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.

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 · android canvas android-jetpack-compose porter-duff edited Jan 11, 2021 at 16:12 asked Jan 10, 2021 at 13:01 Thracian

May 10, 2022 · android android-jetpack-compose porter-duff edited May 10, 2022 at 9:10 asked May 10, 2022 at 6:59 MJakhongir

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 …

Just a minor comment. When updating the question to add new information, it helps other readers if you leave the original question there, and just add the new bits, so we can see the history.

Jun 22, 2012 · It felt right to me, and Porter and Duff worked in 0 - 1 float values in their original paper. (I'm encountering trouble with some of the compositing modes, which produce wildly …

Jan 19, 2017 · @MatthieuM Duff's Device does have case labels inside a loop, but starts with a case label before the loop.