28th August 2018

android

13

What does enable opengl traces do?

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Tracer is a tool for analyzing your app's OpenGL for Embedded Systems (ES) code. The tool allows you to capture OpenGL ES commands and frame by frame images to help you understand how Android is executing your graphics commands.

Moreover, what does enable 4x MSAA do?

Short Bytes: By activating Force 4x MSAA setting in Android Developer Options, you can enjoy a better gaming performance. It forces your phone to use 4x multisample anti-aliasing in OpenGL 2.0 games and apps. However, enabling this setting can drain your smartphone's battery faster.

What is the difference between software rendering and GPU rendering?

Hardware or GPU rendering is, as you guessed using the graphical processing unit (aka Video Card) to render an image. The opposite is software rendering where the CPU is used. Software rendering is usually used as a fallback when there is no (suitable) GPU available.

What is a GPU rendering profile?

Android includes some on-device developer options that help you visualize where your app might be running into issues rendering its UI, such as performing more rendering work than necessary, or executing long thread and GPU operations. This page describes how to debug GPU overdraw and profile GPU rendering.

1

What does it mean to allow mock locations?

Its mainly used for development of apps that are going to use gps data. You enable it so you can test an app by having your phone show mock locations for your gps data to make sure the app is working correctly.

2

What is multiprocess web view?

Google's WebView is a vital component of the Android OS that lets app developers render webpages in apps without requiring a full browser. On its developer page, Google mentions, "Starting with Chrome version 51 on Android N and above, the Chrome APK on your device is used to provide and render Android System WebViews.

3

What is a Bluetooth HCI packet?

L2CAP is used within the Bluetooth protocol stack. It passes packets to either the Host Controller Interface (HCI) or on a hostless system, directly to the Link Manager/ACL link. L2CAP's functions include: Multiplexing data between different higher layer protocols.

4

What is Window animation scale?

Shorten animations. Also in the Developer options is the ability to change the animation settings for your device. The Window animation scale, Transition animation scale and Animator duration scale all control the duration of the animations that appear as you open windows and switch between screens.

5

What is debug mode in Android?

Definition of: USB debugging mode. USB debugging mode. A developer mode in Android phones that allows newly programmed apps to be copied via USB to the device for testing. Depending on the OS version and installed utilities, the mode must be turned on to let developers read internal logs. See Android.

6

What is the definition of debugging?

Debugging is the routine process of locating and removing computer program bugs, errors or abnormalities, which is methodically handled by software programmers via debugging tools. Debugging checks, detects and corrects errors or bugs to allow proper program operation according to set specifications.

7

What is the log buffer?

LOG_BUFFER specifies the amount of memory (in bytes) that Oracle uses when buffering redo entries to a redo log file. Redo log entries contain a record of the changes that have been made to the database block buffers. The LGWR process writes redo log entries from the log buffer to a redo log file.

8

What is the meaning of demo mode?

The demo mode (short for "demonstration mode", also sometimes mentioned as floor mode or kiosk mode) is a feature often found in consumer electronics. A demo mode is usually programmed into the floor model's firmware, which may be accessed by the pressing of a combination of keys and/or the launch of a program.

9

What is the Logcat?

Logcat is a command-line tool that dumps a log of system messages, including stack traces when the device throws an error and messages that you have written from your app with the Log class. This page is about the command-line logcat tool, but you can also view log messages from the Logcat window in Android Studio.

10

What does Force 4x MSAA do?

Short Bytes: By activating Force 4x MSAA setting in Android Developer Options, you can enjoy a better gaming performance. It forces your phone to use 4x multisample anti-aliasing in OpenGL 2.0 games and apps. However, enabling this setting can drain your smartphone's battery faster.

11

What is a GPU rendering profile?

Android includes some on-device developer options that help you visualize where your app might be running into issues rendering its UI, such as performing more rendering work than necessary, or executing long thread and GPU operations. This page describes how to debug GPU overdraw and profile GPU rendering.

12

What does enable Bluetooth HCI snoop log?

Enable Bluetooth HCI snoop log: Sometimes, a developer (or security specialist) will need to capture and analyze Bluetooth HCI (Host Controller Interface) packets. Enabling this will place them in a file on the device storage (/sdcard/btsnoop_hci.log) for retrieval.

13

What is rendering GPU?

GPU rendering means, that there is used the power of GPU (Graphics card) for rendering, instead of CPU (processor). GPU rendering doesn't load you CPU at all - much faster work on your system. GPU rendering is incredibly fast and less power hungry.

14

What is 4x MSAA in opengl es 2.0 apps?

Just go to the Developer Options screen and enable the Force 4x MSAA option. This will force Android to use 4x multisample anti-aliasing in OpenGL ES 2.0 games and other apps. This requires more graphics power and will probably drain your battery a bit faster, but it will improve image quality in some games.

15

How do you turn off developer mode?

Disabling Developer Mode Option in Settings. You could toggle the “On“/”Off” switch at the top of the “Settings” > “Developer mode” screen if you wanted to turn it off. If you want to remove the entire option from the “Settings” menu, there is no way to do so without performing a factory reset on the device.

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