shithub: pt2-clone

Download patch

ref: f33bc817c5ee905023410c4103e4759f1bca20a7
parent: fc625eb050e047e88da6cac4b3f897e89e482f2b
author: Olav Sørensen <olav.sorensen@live.no>
date: Mon Jul 11 18:09:24 EDT 2022

Updated SDL to v2.0.22

--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_audio.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_audio.h
@@ -500,9 +500,7 @@
  * hardware.
  *
  * `spec` will be filled with the sample rate, sample format, and channel
- * count. All other values in the structure are filled with 0. When the
- * supported struct members are 0, SDL was unable to get the property from the
- * backend.
+ * count.
  *
  * \param index the index of the audio device; valid values range from 0 to
  *              SDL_GetNumAudioDevices() - 1
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_blendmode.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_blendmode.h
@@ -67,9 +67,8 @@
     SDL_BLENDOPERATION_ADD              = 0x1,  /**< dst + src: supported by all renderers */
     SDL_BLENDOPERATION_SUBTRACT         = 0x2,  /**< dst - src : supported by D3D9, D3D11, OpenGL, OpenGLES */
     SDL_BLENDOPERATION_REV_SUBTRACT     = 0x3,  /**< src - dst : supported by D3D9, D3D11, OpenGL, OpenGLES */
-    SDL_BLENDOPERATION_MINIMUM          = 0x4,  /**< min(dst, src) : supported by D3D11 */
-    SDL_BLENDOPERATION_MAXIMUM          = 0x5   /**< max(dst, src) : supported by D3D11 */
-
+    SDL_BLENDOPERATION_MINIMUM          = 0x4,  /**< min(dst, src) : supported by D3D9, D3D11 */
+    SDL_BLENDOPERATION_MAXIMUM          = 0x5   /**< max(dst, src) : supported by D3D9, D3D11 */
 } SDL_BlendOperation;
 
 /**
@@ -87,7 +86,6 @@
     SDL_BLENDFACTOR_ONE_MINUS_DST_COLOR = 0x8,  /**< 1-dstR, 1-dstG, 1-dstB, 1-dstA */
     SDL_BLENDFACTOR_DST_ALPHA           = 0x9,  /**< dstA, dstA, dstA, dstA */
     SDL_BLENDFACTOR_ONE_MINUS_DST_ALPHA = 0xA   /**< 1-dstA, 1-dstA, 1-dstA, 1-dstA */
-
 } SDL_BlendFactor;
 
 /**
@@ -135,10 +133,10 @@
  * SDL 2.0.6. All renderers support the four blend modes listed in the
  * SDL_BlendMode enumeration.
  *
- * - **direct3d**: Supports `SDL_BLENDOPERATION_ADD` with all factors.
- * - **direct3d11**: Supports all operations with all factors. However, some
+ * - **direct3d**: Supports all operations with all factors. However, some
  *   factors produce unexpected results with `SDL_BLENDOPERATION_MINIMUM` and
  *   `SDL_BLENDOPERATION_MAXIMUM`.
+ * - **direct3d11**: Same as Direct3D 9.
  * - **opengl**: Supports the `SDL_BLENDOPERATION_ADD` operation with all
  *   factors. OpenGL versions 1.1, 1.2, and 1.3 do not work correctly with SDL
  *   2.0.6.
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_config.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_config.h
@@ -39,8 +39,6 @@
 #include "SDL_config_iphoneos.h"
 #elif defined(__ANDROID__)
 #include "SDL_config_android.h"
-#elif defined(__PSP__)
-#include "SDL_config_psp.h"
 #elif defined(__OS2__)
 #include "SDL_config_os2.h"
 #elif defined(__EMSCRIPTEN__)
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_endian.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_endian.h
@@ -65,6 +65,15 @@
 #elif defined(__FreeBSD__) || defined(__NetBSD__)
 #include <sys/endian.h>
 #define SDL_BYTEORDER  BYTE_ORDER
+/* predefs from newer gcc and clang versions: */
+#elif defined(__ORDER_LITTLE_ENDIAN__) && defined(__ORDER_BIG_ENDIAN__) && defined(__BYTE_ORDER__)
+#if (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
+#define SDL_BYTEORDER   SDL_LIL_ENDIAN
+#elif (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)
+#define SDL_BYTEORDER   SDL_BIG_ENDIAN
+#else
+#error Unsupported endianness
+#endif /**/
 #else
 #if defined(__hppa__) || \
     defined(__m68k__) || defined(mc68000) || defined(_M_M68K) || \
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_events.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_events.h
@@ -102,6 +102,7 @@
     SDL_KEYMAPCHANGED,          /**< Keymap changed due to a system event such as an
                                      input language or keyboard layout change.
                                 */
+    SDL_TEXTEDITING_EXT,       /**< Extended keyboard text editing (composition) */
 
     /* Mouse events */
     SDL_MOUSEMOTION    = 0x400, /**< Mouse moved */
@@ -243,6 +244,19 @@
     Sint32 length;                              /**< The length of selected editing text */
 } SDL_TextEditingEvent;
 
+/**
+ *  \brief Extended keyboard text editing event structure (event.editExt.*) when text would be
+ *  truncated if stored in the text buffer SDL_TextEditingEvent
+ */
+typedef struct SDL_TextEditingExtEvent
+{
+    Uint32 type;                                /**< ::SDL_TEXTEDITING_EXT */
+    Uint32 timestamp;                           /**< In milliseconds, populated using SDL_GetTicks() */
+    Uint32 windowID;                            /**< The window with keyboard focus, if any */
+    char* text;                                 /**< The editing text, which should be freed with SDL_free(), and will not be NULL */
+    Sint32 start;                               /**< The start cursor of selected editing text */
+    Sint32 length;                              /**< The length of selected editing text */
+} SDL_TextEditingExtEvent;
 
 #define SDL_TEXTINPUTEVENT_TEXT_SIZE (32)
 /**
@@ -601,6 +615,7 @@
     SDL_WindowEvent window;                 /**< Window event data */
     SDL_KeyboardEvent key;                  /**< Keyboard event data */
     SDL_TextEditingEvent edit;              /**< Text editing event data */
+    SDL_TextEditingExtEvent editExt;        /**< Extended text editing event data */
     SDL_TextInputEvent text;                /**< Text input event data */
     SDL_MouseMotionEvent motion;            /**< Mouse motion event data */
     SDL_MouseButtonEvent button;            /**< Mouse button event data */
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_gamecontroller.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_gamecontroller.h
@@ -869,8 +869,9 @@
  * calling it with 0 intensity stops any rumbling.
  *
  * Note that this is rumbling of the _triggers_ and not the game controller as
- * a whole. The first controller to offer this feature was the PlayStation 5's
- * DualShock 5.
+ * a whole. This is currently only supported on Xbox One controllers. If you
+ * want the (more common) whole-controller rumble, use
+ * SDL_GameControllerRumble() instead.
  *
  * \param gamecontroller The controller to vibrate
  * \param left_rumble The intensity of the left trigger rumble motor, from 0
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_hints.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_hints.h
@@ -413,6 +413,19 @@
 #define SDL_HINT_EVENT_LOGGING   "SDL_EVENT_LOGGING"
 
 /**
+ *  \brief  A variable controlling whether raising the window should be done more forcefully
+ *
+ *  This variable can be set to the following values:
+ *    "0"       - No forcing (the default)
+ *    "1"       - Extra level of forcing
+ *
+ *  At present, this is only an issue under MS Windows, which makes it nearly impossible to
+ *  programmatically move a window to the foreground, for "security" reasons. See
+ *  http://stackoverflow.com/a/34414846 for a discussion.
+ */
+#define SDL_HINT_FORCE_RAISEWINDOW    "SDL_HINT_FORCE_RAISEWINDOW"
+
+/**
  *  \brief  A variable controlling how 3D acceleration is used to accelerate the SDL screen surface.
  *
  *  SDL can try to accelerate the SDL screen surface by using streaming
@@ -567,6 +580,17 @@
 #define SDL_HINT_IME_SHOW_UI "SDL_IME_SHOW_UI"
 
 /**
+ * \brief A variable to control if extended IME text support is enabled.
+ * If enabled then SDL_TextEditingExtEvent will be issued if the text would be truncated otherwise.
+ * Additionally SDL_TextInputEvent will be dispatched multiple times so that it is not truncated.
+ *
+ * The variable can be set to the following values:
+ *   "0"       - Legacy behavior. Text can be truncated, no heap allocations. (default)
+ *   "1"       - Modern behavior.
+ */
+#define SDL_HINT_IME_SUPPORT_EXTENDED_TEXT "SDL_IME_SUPPORT_EXTENDED_TEXT"
+
+/**
  * \brief  A variable controlling whether the home indicator bar on iPhone X
  *         should be hidden.
  *
@@ -612,6 +636,21 @@
  */
 #define SDL_HINT_JOYSTICK_HIDAPI_GAMECUBE "SDL_JOYSTICK_HIDAPI_GAMECUBE"
 
+/**
+ *  \brief  A variable controlling whether "low_frequency_rumble" and "high_frequency_rumble" is used to implement
+ *          the GameCube controller's 3 rumble modes, Stop(0), Rumble(1), and StopHard(2)
+ *          this is useful for applications that need full compatibility for things like ADSR envelopes.
+ *          Stop is implemented by setting "low_frequency_rumble" to "0" and "high_frequency_rumble" ">0"
+ *          Rumble is both at any arbitrary value,
+ *          StopHard is implemented by setting both "low_frequency_rumble" and "high_frequency_rumble" to "0"
+ *
+ *  This variable can be set to the following values:
+ *    "0"       - Normal rumble behavior is behavior is used (default)
+ *    "1"       - Proper GameCube controller rumble behavior is used
+ *
+ */
+#define SDL_HINT_JOYSTICK_GAMECUBE_RUMBLE_BRAKE "SDL_JOYSTICK_GAMECUBE_RUMBLE_BRAKE"
+
  /**
   *  \brief  A variable controlling whether Switch Joy-Cons should be treated the same as Switch Pro Controllers when using the HIDAPI driver.
   *
@@ -766,7 +805,6 @@
   *  This variable can be set to the following values:
   *    "0"       - RAWINPUT drivers are not used
   *    "1"       - RAWINPUT drivers are used (the default)
-  *
   */
 #define SDL_HINT_JOYSTICK_RAWINPUT "SDL_JOYSTICK_RAWINPUT"
 
@@ -784,6 +822,15 @@
 #define SDL_HINT_JOYSTICK_RAWINPUT_CORRELATE_XINPUT   "SDL_JOYSTICK_RAWINPUT_CORRELATE_XINPUT"
 
  /**
+  *  \brief  A variable controlling whether the ROG Chakram mice should show up as joysticks
+  *
+  *  This variable can be set to the following values:
+  *    "0"       - ROG Chakram mice do not show up as joysticks (the default)
+  *    "1"       - ROG Chakram mice show up as joysticks
+  */
+#define SDL_HINT_JOYSTICK_ROG_CHAKRAM "SDL_JOYSTICK_ROG_CHAKRAM"
+
+ /**
   *  \brief  A variable controlling whether a separate thread should be used
   *          for handling joystick detection and raw input messages on Windows
   *
@@ -887,6 +934,22 @@
 #define SDL_HINT_MOUSE_NORMAL_SPEED_SCALE    "SDL_MOUSE_NORMAL_SPEED_SCALE"
 
