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TrapOfSpriteAtlas

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December 07, 2019
Programming
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 TrapOfSpriteAtlas

SpriteAtlas の利用上の注意点をまとめました

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Cova8bitdots

December 07, 2019
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Transcript

  1. Unity ͓ɾͱɾͳͷLTେձ 2019 SpriteAtlasͷམͱ݀͠

  2. ·ͣ͸͓͞Β͍ ATLASͬͯͳΜ͚ͩͬʁ ɾAtlas(஍ਤா) 
 ɹෳ਺ը૾ΛύοΫͯ͠Ұͭͷը૾ʹͨ͠΋ͷ

  3. ·ͣ͸͓͞Β͍ UNITY ʹ͓͚ΔATLAS ɾUnity2017 ͔ΒSpriteAtlas͕ಋೖ͞Εͨ
 ɹ(SpritePacker ͳΜͯແ͔ͬͨɻ͍͍Ͷʁ) ɾNGUI, TexturePacker ౳ͷ֎෦Ξηοτʹ


    ɹཔΒͳͯ͘΋ྑ͘ͳͬͨ

  4. མͱ݀͠ ࣮ࡍʹ࢖ͬͯΈͯ (΍ͬͺΓ) མͱ͕݀͋ͬͨ͠ 1. SpriteAtlasManager ͷΠϕϯτొ࿥λΠϛϯά 2. SpriteAtlasͷReleaseλΠϛϯά 3.

    Profiler ͷදࣔ৘ใ 4. ੩తͳUIͰͷར༻ํ๏ 5. ςΫενϟαΠζ͕ഒ

  5. མͱ݀͠Ϧετ 1. SpriteAtlasManager ͷΠϕϯτొ࿥λΠϛϯά 2. SpriteAtlasͷReleaseλΠϛϯά 3. Profiler ͷදࣔ৘ใ 4.

    ੩తͳUIͰͷར༻ํ๏ 5. ςΫενϟαΠζ͕ഒ

  6. SPRITEATLASMANAGER ͷΠϕϯτొ࿥λΠϛϯά Awake౳ͰίʔϧόοΫΛొ࿥ 1. ىಈSceneͰSpriteAtlasΛ༻͍Δ 2. Scene ϩʔυ࣌ʹSpriteAtlasManager.
 atlasRequested͕ݺ͹ΕΔ 3.

    Awake ͕૸Δ SpriteAtlasͷϩʔυॲཧ͕૸Βͳ͍

  7. SPRITEATLASMANAGER ͷΠϕϯτొ࿥λΠϛϯά ղܾํ๏ 1. ͦ΋ͦ΋BootSceneͱ͔ʹUIΛஔ͔ͳ͍ 2. BootSceneͷલʹPreBootSceneతͳ΋ͷΛ༻ҙ 3. [RuntimeInitializeOnLoadMethod(RuntimeInitializeLoadType.BeforeSceneLoad)]
 ଐੑΛ͚ͭͨϝιουΛ༻ҙͯͦ͜͠ͰίʔϧόοΫΛొ࿥


    
 ͨͩ͠ɺ্هଐੑΛ͚ͭͯϝιου͸Sceneʹ͋Δͳ͍ؔΘΒͣ
 ίʔϧ͞ΕΔͷͰ஫ҙ

  8. མͱ݀͠Ϧετ 1. SpriteAtlasManager ͷΠϕϯτొ࿥λΠϛϯά 2. SpriteAtlasͷReleaseλΠϛϯά 3. Profiler ͷදࣔ৘ใ 4.

    ੩తͳUIͰͷར༻ํ๏ 5. ςΫενϟαΠζ͕ഒ

  9. SPRITEATLASͷRELEASEλΠϛϯά ‣ ͋ΔSpriteAtlas ͷඞཁλΠϛϯά͸SpriteAtlasManager.atlasRequested ͰΘ͔Δ ‣ ͋ΔSpriteAtlas͕ෆཁʹͳΔλΠϛϯά͸ෆ໌ ‣ ΞϓϦ಺ʹؚΉϦιʔεͷ৔߹͸
 Resources.UnloadUnsedAssetsͰղ์Մೳ

    ‣ AssetBundle, Addressables ͷ৔߹͸…

  10. SPRITEATLASͷRELEASEλΠϛϯά ‣ AssetBundle, Addressablesͷ৔߹͸ࣗલͰϦιʔεղ์Λ͠ͳ͍ͱNG 1. Atlasొ࿥λΠϛϯάͰࣗલͰ؅ཧ 2. Scene੾Γସ͑࣌ʹUnloadΛݺͿ

  11. མͱ݀͠Ϧετ 1. SpriteAtlasManager ͷΠϕϯτొ࿥λΠϛϯά 2. SpriteAtlasͷReleaseλΠϛϯά 3. Profiler ͷදࣔ৘ใ 4.

