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TrapOfSpriteAtlas
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Cova8bitdots
December 07, 2019
Programming
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5.1k
TrapOfSpriteAtlas
SpriteAtlas の利用上の注意点をまとめました
Cova8bitdots
December 07, 2019
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Transcript
Unity ͓ɾͱɾͳͷLTେձ 2019 SpriteAtlasͷམͱ݀͠
·͓ͣ͞Β͍ ATLASͬͯͳΜ͚ͩͬʁ ɾAtlas(ਤா) ɹෳը૾ΛύοΫͯ͠Ұͭͷը૾ʹͨ͠ͷ
·͓ͣ͞Β͍ UNITY ʹ͓͚ΔATLAS ɾUnity2017 ͔ΒSpriteAtlas͕ಋೖ͞Εͨ ɹ(SpritePacker ͳΜͯແ͔ͬͨɻ͍͍Ͷʁ) ɾNGUI, TexturePacker ͷ֎෦Ξηοτʹ
ɹཔΒͳͯ͘ྑ͘ͳͬͨ
མͱ݀͠ ࣮ࡍʹͬͯΈͯ (ͬͺΓ) མͱ͕݀͋ͬͨ͠ 1. SpriteAtlasManager ͷΠϕϯτొλΠϛϯά 2. SpriteAtlasͷReleaseλΠϛϯά 3.
Profiler ͷදࣔใ 4. ੩తͳUIͰͷར༻ํ๏ 5. ςΫενϟαΠζ͕ഒ
མͱ݀͠Ϧετ 1. SpriteAtlasManager ͷΠϕϯτొλΠϛϯά 2. SpriteAtlasͷReleaseλΠϛϯά 3. Profiler ͷදࣔใ 4.
੩తͳUIͰͷར༻ํ๏ 5. ςΫενϟαΠζ͕ഒ
SPRITEATLASMANAGER ͷΠϕϯτొλΠϛϯά AwakeͰίʔϧόοΫΛొ 1. ىಈSceneͰSpriteAtlasΛ༻͍Δ 2. Scene ϩʔυ࣌ʹSpriteAtlasManager. atlasRequested͕ݺΕΔ 3.
Awake ͕Δ SpriteAtlasͷϩʔυॲཧ͕Βͳ͍
SPRITEATLASMANAGER ͷΠϕϯτొλΠϛϯά ղܾํ๏ 1. ͦͦBootSceneͱ͔ʹUIΛஔ͔ͳ͍ 2. BootSceneͷલʹPreBootSceneతͳͷΛ༻ҙ 3. [RuntimeInitializeOnLoadMethod(RuntimeInitializeLoadType.BeforeSceneLoad)] ଐੑΛ͚ͭͨϝιουΛ༻ҙͯͦ͜͠ͰίʔϧόοΫΛొ
ͨͩ͠ɺ্هଐੑΛ͚ͭͯϝιουSceneʹ͋Δͳ͍ؔΘΒͣ ίʔϧ͞ΕΔͷͰҙ
མͱ݀͠Ϧετ 1. SpriteAtlasManager ͷΠϕϯτొλΠϛϯά 2. SpriteAtlasͷReleaseλΠϛϯά 3. Profiler ͷදࣔใ 4.
੩తͳUIͰͷར༻ํ๏ 5. ςΫενϟαΠζ͕ഒ
SPRITEATLASͷRELEASEλΠϛϯά ‣ ͋ΔSpriteAtlas ͷඞཁλΠϛϯάSpriteAtlasManager.atlasRequested ͰΘ͔Δ ‣ ͋ΔSpriteAtlas͕ෆཁʹͳΔλΠϛϯάෆ໌ ‣ ΞϓϦʹؚΉϦιʔεͷ߹ Resources.UnloadUnsedAssetsͰղ์Մೳ
‣ AssetBundle, Addressables ͷ߹…
SPRITEATLASͷRELEASEλΠϛϯά ‣ AssetBundle, Addressablesͷ߹ࣗલͰϦιʔεղ์Λ͠ͳ͍ͱNG 1. AtlasొλΠϛϯάͰࣗલͰཧ 2. SceneΓସ͑࣌ʹUnloadΛݺͿ
མͱ݀͠Ϧετ 1. SpriteAtlasManager ͷΠϕϯτొλΠϛϯά 2. SpriteAtlasͷReleaseλΠϛϯά 3. Profiler ͷදࣔใ 4.