 /**
+ *  \brief  A variable controlling whether relative mouse mode constrains the mouse to the center of the window
+ *
+ *  This variable can be set to the following values:
+ *    "0"       - Relative mouse mode constrains the mouse to the window
+ *    "1"       - Relative mouse mode constrains the mouse to the center of the window
+ *
+ *  Constraining to the center of the window works better for FPS games and when the
+ *  application is running over RDP. Constraining to the whole window works better
+ *  for 2D games and increases the chance that the mouse will be in the correct
+ *  position when using high DPI mice.
+ *
+ *  By default SDL will constrain the mouse to the center of the window
+ */
+#define SDL_HINT_MOUSE_RELATIVE_MODE_CENTER    "SDL_MOUSE_RELATIVE_MODE_CENTER"
+
+/**
  *  \brief  A variable controlling whether relative mouse mode is implemented using mouse warping
  *
  *  This variable can be set to the following values:
@@ -923,6 +986,19 @@
 #define SDL_HINT_MOUSE_TOUCH_EVENTS    "SDL_MOUSE_TOUCH_EVENTS"
 
 /**
+ *  \brief  A variable controlling whether the mouse is captured while mouse buttons are pressed
+ *
+ *  This variable can be set to the following values:
+ *    "0"       - The mouse is not captured while mouse buttons are pressed
+ *    "1"       - The mouse is captured while mouse buttons are pressed
+ *
+ *  By default the mouse is captured while mouse buttons are pressed so if the mouse is dragged
+ *  outside the window, the application continues to receive mouse events until the button is
+ *  released.
+ */
+#define SDL_HINT_MOUSE_AUTO_CAPTURE    "SDL_MOUSE_AUTO_CAPTURE"
+
+/**
  *  \brief Tell SDL not to catch the SIGINT or SIGTERM signals.
  *
  * This hint only applies to Unix-like platforms, and should set before
@@ -1279,6 +1355,18 @@
 #define SDL_HINT_TOUCH_MOUSE_EVENTS    "SDL_TOUCH_MOUSE_EVENTS"
 
 /**
+ *  \brief  A variable controlling which touchpad should generate synthetic mouse events
+ *
+ *  This variable can be set to the following values:
+ *    "0"       - Only front touchpad should generate mouse events. Default
+ *    "1"       - Only back touchpad should generate mouse events.
+ *    "2"       - Both touchpads should generate mouse events.
+ *
+ *  By default SDL will generate mouse events for all touch devices
+ */
+#define SDL_HINT_VITA_TOUCH_MOUSE_DEVICE    "SDL_HINT_VITA_TOUCH_MOUSE_DEVICE"
+
+/**
  *  \brief  A variable controlling whether the Android / tvOS remotes
  *  should be listed as joystick devices, instead of sending keyboard events.
  *
@@ -1388,6 +1476,20 @@
 #define SDL_HINT_VIDEO_WAYLAND_ALLOW_LIBDECOR "SDL_VIDEO_WAYLAND_ALLOW_LIBDECOR"
 
 /**
+ *  \brief  A variable controlling whether the libdecor Wayland backend is preferred over native decrations.
+ *
+ *  When this hint is set, libdecor will be used to provide window decorations, even if xdg-decoration is
+ *  available. (Note that, by default, libdecor will use xdg-decoration itself if available).
+ *
+ *  This variable can be set to the following values:
+ *    "0"       - libdecor is enabled only if server-side decorations are unavailable.
+ *    "1"       - libdecor is always enabled if available.
+ *
+ *  libdecor is used over xdg-shell when xdg-decoration protocol is unavailable.
+ */
+#define SDL_HINT_VIDEO_WAYLAND_PREFER_LIBDECOR "SDL_VIDEO_WAYLAND_PREFER_LIBDECOR"
+
+/**
 *  \brief  A variable that is the address of another SDL_Window* (as a hex string formatted with "%p").
 *  
 *  If this hint is set before SDL_CreateWindowFrom() and the SDL_Window* it is set to has
@@ -1407,6 +1509,28 @@
 #define SDL_HINT_VIDEO_WINDOW_SHARE_PIXEL_FORMAT    "SDL_VIDEO_WINDOW_SHARE_PIXEL_FORMAT"
 
 /**
+ *  \brief  When calling SDL_CreateWindowFrom(), make the window compatible with OpenGL.
+ *
+ * This variable can be set to the following values:
+ * "0" - Don't add any graphics flags to the SDL_WindowFlags
+ * "1" - Add SDL_WINDOW_OPENGL to the SDL_WindowFlags
+ *
+ * By default SDL will not make the foreign window compatible with OpenGL.
+ */
+#define SDL_HINT_VIDEO_FOREIGN_WINDOW_OPENGL "SDL_VIDEO_FOREIGN_WINDOW_OPENGL"
+
+/**
+ *  \brief  When calling SDL_CreateWindowFrom(), make the window compatible with Vulkan.
+ *
+ * This variable can be set to the following values:
+ * "0" - Don't add any graphics flags to the SDL_WindowFlags
+ * "1" - Add SDL_WINDOW_VULKAN to the SDL_WindowFlags
+ *
+ * By default SDL will not make the foreign window compatible with Vulkan.
+ */
+#define SDL_HINT_VIDEO_FOREIGN_WINDOW_VULKAN "SDL_VIDEO_FOREIGN_WINDOW_VULKAN"
+
+/**
 *  \brief  A variable specifying which shader compiler to preload when using the Chrome ANGLE binaries
 *
 *  SDL has EGL and OpenGL ES2 support on Windows via the ANGLE project. It
@@ -1823,6 +1947,97 @@
  *  always ignored.
  */
 #define SDL_HINT_AUDIO_INCLUDE_MONITORS "SDL_AUDIO_INCLUDE_MONITORS"
+
+/**
+ *  \brief  A variable that forces X11 windows to create as a custom type.
+ *
+ *  This is currently only used for X11 and ignored elsewhere.
+ *
+ *  During SDL_CreateWindow, SDL uses the _NET_WM_WINDOW_TYPE X11 property
+ *  to report to the window manager the type of window it wants to create.
+ *  This might be set to various things if SDL_WINDOW_TOOLTIP or
+ *  SDL_WINDOW_POPUP_MENU, etc, were specified. For "normal" windows that
+ *  haven't set a specific type, this hint can be used to specify a custom
+ *  type. For example, a dock window might set this to
+ *  "_NET_WM_WINDOW_TYPE_DOCK".
+ *
+ *  If not set or set to "", this hint is ignored. This hint must be set
+ *  before the SDL_CreateWindow() call that it is intended to affect.
+ *
+ *  This hint is available since SDL 2.0.22.
+ */
+#define SDL_HINT_X11_WINDOW_TYPE "SDL_X11_WINDOW_TYPE"
+
+/**
+ *  \brief  A variable that decides whether to send SDL_QUIT when closing the final window.
+ *
+ *  By default, SDL sends an SDL_QUIT event when there is only one window
+ *  and it receives an SDL_WINDOWEVENT_CLOSE event, under the assumption most
+ *  apps would also take the loss of this window as a signal to terminate the
+ *  program.
+ *
+ *  However, it's not unreasonable in some cases to have the program continue
+ *  to live on, perhaps to create new windows later.
+ *
+ *  Changing this hint to "0" will cause SDL to not send an SDL_QUIT event
+ *  when the final window is requesting to close. Note that in this case,
+ *  there are still other legitimate reasons one might get an SDL_QUIT
+ *  event: choosing "Quit" from the macOS menu bar, sending a SIGINT (ctrl-c)
+ *  on Unix, etc.
+ *
+ *  The default value is "1".  This hint can be changed at any time.
+ *
+ *  This hint is available since SDL 2.0.22. Before then, you always get
+ *  an SDL_QUIT event when closing the final window.
+ */
+#define SDL_HINT_QUIT_ON_LAST_WINDOW_CLOSE "SDL_QUIT_ON_LAST_WINDOW_CLOSE"
+
+
+/**
+ *  \brief  A variable that decides what video backend to use.
+ *
+ *  By default, SDL will try all available video backends in a reasonable
+ *  order until it finds one that can work, but this hint allows the app
+ *  or user to force a specific target, such as "x11" if, say, you are
+ *  on Wayland but want to try talking to the X server instead.
+ *
+ *  This functionality has existed since SDL 2.0.0 (indeed, before that)
+ *  but before 2.0.22 this was an environment variable only. In 2.0.22,
+ *  it was upgraded to a full SDL hint, so you can set the environment
+ *  variable as usual or programatically set the hint with SDL_SetHint,
+ *  which won't propagate to child processes.
+ *
+ *  The default value is unset, in which case SDL will try to figure out
+ *  the best video backend on your behalf. This hint needs to be set
+ *  before SDL_Init() is called to be useful.
+ *
+ *  This hint is available since SDL 2.0.22. Before then, you could set
+ *  the environment variable to get the same effect.
+ */
+#define SDL_HINT_VIDEODRIVER "SDL_VIDEODRIVER"
+
+/**
+ *  \brief  A variable that decides what audio backend to use.
+ *
+ *  By default, SDL will try all available audio backends in a reasonable
+ *  order until it finds one that can work, but this hint allows the app
+ *  or user to force a specific target, such as "alsa" if, say, you are
+ *  on PulseAudio but want to try talking to the lower level instead.
+ *
+ *  This functionality has existed since SDL 2.0.0 (indeed, before that)
+ *  but before 2.0.22 this was an environment variable only. In 2.0.22,
+ *  it was upgraded to a full SDL hint, so you can set the environment
+ *  variable as usual or programatically set the hint with SDL_SetHint,
+ *  which won't propagate to child processes.
+ *
+ *  The default value is unset, in which case SDL will try to figure out
+ *  the best audio backend on your behalf. This hint needs to be set
+ *  before SDL_Init() is called to be useful.
+ *
+ *  This hint is available since SDL 2.0.22. Before then, you could set
+ *  the environment variable to get the same effect.
+ */
+#define SDL_HINT_AUDIODRIVER "SDL_AUDIODRIVER"
 
 
 /**
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_joystick.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_joystick.h
@@ -829,9 +829,9 @@
  * Each call to this function cancels any previous trigger rumble effect, and
  * calling it with 0 intensity stops any rumbling.
  *
- * Note that this function is for _trigger_ rumble; the first joystick to
- * support this was the PlayStation 5's DualShock 5 controller. If you want
- * the (more common) whole-controller rumble, use SDL_JoystickRumble()
+ * Note that this is rumbling of the _triggers_ and not the game controller as
+ * a whole. This is currently only supported on Xbox One controllers. If you
+ * want the (more common) whole-controller rumble, use SDL_JoystickRumble()
  * instead.
  *
  * \param joystick The joystick to vibrate
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_keyboard.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_keyboard.h
@@ -269,7 +269,28 @@
 extern DECLSPEC void SDLCALL SDL_StopTextInput(void);
 
