Duff's device deals with serial copying, rather than just any old problem, but is a classic example of how optimisations can be made by reducing the number of times that a comparison needs …

Jun 7, 2015 · I would like to know what PorterDuff.Mode means in android graphics. I know that it is a transfer mode. I also know, that it has attributes such as DST_IN, Multiply etc.

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Feb 8, 2019 · Duff’s device and other tricks us old guys used to shave machine cycles off functions, interrupts , and overall code is still relevant when the code runs for cpu years.

Jan 20, 2017 · Duff's device In computer science, Duff's device is an optimized implementation of a serial copy that uses a technique widely applied in assembly language for loop unwinding.

Jan 10, 2021 · answered Mar 26, 2021 at 22:03 Krystian Kaniowski 2,497 2 20 37 android canvas android-jetpack-compose porter-duff

Apr 21, 2016 · I'm trying to create the following design in my app. Design Mockup Its an overlay on top of the main UI. Trying to create this using a layout on top of the main UI with its …

Nov 6, 2010 · Closed 13 years ago. I know that design patterns is generally something that's connected to OO programming, but do you have some pattern you often use when you …

Aug 23, 2013 · android canvas drawing porter-duff edited Aug 23, 2013 at 16:48 asked Aug 22, 2013 at 18:08 cadavre

Apr 20, 2012 · 5 Note that Porter-Duff modes are only defined to work properly with premultiplied alpha. That means that none of the R, G or B components can exceed the alpha value. GitHub …