KWin/Changelog 5

5.2

• new environment variable KWIN_DBUS_SERVICE_SUFFIX
• kwin_wayland can use a wl_subsurface to render the cursor
• libinput support in kwin_wayland
• default window and desktop switcher moved to look'n'feel package in plasma-workspace, all other switchers moved to kdeplasma-addons.

5.1

• new binary kwin_wayland
• kwin_wayland supports starting the X-Server it needs to connect to
• Wayland (client) connection is hold in a thread
• use of libepoxy
• use of atlas texture for window decorations in OpenGL compositor
• support for EGL_EXT_platform_x11 and EGL_EXT_platform_wayland

5.0

• Code base uses C++11
• Port to Qt 5 and KDE Frameworks 5
• Support for "native" graphics system in Qt got removed
• DBus interface got cleaned up, deprecated methods are removed
• New Window Switcher mode which puts thumbnails into a sidebar
• New Background Contrast Effect
• Lanczos Filter does no longer check the graphics effects level
• Libkdecoration received cleanup and various new API features
• kwin_gles does not exist any more, KWin follows Qt's OpenGL choice
• Window Decoration configuration module can render interactive previews for QWidget based decorations (e.g. Oxygen)
• Window Decoration (and Alt+F3 menu) can follow the color scheme from the decorated window
• Window Specific Rule to specify the color scheme for the window decoration of a given window
• KWin effects specify an URL to a demo video (used by new effect configuration module)
• Client uses QIcon instead of set of QPixmap for the window's icon
• Better support for windows of type notification
• Built-in effects are no longer provided as a plugin, but linked against KWin
• KWin is kept responsive while the effects are getting loaded
• Wayland backend for the XRender scene
• QPainter based compositor for Wayland
• Better detection on when KWin should use Wayland
• Compositing gets enforced in Wayland mode
• Support for Client showing on ScreenEdge, see KWin/Screen_Edges
• KDecorations installs a KDecorationsConfig.cmake
• Removed build option KWIN_MOBILE_EFFECTS
• Removed build option KWIN_BUILD_SCRIPTING
• on all desktop window decoration button is only shown if at least two virtual desktops
• Removed taskbar thumbnails effect
• Removed OpenGL 1 (legacy) support (including build option KWIN_BUILD_OPENGL_1_COMPOSITING)
• Outline uses QtQuick
• Config option to switch between GLX and EGL
• Only one DBus service: "org.kde.KWin"
• DBus object /TabBox is no longer exported
• TabBox does no longer support the embedded mode
• Binary renamed to kwin_x11
• kwincompositing KCM got replaced by a new kwineffects kcm which just configures all the effects and by a new kwincompositing kcm which just configures the compositor.