Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Unity Memory
Search
Wei Wang
July 17, 2014
Programming
0
150
Unity Memory
How to optimize memory usage of Unity. Made for Unity team in Kayac.
Wei Wang
July 17, 2014
Tweet
Share
More Decks by Wei Wang
See All by Wei Wang
網路之難,難於上青天 - iPlayground 2019
onevcat
11
5.1k
GMTC 2019 - 在分歧中发展,2019 我们能用 Swift 做什么
onevcat
0
1k
从 Swift 到机器学习
onevcat
2
1k
iOS Dev - The Dark Side
onevcat
0
140
面向协议编程与 Cocoa 的邂逅
onevcat
14
4.8k
Swift 3 - From Expert to Beginner
onevcat
2
220
如何打造一个让人愉快的框架
onevcat
4
22k
JSPatch Introduction
onevcat
0
200
Objective-C Runtime Swizzle
onevcat
0
200
Other Decks in Programming
See All in Programming
Oracle Database Technology Night 92 Database Connection control FAN-AC
oracle4engineer
PRO
1
220
Google I/O recap web編 大分Web祭り2025
kponda
0
2.9k
KessokuでDIでもgoroutineを活用する / Go Connect #6
mazrean
0
120
[FEConf 2025] 모노레포 절망편, 14개 레포로 부활하기까지 걸린 1년
mmmaxkim
0
1.1k
MCPで実現するAIエージェント駆動のNext.jsアプリデバッグ手法
nyatinte
7
910
一人でAIプロダクトを作るための工夫 〜技術選定・開発プロセス編〜 / I want AI to work harder
rkaga
13
2.8k
Scale out your Claude Code ~自社専用Agentで10xする開発プロセス~
yukukotani
9
2.6k
GitHub Copilotの全体像と活用のヒント AI駆動開発の最初の一歩
74th
8
3.2k
学習を成果に繋げるための個人開発の考え方 〜 「学習のための個人開発」のすすめ / personal project for leaning
panda_program
1
110
サイトを作ったらNFCタグキーホルダーを爆速で作れ!
yuukis
0
520
UbieのAIパートナーを支えるコンテキストエンジニアリング実践
syucream
2
730
Portapad紹介プレゼンテーション
gotoumakakeru
1
130
Featured
See All Featured
jQuery: Nuts, Bolts and Bling
dougneiner
64
7.9k
BBQ
matthewcrist
89
9.8k
[RailsConf 2023] Rails as a piece of cake
palkan
56
5.8k
Done Done
chrislema
185
16k
What’s in a name? Adding method to the madness
productmarketing
PRO
23
3.6k
XXLCSS - How to scale CSS and keep your sanity
sugarenia
248
1.3M
It's Worth the Effort
3n
187
28k
Measuring & Analyzing Core Web Vitals
bluesmoon
9
570
Code Review Best Practice
trishagee
70
19k
Easily Structure & Communicate Ideas using Wireframe
afnizarnur
194
16k
How To Stay Up To Date on Web Technology
chriscoyier
790
250k
GraphQLの誤解/rethinking-graphql
sonatard
71
11k
Transcript
Unity ϝϞϦʔ࠷దԽ Ԧቨ 2014-07-17
None
None
None
མͪΔ མͪΔ མͪΔ σʔλͷಡΈࠐΉ ॲཧ͍ͯ͠ͳ͍Τϥʔ ֎෦ϓϥάΠϯͷѱ͍ ϝϞϦʔΓͳ͍ ʁʁʁ େࣄͳ͜ͱ ͩΕͰ͔Δ͜ͱඞཁʂ
iPhone 4 iPhone 4s iPad mini: 512M iPhone 5Ҏ্: 1G
Androidେମ: 1Gɺ2G͋Δ ىಈ͢ΔͱɺγεςϜϝϞϦʔ͔͔Γ·͢ iOS 6 -> 70M Ϩϕϧ iOS 7 -> 200M Ϩϕϧ *iOS 7.1.2ʹվળग़དྷ·͕ͨ͠ɺ170M͙Β͍ ݁ɿϝϞϦʔҰ൪ݫ͍͠ͷ iPhone 4 ͱ iOS 7 (7.1.2Ҏ֎) ͷΈ߹ΘͤͰ͢
WHY ϝϞϦʔਃ ϝϞϦʔ͏ ऴΘͬͨ ϦϦʔε GC.Collect
Unity ϝϞϦʔཧϧʔϧ 1͔ͭ͋͠Γ·ͤΜʂ ࢀর͕͋Εɺ ϦϦʔεʢճऩʣͰ͖·ͤΜ
࠷ॳ͔ΒϝϞϦʔਖ਼͘͠༻ͷҙࣝΛ͍ͯɺ ϧʔϧΛकΕɺ࠷దԽͷ࡞ۀ͕؆୯ʹͳΒΕ·͢ʢͳ͠ʁʣ ͜ͱ͔͠Βɻɻɻ
ࢀরʁ ը૾ʢAtlasɼTextureɼSpriteͳͲʣ ԻʢSEɼBGMɼϘΠεͳͲʣ ΦϒδΣΫτʢεΫϦϓτɼModel dataʣ UnityͷΞηοτ C#
ࢀরྫ GameScene->Sprite(GameObject)-> UISprite->StartAltas(UIAtlas) ->StartAtlas(Material)->StartAtlas.png ϝϞϦʔҰ൪
