First commit!main

1 files changed, 750 insertions, 0 deletions

diff --git a/sdl3/bindings/events.scm b/sdl3/bindings/events.scm
new file mode 100644
index 0000000..f123b95
--- /dev/null
+++ b/sdl3/bindings/events.scm
@@ -0,0 +1,750 @@
+;;; guile-sdl3 -- Scheme bindings for SDL3
+;;; Copyright © 2024 David Thompson <dthompson2@worcester.edu>
+;;;
+;;; Licensed under the Apache License, Version 2.0 (the "License");
+;;; you may not use this file except in compliance with the License.
+;;; You may obtain a copy of the License at
+;;;
+;;;    http://www.apache.org/licenses/LICENSE-2.0
+;;;
+;;; Unless required by applicable law or agreed to in writing, software
+;;; distributed under the License is distributed on an "AS IS" BASIS,
+;;; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+;;; See the License for the specific language governing permissions and
+;;; limitations under the License.
+
+;;; Commentary:
+;;
+;; Low-level FFI binding utilities.
+;;
+;;; Code:
+
+(define-module (sdl3 bindings events)
+  #:use-module (bstruct)
+  #:use-module (sdl3 bindings utils)
+  #:use-module (system foreign)
+  #:export (SDL_EventType
+            symbol->event-type
+            event-type->symbol
+            SDL_EVENT_FIRST
+            SDL_EVENT_QUIT
+            SDL_EVENT_TERMINATING
+            SDL_EVENT_LOW_MEMORY
+            SDL_EVENT_WILL_ENTER_BACKGROUND
+            SDL_EVENT_DID_ENTER_BACKGROUND
+            SDL_EVENT_WILL_ENTER_FOREGROUND
+            SDL_EVENT_DID_ENTER_FOREGROUND
+            SDL_EVENT_LOCALE_CHANGED
+            SDL_EVENT_SYSTEM_THEME_CHANGED
+            SDL_EVENT_DISPLAY_ORIENTATION
+            SDL_EVENT_DISPLAY_ADDED
+            SDL_EVENT_DISPLAY_REMOVED
+            SDL_EVENT_DISPLAY_MOVED
+            SDL_EVENT_DISPLAY_DESKTOP_MODE_CHANGED
+            SDL_EVENT_DISPLAY_CURRENT_MODE_CHANGED
+            SDL_EVENT_DISPLAY_CONTENT_SCALE_CHANGED
+            SDL_EVENT_WINDOW_SHOWN
+            SDL_EVENT_WINDOW_HIDDEN
+            SDL_EVENT_WINDOW_EXPOSED
+            SDL_EVENT_WINDOW_MOVED
+            SDL_EVENT_WINDOW_RESIZED
+            SDL_EVENT_WINDOW_PIXEL_SIZE_CHANGED
+            SDL_EVENT_WINDOW_METAL_VIEW_RESIZED
+            SDL_EVENT_WINDOW_MINIMIZED
+            SDL_EVENT_WINDOW_MAXIMIZED
+            SDL_EVENT_WINDOW_RESTORED
+            SDL_EVENT_WINDOW_MOUSE_ENTER
+            SDL_EVENT_WINDOW_MOUSE_LEAVE
+            SDL_EVENT_WINDOW_FOCUS_GAINED
+            SDL_EVENT_WINDOW_FOCUS_LOST
+            SDL_EVENT_WINDOW_CLOSE_REQUESTED
+            SDL_EVENT_WINDOW_HIT_TEST
+            SDL_EVENT_WINDOW_ICCPROF_CHANGED
+            SDL_EVENT_WINDOW_DISPLAY_CHANGED
+            SDL_EVENT_WINDOW_DISPLAY_SCALE_CHANGED
+            SDL_EVENT_WINDOW_SAFE_AREA_CHANGED
+            SDL_EVENT_WINDOW_OCCLUDED
+            SDL_EVENT_WINDOW_ENTER_FULLSCREEN
+            SDL_EVENT_WINDOW_LEAVE_FULLSCREEN