 /**
+ * Dismiss the composition window/IME without disabling the subsystem.
+ *
+ * \since This function is available since SDL 2.0.22.
+ *
+ * \sa SDL_StartTextInput
+ * \sa SDL_StopTextInput
+ */
+extern DECLSPEC void SDLCALL SDL_ClearComposition(void);
+
+/**
+ * Returns if an IME Composite or Candidate window is currently shown.
+ *
+ * \since This function is available since SDL 2.0.22.
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_IsTextInputShown(void);
+
+/**
  * Set the rectangle used to type Unicode text inputs.
+ *
+ * Note: If you want use system native IME window, try to set hint
+ * **SDL_HINT_IME_SHOW_UI** to **1**, otherwise this function won't give you
+ * any feedback.
  *
  * \param rect the SDL_Rect structure representing the rectangle to receive
  *             text (ignored if NULL)
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_metal.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_metal.h
@@ -92,6 +92,7 @@
  *
  * \param window SDL_Window from which the drawable size should be queried
  * \param w Pointer to variable for storing the width in pixels, may be NULL
+ * \param h Pointer to variable for storing the height in pixels, may be NULL
  *
  * \since This function is available since SDL 2.0.14.
  *
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_rect.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_rect.h
@@ -54,8 +54,8 @@
 /**
  * The structure that defines a point (floating point)
  *
- * \sa SDL_EnclosePoints
- * \sa SDL_PointInRect
+ * \sa SDL_EncloseFPoints
+ * \sa SDL_PointInFRect
  */
 typedef struct SDL_FPoint
 {
@@ -71,6 +71,7 @@
  * \sa SDL_RectEquals
  * \sa SDL_HasIntersection
  * \sa SDL_IntersectRect
+ * \sa SDL_IntersectRectAndLine
  * \sa SDL_UnionRect
  * \sa SDL_EnclosePoints
  */
@@ -83,6 +84,16 @@
 
 /**
  * A rectangle, with the origin at the upper left (floating point).
+ *
+ * \sa SDL_FRectEmpty
+ * \sa SDL_FRectEquals
+ * \sa SDL_FRectEqualsEpsilon
+ * \sa SDL_HasIntersectionF
+ * \sa SDL_IntersectFRect
+ * \sa SDL_IntersectFRectAndLine
+ * \sa SDL_UnionFRect
+ * \sa SDL_EncloseFPoints
+ * \sa SDL_PointInFRect
  */
 typedef struct SDL_FRect
 {
@@ -212,6 +223,147 @@
                                                           rect, int *X1,
                                                           int *Y1, int *X2,
                                                           int *Y2);
+
+
+/* SDL_FRect versions... */
+
+/**
+ * Returns true if point resides inside a rectangle.
+ */
+SDL_FORCE_INLINE SDL_bool SDL_PointInFRect(const SDL_FPoint *p, const SDL_FRect *r)
+{
+    return ( (p->x >= r->x) && (p->x < (r->x + r->w)) &&
+             (p->y >= r->y) && (p->y < (r->y + r->h)) ) ? SDL_TRUE : SDL_FALSE;
+}
+
+/**
+ * Returns true if the rectangle has no area.
+ */
+SDL_FORCE_INLINE SDL_bool SDL_FRectEmpty(const SDL_FRect *r)
+{
+    return ((!r) || (r->w <= 0.0f) || (r->h <= 0.0f)) ? SDL_TRUE : SDL_FALSE;
+}
+
+/**
+ * Returns true if the two rectangles are equal, within some given epsilon.
+ *
+ * \since This function is available since SDL 2.0.22.
+ */
+SDL_FORCE_INLINE SDL_bool SDL_FRectEqualsEpsilon(const SDL_FRect *a, const SDL_FRect *b, const float epsilon)
+{
+    return (a && b && ((a == b) ||
+            ((SDL_fabs(a->x - b->x) <= epsilon) &&
+            (SDL_fabs(a->y - b->y) <= epsilon) &&
+            (SDL_fabs(a->w - b->w) <= epsilon) &&
+            (SDL_fabs(a->h - b->h) <= epsilon))))
+            ? SDL_TRUE : SDL_FALSE;
+}
+
+/**
+ * Returns true if the two rectangles are equal, using a default epsilon.
+ *
+ * \since This function is available since SDL 2.0.22.
+ */
+SDL_FORCE_INLINE SDL_bool SDL_FRectEquals(const SDL_FRect *a, const SDL_FRect *b)
+{
+    return SDL_FRectEqualsEpsilon(a, b, SDL_FLT_EPSILON);
+}
+
+/**
+ * Determine whether two rectangles intersect with float precision.
+ *
+ * If either pointer is NULL the function will return SDL_FALSE.
+ *
+ * \param A an SDL_FRect structure representing the first rectangle
+ * \param B an SDL_FRect structure representing the second rectangle
+ * \returns SDL_TRUE if there is an intersection, SDL_FALSE otherwise.
+ *
+ * \since This function is available since SDL 2.0.22.
+ *
+ * \sa SDL_IntersectRect
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_HasIntersectionF(const SDL_FRect * A,
+                                                      const SDL_FRect * B);
+
+/**
+ * Calculate the intersection of two rectangles with float precision.
+ *
+ * If `result` is NULL then this function will return SDL_FALSE.
+ *
+ * \param A an SDL_FRect structure representing the first rectangle
+ * \param B an SDL_FRect structure representing the second rectangle
+ * \param result an SDL_FRect structure filled in with the intersection of
+ *               rectangles `A` and `B`
+ * \returns SDL_TRUE if there is an intersection, SDL_FALSE otherwise.
+ *
+ * \since This function is available since SDL 2.0.22.
+ *
+ * \sa SDL_HasIntersectionF
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_IntersectFRect(const SDL_FRect * A,
+                                                    const SDL_FRect * B,
+                                                    SDL_FRect * result);
+
+/**
+ * Calculate the union of two rectangles with float precision.
+ *
+ * \param A an SDL_FRect structure representing the first rectangle
+ * \param B an SDL_FRect structure representing the second rectangle
+ * \param result an SDL_FRect structure filled in with the union of rectangles
+ *               `A` and `B`
+ *
+ * \since This function is available since SDL 2.0.22.
+ */
+extern DECLSPEC void SDLCALL SDL_UnionFRect(const SDL_FRect * A,
+                                            const SDL_FRect * B,
+                                            SDL_FRect * result);
+
+/**
+ * Calculate a minimal rectangle enclosing a set of points with float
+ * precision.
+ *
+ * If `clip` is not NULL then only points inside of the clipping rectangle are
+ * considered.
+ *
+ * \param points an array of SDL_FPoint structures representing points to be
+ *               enclosed
+ * \param count the number of structures in the `points` array
+ * \param clip an SDL_FRect used for clipping or NULL to enclose all points
+ * \param result an SDL_FRect structure filled in with the minimal enclosing
+ *               rectangle
+ * \returns SDL_TRUE if any points were enclosed or SDL_FALSE if all the
+ *          points were outside of the clipping rectangle.
+ *
+ * \since This function is available since SDL 2.0.22.
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_EncloseFPoints(const SDL_FPoint * points,
+                                                    int count,
+                                                    const SDL_FRect * clip,
+                                                    SDL_FRect * result);
+
+/**
+ * Calculate the intersection of a rectangle and line segment with float
+ * precision.
+ *
+ * This function is used to clip a line segment to a rectangle. A line segment
+ * contained entirely within the rectangle or that does not intersect will
+ * remain unchanged. A line segment that crosses the rectangle at either or
+ * both ends will be clipped to the boundary of the rectangle and the new
+ * coordinates saved in `X1`, `Y1`, `X2`, and/or `Y2` as necessary.
+ *
+ * \param rect an SDL_FRect structure representing the rectangle to intersect
+ * \param X1 a pointer to the starting X-coordinate of the line
+ * \param Y1 a pointer to the starting Y-coordinate of the line
+ * \param X2 a pointer to the ending X-coordinate of the line
+ * \param Y2 a pointer to the ending Y-coordinate of the line
+ * \returns SDL_TRUE if there is an intersection, SDL_FALSE otherwise.
+ *
+ * \since This function is available since SDL 2.0.22.
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_IntersectFRectAndLine(const SDL_FRect *
+                                                           rect, float *X1,
+                                                           float *Y1, float *X2,
+                                                           float *Y2);
 
 /* Ends C function definitions when using C++ */
 #ifdef __cplusplus
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_render.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_render.h
@@ -262,6 +262,17 @@
 extern DECLSPEC SDL_Renderer * SDLCALL SDL_GetRenderer(SDL_Window * window);
 
 /**
+ * Get the window associated with a renderer.
+ *
+ * \param renderer the renderer to query
+ * \returns the window on success or NULL on failure; call SDL_GetError() for
+ *          more information.
+ *
+ * \since This function is available since SDL 2.0.22.
+ */
+extern DECLSPEC SDL_Window * SDLCALL SDL_RenderGetWindow(SDL_Renderer *renderer);
+
+/**
  * Get information about a rendering context.
  *
  * \param renderer the rendering context
@@ -356,11 +367,15 @@
  * \param texture the texture to query
  * \param format a pointer filled in with the raw format of the texture; the
  *               actual format may differ, but pixel transfers will use this
- *               format (one of the SDL_PixelFormatEnum values)
+ *               format (one of the SDL_PixelFormatEnum values). This argument
+ *               can be NULL if you don't need this information.
  * \param access a pointer filled in with the actual access to the texture
- *               (one of the SDL_TextureAccess values)
- * \param w a pointer filled in with the width of the texture in pixels
- * \param h a pointer filled in with the height of the texture in pixels
+ *               (one of the SDL_TextureAccess values). This argument can be
+ *               NULL if you don't need this information.
+ * \param w a pointer filled in with the width of the texture in pixels. This
+ *          argument can be NULL if you don't need this information.
+ * \param h a pointer filled in with the height of the texture in pixels. This
+ *          argument can be NULL if you don't need this information.
  * \returns 0 on success or a negative error code on failure; call
  *          SDL_GetError() for more information.
  *
@@ -1603,6 +1618,7 @@
  * vertex array Color and alpha modulation is done per vertex
  * (SDL_SetTextureColorMod and SDL_SetTextureAlphaMod are ignored).
  *
+ * \param renderer The rendering context.
  * \param texture (optional) The SDL texture to use.
  * \param vertices Vertices.
  * \param num_vertices Number of vertices.
@@ -1627,6 +1643,7 @@
  * vertex arrays Color and alpha modulation is done per vertex
  * (SDL_SetTextureColorMod and SDL_SetTextureAlphaMod are ignored).
  *
+ * \param renderer The rendering context.
  * \param texture (optional) The SDL texture to use.
  * \param xy Vertex positions
  * \param xy_stride Byte size to move from one element to the next element
@@ -1658,7 +1675,8 @@
  * Read pixels from the current rendering target to an array of pixels.
  *
  * **WARNING**: This is a very slow operation, and should not be used
- * frequently.
+ * frequently. If you're using this on the main rendering target, it should be
+ * called after rendering and before SDL_RenderPresent().
  *
  * `pitch` specifies the number of bytes between rows in the destination
  * `pixels` data. This allows you to write to a subrectangle or have padded
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_revision.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_revision.h
@@ -1,2 +1,2 @@
-#define SDL_REVISION "https://github.com/libsdl-org/SDL.git@b424665e0899769b200231ba943353a5fee1b6b6"
+#define SDL_REVISION "https://github.com/libsdl-org/SDL.git@53dea9830964eee8b5c2a7ee0a65d6e268dc78a1"
 #define SDL_REVISION_NUMBER 0
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_stdinc.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_stdinc.h
@@ -234,6 +234,19 @@
 
 /* @} *//* Basic data types */
 
+/**
+ *  \name Floating-point constants
+ */
+/* @{ */
+
+#ifdef FLT_EPSILON
+#define SDL_FLT_EPSILON FLT_EPSILON
+#else
+#define SDL_FLT_EPSILON 1.1920928955078125e-07F /* 0x0.000002p0 */
+#endif
+
+/* @} *//* Floating-point constants */
+
 /* Make sure we have macros for printing width-based integers.
  * <stdint.h> should define these but this is not true all platforms.
  * (for example win32) */
@@ -354,8 +367,14 @@
 #endif
 #endif /* SDL_DISABLE_ANALYZE_MACROS */
 