੩తͳUIͰͷར༻ํ๏ 5. ςΫενϟαΠζ͕ഒ
PROFILER ͷදࣔใ Α͠ProfilerͰϝϞϦঢ়گݟͯΈΔ͔
PROFILER ͷදࣔใ ͑ʁ॥ࢀরͯ͠ΔΜ͚ͩͲʁ
PROFILER ͷදࣔใ ͔ͬͯΦϒδΣΫτશ෦Destroyͯ͠ UnloadUnusedAssetݺΜͰͬͯΔ
PROFILER ͷදࣔใ ެࣜʹ͍߹Θͤͨ ʻ͜Εόάʁ ҙਤతͰʼ https://docs.unity3d.com/Manual/ProfilerMemory.html ϚχϡΞϧʹ࣮ػͱEditor ҧ͏ͬͯॻ͍ͯΔͬ͠ΐʁ ͏ΜɻΘ͔ͬͨɻ (
… ͍͜Εͯ͠Α)
PROFILER ͷදࣔใ ิɿ ࣮ػͰResourcesݺͼग़͠ͷ߹ UnloadUnsedAssetͰͪΌΜͱϝϞϦ͔Βফ͑Δ༷ ͋͘·ͰEditor࠶ੜ࣌ͷڍಈͷ
མͱ݀͠Ϧετ 1. SpriteAtlasManager ͷΠϕϯτొλΠϛϯά 2. SpriteAtlasͷReleaseλΠϛϯά 3. Profiler ͷදࣔใ 4.
੩తͳUIͰͷར༻ํ๏ 5. ςΫενϟαΠζ͕ഒ
੩తͳUIͰͷར༻ํ๏ AtlasΛηοτͯ͠NGUIͱ͔Έ͍ͨʹ Popup ͰSpriteΛબͼ͍ͨͳ͊ AtlasΛઃఆͰ͖ΔImageΛ֦ுͨ͠ ಠࣗΫϥε࡞ͬͯEditor֦ு͢Δ͔ (Clone) ͍ͬͯͭͯΔ͚ͲઃఆͰ͖ͨΘ
੩తͳUIͰͷར༻ํ๏ UnityΛ࠶ىಈͯ͠ΈΔ ͳΜ͔Ͱͨ Ϗϧυͯ͠ΈΔ Unity2017: ϏϧυΤϥʔ+SceneͷอଘෆՄ Unity2019: Ϗϧυ௨Δ͕SceneͷอଘෆՄ
੩తͳUIͰͷར༻ํ๏ ͍ͦͦํ͕ҧ͏!! SpriteAtlasͷڍಈ 1. ίϯϙʔωϯτʹAtlasΛઃఆ͠ͳͯྑ͍ 2. ैདྷ௨ΓImageʹAtlasʹొͨ͠SpriteຊମΛී௨ʹઃఆͯ͠OK 3. Play࣌/Build࣌ʹ2. ͷSprite͕SpriteAtlasͷࢀরʹஔ͖ΘΔ
Atlas Λొ͖࣌͢ɿ ϥϯλΠϜͰAtlasΛࢀরͯ͠ಈతʹΓସ͍͑ͨ߹
མͱ݀͠Ϧετ 1. SpriteAtlasManager ͷΠϕϯτొλΠϛϯά 2. SpriteAtlasͷReleaseλΠϛϯά 3. Profiler ͷදࣔใ 4.
੩తͳUIͰͷར༻ํ๏ 5. ςΫενϟαΠζ͕ഒ
ςΫενϟαΠζ͕ഒ SpriteAtlas ͱొͨ͠ςΫενϟΛResourcesҎԼʹஔ͍ͨ ྆ํͱΞϓϦʹؚ·ΕͯςΫενϟαΠζ͕ഒ
ςΫενϟαΠζ͕ഒ ॴΛ͚ͯͪΌΜͱཧ͠Α͏ AssetBundle Addressables͚͓ͯ͘ ※Include in Build ͷνΣοΫ֎͢͜ͱ ΞϓϦʹؚΉAtlasResourcesҎԼʹ Atlasʹొ͢Δը૾
Resouces ҎԼʹஔ͔ͳ͍!!
࠷ޙʹ ·ͱΊ ɾམͱ݀͠Λཧղ͢ΕۀͰར༻Մೳ ɹɾAssetBundle/Addressables Ͱͷར༻Մೳ ɾམͱ݀͠ʹҾ͔͔ͬΔͱ࠷ѱϏϧυ͢Βग़དྷͳ͘ͳΔ ɾ༻๏ɺ༻ྔਖ਼͍͘͠·͠ΐ͏