
4. (16ͷϨϯμϦϯάύΠϓϥΠϯ
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5. (16ͷϨϯμϦϯάύΠϓϥΠϯ
   0QFO(- IUUQTXXXOUVFEVTHIPNFFIDIVBQSPHSBNNJOHPQFOHM$(@#BTJDT5IFPSZIUNM a w ࠲ඪσʔλͷม׵
   7FSUFY
   4IBEFSΛγΣʔμʔ༻ݴޠͰॻ͘
6. (16ͷϨϯμϦϯάύΠϓϥΠϯ
   0QFO(- IUUQTXXXOUVFEVTHIPNFFIDIVBQSPHSBNNJOHPQFOHM$(@#BTJDT5IFPSZIUNM a w ϥελϥΠζ͞Εͨσʔλʹ৭ॲཧΛͯ͠ग़ྗ
   'SBHNFOU
   4IBEFSΛγΣʔμʔ ༻ݴޠͰॻ͘
7. ৄ͘͠͸ͪ͜Β શ෦লུ w ৄࡉ͸5SZ
   4XJGU
   
   5PLZP
   "GUFS
   5BMLͷͪ͜Βͷࢿྉ͕ࢀߟʹͳΓ·͢
   w *OUSPEVDUJPO
   5P
   %
   1SPHSBNNJOH
   (SBQIJDT
   1JQFMJOF
   w IUUQTTQFBLFSEFDLDPN UB@LB@UTVJOUSPEVDUJPOUPE QSPHSBNNJOHHSBQIJDTQJQFMJOF
8. .FUBM w ೥ʹൃද͞Εͨ"QQMFಠࣗͷ (16ϓϩάϥϛϯά"1*
   w $16ͱͷڞ༗ϝϞϦྖҬ͕͋Δ
   w 0QFO(-ΑΓ΋ΑΓந৅౓͕௿͘ɺ ύϑΥʔϚϯε͕ߴ͍ .FUBM .FUBM
9. ैདྷͷ(16
   1SPHSBNNJOH
   "1* w ඳըॲཧͷ$16
   
   (16ͷ੾Γସ ͑͸ίετ͕͔͔Δ
   w 4UBUF
   7BMJEBUJPO
   w γΣʔμʔͷίϯύΠϧ
   w ίϚϯυૹ৴ IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZNFUBM
   ΑΓ
10. .FUBMͷಛ௃ w .FUBM͸ଟ͘ͷ΋ͷΛ%SBX
    5JNF ͷ֎Ͱߦ͏ͷͰΦʔόʔϔου͕ ௿͍ IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZNFUBM
    ΑΓ
11. ࣮૷͢Δ΋ͷ w $16ଆͰ7JFXΛ༻ҙͯ͠ɺ(16΁ૹ৴͢ΔίϚϯυΛهड़͍ͯ͘͠
    w γΣʔμʔͱݺ͹ΕΔ΋ͷͰ௖఺ॲཧɾ৭ॲཧΛهड़͍ͯ͠%SBX
    $BMMຖʹ࣮ߦ
12. $16ଆͷίʔυͰهड़͢Δ΋ͷ  %FWJDFͷऔಘ
     $PNNBOE2VFVF࡞੒
     5FYUVSF΍#V⒎FSͳͲͷϦιʔεͷ࡞੒
     3FOEFS1JQFMJOFͷ࡞੒
     7JFXΛ༻ҙͯ͠ඳը
13. $16ଆͷίʔυͰهड़͢Δ΋ͷ
14. $16ଆͷίʔυͰهड़͢Δ΋ͷ
15. ৄ͘͠͸ͪ͜Β શ෦লུ IUUQTQFBLTDDCPPLTJ04
    ΑΓ w ষʹ.FUBMͷ࿩͕͋Γ·͢
    w ඞཁ࠷খݶͷ࣮૷Λஸೡʹઆ໌ͯ͘͠Ε ͍ͯΔͷͰऔֻ͔ͬΓͱͯࣸ͠ܦ͢Δͷ ͕͓͢͢Ί
16. .FUBM
    4IBEJOH
    -BOHVBHF
    .4-
17. .4- w $ Λϕʔεʹ։ൃ͞ΕͨγΣʔμʔݴޠ
    w ಠࣗ"UUSJCVUFT͕৭ʑ͋Δ
    w جຊσʔλߏ଄͸4DBMBS
    7FDUPS
    .BUSJY
    5FYUVSFͳͲγϯϓϧͳ΋ͷ
    w NFUBMϑΝΠϧͱͯ͠هड़ͯ͠ɺ4XJGUଆ͔ΒίϯύΠϧͨͦ͠ΕΛ3FOEFS
    1JQFMJOF΁౉͢
    w 7FSUFY
    4IBEFSɾ'SBHNFOU
    4IBEFSͦΕͧΕ΁ͷΠϯɾΞ΢τΛؔ਺Ͱهड़
18. 3FOEFS
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19. 3FOEFS
    1JQFMJOF a a ͜͜ͱ͜͜Λ.4-Ͱॻ͘ IUUQTEFWFMPQFSBQQMFDPNEPDVNFOUBUJPONFUBMIFMMP@USJBOHMFΑΓ
20. .4-ͰͷγΣʔμʔ࣮૷ͷྲྀΕ w $16ଆͱڞ༗ͨ͠ΓγΣʔμʔؒͰ΍ΓऔΓ͢Δσʔλߏ଄ͷ࡞੒
    w 7FSUFY
    4IBEFSͰΠϯϓοτΛॲཧͯ͠ɺ'SBHNFOU
    4IBEFS΁Ξ΢τϓοτ ͢Δ
    w 'SBHNFOU
    4IBEFSͷΠϯϓοτΛॲཧͯ͠ɺϐΫηϧ͝ͱͷ৭ͷ7FDUPSΛ Ξ΢τϓοτ͢Δ
21. 7FSUFY
    4IBEFS
22. 7FSUFY
    4IBEFS ࠲ඪΛҾ਺ʹ
    'SBHNFOU
    4IBOEFSʹ౉͢σʔλߏ଄Λ࡞੒ͯ͠ฦ͢
23. 7FSUFY
    
