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- GPUïŒã°ã©ãã£ãã¯ã¹åŠçè£ çœ®ïŒïŒ GPUã¯èŠèŠçãªåºåãã¬ã³ããªã³ã°ããŸããGPUã®ããã«ããã¯ã¯ãGPUãã·ãŒã³ã®ã¬ã³ããªã³ã°ã«èŠæŠãããã¬ãŒã ã¬ãŒããäœäžããå Žåã«çºçããŸããéå°ãªããªãŽã³æ°ãè€éãªã·ã§ãŒããŒãé«è§£å床ã®ãã¯ã¹ãã£ã¯GPUã«è² è·ããããå¯èœæ§ããããŸãã
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- å ¥åºåïŒI/OïŒïŒ é ããã¡ã€ã«ã¢ã¯ã»ã¹ããããã¯ãŒã¯éä¿¡ããã®ä»ã®I/Oæäœãããã©ãŒãã³ã¹ã«åœ±é¿ãäžããå¯èœæ§ããããŸãã倧ããªã¢ã»ããã®èªã¿èŸŒã¿ãéå°ãªãããã¯ãŒã¯åŒã³åºããé ããã£ã¹ã¯ã¢ã¯ã»ã¹ã¯ãã¹ãŠé床ãäœäžãããå¯èœæ§ããããŸãã
- ã¬ã³ããªã³ã°ãã€ãã©ã€ã³ïŒ 3Dã·ãŒã³ã2Dç»åã«å€æããããã«è¡ãããç¹å®ã®ã¹ãããã«ã¯ãªãŒããŒããããå«ãŸããããšããããŸããã¬ã³ããªã³ã°ãã€ãã©ã€ã³ã®æé©åã¯äžå¯æ¬ ã§ãã
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- WindowsïŒ PIX (Performance Investigator for Xbox)ãããã³çµã¿èŸŒã¿ã®ããã©ãŒãã³ã¹ã¢ãã¿ãŒã
- macOSïŒ InstrumentsãããŸããŸãªããã©ãŒãã³ã¹åæããŒã«ãæäŸããŸãã
- AndroidïŒ Android Studioã®Profilerãããã³Systraceã
- iOSïŒ macOSãšåæ§ã«Instrumentsã
- Webãã©ãŠã¶ïŒ ãã©ãŠã¶ã®éçºè ããŒã«ïŒäŸïŒChrome DevToolsãFirefox Developer ToolsïŒã¯ãJavaScriptã®å®è¡ãã¬ã³ããªã³ã°ããã©ãŒãã³ã¹ãã¡ã¢ãªäœ¿çšéãåæããããã®ããã©ãŒãã³ã¹ããã«ãªã©ãWebã¢ããªã±ãŒã·ã§ã³åãã®ãããã¡ã€ãªã³ã°æ©èœãæäŸããŸãã
- ãµãŒãããŒãã£è£œãããã¡ã€ã©ïŒ å€ãã®åŒ·åãªãµãŒãããŒãã£è£œãããã¡ã€ã©ãå©çšå¯èœã§ããäŸïŒ
- Intel VTune AmplifierïŒ å æ¬çãªCPUããã³GPUãããã¡ã€ã©ã
- NVIDIA NsightïŒ NVIDIA GPUå°çšã§ã詳现ãªGPUããã©ãŒãã³ã¹åæãæäŸããŸãã
- AMD Radeon GPU ProfilerïŒ AMD GPUçšã§ãNsightãšåæ§ã®æ©èœãæäŸããŸãã
