Sep 20, 2016 The latest operating system update for MacBooks and desktop Macs, macOS Sierra, is finally here. Besides eschewing the OS X moniker, Sierra finally brings Siri to the Mac.
Check compatibility
You can upgrade to macOS Sierra from OS X Lion or later on any of the following Mac models. Your Mac also needs at least 2GB of memory and 8.8GB of available storage space.
MacBook introduced in late 2009 or later
MacBook Air introduced in late 2010 or later MacBook Pro introduced in mid 2010 or later Mac mini introduced in mid 2010 or later iMac introduced in late 2009 or later Mac Pro introduced in mid 2010 or later
To find your Mac model, memory, storage space, and macOS version, choose About This Mac from the Apple menu . Xvid video codec for mac os sierra 10 13. If your Mac isn't compatible with macOS Sierra, the installer will let you know.
Make a backup
Before installing any upgrade, it’s a good idea to back up your Mac. Time Machine makes it simple, and other backup methods are also available. Learn how to back up your Mac.
Get connected
It takes time to download and install macOS, so make sure that you have a reliable Internet connection. If you're using a Mac notebook computer, plug it into AC power.
Download macOS Sierra
For the strongest security and latest features, find out whether you can upgrade to macOS Catalina, the latest version of the Mac operating system.
If you still need macOS Sierra, use this link: Download macOS Sierra. A file named InstallOS.dmg will download to your Mac.
Install the macOS installer
Double-click the downloaded file to open a window showing its contents. Then double-click the file within, named InstallOS.pkg.
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Follow the onscreen instructions, which will guide you through the steps necessary to install.
Begin installation
After installation of the installer is complete, open the Applications folder on your Mac, then double-click the file named Install macOS Sierra.
Click Continue and follow the onscreen instructions. https://yellowet284.weebly.com/blog/tweakbox-for-mac-os-x. You might find it easiest to begin installation in the evening so that it can complete overnight, if needed.
Allow installation to complete
Please allow installation to complete without putting your Mac to sleep or closing its lid. Your Mac might restart, show a progress bar, or show a blank screen several times as it installs both macOS and related updates to your Mac firmware.
Learn more
XCode comes with a great tool for profiling: Instruments. I used it in sampling mode during a playing session (removing the game loading and level GPU pre-caching altogether):
Overview
Dvd recorder for mac os x.
The high level loop shows the three threads running in the process: Download 7z for mac os x.
Main Thread
The Doom 3 MainThead runs..
QuakeMain ! Amusingly the team that ported Quake 3 to Mac OS X must have reused some old code. Inside the time repartition is as follow:
Game Logic
The gamelogic occurs in gamex86.dll space (or game.dylib on Mac OS X):
The game logic account for 25% of the Main Thread time which is unusually high. Two reasons:
Renderer
As previously described the renderer is made of two parts:
The load distribution is pretty much even and it is not that surprising since:
Renderer: Frontend
Renderer FontEnd:
No surprise here, most of the time (91%) is spent uploading data to the GPU in VBOs ( R_AddModelSurfaces ). A little bit of time (4%) is visible when going through areas, trying to find all interactions (R_AddLightSurfaces ). A minimal amount (2.9%) is spent in Visual Surface Determination: Traversing the BSP and running the portal system.
Renderer: Backend
Renderer BackEnd:
The backend obviously triggers a buffer swap ( GLimp_SwapBuffers ) and spend some time synchronizing (10%) with the screen since the game was running in double buffering environment.5% is the cost of avoiding totally overdraw with a first pass aiming to populate the Z-Buffer first (RB_STS_FillDepthBuffer ).Flat statsMac OsIf you feel like loading the Instruments trace and exploring yourself: Here it the profile file. Comments are closed.
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