+#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L)
+#define SDL_COMPILE_TIME_ASSERT(name, x) _Static_assert(x, #x)
+#elif defined(__cplusplus) && (__cplusplus >= 201103L)
+#define SDL_COMPILE_TIME_ASSERT(name, x)  static_assert(x, #x)
+#else /* universal, but may trigger -Wunused-local-typedefs */
 #define SDL_COMPILE_TIME_ASSERT(name, x)               \
        typedef int SDL_compile_time_assert_ ## name[(x) * 2 - 1]
+#endif
 /** \cond */
 #ifndef DOXYGEN_SHOULD_IGNORE_THIS
 SDL_COMPILE_TIME_ASSERT(uint8, sizeof(Uint8) == 1);
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_system.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_system.h
@@ -425,6 +425,18 @@
  */
 extern DECLSPEC int SDLCALL SDL_AndroidShowToast(const char* message, int duration, int gravity, int xoffset, int yoffset);
 
+/**
+ * Send a user command to SDLActivity.
+ *
+ * Override "boolean onUnhandledMessage(Message msg)" to handle the message.
+ *
+ * \param command user command that must be greater or equal to 0x8000
+ * \param param user parameter
+ *
+ * \since This function is available since SDL 2.0.22.
+ */
+extern DECLSPEC int SDLCALL SDL_AndroidSendMessage(Uint32 command, int param);
+
 #endif /* __ANDROID__ */
 
 /* Platform specific functions for WinRT */
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_syswm.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_syswm.h
@@ -298,6 +298,8 @@
             struct wl_egl_window *egl_window;       /**< Wayland EGL window (native window) */
             struct xdg_surface *xdg_surface;        /**< Wayland xdg surface (window manager handle) */
             struct xdg_toplevel *xdg_toplevel;      /**< Wayland xdg toplevel role */
+            struct xdg_popup *xdg_popup;            /**< Wayland xdg popup role */
+            struct xdg_positioner *xdg_positioner;  /**< Wayland xdg positioner, for popup */
         } wl;
 #endif
 #if defined(SDL_VIDEO_DRIVER_MIR)  /* no longer available, left for API/ABI compatibility. Remove in 2.1! */
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_touch.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_touch.h
@@ -96,6 +96,14 @@
 extern DECLSPEC SDL_TouchID SDLCALL SDL_GetTouchDevice(int index);
 
 /**
+ * Get the touch device name as reported from the driver or NULL if the index
+ * is invalid.
+ *
+ * \since This function is available since SDL 2.0.22.
+ */
+extern DECLSPEC const char* SDLCALL SDL_GetTouchName(int index);
+
+/**
  * Get the type of the given touch device.
  *
  * \since This function is available since SDL 2.0.10.
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_version.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_version.h
@@ -59,7 +59,7 @@
 */
 #define SDL_MAJOR_VERSION   2
 #define SDL_MINOR_VERSION   0
-#define SDL_PATCHLEVEL      20
+#define SDL_PATCHLEVEL      22
 