- RenderDocïŒ åŒ·åãªãªãŒãã³ãœãŒã¹ã®ãã¬ãŒã ãããã¬ã§ãåã ã®ãã¬ãŒã ãæ€æ»ããŠã¬ã³ããªã³ã°ã®åé¡ã蚺æã§ããŸãã
- Unity Profiler/Unreal Engine ProfilerïŒ ã²ãŒã ãšã³ãžã³åºæã®ãããã¡ã€ã©ã§ãã²ãŒã ã³ãŒãã®å®è¡ãã¬ã³ããªã³ã°ãã¡ã¢ãªäœ¿çšéã«é¢ããè©³çŽ°ãªæŽå¯ãæäŸããŸãã
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1. CPUã®æé©å
- ã³ãŒãã®ãããã¡ã€ãªã³ã°ãšæé©åïŒ èšç®ã³ã¹ãã®é«ãã³ãŒãã»ã¯ã·ã§ã³ãç¹å®ããæé©åããŸãããããã¡ã€ã©ã䜿çšããŠé ã颿°ãç¹å®ããããã©ãŒãã³ã¹ãåäžãããããã«ãªãã¡ã¯ã¿ãªã³ã°ããŸãã
- ã«ãŒãå ã§ã®CPU䜿çšéã®åæžïŒ æŽæ°ã«ãŒãå ã§ã®äžèŠãªèšç®ãé¿ããŸããã«ãŒããæé©åããŠãååŸ©åæ°ãè€éãªæäœãæžãããŸãã
- ãã«ãã¹ã¬ããã£ã³ã°/䞊ååŠçïŒ ãã«ãã¹ã¬ããã£ã³ã°ã掻çšããŠãCPUè² è·ã®é«ãã¿ã¹ã¯ãè€æ°ã®ã³ã¢ã«åæ£ãããŸããããã«ãããç¹ã«ãã«ãã³ã¢ããã»ããµã§ããã©ãŒãã³ã¹ãå€§å¹ ã«åäžããŸãããã ããç«¶åç¶æ ãé¿ããããã«ã¹ã¬ããã®åæãæ éã«ç®¡çããå¿ èŠããããŸãã
- ãªããžã§ã¯ãããŒãªã³ã°ïŒ é »ç¹ã«äœæããã³ç Žæ£ããããªããžã§ã¯ãããåžžã«ã¡ã¢ãªãå²ãåœãŠããè§£æŸãããããã®ã§ã¯ãªããåå©çšããŸããããã«ãããã¬ããŒãžã³ã¬ã¯ã·ã§ã³ã®ãªãŒããŒããããæå°éã«æããããããã©ãŒãã³ã¹ãåäžããŸãã
- å¹ççãªã¢ã«ãŽãªãºã ïŒ å¹ççãªã¢ã«ãŽãªãºã ãšããŒã¿æ§é ã䜿çšããŸããäŸãã°ãæé©åããããœãŒãã¢ã«ãŽãªãºã ã空éå岿è¡ïŒäŸïŒååæšãå «åæšïŒã䜿çšããŠãåŠçããå¿ èŠã®ãããªããžã§ã¯ãã®æ°ãæžããããšãæ€èšããŠãã ããã
- ã³ãŒãæé©åæè¡ïŒ
- ã€ã³ã©ã€ã³åïŒ é »ç¹ã«åŒã³åºããã颿°ãã€ã³ã©ã€ã³åããŠã颿°åŒã³åºãã®ãªãŒããŒããããåé¿ããŸãã
- ã«ãŒãã¢ã³ããŒãªã³ã°ïŒ ã«ãŒããå±éããããšã§ã«ãŒãã®ãªãŒããŒããããåæžããŸãïŒäŸïŒ10åã®å埩ã«ãŒãã5åã®å埩ã«ãŒã2ã€ã«å±éã§ããŸãïŒã
- ãããæŒç®ïŒ é©åãªå Žåã«ã¯ãå¹ççãªèšç®ã®ããã«ãããæŒç®ã䜿çšããŸãã