+            SDL_EVENT_WINDOW_DESTROYED
+            SDL_EVENT_WINDOW_HDR_STATE_CHANGED
+            SDL_EVENT_KEY_DOWN
+            SDL_EVENT_KEY_UP
+            SDL_EVENT_TEXT_EDITING
+            SDL_EVENT_TEXT_INPUT
+            SDL_EVENT_KEYMAP_CHANGED
+            SDL_EVENT_KEYBOARD_ADDED
+            SDL_EVENT_KEYBOARD_REMOVED
+            SDL_EVENT_TEXT_EDITING_CANDIDATES
+            SDL_EVENT_MOUSE_MOTION
+            SDL_EVENT_MOUSE_BUTTON_DOWN
+            SDL_EVENT_MOUSE_BUTTON_UP
+            SDL_EVENT_MOUSE_WHEEL
+            SDL_EVENT_MOUSE_ADDED
+            SDL_EVENT_MOUSE_REMOVED
+            SDL_EVENT_JOYSTICK_AXIS_MOTION
+            SDL_EVENT_JOYSTICK_BALL_MOTION
+            SDL_EVENT_JOYSTICK_HAT_MOTION
+            SDL_EVENT_JOYSTICK_BUTTON_DOWN
+            SDL_EVENT_JOYSTICK_BUTTON_UP
+            SDL_EVENT_JOYSTICK_ADDED
+            SDL_EVENT_JOYSTICK_REMOVED
+            SDL_EVENT_JOYSTICK_BATTERY_UPDATED
+            SDL_EVENT_JOYSTICK_UPDATE_COMPLETE
+            SDL_EVENT_GAMEPAD_AXIS_MOTION
+            SDL_EVENT_GAMEPAD_BUTTON_DOWN
+            SDL_EVENT_GAMEPAD_BUTTON_UP
+            SDL_EVENT_GAMEPAD_ADDED
+            SDL_EVENT_GAMEPAD_REMOVED
+            SDL_EVENT_GAMEPAD_REMAPPED
+            SDL_EVENT_GAMEPAD_TOUCHPAD_DOWN
+            SDL_EVENT_GAMEPAD_TOUCHPAD_MOTION
+            SDL_EVENT_GAMEPAD_TOUCHPAD_UP
+            SDL_EVENT_GAMEPAD_SENSOR_UPDATE
+            SDL_EVENT_GAMEPAD_UPDATE_COMPLETE
+            SDL_EVENT_GAMEPAD_STEAM_HANDLE_UPDATED
+            SDL_EVENT_FINGER_DOWN
+            SDL_EVENT_FINGER_UP
+            SDL_EVENT_FINGER_MOTION
+            SDL_EVENT_CLIPBOARD_UPDATE
+            SDL_EVENT_DROP_FILE
+            SDL_EVENT_DROP_TEXT
+            SDL_EVENT_DROP_BEGIN
+            SDL_EVENT_DROP_COMPLETE
+            SDL_EVENT_DROP_POSITION
+            SDL_EVENT_AUDIO_DEVICE_ADDED
+            SDL_EVENT_AUDIO_DEVICE_REMOVED
+            SDL_EVENT_AUDIO_DEVICE_FORMAT_CHANGED
+            SDL_EVENT_SENSOR_UPDATE
+            SDL_EVENT_PEN_PROXIMITY_IN
+            SDL_EVENT_PEN_PROXIMITY_OUT
+            SDL_EVENT_PEN_DOWN
+            SDL_EVENT_PEN_UP
+            SDL_EVENT_PEN_BUTTON_DOWN
+            SDL_EVENT_PEN_BUTTON_UP
+            SDL_EVENT_PEN_MOTION
+            SDL_EVENT_PEN_AXIS
+            SDL_EVENT_CAMERA_DEVICE_ADDED
+            SDL_EVENT_CAMERA_DEVICE_REMOVED
+            SDL_EVENT_CAMERA_DEVICE_APPROVED
+            SDL_EVENT_CAMERA_DEVICE_DENIED
+            SDL_EVENT_RENDER_TARGETS_RESET
+            SDL_EVENT_RENDER_DEVICE_RESET
+            SDL_EVENT_POLL_SENTINEL
+            SDL_EVENT_DISPLAY_FIRST
+            SDL_EVENT_DISPLAY_LAST
+            SDL_EVENT_WINDOW_FIRST
+            SDL_EVENT_WINDOW_LAST
+            SDL_EVENT_USER
+            SDL_EVENT_LAST
+            SDL_EVENT_ENUM_PADDING
+
+            SDL_CommonEvent
