SDL 2.0.22 released!

SDL Announcements
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Thanks to all the people who contributed code and feedback, SDL 2.0.22 is now available!

https://www.libsdl.org/download-2.0.php

In addition to lots of bug fixes, here are the major changes in this release:

General:

  • Added SDL_RenderGetWindow() to get the window associated with a renderer
  • Added floating point rectangle functions:
    • SDL_PointInFRect()
    • SDL_FRectEmpty()
    • SDL_FRectEquals()
    • SDL_FRectEqualsEpsilon()
    • SDL_HasIntersectionF()
    • SDL_IntersectFRect()
    • SDL_UnionFRect()
    • SDL_EncloseFPoints()
    • SDL_IntersectFRectAndLine()
  • Added SDL_IsTextInputShown() which returns whether the IME window is currently shown
  • Added SDL_ClearComposition() to dismiss the composition window without disabling IME input
  • Added SDL_TEXTEDITING_EXT event for handling long composition text, and a hint SDL_HINT_IME_SUPPORT_EXTENDED_TEXT to enable it
  • Added the hint SDL_HINT_MOUSE_RELATIVE_MODE_CENTER to control whether the mouse should be constrained to the whole window or the center of the window when relative mode is enabled
  • The mouse is now automatically captured when mouse buttons are pressed, and the hint SDL_HINT_MOUSE_AUTO_CAPTURE allows you to control this behavior
  • Added the hint SDL_HINT_VIDEO_FOREIGN_WINDOW_OPENGL to let SDL know that a foreign window will be used with OpenGL
  • Added the hint SDL_HINT_VIDEO_FOREIGN_WINDOW_VULKAN to let SDL know that a foreign window will be used with Vulkan
  • Added the hint SDL_HINT_QUIT_ON_LAST_WINDOW_CLOSE to specify whether an SDL_QUIT event will be delivered when the last application window is closed
  • Added the hint SDL_HINT_JOYSTICK_ROG_CHAKRAM to control whether ROG Chakram mice show up as joysticks

Windows:

  • Added support for SDL_BLENDOPERATION_MINIMUM and SDL_BLENDOPERATION_MAXIMUM to the D3D9 renderer

Linux:

  • Compiling with Wayland support requires libwayland-client version 1.18.0 or later
  • Added the hint SDL_HINT_X11_WINDOW_TYPE to specify the _NET_WM_WINDOW_TYPE of SDL windows
  • Added the hint SDL_HINT_VIDEO_WAYLAND_PREFER_LIBDECOR to allow using libdecor with compositors that support xdg-decoration

Android:

  • Added SDL_AndroidSendMessage() to send a custom command to the SDL java activity
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