    ੩తͳUIͰͷར༻ํ๏ 5. ςΫενϟαΠζ͕ഒ

  12. PROFILER ͷදࣔ৘ใ Α͠ProfilerͰϝϞϦঢ়گݟͯΈΔ͔

  13. PROFILER ͷදࣔ৘ใ ͑ʁ॥؀ࢀরͯ͠ΔΜ͚ͩͲʁ

  14. PROFILER ͷදࣔ৘ใ ͔ͬͯΦϒδΣΫτશ෦Destroyͯ͠
 UnloadUnusedAssetݺΜͰ΋࢒ͬͯΔ

  15. PROFILER ͷදࣔ৘ใ ެࣜʹ໰͍߹Θͤͨ ʻ͜Εόάʁ ҙਤత΍Ͱʼ https://docs.unity3d.com/Manual/ProfilerMemory.html ϚχϡΞϧʹ΋࣮ػͱEditor͸
 ҧ͏ͬͯॻ͍ͯΔͬ͠ΐʁ ͏ΜɻΘ͔ͬͨɻ
 (

    … ͍΍͜Ε௚ͯ͠Α)

  16. PROFILER ͷදࣔ৘ใ ิ଍ɿ ࣮ػͰ͸Resourcesݺͼग़͠ͷ৔߹͸
 UnloadUnsedAssetͰͪΌΜͱϝϞϦ͔Βফ͑Δ໛༷ ͋͘·Ͱ΋Editor࠶ੜ࣌ͷڍಈͷ໰୊

  17. མͱ݀͠Ϧετ 1. SpriteAtlasManager ͷΠϕϯτొ࿥λΠϛϯά 2. SpriteAtlasͷReleaseλΠϛϯά 3. Profiler ͷදࣔ৘ใ 4.

    ੩తͳUIͰͷར༻ํ๏ 5. ςΫενϟαΠζ͕ഒ

  18. ੩తͳUIͰͷར༻ํ๏ AtlasΛηοτͯ͠NGUIͱ͔Έ͍ͨʹ
 Popup ͰSpriteΛબͼ͍ͨͳ͊ AtlasΛઃఆͰ͖ΔImageΛ֦ுͨ͠
 ಠࣗΫϥε࡞ͬͯEditor֦ு͢Δ͔ (Clone) ͍ͬͯͭͯΔ͚ͲઃఆͰ͖ͨΘ

  19. ੩తͳUIͰͷར༻ํ๏ UnityΛ࠶ىಈͯ͠ΈΔ ͳΜ͔Ͱͨ Ϗϧυͯ͠ΈΔ Unity2017: ϏϧυΤϥʔ+SceneͷอଘෆՄ Unity2019: Ϗϧυ͸௨Δ͕SceneͷอଘෆՄ

  20. ੩తͳUIͰͷར༻ํ๏ ͦ΋ͦ΋࢖͍ํ͕ҧ͏!! SpriteAtlasͷڍಈ͸ 1. ίϯϙʔωϯτʹAtlasΛઃఆ͠ͳͯ΋ྑ͍ 2. ैདྷ௨ΓImageʹAtlasʹొ࿥ͨ͠SpriteຊମΛී௨ʹઃఆͯ͠OK 3. Play࣌/Build࣌ʹ2. ͷSprite͕SpriteAtlasͷࢀরʹஔ͖׵ΘΔ

    Atlas Λొ࿥͢΂͖࣌ɿ
 ϥϯλΠϜͰAtlasΛࢀরͯ͠ಈతʹ੾Γସ͍͑ͨ৔߹

  21. མͱ݀͠Ϧετ 1. SpriteAtlasManager ͷΠϕϯτొ࿥λΠϛϯά 2. SpriteAtlasͷReleaseλΠϛϯά 3. Profiler ͷදࣔ৘ใ 4.

    ੩తͳUIͰͷར༻ํ๏ 5. ςΫενϟαΠζ͕ഒ

  22. ςΫενϟαΠζ͕ഒ SpriteAtlas ͱొ࿥ͨ͠ςΫενϟΛResourcesҎԼʹஔ͍ͨ ྆ํͱ΋ΞϓϦʹؚ·ΕͯςΫενϟαΠζ͕ഒ

  23. ςΫενϟαΠζ͕ഒ ৔ॴΛ෼͚ͯͪΌΜͱ؅ཧ͠Α͏ AssetBundle ΍Addressables͸෼͚͓ͯ͘ ※Include in Build ͷνΣοΫ΋֎͢͜ͱ ΞϓϦʹؚΉAtlas͸ResourcesҎԼʹ Atlasʹొ࿥͢Δը૾͸


    Resouces ҎԼʹஔ͔ͳ͍!!

  24. ࠷ޙʹ ·ͱΊ ɾམͱ݀͠Λཧղ͢Ε͹ۀ຿Ͱ΋ར༻Մೳ
 ɹɾAssetBundle/Addressables Ͱͷར༻΋Մೳ ɾམͱ݀͠ʹҾ͔͔ͬΔͱ࠷ѱϏϧυ͢Βग़དྷͳ͘ͳΔ ɾ༻๏ɺ༻ྔ͸ਖ਼͘͠࢖͍·͠ΐ͏