    'SBHNFOUͷσʔλߏ଄
24. 'SBHNFOU
    4IBEFS
25. 'SBHNFOU
    4IBEFS ϥελϥΠζ͞ΕͨσʔλΛड͚औͬͯ࠷ऴతʹ৭৘ใΛฦ͢
26. ਖ਼௚Α͘Θ͔ΒΜ
27. .4-ͷֶशํ๏ w جຊతʹ৘ใ͕ͦΕ΄Ͳଟ͘͸ͳ͍
    w $16ଆͷॲཧ͸ܾ·͍ͬͯΔͷͰ֮͑Ε͹ऴΘΓ͕ͩɺγΣʔμʔ͸Ͳ͏ֶश͢Ε͹͍͍ͷ͔
    
    w ݴޠͦͷ΋ͷ͸೉͘͠ͳ͍͕ɺͲ͏ܭࢉͨ͠ΒͲ͏දࣔ͞ΕΔͷ͔ཧղ͕͍ͨ͠
    w ωοτΛړΔͱ0QFO(-༻ͷγΣʔμʔݴޠ (-4- ͔Β.4-΁ͷҠ২ͨ͠ͱ͍͏࿩୊Λݟ͔ ͚Δ
    w <J04>
    .FUBMγΣʔμ͜ͱ͸͡Ί
    
    8FC(-(-4-ͷ๛෋ͳαϯϓϧΛࢀߟʹ͢Δ
    IUUQTRJJUBDPNTIVJUFNT EEBCDBCFGD
    w 6*ʹ.FUBM͕࢖͑ͳ͍͔͍Ζ͍Ζࢼͯ͠Έͨ࿩
    IUUQTFOHJOFFSJOHMJOFDPSQDPNKBCMPHEFUBJM
28. HMTMTBOECPYDPN w (-4-Ͱهड़͞ΕͨγΣʔμʔ ͕๛෋ʹܝࡌ͞Ε͍ͯΔ
29. HMTMTBOECPYDPN w ίʔυͱ࣮ߦ݁Ռ͕Θ͔Γ΍ ͘͢දࣔ͞Ε͍ͯΔ IUUQHMTMTBOECPYDPNF
    ΑΓ
30. (-4-
    