+            SDL_DisplayEvent
+            SDL_WindowEvent
+            SDL_KeyboardDeviceEvent
+            SDL_KeyboardEvent
+            SDL_TextEditingEvent
+            SDL_TextEditingCandidatesEvent
+            SDL_TextInputEvent
+            SDL_MouseDeviceEvent
+            SDL_MouseMotionEvent
+            SDL_MouseButtonEvent
+            SDL_MouseWheelEvent
+            SDL_JoyAxisEvent
+            SDL_JoyBallEvent
+            SDL_JoyHatEvent
+            SDL_JoyButtonEvent
+            SDL_JoyDeviceEvent
+            SDL_JoyBatteryEvent
+            SDL_GamepadAxisEvent
+            SDL_GamepadButtonEvent
+            SDL_GamepadDeviceEvent
+            SDL_GamepadTouchpadEvent
+            SDL_GamepadSensorEvent
+            SDL_AudioDeviceEvent
+            SDL_CameraDeviceEvent
+            SDL_TouchFingerEvent
+            SDL_PenProximityEvent
+            SDL_PenMotionEvent
+            SDL_PenTouchEvent
+            SDL_PenButtonEvent
+            SDL_PenAxisEvent
+            SDL_DropEvent
+            SDL_ClipboardEvent
+            SDL_SensorEvent
+            SDL_QuitEvent
+            SDL_UserEvent
+            SDL_Event
+
+            SDL_PumpEvents
+            SDL_HasEvent
+            SDL_HasEvents
+            SDL_FlushEvent
+            SDL_FlushEvents
+            SDL_PollEvent
+            SDL_WaitEvent
+            SDL_WaitEventTimeout
+            SDL_PushEvent))
+
+(define-enum SDL_EventType
+  symbol->event-type
+  event-type->symbol
+  (first SDL_EVENT_FIRST)
+  (quit SDL_EVENT_QUIT #x100)
+  (terminating SDL_EVENT_TERMINATING)
+  (low-memory SDL_EVENT_LOW_MEMORY)
+  (will-enter-background SDL_EVENT_WILL_ENTER_BACKGROUND)
+  (did-enter-background SDL_EVENT_DID_ENTER_BACKGROUND)
+  (will-enter-foreground SDL_EVENT_WILL_ENTER_FOREGROUND)
+  (did-enter-foreground SDL_EVENT_DID_ENTER_FOREGROUND)
+  (locale-changed SDL_EVENT_LOCALE_CHANGED)
+  (system-theme-changed SDL_EVENT_SYSTEM_THEME_CHANGED)
+  (display-orientation SDL_EVENT_DISPLAY_ORIENTATION #x151)
+  (display-added SDL_EVENT_DISPLAY_ADDED)
+  (display-removed SDL_EVENT_DISPLAY_REMOVED)
+  (display-moved SDL_EVENT_DISPLAY_MOVED)
+  (display-desktop-mode-changed SDL_EVENT_DISPLAY_DESKTOP_MODE_CHANGED)
+  (display-current-mode-changed SDL_EVENT_DISPLAY_CURRENT_MODE_CHANGED)
+  (display-content-scale-changed SDL_EVENT_DISPLAY_CONTENT_SCALE_CHANGED)
+  (window-shown SDL_EVENT_WINDOW_SHOWN #x202)
+  (window-hidden SDL_EVENT_WINDOW_HIDDEN)
+  (window-exposed SDL_EVENT_WINDOW_EXPOSED)
+  (window-moved SDL_EVENT_WINDOW_MOVED)
+  (window-resized SDL_EVENT_WINDOW_RESIZED)
+  (window-pixel-size-changed SDL_EVENT_WINDOW_PIXEL_SIZE_CHANGED)
+  (window-metal-view-resized SDL_EVENT_WINDOW_METAL_VIEW_RESIZED)
+  (window-minimized SDL_EVENT_WINDOW_MINIMIZED)
+  (window-maximized SDL_EVENT_WINDOW_MAXIMIZED)
+  (window-restored SDL_EVENT_WINDOW_RESTORED)
