romangg created this revision. romangg added a reviewer: KWin. Herald added a project: Frameworks. Herald added a subscriber: kde-frameworks-devel. romangg requested review of this revision.
REVISION SUMMARY This patch adds interfaces for specifying viewports via the wp_viewporter protocol extension. This allows to make surface size and buffer independent from each other. For example a video player can send 1080p video data while the window of the player is of different size. The server interface ViewportInterface is directly integrated with SurfaceInterface. Viewport changes are double-buffered by that. TEST PLAN Added auto tests and with weston-scaler. REPOSITORY R127 KWayland BRANCH viewporter REVISION DETAIL https://phabricator.kde.org/D26171 AFFECTED FILES autotests/client/CMakeLists.txt autotests/client/test_viewporter.cpp src/client/CMakeLists.txt src/client/registry.cpp src/client/registry.h src/client/viewporter.cpp src/client/viewporter.h src/server/CMakeLists.txt src/server/display.cpp src/server/display.h src/server/surface_interface.cpp src/server/surface_interface.h src/server/surface_interface_p.h src/server/viewporter_interface.cpp src/server/viewporter_interface.h To: romangg, #kwin Cc: kde-frameworks-devel, LeGast00n, GB_2, michaelh, ngraham, bruns