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https://social.msdn.microsoft.com/Forums/vstudio/en-US/13428f80-0f75-45e8-b591-f2df446a7584/disable-dirty-region-support
Jan 30, 2009 · Windows Presentation Foundation (WPF) ... I'm curious to know what your application is doing that causes its performance to increase without dirty region support enabled, can you provide a description or perhaps send a repro project to me at brendan DOT clark AT microsoft DOT com?
https://stackoverflow.com/questions/18836549/wpf-performance-wrong-dirty-rect-calculation
WPF Perforator tells me that WPF calculates the dirty region for the entire tab instead of only the blinking cursor ; WPF Perforator reports dirty rect update rates larger than 20/sec on the idle tab and they directly correlate to GPU usage
https://social.msdn.microsoft.com/Forums/vstudio/en-US/016a732a-a322-4d77-9d11-e2f7edc5fde1/how-to-disable-dirty-region-support
Apr 01, 2011 · when i used MediaElement play a media , i see better performance when I check this option in WPF Performance Suite · Unfortunately, it doesn't appear that we have that option, see this thread: Disable dirty region support What's weird, is that disabling it should actually slow things down. But you're not the only one reporting increased performance ...
https://community.devexpress.com/blogs/wpf/archive/2019/11/26/wpf-scheduler-control-time-region-support.aspx
Nov 26, 2019 · Our most recent update (v19.2) adds Time Region support to our WPF Scheduler control. This feature allows you to highlight time intervals. To highlight a time interval, create a TimeRegionItem and specify the interval and the brush you wish to apply to time cells.
https://lionking1109.wordpress.com/2007/12/16/performance-profiling-tools-for-wpf/
Dec 16, 2007 · Show dirty region update overlay . Causes each update WPF makes to the screen to be indicated by re-coloring. This allows you to see when and where areas are redrawn in an application. Disable dirty region support . Causes WPF to redraw the entire window anytime a change is made. Normally, only the portion of the window that has changed is redrawn.
https://blog.walterlv.com/post/wpf-rendering-dirty-region.html
现在将 Show dirty-region update overlay 选项打勾即可看到本文一开始的脏区叠加层的显示。 与脏区有关的选项有三个： Show dirty-region update overlay 显示脏区叠加层，每一次脏区出现需要重新渲染时会叠加一层新的半透明颜色。 Disable dirty region support 禁用脏区支持。
https://www.codeproject.com/articles/695856/lets-get-dirty
Dec 17, 2013 · Let's Get Dirty! Jason Gleim. Rate this: 4.74 (20 votes) ... The attached project demonstrates the technique I'll describe here and while it is written in C# and WPF using a basic MVVM structure, it is certainly adaptable to any language that supports similar constructs and by no means restricted to MVVM. ... #region Dirty Status Management ...
https://www.centigrade.de/blog/en/article/wpf-performance-2/
Thankfully, as WPF relies on a rendering technique called “dirty regions”, only areas that underwent a change are redrawn. The operation “Show dirty-region update overlay” turns on coloring of those areas that are bound to change during runtime.
https://docs.microsoft.com/en-us/dotnet/framework/wpf/graphics-multimedia/wpf-graphics-rendering-overview
WPF Graphics Rendering Overview. 03/30/2017; 18 minutes to read +7; In this article. This topic provides an overview of the WPF visual layer. It focuses on the role of the Visual class for rendering support in the WPF model. Role of the Visual Object. The Visual class is the basic abstraction from which every FrameworkElement object derives. It ...
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