 /**
  * Macro to determine SDL version program was compiled against.
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_video.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/SDL_video.h
@@ -1337,6 +1337,7 @@
  * Mouse grab confines the mouse cursor to the window.
  *
  * \param window The window for which the mouse grab mode should be set.
+ * \param grabbed This is SDL_TRUE to grab mouse, and SDL_FALSE to release.
  *
  * \since This function is available since SDL 2.0.16.
  *
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/begin_code.h
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Headers/begin_code.h
@@ -107,7 +107,7 @@
 #ifdef __BORLANDC__
 #pragma nopackwarning
 #endif
-#ifdef _M_X64
+#ifdef _WIN64
 /* Use 8-byte alignment on 64-bit architectures, so pointers are aligned */
 #pragma pack(push,8)
 #else
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Resources/Info.plist
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Resources/Info.plist
@@ -3,7 +3,7 @@
 <plist version="1.0">
 <dict>
 	<key>BuildMachineOSBuild</key>
-	<string>20G165</string>
+	<string>21E258</string>
 	<key>CFBundleDevelopmentRegion</key>
 	<string>English</string>
 	<key>CFBundleExecutable</key>
@@ -19,7 +19,7 @@
 	<key>CFBundlePackageType</key>
 	<string>FMWK</string>
 	<key>CFBundleShortVersionString</key>
-	<string>2.0.20</string>
+	<string>2.0.22</string>
 	<key>CFBundleSignature</key>
 	<string>SDLX</string>
 	<key>CFBundleSupportedPlatforms</key>
@@ -27,23 +27,23 @@
 		<string>MacOSX</string>
 	</array>
 	<key>CFBundleVersion</key>
-	<string>2.0.20</string>
+	<string>2.0.22</string>
 	<key>DTCompiler</key>
 	<string>com.apple.compilers.llvm.clang.1_0</string>
 	<key>DTPlatformBuild</key>
-	<string>13C100</string>
+	<string>13E500a</string>
 	<key>DTPlatformName</key>
 	<string>macosx</string>
 	<key>DTPlatformVersion</key>
-	<string>12.1</string>
+	<string>12.3</string>
 	<key>DTSDKBuild</key>
-	<string>21C46</string>
+	<string>21E226</string>
 	<key>DTSDKName</key>
-	<string>macosx12.1</string>
+	<string>macosx12.3</string>
 	<key>DTXcode</key>
-	<string>1321</string>
+	<string>1331</string>
 	<key>DTXcodeBuild</key>
-	<string>13C100</string>
+	<string>13E500a</string>
 	<key>LSMinimumSystemVersion</key>
 	<string>10.6</string>
 </dict>
binary files a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Resources/default.metallib b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/Resources/default.metallib differ
binary files a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/SDL2 b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/SDL2 differ
--- a/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/_CodeSignature/CodeResources
+++ b/release/macos/pt2-clone-macos.app/Contents/Frameworks/SDL2.framework/Versions/A/_CodeSignature/CodeResources
@@ -6,7 +6,7 @@
 	<dict>
 		<key>Resources/Info.plist</key>
 		<data>
-		WA5ECtp9JdaZLsWF+EWo7CT3rrk=
+		OxWHBbdJFecUEehMjei2Rc0U5Fs=
 		</data>
 		<key>Resources/License.txt</key>
 		<data>
@@ -18,7 +18,7 @@
 		</data>
 		<key>Resources/default.metallib</key>
 		<data>
-		9r12z/bRcfzLTZHZq/lX6aEe2XQ=
+		50m0avYLiIBc6a4gWqXN3tnFlpU=
 		</data>
 	</dict>
 	<key>files2</key>
@@ -60,11 +60,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			93MqcH4EqdPWPnTMGXxL+EOJ1xo=
+			7xIqZ2CJnqsLqa0yju2jGLvXIT8=
 			</data>
 			<key>hash2</key>
 			<data>
-			wLgXQ8c4VznJaqNYA0zPDOFM1QPEild7ge3OCZp3Gxw=
+			dZi1DsT1rqMBCQaMyiUIg0VhL2Bimi21vToZVSHzoHg=
 			</data>
 		</dict>
 		<key>Headers/SDL_bits.h</key>
@@ -82,11 +82,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			9bKJAWfPT5IMRUv3P60r38Qlk5E=
+			5Pz0CTC9TqwrzCBl01YH4gZrs9Y=
 			</data>
 			<key>hash2</key>
 			<data>
-			zxdtTSgsjgosnZmtk6KOYkLixD/aYeMdq8XobZSrhvM=
+			ZAgsP5xqXQisFDAE3DWRWGvUmP30Q0FqKtXhU9j9Pag=
 			</data>
 		</dict>
 		<key>Headers/SDL_clipboard.h</key>
@@ -104,11 +104,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			LlONHAQS/oc0Y+ZJDfwuWh4emOw=
+			Olzb505P1HBEz25McJhmwDQxMts=
 			</data>
 			<key>hash2</key>
 			<data>
-			eq/Osz5nEFVx550YlyQeJY0oEfTXsSpRxtL+NnKKs80=
+			byh+rm0uGGxRtARYzR/iUxLMCj+UXtIQwZpqzWTbCHU=
 			</data>
 		</dict>
 		<key>Headers/SDL_config_macosx.h</key>
@@ -148,11 +148,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			jWZza0FD6WVvHt50mdtGSzr7isA=
+			hjZnlLj/BhnYauMLnPFLqv5ld+8=
 			</data>
 			<key>hash2</key>
 			<data>
-			kj4Zvh0L+Op9C8lCCVXaWHDZ76yXbnGcE2NxytgYkNs=
+			UCdvUbA4LSqN8Agy5/Q6+flinRwg6e74eukmB8sT6EU=
 			</data>
 		</dict>
 		<key>Headers/SDL_error.h</key>
@@ -170,11 +170,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			8GlTQ8wp6CpiRx2dUU/pPaDkm7I=
+			b+C5YW7mW4CdkoYFIbkdxfghfd0=
 			</data>
 			<key>hash2</key>
 			<data>
-			jrDXrLEV2gCPcOpeLQDmQ3r9ViGgpqCsffX5azFIvl8=
+			vGErGGPAOzP1ZoIRYWQZaWC7bP03jagORHaFJftUEiI=
 			</data>
 		</dict>
 		<key>Headers/SDL_filesystem.h</key>
@@ -192,11 +192,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			0Ice9FmYeLxpoh9gLatmirvExlE=
+			Qwyjs/bcCUzZvFafnydTTGb3940=
 			</data>
 			<key>hash2</key>
 			<data>
-			x0koRreR719P+hObP+Nd0Fn35y/nRSXj01ndA6lJi+8=
+			ojhssavzsyV6wvnGfBKuPGyTxr0MAZg+VDGWA8Gmilc=
 			</data>
 		</dict>
 		<key>Headers/SDL_gesture.h</key>
@@ -236,11 +236,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			+DUCuUk2GfTq2X1tMaaSrLvmjr0=
+			MNIKfPtJ4SewBtPWpU/h6TOtwSQ=
 			</data>
 			<key>hash2</key>
 			<data>
-			CI6QVSuYJy1vlfo8Z4/uC+Fwfmma0vpTKE5QKbiJRNY=
+			aXw7nEIct7VTCTjuJNiNNRR6k/Itx+PRZLqNEtTKG2U=
 			</data>
 		</dict>
 		<key>Headers/SDL_joystick.h</key>
@@ -247,11 +247,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			+pGWLidV41K8JtmZSGJnjhNpE6w=
+			GH2e05dwSwQ8iwknMqCRTWR/MbE=
 			</data>
 			<key>hash2</key>
 			<data>
-			91nzPYffummTrOqALonMzOv69/YYnTdwCdi/YEwdyqo=
+			1++nAdLqleg2ivlLLskLor6ZJt6G/a2z1xaQxdpBI4Y=
 			</data>
 		</dict>
 		<key>Headers/SDL_keyboard.h</key>
@@ -258,11 +258,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			8UqudJ780aDNjRiVZaB8teHgHN0=
+			w8EdoupVBrDxx7IWS/DMFudkT7A=
 			</data>
 			<key>hash2</key>
 			<data>
-			IgEc96O1dBg5fQpphYGdagTz2OTE4V7rCwiW4rnM5gk=
+			LtiaG0lVgcH29e+os6cGweWKblrxXFVb4EvP9/kzVWM=
 			</data>
 		</dict>
 		<key>Headers/SDL_keycode.h</key>
@@ -335,11 +335,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			t6A+bvPeDhyPMiw/h1jzLrFvNYU=
+			yP5RcpTgmEI5xYVUhmsSXzNcpMo=
 			</data>
 			<key>hash2</key>
 			<data>
-			HFdR1njmTz8V3sFiDEt2YbN+vnQ5np2VPfgYa/oaQmk=
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 			</data>
 		</dict>
 		<key>Headers/SDL_misc.h</key>
@@ -522,11 +522,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			ATy0MGYXziJznQOi3bEHDzfNfKg=
+			ztC9bPrMYIWHuuIv6KDDe+k0mis=
 			</data>
 			<key>hash2</key>
 			<data>
-			30RDjz60gfkKo6cqSJWv+XlDT0+PRdSVrSVaYmXJMcw=
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 			</data>
 		</dict>
 		<key>Headers/SDL_render.h</key>
@@ -533,11 +533,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			148BmNO8l0zLrNJ6X3o++c7l2bo=
+			LYUqbTHT+nxZVu/W7ZLKDjtBnVI=
 			</data>
 			<key>hash2</key>
 			<data>
-			5lY1TQ1WnE4gup38mgR5Z5z4373ZLneb867zxcsJ5JA=
+			OLdAKEsl5+dofY5kGScL0SH22Qm56tenSq/r75YHJlw=
 			</data>
 		</dict>
 		<key>Headers/SDL_revision.h</key>
@@ -544,11 +544,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			UskX0ujjAV97IfpqB3vbgGoCiyw=
+			OmV6TNE1P8Dm+ekO7PlOPkvpJJM=
 			</data>
 			<key>hash2</key>
 			<data>
-			J1T25bDD9+ytTzaTYfEkuTsh8pnlPdB4RJFo+BqJax0=
+			N8c2dyfn8XOV6qOfJ3wvKHDejG3snUbYdTt3G3/xhUQ=
 			</data>
 		</dict>
 		<key>Headers/SDL_rwops.h</key>
@@ -599,11 +599,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			Ow6oKGveLDE2aT0KxfSJs8/24UI=
+			EYOOaliKN3mXAL5afejG9kTy5+k=
 			</data>
 			<key>hash2</key>
 			<data>
-			FcemYG+UGgvQJHVx/0aFkPxuDa99LnzzfyUvSM5AMAE=
+			6od6OtLyHwzdV1pX2zr4Kzcet0I8NKfiB0Kv+Ml69Go=
 			</data>
 		</dict>
 		<key>Headers/SDL_surface.h</key>
@@ -621,11 +621,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			ujlKZfzP309kUTXstQg359cq3dk=
+			S6sTGCcO3+vzldjaK1MKpAdpUwA=
 			</data>
 			<key>hash2</key>
 			<data>
-			sMxQ9hx1mtMaJNUhOuygfDpQ3E+18X7QSVlQZigFXQk=
+			UDYoiSAVLHeQO4b2Ed+RnZFLklEJAsddB0wwBbrlVXw=
 			</data>
 		</dict>
 		<key>Headers/SDL_syswm.h</key>
@@ -632,11 +632,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			7YVFoB7fS5l7PdqmxsrhPziQj84=
+			c/yTWIUac7ruA/MxHCtFrpY99iY=
 			</data>
 			<key>hash2</key>
 			<data>
-			fv7rkrGfIa4wRfnVvTZNfPtI6ZXg5LiD63A1Bw3LOsg=
+			u8ZMeDHauQkZOq0xta38z4KOR3Z+X1Bw/Gq6ldUm8S8=
 			</data>
 		</dict>
 		<key>Headers/SDL_thread.h</key>
@@ -665,11 +665,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			ogBfxSNahOEzOjz+IHqs2haPd20=
+			7uNU9A4qHZQB6CKh7zOjZt1w2cc=
 			</data>
 			<key>hash2</key>
 			<data>
-			dHHrHfFgrQ+QTEuntgNsluAqNykwwr+3y3mW+ahc/ao=
+			4TL6Yoim9zWJo4xXKZd/MZsrUIrNUvlZFpEuoMtOIlU=
 			</data>
 		</dict>
 		<key>Headers/SDL_types.h</key>
@@ -687,11 +687,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			w50K/1c33V+ibF9et7A/PeNjKpg=
+			do5+x9XfCNHA4lphY05v8LLcu7s=
 			</data>
 			<key>hash2</key>
 			<data>
-			+Aw5Y41y8rkDqZGz/BMzCeAVDRUOVdlX5dEHIBxNNLg=
+			i3TeLMhNerHPGUcZ7iHbxfBiDH0IxtBvejyZWWdtkOU=
 			</data>
 		</dict>
 		<key>Headers/SDL_video.h</key>
@@ -698,11 +698,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			q0CoxPrnkRWpMWS/pIHyPhbSMCM=
+			60Zzr8X2wpuq+vFcn77/RNTVGYY=
 			</data>
 			<key>hash2</key>
 			<data>
-			DPvCDsIQY0QTiPeSMSbLRcQOWsT0oKupircD3OyJR3I=
+			Uzv2NcHWzsVBKVEJWlIPzEGu0hSLQIP8MM8xN98LNwE=
 			</data>
 		</dict>
 		<key>Headers/SDL_vulkan.h</key>
@@ -720,11 +720,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			h8hZ7hTZOrnc0cFWYRvvTyUhGOU=
+			A52Lh/nQ4BliCI+RMHIt9xSD6Fs=
 			</data>
 			<key>hash2</key>
 			<data>
-			qDNWZktosRzVPtpK9+6MkP+OIGQNUrIIpu7WU11cI7g=
+			KDdUdsUtYxmo0ZyQLNwOHuWTKFaJnujcoeF6edzp4SE=
 			</data>
 		</dict>
 		<key>Headers/close_code.h</key>
@@ -742,11 +742,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			WA5ECtp9JdaZLsWF+EWo7CT3rrk=
+			OxWHBbdJFecUEehMjei2Rc0U5Fs=
 			</data>
 			<key>hash2</key>
 			<data>
-			ui83Z8gNUOjU063vj/ucfMrkooeLR2eRAT4bCQscyyE=
+			ScLuGB7K21JNtYbbGu7tXZiTvB3bCi8bFdDLJGAMcOs=
 			</data>
 		</dict>
 		<key>Resources/License.txt</key>
@@ -775,11 +775,11 @@
 		<dict>
 			<key>hash</key>
 			<data>
-			9r12z/bRcfzLTZHZq/lX6aEe2XQ=
+			50m0avYLiIBc6a4gWqXN3tnFlpU=
 			</data>
 			<key>hash2</key>
 			<data>
-			wLvh//hzxtz/3NO439f1+KwR8WlN6SmtrhisJLt1J48=
+			w8jS3DIw3CKDRfJsmiA4MWFVPhdpi2zi+WEO1Zfw8+8=
 			</data>
 		</dict>
 	</dict>
binary files a/release/win32/SDL2.dll b/release/win32/SDL2.dll differ
binary files a/release/win64/SDL2.dll b/release/win64/SDL2.dll differ
binary files a/vs2019_project/pt2-clone/SDL2.dll b/vs2019_project/pt2-clone/SDL2.dll differ
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_audio.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_audio.h
@@ -500,9 +500,7 @@
  * hardware.
  *
  * `spec` will be filled with the sample rate, sample format, and channel
- * count. All other values in the structure are filled with 0. When the
- * supported struct members are 0, SDL was unable to get the property from the
- * backend.
+ * count.
  *
  * \param index the index of the audio device; valid values range from 0 to
  *              SDL_GetNumAudioDevices() - 1
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_blendmode.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_blendmode.h
@@ -67,9 +67,8 @@
     SDL_BLENDOPERATION_ADD              = 0x1,  /**< dst + src: supported by all renderers */
     SDL_BLENDOPERATION_SUBTRACT         = 0x2,  /**< dst - src : supported by D3D9, D3D11, OpenGL, OpenGLES */
     SDL_BLENDOPERATION_REV_SUBTRACT     = 0x3,  /**< src - dst : supported by D3D9, D3D11, OpenGL, OpenGLES */
-    SDL_BLENDOPERATION_MINIMUM          = 0x4,  /**< min(dst, src) : supported by D3D11 */
-    SDL_BLENDOPERATION_MAXIMUM          = 0x5   /**< max(dst, src) : supported by D3D11 */
-
+    SDL_BLENDOPERATION_MINIMUM          = 0x4,  /**< min(dst, src) : supported by D3D9, D3D11 */
+    SDL_BLENDOPERATION_MAXIMUM          = 0x5   /**< max(dst, src) : supported by D3D9, D3D11 */
 } SDL_BlendOperation;
 
 /**
@@ -87,7 +86,6 @@
     SDL_BLENDFACTOR_ONE_MINUS_DST_COLOR = 0x8,  /**< 1-dstR, 1-dstG, 1-dstB, 1-dstA */
     SDL_BLENDFACTOR_DST_ALPHA           = 0x9,  /**< dstA, dstA, dstA, dstA */
     SDL_BLENDFACTOR_ONE_MINUS_DST_ALPHA = 0xA   /**< 1-dstA, 1-dstA, 1-dstA, 1-dstA */
-
 } SDL_BlendFactor;
 
 /**
@@ -135,10 +133,10 @@
  * SDL 2.0.6. All renderers support the four blend modes listed in the
  * SDL_BlendMode enumeration.
  *
- * - **direct3d**: Supports `SDL_BLENDOPERATION_ADD` with all factors.
- * - **direct3d11**: Supports all operations with all factors. However, some
+ * - **direct3d**: Supports all operations with all factors. However, some
  *   factors produce unexpected results with `SDL_BLENDOPERATION_MINIMUM` and
  *   `SDL_BLENDOPERATION_MAXIMUM`.
+ * - **direct3d11**: Same as Direct3D 9.
  * - **opengl**: Supports the `SDL_BLENDOPERATION_ADD` operation with all
  *   factors. OpenGL versions 1.1, 1.2, and 1.3 do not work correctly with SDL
  *   2.0.6.
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_config.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_config.h
@@ -90,6 +90,10 @@
 # define SIZEOF_VOIDP 4
 #endif
 
+#ifdef __clang__
+# define HAVE_GCC_ATOMICS 1
+#endif
+
 #define HAVE_DDRAW_H 1
 #define HAVE_DINPUT_H 1
 #define HAVE_DSOUND_H 1
@@ -100,6 +104,7 @@
 #endif
 #if defined(_WIN32_MAXVER) && _WIN32_MAXVER >= 0x0602  /* Windows 8 SDK */
 #define HAVE_D3D11_H 1
+#define HAVE_ROAPI_H 1
 #endif
 #define HAVE_MMDEVICEAPI_H 1
 #define HAVE_AUDIOCLIENT_H 1
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_endian.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_endian.h
@@ -65,6 +65,15 @@
 #elif defined(__FreeBSD__) || defined(__NetBSD__)
 #include <sys/endian.h>
 #define SDL_BYTEORDER  BYTE_ORDER
+/* predefs from newer gcc and clang versions: */
+#elif defined(__ORDER_LITTLE_ENDIAN__) && defined(__ORDER_BIG_ENDIAN__) && defined(__BYTE_ORDER__)
+#if (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
+#define SDL_BYTEORDER   SDL_LIL_ENDIAN
+#elif (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)
+#define SDL_BYTEORDER   SDL_BIG_ENDIAN
+#else
+#error Unsupported endianness
+#endif /**/
 #else
 #if defined(__hppa__) || \
     defined(__m68k__) || defined(mc68000) || defined(_M_M68K) || \
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_events.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_events.h
@@ -102,6 +102,7 @@
     SDL_KEYMAPCHANGED,          /**< Keymap changed due to a system event such as an
                                      input language or keyboard layout change.
                                 */
+    SDL_TEXTEDITING_EXT,       /**< Extended keyboard text editing (composition) */
 
