cc::TransformTree
Blink2861 Nov 2025

cc::TransformTree

source provides a highly detailed technical overview of the Transform Property Tree within the Chromium compositor, which is a core component of the RenderingNG architecture responsible for all coordinate transformations and geometric calculations. This structure uses TransformNode entries to represent individual coordinate spaces, enabling the efficient computation and caching of transforms such as to_parent (local transform to the parent) and to_screen (global transform to the root viewport). Critically, the TransformTree handles complex visual features like CSS transforms, scrolling (treating offsets as translation matrices), 3D contexts and flattening, and pixel snapping to ensure visual precision, all while propagating animation status and damage tracking to minimize recalculations and allow off-main-thread updates.


Avsnitt(417)

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This comprehensive guide details the advanced diagnostic and performance tools available for developers working on Chrome for Android. It categorizes tools based on the specific issue being analyzed, ...

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The source provides a comprehensive guide to the workflow for developing Chromium on Android, detailing the specialized tools required for building, deploying, and debugging the browser. It explains t...

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The source provides a detailed technical guide to Android internals specifically for Chrome/Blink developers, covering the fundamental infrastructure required to build, deploy, and debug the browser o...

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CSS display: contents: Layout, Implementations, and Accessibility

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The text provides an extensive technical examination of the CSS value display: contents, which allows authors to remove an element's principal box from the rendering tree while preserving its descenda...

6 Dec 202529min

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