    .4- w ػցతͳҠ২͕ՄೳΒ͍͠
    w ΄Μͱʹʁ
    w ΍ͬͯΈͨ
    w ෼ޙ
31. (-4-
    
    .4- w ػցతͳҠ২͕ՄೳΒ͍͠
    w ΄Μͱʹʁ
    w ΍ͬͯΈͨ
    w ෼ޙ
32. (-4-
    
    .4- w ػցతͳҠ২͕ՄೳΒ͍͠
    w ΄Μͱʹʁ
    w ΍ͬͯΈͨ
    w ෼ޙ
33. (-4-
    
    .4- w ػցతͳҠ২͕ՄೳΒ͍͠
    w ΄Μͱʹʁ
    w ΍ͬͯΈͨ
    w ਺෼ޙʜ
34. ಈ͍ͨ IUUQHMTMTBOECPYDPNF
    Λ.4-΁ม׵ͯ͠J1IPOF Ͱ࣮ߦ
35. Ҡ২ํ๏ w 'SBHNFOU
    4IBEFSͷΈΛ࣮૷
    w 7FSUFYU
    4IBEFS͸جຊ࠲ඪΛड͚औͬͯɺͦΕΛͦͷ··ฦ͚ͩ͢ͷίʔυ Ͱ͍͍
    w ܕ͕ҧ͏ͷͰ߹ΘͤΔ
    w ΠϯϓοτɾΞ΢τϓοτͷॻ͖ํ͕ҧ͏ͷͰ߹ΘͤΔ ฦ͢΂͖΋ͷ͸ಉ͡
37. w ͜ΕͰجຊతʹ͸ಈ͘
    w ೉͍͠ܭࢉ෦෼͸ͦͷ··ྲྀ༻Ͱ͖Δ
    w ͭ·Γ.4-ͷ๛෋ͳαϯϓϧίʔυ͕खʹೖͬͨ
    w ޙ͸͜ΕΛϕʔεʹखΛՃ͍͑ͯ͘͜ͱͰ.4-ʹ׳ΕΔ
38. ·ͱΊ
    
    ࠳ંͤͣʹ.4-ʹ׳ΕΔͨΊͷखॱ w લఏ
    w (16ύΠϓϥΠϯͷ֓೦͸಄ʹೖΕ͓ͯ͘
    w J04
    QSPHSBNNJOH
    CPPLT
    
    "QQMFͷTBNQMFΛࣸܦͯ͠࡞๏ΛֶͿ
    w ҎԼΛͻͨ͢Β΍Δ
    w .4-ͷ࢓༷ॻ΍(-4-ͷࢿྉɾલड़ͷϒϩάΛࢀߟʹ͠ͳ͕Β(-4-ͷ Ҡ২Λߦ͏
    w Ҡ২ίʔυΛ͍͡Γ౗͢
39. ࢀߟࢿྉ w .FUBM
    
    "DDFMFSBUJOH
    HSBQIJDT
    BOE
    NVDI
    NPSF
    IUUQTEFWFMPQFSBQQMFDPNNFUBM
    w %
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    0QFO(-
    #BTJD
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    w J04
    
    1SPHSBNNJOH
    IUUQTQFBLTDDCPPLTJ04
    w 8PSLJOH
    XJUI
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    'VOEBNFOUBMT
    IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZNFUBM
    w 8PSLJOH
    XJUI
    .FUBM
    0WFSWJFX
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    w <J04>
    .FUBMγΣʔμ͜ͱ͸͡Ί
    
    8FC(-(-4-ͷ๛෋ͳαϯϓϧΛࢀߟʹ͢Δ
    IUUQTRJJUBDPNTIVJUFNTEEBCDBCFGD w 6*ʹ.FUBM͕࢖͑ͳ͍͔͍Ζ͍Ζࢼͯ͠Έͨ࿩
    IUUQTFOHJOFFSJOHMJOFDPSQDPNKBCMPHEFUBJM
    w *OUSPEVDUJPO
    5P
    %
    1SPHSBNNJOH
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    1JQFMJOF
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