- 詳现床ã¬ãã«ïŒLODïŒïŒ ããã¯ã°ã©ãŠã³ãã§ã®ã²ãŒã ããžãã¯ãèšç®ãç°¡çŽ åããŸããããã¯ãããã«ã¯å¿ èŠã§ãªãå¯èœæ§ã®ãããªããžã§ã¯ããèšç®ã«ç°ãªã詳现床ã¬ãã«ã䜿çšããããšã§å®çŸã§ããŸãã
2. GPUã®æé©å
- ããªãŽã³ã®æé©åïŒ 3Dã¢ãã«ã®ããªãŽã³æ°ãåæžããŸããé ãã®ãªããžã§ã¯ããã·ãŒã³ã®çŠç¹ã§ã¯ãªããªããžã§ã¯ãã«ã¯ãããããªãŽã³æ°ã®å°ãªãã¢ãã«ã䜿çšããŸãã
- ãã¯ã¹ãã£ã®æé©åïŒ ãã¯ã¹ãã£ã®è§£å床ãäžãããã¯ã¹ãã£å§çž®ã䜿çšãããã¯ã¹ãã£ã¢ãã©ã¹ãæ¡çšããŠã¡ã¢ãªäœ¿çšéãšåž¯åå¹ ã®æ¶è²»ãæå°éã«æããŸãã
- ãããŒã³ãŒã«ã®åæžïŒ ãã¬ãŒã ããšã®ãããŒã³ãŒã«ã®æ°ãæå°éã«æããŸãããããŒã³ãŒã«ã¯ã³ã¹ãã®é«ãæäœã§ããããããã®æ°ãæžããããšã§ããã©ãŒãã³ã¹ãåäžããŸããé©åãªå Žåã«ã¯ããããã³ã°ãã€ã³ã¹ã¿ã³ã·ã³ã°ãéçãããã³ã°ãªã©ã®æè¡ã䜿çšããŸãã
- ã·ã§ãŒããŒã®æé©åïŒ ã·ã§ãŒããŒïŒé ç¹ã·ã§ãŒããŒãšãã©ã°ã¡ã³ãã·ã§ãŒããŒïŒãæé©åããŠè€éãã軜æžããŸããã·ã§ãŒããŒããããã¡ã€ãªã³ã°ããŠããã©ãŒãã³ã¹ã®ããã«ããã¯ãç¹å®ããããããç°¡çŽ åãŸãã¯æé©åããŸããäžèŠãªèšç®ãé¿ããåœä»€æ°ãæžããããšã§ã·ã§ãŒããŒã®è€éãã軜æžããŸãã
- ããŒããŠã§ã¢åºæã®æé©åã®äœ¿çšïŒ GPUã€ã³ã¹ã¿ã³ã·ã³ã°ããªã¯ã«ãŒãžã§ã³ã«ãªã³ã°ãªã©ãããŒããŠã§ã¢åºæã®æ©èœã掻çšããããšã§ãããã©ãŒãã³ã¹ãå€§å¹ ã«åäžãããããšãã§ããŸãã
- ãªã¯ã«ãŒãžã§ã³ã«ãªã³ã°ïŒ ãªã¯ã«ãŒãžã§ã³ã«ãªã³ã°ã䜿çšããŠãã«ã¡ã©ããèŠããªããªããžã§ã¯ãã®ã¬ã³ããªã³ã°ãåé¿ããŸããããã«ãããåŠçããå¿ èŠã®ããããªãŽã³æ°ãåçã«æžããããšãã§ããŸãã
- ãã©ã¹ã¿ã ã«ãªã³ã°ïŒ ã«ã¡ã©ã®ãã¥ãŒãã©ã¹ã¿ã å ã«ãããªããžã§ã¯ãã®ã¿ãã¬ã³ããªã³ã°ããŸãã
- ãžãªã¡ããªã®ããã®è©³çŽ°åºŠã¬ãã«ïŒLODïŒïŒ LODæè¡ã䜿çšããŠããªããžã§ã¯ããã«ã¡ã©ããé ãããã«ã€ããŠããªãŽã³æ°ãæžãããŸãã
3. ã¡ã¢ãªã®æé©å
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