Managed Debugger の使い方をご紹介/How to use Managed Debugger on Unity

2018/11/28 (Wed) に開催された Gotanda.unity #9 での登壇資料になります。

Transcript

1. גࣜձࣾΩοζελʔ CTO ৿ɹ఩࠸ Managed Debugger
 ͷ࢖͍ํΛ͝঺հ ·ͩ Debug.Log() ࢖ͬͯΔͷʂʁ
 Unity 2018.2 ࣌୅ͷϞμϯͳσόοάख๏͸ίϨͩʂ 2018/11/28 Gotanda.unity #9 at Unity Technologies Japan
2. ͜Μ͹Μ͸ʂ 2
3. •LT ֓ཁ •ࣗݾ঺հ •σόοάख๏͋Ε͜Ε •ϥΠϒσϞ •σόοΨͷ࢖͍ํ •·ͱΊ 3 ΞδΣϯμ
4. •LT ֓ཁ •ࣗݾ঺հ •σόοάख๏͋Ε͜Ε •ϥΠϒσϞ •σόοΨͷ࢖͍ํ •·ͱΊ 4 ΞδΣϯμ ΠϚίί
5. ࠓ೔ͷ͓࿩ͷ֓ཁ 5
6. •Unity σόοά׬શʹཧղ͍ͨ͠ਓ •UniRx ͱ͔ͰϥϜμࣜΛ࢖͏ͱ
 ʮελοΫτϨʔε͕ಡΈͮΒ͍…ʂʯ
 ͬͯࢥ͍ͬͯΔਓ •iOS ͱ͔ Android ͱ͔ͷ
 ࣮ػσόοάͰࢮʹͦ͏ʹͳͬͯΔਓ 6 ࠓ೔ͷର৅ऀ ֓ཁ
7. •֤σόοάख๏ͷ࢖͍Ͳ͜Ζ •JetBrains Rider Λ༻͍ͨ Managed Debugger ͷ࢖͍ํ 7 ࠓ೔࿩͢ίτ ֓ཁ
8. •JetBrains Rider Ҏ֎ͷ IDE ʹ
 ԙ͚ΔσόοΨͷ࢖͍ํ •ίϯγϡʔϚήʔϜػʹԙ͚Δ
 σόοΨͷ࢖͍ํ 8 ࠓ೔࿩͞ͳ͍ίτ ֓ཁ
9. •Unity 2018.3.0b11
 ʹͯಈ࡞֬ೝ͓ͯ͠Γ·͢ •JetBrains Rider 2018.3 EAP 7
 ʹͯಈ࡞֬ೝ͓ͯ͠Γ·͢ •IL2CPP Backend ͳ iOS ϏϧυΛ
 iOS 12.1 Ͱಈ࡞֬ೝ͓ͯ͠Γ·͢ 9 ։ൃ؀ڥ ֓ཁ
10. •LT ֓ཁ •ࣗݾ঺հ •σόοάख๏͋Ε͜Ε •ϥΠϒσϞ •σόοΨͷ࢖͍ํ •·ͱΊ 10 ΞδΣϯμ ΠϚίί
11. ࣗݾ঺հ 11
12. 12 Who am I ? ࣗݾ঺հ @monry a.k.a. ΋ΜΓ͌ઌੜ
13. 13 Who am I ? ࣗݾ঺հ •2019-2020 Microsoft MVP
 for Developer Technologies •ࣗশ Unity ΤϰΝϯδΣϦετ
14. 14 Job ࣗݾ঺հ ࢠͲ΋޲͚ΞϓϦ࡞ͬͯΔձࣾͰ
    $50
    ΍ͬͯ·͢
15. 15 Recruit ࣗݾ঺հ •Unity ͰͷΞχϝʔγϣϯ࡞Γ΍
 γʔϯ࡞ΓͳͲΛߦ͏
 Unity ΞʔςΟετ •Πϥετ੍࡞΍ը໘σβΠϯΛߦ͏
 σβΠφɾΠϥετϨʔλ
16. 16 PR ࣗݾ঺հ ϚϯΨͰΘ͔Δ Unity ޷ධ࿈ࡌதʂ
17. 17 PR ࣗݾ঺հ #΋ͷϥδ ύʔιφϦςΟ΍ͬͯ·͢ʂ ήετืूதʂ
18. ຊ୊ 18
19. •LT ֓ཁ •ࣗݾ঺հ •σόοάख๏͋Ε͜Ε •ϥΠϒσϞ •σόοΨͷ࢖͍ํ •·ͱΊ 19 ΞδΣϯμ ΠϚίί
20. σόοάख๏͋Ε͜Ε 20
21. 21 σόοάख๏ σόοάख๏ ໨ࢹ צ ϩά σόοΨ σόοΨ
22. •Editor Ͱͷ࣮૷தͳΒɺ·͊ΞϦ •ͨͩ͠ɺϩάΛ௥Ճɾมߋ͢Δ౓ʹ
 ίϯύΠϧ͕૸ΔͷͰ
 ڊେϓϩδΣΫτͩͱγϯυΠ •࣮ػͰͷσόοά͸౎౓Ϗϧυ͕
