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path: root/alacritty_terminal/src/sync.rs
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2021-07-03Add buffer for PTY reads during terminal lockChristian Duerr
Before this patch, Alacritty's PTY reader would always try to read the PTY into a buffer and then wait for the acquisition of the terminal lock to process this data. Since locking for the terminal could take some time, the PTY could fill up with the thread idling while doing so. As a solution, this patch keeps reading to a buffer while the terminal is locked in the renderer and starts processing all buffered data as soon as the lock is released. This has halfed the runtime of a simple `cat` benchmark from ~9 to ~4 seconds when the font size is set to `1`. Running this patch with "normal" grid densities does not appear to make any significant performance differences in either direction. One possible memory optimization for the future would be to use this buffer for synchronized updates, but since this currently uses a dynamic buffer and would be a bit more cluttered, it has not been implemented in this patch.
2020-06-06Remove copyright notice from filesChristian Duerr
Keeping the license as part of every file bloats up the files unnecessarily and introduces an additional overhead to the creation of new modules. Since cargo already provides excellent dependency management, most of the code-reuse of Alacritty should occur through Rust's dependency management instead of copying it source. If code is copied partially, copying the license from the main license file should be just as easy as copying from the top of the file and making some adjustments based on where it is used is likely necessary anyways.
2020-05-05Extend style guideline documentationChristian Duerr
2019-04-28Split alacritty into a separate cratesTheodore Dubois
The crate containing the entry point is called alacritty, and the crate containing everything else is called alacritty_terminal.