     /* Mouse events */
     SDL_MOUSEMOTION    = 0x400, /**< Mouse moved */
@@ -243,6 +244,19 @@
     Sint32 length;                              /**< The length of selected editing text */
 } SDL_TextEditingEvent;
 
+/**
+ *  \brief Extended keyboard text editing event structure (event.editExt.*) when text would be
+ *  truncated if stored in the text buffer SDL_TextEditingEvent
+ */
+typedef struct SDL_TextEditingExtEvent
+{
+    Uint32 type;                                /**< ::SDL_TEXTEDITING_EXT */
+    Uint32 timestamp;                           /**< In milliseconds, populated using SDL_GetTicks() */
+    Uint32 windowID;                            /**< The window with keyboard focus, if any */
+    char* text;                                 /**< The editing text, which should be freed with SDL_free(), and will not be NULL */
+    Sint32 start;                               /**< The start cursor of selected editing text */
+    Sint32 length;                              /**< The length of selected editing text */
+} SDL_TextEditingExtEvent;
 
 #define SDL_TEXTINPUTEVENT_TEXT_SIZE (32)
 /**
@@ -601,6 +615,7 @@
     SDL_WindowEvent window;                 /**< Window event data */
     SDL_KeyboardEvent key;                  /**< Keyboard event data */
     SDL_TextEditingEvent edit;              /**< Text editing event data */
+    SDL_TextEditingExtEvent editExt;        /**< Extended text editing event data */
     SDL_TextInputEvent text;                /**< Text input event data */
     SDL_MouseMotionEvent motion;            /**< Mouse motion event data */
     SDL_MouseButtonEvent button;            /**< Mouse button event data */
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_gamecontroller.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_gamecontroller.h
@@ -869,8 +869,9 @@
  * calling it with 0 intensity stops any rumbling.
  *
  * Note that this is rumbling of the _triggers_ and not the game controller as
- * a whole. The first controller to offer this feature was the PlayStation 5's
- * DualShock 5.
+ * a whole. This is currently only supported on Xbox One controllers. If you
+ * want the (more common) whole-controller rumble, use
+ * SDL_GameControllerRumble() instead.
  *
  * \param gamecontroller The controller to vibrate
  * \param left_rumble The intensity of the left trigger rumble motor, from 0
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_hints.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_hints.h
@@ -413,6 +413,19 @@
 #define SDL_HINT_EVENT_LOGGING   "SDL_EVENT_LOGGING"
 
 /**
+ *  \brief  A variable controlling whether raising the window should be done more forcefully
+ *
+ *  This variable can be set to the following values:
+ *    "0"       - No forcing (the default)
+ *    "1"       - Extra level of forcing
+ *
+ *  At present, this is only an issue under MS Windows, which makes it nearly impossible to
+ *  programmatically move a window to the foreground, for "security" reasons. See
+ *  http://stackoverflow.com/a/34414846 for a discussion.
+ */
+#define SDL_HINT_FORCE_RAISEWINDOW    "SDL_HINT_FORCE_RAISEWINDOW"
+
+/**
  *  \brief  A variable controlling how 3D acceleration is used to accelerate the SDL screen surface.
  *
  *  SDL can try to accelerate the SDL screen surface by using streaming
@@ -567,6 +580,17 @@
 #define SDL_HINT_IME_SHOW_UI "SDL_IME_SHOW_UI"
 
 /**
+ * \brief A variable to control if extended IME text support is enabled.
+ * If enabled then SDL_TextEditingExtEvent will be issued if the text would be truncated otherwise.
+ * Additionally SDL_TextInputEvent will be dispatched multiple times so that it is not truncated.
+ *
+ * The variable can be set to the following values:
+ *   "0"       - Legacy behavior. Text can be truncated, no heap allocations. (default)
+ *   "1"       - Modern behavior.
+ */
+#define SDL_HINT_IME_SUPPORT_EXTENDED_TEXT "SDL_IME_SUPPORT_EXTENDED_TEXT"
+
+/**
  * \brief  A variable controlling whether the home indicator bar on iPhone X
  *         should be hidden.
  *
@@ -612,6 +636,21 @@
  */
 #define SDL_HINT_JOYSTICK_HIDAPI_GAMECUBE "SDL_JOYSTICK_HIDAPI_GAMECUBE"
 
+/**
+ *  \brief  A variable controlling whether "low_frequency_rumble" and "high_frequency_rumble" is used to implement
+ *          the GameCube controller's 3 rumble modes, Stop(0), Rumble(1), and StopHard(2)
+ *          this is useful for applications that need full compatibility for things like ADSR envelopes.
+ *          Stop is implemented by setting "low_frequency_rumble" to "0" and "high_frequency_rumble" ">0"
+ *          Rumble is both at any arbitrary value,
+ *          StopHard is implemented by setting both "low_frequency_rumble" and "high_frequency_rumble" to "0"
+ *
+ *  This variable can be set to the following values:
+ *    "0"       - Normal rumble behavior is behavior is used (default)
+ *    "1"       - Proper GameCube controller rumble behavior is used
+ *
+ */
+#define SDL_HINT_JOYSTICK_GAMECUBE_RUMBLE_BRAKE "SDL_JOYSTICK_GAMECUBE_RUMBLE_BRAKE"
+
  /**
   *  \brief  A variable controlling whether Switch Joy-Cons should be treated the same as Switch Pro Controllers when using the HIDAPI driver.
   *
@@ -766,7 +805,6 @@
   *  This variable can be set to the following values:
   *    "0"       - RAWINPUT drivers are not used
   *    "1"       - RAWINPUT drivers are used (the default)
-  *
   */
 #define SDL_HINT_JOYSTICK_RAWINPUT "SDL_JOYSTICK_RAWINPUT"
 
@@ -784,6 +822,15 @@
 #define SDL_HINT_JOYSTICK_RAWINPUT_CORRELATE_XINPUT   "SDL_JOYSTICK_RAWINPUT_CORRELATE_XINPUT"
 
  /**
+  *  \brief  A variable controlling whether the ROG Chakram mice should show up as joysticks
+  *
+  *  This variable can be set to the following values:
+  *    "0"       - ROG Chakram mice do not show up as joysticks (the default)
+  *    "1"       - ROG Chakram mice show up as joysticks
+  */
+#define SDL_HINT_JOYSTICK_ROG_CHAKRAM "SDL_JOYSTICK_ROG_CHAKRAM"
+
+ /**
   *  \brief  A variable controlling whether a separate thread should be used
   *          for handling joystick detection and raw input messages on Windows
   *
@@ -887,6 +934,22 @@
 #define SDL_HINT_MOUSE_NORMAL_SPEED_SCALE    "SDL_MOUSE_NORMAL_SPEED_SCALE"
 
 /**
+ *  \brief  A variable controlling whether relative mouse mode constrains the mouse to the center of the window
+ *
+ *  This variable can be set to the following values:
+ *    "0"       - Relative mouse mode constrains the mouse to the window
+ *    "1"       - Relative mouse mode constrains the mouse to the center of the window
+ *
+ *  Constraining to the center of the window works better for FPS games and when the
+ *  application is running over RDP. Constraining to the whole window works better
+ *  for 2D games and increases the chance that the mouse will be in the correct
+ *  position when using high DPI mice.
+ *
+ *  By default SDL will constrain the mouse to the center of the window
+ */
+#define SDL_HINT_MOUSE_RELATIVE_MODE_CENTER    "SDL_MOUSE_RELATIVE_MODE_CENTER"
+
+/**
  *  \brief  A variable controlling whether relative mouse mode is implemented using mouse warping
  *
  *  This variable can be set to the following values:
@@ -923,6 +986,19 @@
 #define SDL_HINT_MOUSE_TOUCH_EVENTS    "SDL_MOUSE_TOUCH_EVENTS"
 
 /**
+ *  \brief  A variable controlling whether the mouse is captured while mouse buttons are pressed
+ *
+ *  This variable can be set to the following values:
+ *    "0"       - The mouse is not captured while mouse buttons are pressed
+ *    "1"       - The mouse is captured while mouse buttons are pressed
+ *
+ *  By default the mouse is captured while mouse buttons are pressed so if the mouse is dragged
+ *  outside the window, the application continues to receive mouse events until the button is
+ *  released.
+ */
+#define SDL_HINT_MOUSE_AUTO_CAPTURE    "SDL_MOUSE_AUTO_CAPTURE"
+
+/**
  *  \brief Tell SDL not to catch the SIGINT or SIGTERM signals.
  *
  * This hint only applies to Unix-like platforms, and should set before
@@ -1279,6 +1355,18 @@
 #define SDL_HINT_TOUCH_MOUSE_EVENTS    "SDL_TOUCH_MOUSE_EVENTS"
 
 /**
+ *  \brief  A variable controlling which touchpad should generate synthetic mouse events
+ *
+ *  This variable can be set to the following values:
+ *    "0"       - Only front touchpad should generate mouse events. Default
+ *    "1"       - Only back touchpad should generate mouse events.
+ *    "2"       - Both touchpads should generate mouse events.
+ *
+ *  By default SDL will generate mouse events for all touch devices
+ */
+#define SDL_HINT_VITA_TOUCH_MOUSE_DEVICE    "SDL_HINT_VITA_TOUCH_MOUSE_DEVICE"
+
+/**
  *  \brief  A variable controlling whether the Android / tvOS remotes
  *  should be listed as joystick devices, instead of sending keyboard events.
  *
@@ -1388,6 +1476,20 @@
 #define SDL_HINT_VIDEO_WAYLAND_ALLOW_LIBDECOR "SDL_VIDEO_WAYLAND_ALLOW_LIBDECOR"
 
 /**
+ *  \brief  A variable controlling whether the libdecor Wayland backend is preferred over native decrations.
+ *
+ *  When this hint is set, libdecor will be used to provide window decorations, even if xdg-decoration is
+ *  available. (Note that, by default, libdecor will use xdg-decoration itself if available).
+ *
+ *  This variable can be set to the following values:
+ *    "0"       - libdecor is enabled only if server-side decorations are unavailable.
+ *    "1"       - libdecor is always enabled if available.
+ *
+ *  libdecor is used over xdg-shell when xdg-decoration protocol is unavailable.
+ */
+#define SDL_HINT_VIDEO_WAYLAND_PREFER_LIBDECOR "SDL_VIDEO_WAYLAND_PREFER_LIBDECOR"
+
+/**
 *  \brief  A variable that is the address of another SDL_Window* (as a hex string formatted with "%p").
 *  
 *  If this hint is set before SDL_CreateWindowFrom() and the SDL_Window* it is set to has
@@ -1407,6 +1509,28 @@
 #define SDL_HINT_VIDEO_WINDOW_SHARE_PIXEL_FORMAT    "SDL_VIDEO_WINDOW_SHARE_PIXEL_FORMAT"
 