 ඞཁʹͳΔͷͰඇݱ࣮త 22 Debug.Log() ͡Όμϝʁ σόοάख๏
23. •σόοάΛิॿ͢Διϑτ΢ΣΞ •Breakpoint Λுͬͯϓϩηε͕
 ౰֘ߦʹࢸͬͨ࣌ʹҰ࣌ఀࢭ •Ұ࣌ఀࢭ࣌఺ͷม਺ͷঢ়ଶΛղੳ •ͦ͜ʹࢸΔελοΫτϨʔεΛදࣔ 23 σόοΨ is Կʁ σόοάख๏
24. •Visual Studio ΍ JetBrains Rider
 ͳͲͷ IDE ʹ౥ࡌ͞Ε͍ͯΔ •Visual Studio Code Ͱ΋֦ுػೳͱͯ͠
 ΠϯετʔϧՄೳʢΒ͍͠ʣ •ίϯςΩετʹΑͬͯ͸σόοάΛઐ໳ͱ͢Δ
 δϣϒͷਓΛࢦ͢ίτ΋͋Δ 24 σόοΨ is Կʁ σόοάख๏
25. •LT ֓ཁ •ࣗݾ঺հ •σόοάख๏͋Ε͜Ε •ϥΠϒσϞ •σόοΨͷ࢖͍ํ •·ͱΊ 25 ΞδΣϯμ ΠϚίί
26. Live Demo 26
27. •LT ֓ཁ •ࣗݾ঺հ •σόοάख๏͋Ε͜Ε •ϥΠϒσϞ •σόοΨͷ࢖͍ํ •·ͱΊ 27 ΞδΣϯμ ΠϚίί
28. σόοΨͷ࢖͍ํ 28
29. ηΫγϣϯλΠτϧ •Ϗϧυ࣌ͷΦϓγϣϯ •Development Build •Script Debugging •Wait For Managed Debugger
 Λ෇͚Δͱɺىಈ௚ޙʹ
 μΠΞϩά͕ग़ͯ
 σόοΨ઀ଓΛ଴ͯΔ 29 σόοΨͷ࢖͍ํ σόοΨͷ࢖͍ํ Unity 2018.2 ͔Β IL2CPP Backend Ͱ΋ Script Debugging Մೳʹ
30. ηΫγϣϯλΠτϧ •Wait For Managed Debugger
 Λ෇͚Δͱىಈ࣌ʹ
 μΠΞϩά͕ग़Δ •Ok ϘλϯΛԡ͢·Ͱ
 ϓϩηε͕Ұ࣌ఀࢭͯ͠
 ͘ΕΔͷͰɺͦͷؒʹ
 σόοΨΛ઀ଓ͢Δ 30 σόοΨͷ࢖͍ํ σόοΨͷ࢖͍ํ
31. ηΫγϣϯλΠτϧ •Debugger ઀ଓ •ಉҰ LAN ಺ʹډΔ
 ϓϩηεΛ୳ͯ͘͠ΕΔ •Editor ΋࣮ػ΋ର৅ 31 σόοΨͷ࢖͍ํ σόοΨͷ࢖͍ํ
32. ηΫγϣϯλΠτϧ •Breakpoint ΛுΔ •Breakpoint ʹରͯ͠
 ৚݅ࣜΛઃఆՄೳ
 ʢ࣮ػͩͱո͍͠ʁʣ •εΫγϣ͸ this ͕ null ͷ৔߹ʹࢭΊ͍ͯΔ 32 σόοΨͷ࢖͍ํ σόοΨͷ࢖͍ํ Unity ͋Δ͋Δ
33. ηΫγϣϯλΠτϧ •Exception Λ Watch •Exception ൃੜ࣌఺Ͱ
 ࢭΊͯ͘ΕΔ •ӈԼͷεΫγϣͷ৔߹
 transform ࢀর࣌఺Ͱ
 NullReferenceException ͕
 ൃੜ͍ͯ͠Δ 33 σόοΨͷ࢖͍ํ σόοΨͷ࢖͍ํ
34. •LT ֓ཁ •ࣗݾ঺հ •σόοάख๏͋Ε͜Ε •ϥΠϒσϞ •σόοΨͷ࢖͍ํ •·ͱΊ 34 ΞδΣϯμ ΠϚίί
35. ·ͱΊ 35
36. •σόοΨΛ࢖͑͹ಡΈਏ͍Τϥʔ΋
 ղੳ͠΍͘͢ͳΔʂ •Xcode ܨ͕ͳͯ͘΋࣮ػσόοάՄೳʂ •Managed Code ͰσόοάͰ͖Δʂ •Visual Studio ͳΓ Rider ͳΓ
 ศརͳ IDE Λੵۃతʹ࢖͍ͬͯ͜͏ʂ 36 ·ͱΊ ·ͱΊ Unity 2018.2 ͔Β
37. •ຊ೔࢖ͬͨσϞϓϩδΣΫτ • https://github.com/monry/debugger_demo 37 Appendix
38. Thank you for your attention!! 38