Log Message:
SDL2: update to 2.26.0.

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2.26.0:
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General:
* Updated OpenGL headers to the latest API from The Khronos Group Inc.
* Added SDL_GetWindowSizeInPixels() to get the window size in pixels, which may \ 
differ from the window coordinate size for windows with high-DPI support
* Added simulated vsync synchronization for the software renderer
* Added the mouse position to SDL_MouseWheelEvent
* Added SDL_ResetHints() to reset all hints to their default values
* Added SDL_GetJoystickGUIDInfo() to get device information encoded in a \ 
joystick GUID
* Added the hint SDL_HINT_JOYSTICK_HIDAPI_XBOX_360 to control whether the HIDAPI \ 
driver for XBox 360 controllers should be used
* Added the hint SDL_HINT_JOYSTICK_HIDAPI_XBOX_360_PLAYER_LED to control whether \ 
the player LEDs should be lit to indicate which player is associated with an \ 
Xbox 360 controller
* Added the hint SDL_HINT_JOYSTICK_HIDAPI_XBOX_360_WIRELESS to control whether \ 
the HIDAPI driver for XBox 360 wireless controllers should be used
* Added the hint SDL_HINT_JOYSTICK_HIDAPI_XBOX_ONE to control whether the HIDAPI \ 
driver for XBox One controllers should be used
* Added the hint SDL_HINT_JOYSTICK_HIDAPI_XBOX_ONE_HOME_LED to control the \ 
brightness of the XBox One guide button LED
* Added support for PS3 controllers to the HIDAPI driver, enabled by default on \ 
macOS, controlled by the SDL_HINT_JOYSTICK_HIDAPI_PS3 hint
* Added support for Nintendo Wii controllers to the HIDAPI driver, not enabled \ 
by default, controlled by the SDL_HINT_JOYSTICK_HIDAPI_WII hint
* Added the hint SDL_HINT_JOYSTICK_HIDAPI_WII_PLAYER_LED to control whether the \ 
player LED should be lit on the Nintendo Wii controllers
* Added the hint SDL_HINT_JOYSTICK_HIDAPI_VERTICAL_JOY_CONS to control whether \ 
Nintendo Switch Joy-Con controllers will be in vertical mode when using the \ 
HIDAPI driver
* Added access to the individual left and right gyro sensors of the combined \ 
Joy-Cons controller
* Added a microsecond timestamp to SDL_SensorEvent and \ 
SDL_ControllerSensorEvent, when the hardware provides that information
* Added SDL_SensorGetDataWithTimestamp() and \ 
SDL_GameControllerGetSensorDataWithTimestamp() to retrieve the last sensor data \ 
with the associated microsecond timestamp
* Added the hint SDL_HINT_HIDAPI_IGNORE_DEVICES to have the SDL HID API ignore \ 
specific devices
* SDL_GetRevision() now includes more information about the SDL build, including \ 
the git commit hash if available

Windows:
* Added the hint SDL_HINT_MOUSE_RELATIVE_SYSTEM_SCALE to control whether the \ 
system mouse acceleration curve is used for relative mouse motion

macOS:
* Implemented vsync synchronization on macOS 12

Linux:
* Added SDL_SetPrimarySelectionText(), SDL_GetPrimarySelectionText(), and \ 
SDL_HasPrimarySelectionText() to interact with the X11 primary selection \ 
clipboard
* Added the hint SDL_HINT_VIDEO_WAYLAND_EMULATE_MOUSE_WARP to control whether \ 
mouse pointer warp emulation is enabled under Wayland

Android:
* Enabled IME soft keyboard input
* Added version checking to make sure the SDL Java and C code are compatible