 /**
+ *  \brief  When calling SDL_CreateWindowFrom(), make the window compatible with OpenGL.
+ *
+ * This variable can be set to the following values:
+ * "0" - Don't add any graphics flags to the SDL_WindowFlags
+ * "1" - Add SDL_WINDOW_OPENGL to the SDL_WindowFlags
+ *
+ * By default SDL will not make the foreign window compatible with OpenGL.
+ */
+#define SDL_HINT_VIDEO_FOREIGN_WINDOW_OPENGL "SDL_VIDEO_FOREIGN_WINDOW_OPENGL"
+
+/**
+ *  \brief  When calling SDL_CreateWindowFrom(), make the window compatible with Vulkan.
+ *
+ * This variable can be set to the following values:
+ * "0" - Don't add any graphics flags to the SDL_WindowFlags
+ * "1" - Add SDL_WINDOW_VULKAN to the SDL_WindowFlags
+ *
+ * By default SDL will not make the foreign window compatible with Vulkan.
+ */
+#define SDL_HINT_VIDEO_FOREIGN_WINDOW_VULKAN "SDL_VIDEO_FOREIGN_WINDOW_VULKAN"
+
+/**
 *  \brief  A variable specifying which shader compiler to preload when using the Chrome ANGLE binaries
 *
 *  SDL has EGL and OpenGL ES2 support on Windows via the ANGLE project. It
@@ -1823,6 +1947,97 @@
  *  always ignored.
  */
 #define SDL_HINT_AUDIO_INCLUDE_MONITORS "SDL_AUDIO_INCLUDE_MONITORS"
+
+/**
+ *  \brief  A variable that forces X11 windows to create as a custom type.
+ *
+ *  This is currently only used for X11 and ignored elsewhere.
+ *
+ *  During SDL_CreateWindow, SDL uses the _NET_WM_WINDOW_TYPE X11 property
+ *  to report to the window manager the type of window it wants to create.
+ *  This might be set to various things if SDL_WINDOW_TOOLTIP or
+ *  SDL_WINDOW_POPUP_MENU, etc, were specified. For "normal" windows that
+ *  haven't set a specific type, this hint can be used to specify a custom
+ *  type. For example, a dock window might set this to
+ *  "_NET_WM_WINDOW_TYPE_DOCK".
+ *
+ *  If not set or set to "", this hint is ignored. This hint must be set
+ *  before the SDL_CreateWindow() call that it is intended to affect.
+ *
+ *  This hint is available since SDL 2.0.22.
+ */
+#define SDL_HINT_X11_WINDOW_TYPE "SDL_X11_WINDOW_TYPE"
+
+/**
+ *  \brief  A variable that decides whether to send SDL_QUIT when closing the final window.
+ *
+ *  By default, SDL sends an SDL_QUIT event when there is only one window
+ *  and it receives an SDL_WINDOWEVENT_CLOSE event, under the assumption most
+ *  apps would also take the loss of this window as a signal to terminate the
+ *  program.
+ *
+ *  However, it's not unreasonable in some cases to have the program continue
+ *  to live on, perhaps to create new windows later.
+ *
+ *  Changing this hint to "0" will cause SDL to not send an SDL_QUIT event
+ *  when the final window is requesting to close. Note that in this case,
+ *  there are still other legitimate reasons one might get an SDL_QUIT
+ *  event: choosing "Quit" from the macOS menu bar, sending a SIGINT (ctrl-c)
+ *  on Unix, etc.
+ *
+ *  The default value is "1".  This hint can be changed at any time.
+ *
+ *  This hint is available since SDL 2.0.22. Before then, you always get
+ *  an SDL_QUIT event when closing the final window.
+ */
+#define SDL_HINT_QUIT_ON_LAST_WINDOW_CLOSE "SDL_QUIT_ON_LAST_WINDOW_CLOSE"
+
+
+/**
+ *  \brief  A variable that decides what video backend to use.
+ *
+ *  By default, SDL will try all available video backends in a reasonable
+ *  order until it finds one that can work, but this hint allows the app
+ *  or user to force a specific target, such as "x11" if, say, you are
+ *  on Wayland but want to try talking to the X server instead.
+ *
+ *  This functionality has existed since SDL 2.0.0 (indeed, before that)
+ *  but before 2.0.22 this was an environment variable only. In 2.0.22,
+ *  it was upgraded to a full SDL hint, so you can set the environment
+ *  variable as usual or programatically set the hint with SDL_SetHint,
+ *  which won't propagate to child processes.
+ *
+ *  The default value is unset, in which case SDL will try to figure out
+ *  the best video backend on your behalf. This hint needs to be set
+ *  before SDL_Init() is called to be useful.
+ *
+ *  This hint is available since SDL 2.0.22. Before then, you could set
+ *  the environment variable to get the same effect.
+ */
+#define SDL_HINT_VIDEODRIVER "SDL_VIDEODRIVER"
+
+/**
+ *  \brief  A variable that decides what audio backend to use.
+ *
+ *  By default, SDL will try all available audio backends in a reasonable
+ *  order until it finds one that can work, but this hint allows the app
+ *  or user to force a specific target, such as "alsa" if, say, you are
+ *  on PulseAudio but want to try talking to the lower level instead.
+ *
+ *  This functionality has existed since SDL 2.0.0 (indeed, before that)
+ *  but before 2.0.22 this was an environment variable only. In 2.0.22,
+ *  it was upgraded to a full SDL hint, so you can set the environment
+ *  variable as usual or programatically set the hint with SDL_SetHint,
+ *  which won't propagate to child processes.
+ *
+ *  The default value is unset, in which case SDL will try to figure out
+ *  the best audio backend on your behalf. This hint needs to be set
+ *  before SDL_Init() is called to be useful.
+ *
+ *  This hint is available since SDL 2.0.22. Before then, you could set
+ *  the environment variable to get the same effect.
+ */
+#define SDL_HINT_AUDIODRIVER "SDL_AUDIODRIVER"
 
 
 /**
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_joystick.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_joystick.h
@@ -829,9 +829,9 @@
  * Each call to this function cancels any previous trigger rumble effect, and
  * calling it with 0 intensity stops any rumbling.
  *
- * Note that this function is for _trigger_ rumble; the first joystick to
- * support this was the PlayStation 5's DualShock 5 controller. If you want
- * the (more common) whole-controller rumble, use SDL_JoystickRumble()
+ * Note that this is rumbling of the _triggers_ and not the game controller as
+ * a whole. This is currently only supported on Xbox One controllers. If you
+ * want the (more common) whole-controller rumble, use SDL_JoystickRumble()
  * instead.
  *
  * \param joystick The joystick to vibrate
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_keyboard.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_keyboard.h
@@ -269,7 +269,28 @@
 extern DECLSPEC void SDLCALL SDL_StopTextInput(void);
 
 /**
+ * Dismiss the composition window/IME without disabling the subsystem.
+ *
+ * \since This function is available since SDL 2.0.22.
+ *
+ * \sa SDL_StartTextInput
+ * \sa SDL_StopTextInput
+ */
+extern DECLSPEC void SDLCALL SDL_ClearComposition(void);
+
+/**
+ * Returns if an IME Composite or Candidate window is currently shown.
+ *
+ * \since This function is available since SDL 2.0.22.
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_IsTextInputShown(void);
+
+/**
  * Set the rectangle used to type Unicode text inputs.
+ *
+ * Note: If you want use system native IME window, try to set hint
+ * **SDL_HINT_IME_SHOW_UI** to **1**, otherwise this function won't give you
+ * any feedback.
  *
  * \param rect the SDL_Rect structure representing the rectangle to receive
  *             text (ignored if NULL)
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_metal.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_metal.h
@@ -92,6 +92,7 @@
  *
  * \param window SDL_Window from which the drawable size should be queried
  * \param w Pointer to variable for storing the width in pixels, may be NULL
+ * \param h Pointer to variable for storing the height in pixels, may be NULL
  *
  * \since This function is available since SDL 2.0.14.
  *
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_rect.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_rect.h
@@ -54,8 +54,8 @@
 /**
  * The structure that defines a point (floating point)
  *
- * \sa SDL_EnclosePoints
- * \sa SDL_PointInRect
+ * \sa SDL_EncloseFPoints
+ * \sa SDL_PointInFRect
  */
 typedef struct SDL_FPoint
 {
@@ -71,6 +71,7 @@
  * \sa SDL_RectEquals
  * \sa SDL_HasIntersection
  * \sa SDL_IntersectRect
+ * \sa SDL_IntersectRectAndLine
  * \sa SDL_UnionRect
  * \sa SDL_EnclosePoints
  */
@@ -83,6 +84,16 @@
 