NGྫ 1 ͍ͬͯͳ͍Sceneͱ͔ Destroyͯ͠ͳͯ͘ɺ SetActive false͚ͩ ͓͢͢Ίɿ͍ͬͯͳ͍ͷdestroyͯ͠ɺඞཁͳ࣌࠶Load ॏͯ͘ɺΑ͘͏ͷ͕CacheͰOK
NGྫ 2 Talk.cs private static OnComplete _onTalkComplete = null; public
static void Open(StoryData story, OnComplete onTalkComplete) { _story = story; _onTalkComplete = onTalkComplete; MakeATalk().Show(); } //Talk animation finished: public void OnTalkFinished() { if (_onTalkComplete != null) { _onTalkComplete(); } Destory(this) } Script.cs public void Go() { Talk.Open(story, ()=> { Debug.Log(“Talk finished”); }); } _onTalkComplete -> Script.cs -> Script GameObject -> ը૾ͱ͔
NGྫ 2 Talk.cs private OnComplete _onTalkComplete = null; public void
Open(StoryData story, OnComplete onTalkComplete) { _story = story; _onTalkComplete = onTalkComplete; Show(); } //Talk animation finished: public void OnTalkFinished() { if (_onTalkComplete != null) { _onTalkComplete(); } Destory(this) } Script.cs public void Go() { Talk t = new Talk(); t.Open(story, ()=> { Debug.Log(“Talk finished”); }); } ͓͢͢Ί staticඞཁͳ͍ͷɺstatic͠ͳ͍Ͱ staticɺ͘͠ singleton ཞ༻͠ͳ͍Ͱ
NGྫ 3 AssetBundle AssetBundle1 = AssetBundle.CreateFromFile("1.unity3d"); obj1.renderer.material.mainTexture = AssetBundle1.Load("wall") as
Texture; obj2.renderer.material.mainTexture = obj1.renderer.material.mainTexture; //… Destroy(obj1); Destroy(obj2); Assetͷࢀর͕ͳ͘ͳΔ͚Ͳɺ AssetBundle·ͩϦϦʔε͞Ε͍ͬͯͳ͍
NGྫ 3 AssetBundle AssetBundle1 = AssetBundle.CreateFromFile("1.unity3d"); obj1.renderer.material.mainTexture = AssetBundle1.Load("wall") as
Texture; obj2.renderer.material.mainTexture = obj1.renderer.material.mainTexture; //… Destroy(obj1); Destroy(obj2); AssetBundle1.Unload(true); //͔͔࣌ؒΓ·͢ Resources.UnloadUnusedAssets(); ը૾ϦϦʔεɺdelayͰେৎ
1 2 3 Profiler Window (Cmd+7) ։ൃͷ࣌ͪΐͬͱݟ͓ͯئ͍ https://www.youtube.com/watch?v=sBpXiJ9G3OY https://docs.unity3d.com/351/Documentation/Manual/Profiler.html
NGྫ 4 ϦʔΫͰͳ͍͚Ͳɺ GC AllocͰύʔϑΥʔϚϯεѱ͘ͳΔ public void Update() { GameController
controller = GetComponent<GameController>(); controller.Foo(); List<GameCharacter> characters = new List<GameCharacter>(); transform.parent = practiceControler.cardRoot; transform.localScale = initCardScale; transform.position = initCardPosition; }
NGྫ 4 public void Awake() { _cachedController = GetComponent<GameController>(); _characters
= new List<GameCharacter>(); _cachedTransform = transform; } public void Update() { _cachedController.Foo(); _characters.Clear(); _cachedTransform.parent = practiceControler.cardRoot; _cachedTransform.localScale = initCardScale; _cachedTransform.position = initCardPosition; } GameObject.Find ͳͲͷ୳͢method
GC Alloc ຖFrameɹϝϞϦʔਃͷྔ kbͷϨϕϧʹकΓ·͠ΐ͏ GC.Collect গͳ͘ͳΔɺύʔϑΥʔϚϯεΞοϓ
None