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KMS Offloading in KWin - Overlay Planes, Underlays and Color Operations

X.Org Foundation via YouTube

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Explore how KDE's compositor leverages KMS (Kernel Mode Setting) offloading techniques to enhance efficiency and performance in this conference talk from XDC 2025. Learn about the implementation of overlay planes, underlays, and color operations within KWin, KDE's window manager and compositor. Discover the challenges and obstacles encountered when attempting to utilize advanced KMS features, gaining insights into the practical aspects of graphics system optimization. Understand the technical considerations involved in offloading compositor operations to the kernel mode setting subsystem and how these improvements contribute to better desktop performance and resource utilization.

Syllabus

XDC 2025 | KMS offloading in KWin - Xavier Hugl

Taught by

X.Org Foundation

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