 /**
  * A rectangle, with the origin at the upper left (floating point).
+ *
+ * \sa SDL_FRectEmpty
+ * \sa SDL_FRectEquals
+ * \sa SDL_FRectEqualsEpsilon
+ * \sa SDL_HasIntersectionF
+ * \sa SDL_IntersectFRect
+ * \sa SDL_IntersectFRectAndLine
+ * \sa SDL_UnionFRect
+ * \sa SDL_EncloseFPoints
+ * \sa SDL_PointInFRect
  */
 typedef struct SDL_FRect
 {
@@ -212,6 +223,147 @@
                                                           rect, int *X1,
                                                           int *Y1, int *X2,
                                                           int *Y2);
+
+
+/* SDL_FRect versions... */
+
+/**
+ * Returns true if point resides inside a rectangle.
+ */
+SDL_FORCE_INLINE SDL_bool SDL_PointInFRect(const SDL_FPoint *p, const SDL_FRect *r)
+{
+    return ( (p->x >= r->x) && (p->x < (r->x + r->w)) &&
+             (p->y >= r->y) && (p->y < (r->y + r->h)) ) ? SDL_TRUE : SDL_FALSE;
+}
+
+/**
+ * Returns true if the rectangle has no area.
+ */
+SDL_FORCE_INLINE SDL_bool SDL_FRectEmpty(const SDL_FRect *r)
+{
+    return ((!r) || (r->w <= 0.0f) || (r->h <= 0.0f)) ? SDL_TRUE : SDL_FALSE;
+}
+
+/**
+ * Returns true if the two rectangles are equal, within some given epsilon.
+ *
+ * \since This function is available since SDL 2.0.22.
+ */
+SDL_FORCE_INLINE SDL_bool SDL_FRectEqualsEpsilon(const SDL_FRect *a, const SDL_FRect *b, const float epsilon)
+{
+    return (a && b && ((a == b) ||
+            ((SDL_fabs(a->x - b->x) <= epsilon) &&
+            (SDL_fabs(a->y - b->y) <= epsilon) &&
+            (SDL_fabs(a->w - b->w) <= epsilon) &&
+            (SDL_fabs(a->h - b->h) <= epsilon))))
+            ? SDL_TRUE : SDL_FALSE;
+}
+
+/**
+ * Returns true if the two rectangles are equal, using a default epsilon.
+ *
+ * \since This function is available since SDL 2.0.22.
+ */
+SDL_FORCE_INLINE SDL_bool SDL_FRectEquals(const SDL_FRect *a, const SDL_FRect *b)
+{
+    return SDL_FRectEqualsEpsilon(a, b, SDL_FLT_EPSILON);
+}
+
+/**
+ * Determine whether two rectangles intersect with float precision.
+ *
+ * If either pointer is NULL the function will return SDL_FALSE.
+ *
+ * \param A an SDL_FRect structure representing the first rectangle
+ * \param B an SDL_FRect structure representing the second rectangle
+ * \returns SDL_TRUE if there is an intersection, SDL_FALSE otherwise.
+ *
+ * \since This function is available since SDL 2.0.22.
+ *
+ * \sa SDL_IntersectRect
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_HasIntersectionF(const SDL_FRect * A,
+                                                      const SDL_FRect * B);
+
+/**
+ * Calculate the intersection of two rectangles with float precision.
+ *
+ * If `result` is NULL then this function will return SDL_FALSE.
+ *
+ * \param A an SDL_FRect structure representing the first rectangle
+ * \param B an SDL_FRect structure representing the second rectangle
+ * \param result an SDL_FRect structure filled in with the intersection of
+ *               rectangles `A` and `B`
+ * \returns SDL_TRUE if there is an intersection, SDL_FALSE otherwise.
+ *
+ * \since This function is available since SDL 2.0.22.
+ *
+ * \sa SDL_HasIntersectionF
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_IntersectFRect(const SDL_FRect * A,
+                                                    const SDL_FRect * B,
+                                                    SDL_FRect * result);
+
+/**
+ * Calculate the union of two rectangles with float precision.
+ *
+ * \param A an SDL_FRect structure representing the first rectangle
+ * \param B an SDL_FRect structure representing the second rectangle
+ * \param result an SDL_FRect structure filled in with the union of rectangles
+ *               `A` and `B`
+ *
+ * \since This function is available since SDL 2.0.22.
+ */
+extern DECLSPEC void SDLCALL SDL_UnionFRect(const SDL_FRect * A,
+                                            const SDL_FRect * B,
+                                            SDL_FRect * result);
+
+/**
+ * Calculate a minimal rectangle enclosing a set of points with float
+ * precision.
+ *
+ * If `clip` is not NULL then only points inside of the clipping rectangle are
+ * considered.
+ *
+ * \param points an array of SDL_FPoint structures representing points to be
+ *               enclosed
+ * \param count the number of structures in the `points` array
+ * \param clip an SDL_FRect used for clipping or NULL to enclose all points
+ * \param result an SDL_FRect structure filled in with the minimal enclosing
+ *               rectangle
+ * \returns SDL_TRUE if any points were enclosed or SDL_FALSE if all the
+ *          points were outside of the clipping rectangle.
+ *
+ * \since This function is available since SDL 2.0.22.
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_EncloseFPoints(const SDL_FPoint * points,
+                                                    int count,
+                                                    const SDL_FRect * clip,
+                                                    SDL_FRect * result);
+
+/**
+ * Calculate the intersection of a rectangle and line segment with float
+ * precision.
+ *
+ * This function is used to clip a line segment to a rectangle. A line segment
+ * contained entirely within the rectangle or that does not intersect will
+ * remain unchanged. A line segment that crosses the rectangle at either or
+ * both ends will be clipped to the boundary of the rectangle and the new
+ * coordinates saved in `X1`, `Y1`, `X2`, and/or `Y2` as necessary.
+ *
+ * \param rect an SDL_FRect structure representing the rectangle to intersect
+ * \param X1 a pointer to the starting X-coordinate of the line
+ * \param Y1 a pointer to the starting Y-coordinate of the line
+ * \param X2 a pointer to the ending X-coordinate of the line
+ * \param Y2 a pointer to the ending Y-coordinate of the line
+ * \returns SDL_TRUE if there is an intersection, SDL_FALSE otherwise.
+ *
+ * \since This function is available since SDL 2.0.22.
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_IntersectFRectAndLine(const SDL_FRect *
+                                                           rect, float *X1,
+                                                           float *Y1, float *X2,
+                                                           float *Y2);
 
 /* Ends C function definitions when using C++ */
 #ifdef __cplusplus
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_render.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_render.h
@@ -262,6 +262,17 @@
 extern DECLSPEC SDL_Renderer * SDLCALL SDL_GetRenderer(SDL_Window * window);
 
 /**
+ * Get the window associated with a renderer.
+ *
+ * \param renderer the renderer to query
+ * \returns the window on success or NULL on failure; call SDL_GetError() for
+ *          more information.
+ *
+ * \since This function is available since SDL 2.0.22.
+ */
+extern DECLSPEC SDL_Window * SDLCALL SDL_RenderGetWindow(SDL_Renderer *renderer);
+
+/**
  * Get information about a rendering context.
  *
  * \param renderer the rendering context
@@ -356,11 +367,15 @@
  * \param texture the texture to query
  * \param format a pointer filled in with the raw format of the texture; the
  *               actual format may differ, but pixel transfers will use this
- *               format (one of the SDL_PixelFormatEnum values)
+ *               format (one of the SDL_PixelFormatEnum values). This argument
+ *               can be NULL if you don't need this information.
  * \param access a pointer filled in with the actual access to the texture
- *               (one of the SDL_TextureAccess values)
- * \param w a pointer filled in with the width of the texture in pixels
- * \param h a pointer filled in with the height of the texture in pixels
+ *               (one of the SDL_TextureAccess values). This argument can be
+ *               NULL if you don't need this information.
+ * \param w a pointer filled in with the width of the texture in pixels. This
+ *          argument can be NULL if you don't need this information.
+ * \param h a pointer filled in with the height of the texture in pixels. This
+ *          argument can be NULL if you don't need this information.
  * \returns 0 on success or a negative error code on failure; call
  *          SDL_GetError() for more information.
  *
@@ -1603,6 +1618,7 @@
  * vertex array Color and alpha modulation is done per vertex
  * (SDL_SetTextureColorMod and SDL_SetTextureAlphaMod are ignored).
  *
+ * \param renderer The rendering context.
  * \param texture (optional) The SDL texture to use.
  * \param vertices Vertices.
  * \param num_vertices Number of vertices.
@@ -1627,6 +1643,7 @@
  * vertex arrays Color and alpha modulation is done per vertex
  * (SDL_SetTextureColorMod and SDL_SetTextureAlphaMod are ignored).
  *
+ * \param renderer The rendering context.
  * \param texture (optional) The SDL texture to use.
  * \param xy Vertex positions
  * \param xy_stride Byte size to move from one element to the next element
@@ -1658,7 +1675,8 @@
  * Read pixels from the current rendering target to an array of pixels.
  *
  * **WARNING**: This is a very slow operation, and should not be used
- * frequently.
+ * frequently. If you're using this on the main rendering target, it should be
+ * called after rendering and before SDL_RenderPresent().
  *
  * `pitch` specifies the number of bytes between rows in the destination
  * `pixels` data. This allows you to write to a subrectangle or have padded
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_revision.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_revision.h
@@ -1,2 +1,2 @@
-#define SDL_REVISION "https://github.com/libsdl-org/SDL.git@b424665e0899769b200231ba943353a5fee1b6b6"
+#define SDL_REVISION "https://github.com/libsdl-org/SDL.git@53dea9830964eee8b5c2a7ee0a65d6e268dc78a1"
 #define SDL_REVISION_NUMBER 0
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_stdinc.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_stdinc.h
@@ -234,6 +234,19 @@
 
 /* @} *//* Basic data types */
 
+/**
+ *  \name Floating-point constants
+ */
+/* @{ */
+
+#ifdef FLT_EPSILON
+#define SDL_FLT_EPSILON FLT_EPSILON
+#else
+#define SDL_FLT_EPSILON 0.0000000001f /* 8bitbubsy: had to modify this for VC... */
+#endif
+
+/* @} *//* Floating-point constants */
+
 /* Make sure we have macros for printing width-based integers.
  * <stdint.h> should define these but this is not true all platforms.
  * (for example win32) */
@@ -354,8 +367,14 @@
 #endif
 #endif /* SDL_DISABLE_ANALYZE_MACROS */
 
+#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L)
+#define SDL_COMPILE_TIME_ASSERT(name, x) _Static_assert(x, #x)
+#elif defined(__cplusplus) && (__cplusplus >= 201103L)
+#define SDL_COMPILE_TIME_ASSERT(name, x)  static_assert(x, #x)
+#else /* universal, but may trigger -Wunused-local-typedefs */
 #define SDL_COMPILE_TIME_ASSERT(name, x)               \
        typedef int SDL_compile_time_assert_ ## name[(x) * 2 - 1]
+#endif
 /** \cond */
 #ifndef DOXYGEN_SHOULD_IGNORE_THIS
 SDL_COMPILE_TIME_ASSERT(uint8, sizeof(Uint8) == 1);
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_system.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_system.h
@@ -425,6 +425,18 @@
  */
 extern DECLSPEC int SDLCALL SDL_AndroidShowToast(const char* message, int duration, int gravity, int xoffset, int yoffset);
 
+/**
+ * Send a user command to SDLActivity.
+ *
+ * Override "boolean onUnhandledMessage(Message msg)" to handle the message.
+ *
+ * \param command user command that must be greater or equal to 0x8000
+ * \param param user parameter
+ *
+ * \since This function is available since SDL 2.0.22.
+ */
+extern DECLSPEC int SDLCALL SDL_AndroidSendMessage(Uint32 command, int param);
+
 #endif /* __ANDROID__ */
 
 /* Platform specific functions for WinRT */
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_syswm.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_syswm.h
@@ -298,6 +298,8 @@
             struct wl_egl_window *egl_window;       /**< Wayland EGL window (native window) */
             struct xdg_surface *xdg_surface;        /**< Wayland xdg surface (window manager handle) */
             struct xdg_toplevel *xdg_toplevel;      /**< Wayland xdg toplevel role */
+            struct xdg_popup *xdg_popup;            /**< Wayland xdg popup role */
+            struct xdg_positioner *xdg_positioner;  /**< Wayland xdg positioner, for popup */
         } wl;
 #endif
 #if defined(SDL_VIDEO_DRIVER_MIR)  /* no longer available, left for API/ABI compatibility. Remove in 2.1! */
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_touch.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_touch.h
@@ -96,6 +96,14 @@
 extern DECLSPEC SDL_TouchID SDLCALL SDL_GetTouchDevice(int index);
 
 /**
+ * Get the touch device name as reported from the driver or NULL if the index
+ * is invalid.
+ *
+ * \since This function is available since SDL 2.0.22.
+ */
+extern DECLSPEC const char* SDLCALL SDL_GetTouchName(int index);
+
+/**
  * Get the type of the given touch device.
  *
  * \since This function is available since SDL 2.0.10.
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_version.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_version.h
@@ -59,7 +59,7 @@
 */
 #define SDL_MAJOR_VERSION   2
 #define SDL_MINOR_VERSION   0
-#define SDL_PATCHLEVEL      20
+#define SDL_PATCHLEVEL      22
 
 /**
  * Macro to determine SDL version program was compiled against.
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_video.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/SDL_video.h
@@ -1337,6 +1337,7 @@
  * Mouse grab confines the mouse cursor to the window.
  *
  * \param window The window for which the mouse grab mode should be set.
+ * \param grabbed This is SDL_TRUE to grab mouse, and SDL_FALSE to release.
  *
  * \since This function is available since SDL 2.0.16.
  *
--- a/vs2019_project/pt2-clone/sdl/include/SDL2/begin_code.h
+++ b/vs2019_project/pt2-clone/sdl/include/SDL2/begin_code.h
@@ -107,7 +107,7 @@
 #ifdef __BORLANDC__
 #pragma nopackwarning
 #endif
-#ifdef _M_X64
+#ifdef _WIN64
 /* Use 8-byte alignment on 64-bit architectures, so pointers are aligned */
 #pragma pack(push,8)
 #else
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