+  (window-mouse-enter SDL_EVENT_WINDOW_MOUSE_ENTER)
+  (window-mouse-leave SDL_EVENT_WINDOW_MOUSE_LEAVE)
+  (window-focus-gained SDL_EVENT_WINDOW_FOCUS_GAINED)
+  (window-focus-lost SDL_EVENT_WINDOW_FOCUS_LOST)
+  (window-close-requested SDL_EVENT_WINDOW_CLOSE_REQUESTED)
+  (window-hit-test SDL_EVENT_WINDOW_HIT_TEST)
+  (window-iccprof-changed SDL_EVENT_WINDOW_ICCPROF_CHANGED)
+  (window-display-changed SDL_EVENT_WINDOW_DISPLAY_CHANGED)
+  (window-display-scale-changed SDL_EVENT_WINDOW_DISPLAY_SCALE_CHANGED)
+  (window-safe-area-changed SDL_EVENT_WINDOW_SAFE_AREA_CHANGED)
+  (window-occluded SDL_EVENT_WINDOW_OCCLUDED)
+  (window-enter-fullscreen SDL_EVENT_WINDOW_ENTER_FULLSCREEN)
+  (window-leave-fullscreen SDL_EVENT_WINDOW_LEAVE_FULLSCREEN)
+  (window-destroyed SDL_EVENT_WINDOW_DESTROYED)
+  (window-hdr-state-changed SDL_EVENT_WINDOW_HDR_STATE_CHANGED)
+  (key-down SDL_EVENT_KEY_DOWN #x300)
+  (key-up SDL_EVENT_KEY_UP)
+  (text-editing SDL_EVENT_TEXT_EDITING)
+  (text-input SDL_EVENT_TEXT_INPUT)
+  (keymap-changed SDL_EVENT_KEYMAP_CHANGED)
+  (keyboard-added SDL_EVENT_KEYBOARD_ADDED)
+  (keyboard-removed SDL_EVENT_KEYBOARD_REMOVED)
+  (text-editing-candidates SDL_EVENT_TEXT_EDITING_CANDIDATES)
+  (mouse-motion SDL_EVENT_MOUSE_MOTION #x400)
+  (mouse-button-down SDL_EVENT_MOUSE_BUTTON_DOWN)
+  (mouse-button-up SDL_EVENT_MOUSE_BUTTON_UP)
+  (mouse-wheel SDL_EVENT_MOUSE_WHEEL)
+  (mouse-added SDL_EVENT_MOUSE_ADDED)
+  (mouse-removed SDL_EVENT_MOUSE_REMOVED)
+  (joystick-axis-motion SDL_EVENT_JOYSTICK_AXIS_MOTION #x600)
+  (joystick-ball-motion SDL_EVENT_JOYSTICK_BALL_MOTION)
+  (joystick-hat-motion SDL_EVENT_JOYSTICK_HAT_MOTION)
+  (joystick-button-down SDL_EVENT_JOYSTICK_BUTTON_DOWN)
+  (joystick-button-up SDL_EVENT_JOYSTICK_BUTTON_UP)
+  (joystick-added SDL_EVENT_JOYSTICK_ADDED)
+  (joystick-removed SDL_EVENT_JOYSTICK_REMOVED)
+  (joystick-battery-updated SDL_EVENT_JOYSTICK_BATTERY_UPDATED)
+  (joystick-update-complete SDL_EVENT_JOYSTICK_UPDATE_COMPLETE)
+  (gamepad-axis-motion SDL_EVENT_GAMEPAD_AXIS_MOTION #x650)
+  (gamepad-button-down SDL_EVENT_GAMEPAD_BUTTON_DOWN)
+  (gamepad-button-up SDL_EVENT_GAMEPAD_BUTTON_UP)
+  (gamepad-added SDL_EVENT_GAMEPAD_ADDED)
+  (gamepad-removed SDL_EVENT_GAMEPAD_REMOVED)
+  (gamepad-remapped SDL_EVENT_GAMEPAD_REMAPPED)
+  (gamepad-touchpad-down SDL_EVENT_GAMEPAD_TOUCHPAD_DOWN)
+  (gamepad-touchpad-motion SDL_EVENT_GAMEPAD_TOUCHPAD_MOTION)
+  (gamepad-touchpad-up SDL_EVENT_GAMEPAD_TOUCHPAD_UP)
+  (gamepad-sensor-update SDL_EVENT_GAMEPAD_SENSOR_UPDATE)
+  (gamepad-update-complete SDL_EVENT_GAMEPAD_UPDATE_COMPLETE)
+  (gamepad-steam-handle-updated SDL_EVENT_GAMEPAD_STEAM_HANDLE_UPDATED)
+  (finger-down SDL_EVENT_FINGER_DOWN #x700)
+  (finger-up SDL_EVENT_FINGER_UP)
+  (finger-motion SDL_EVENT_FINGER_MOTION)
+  (clipboard-update SDL_EVENT_CLIPBOARD_UPDATE #x900)
+  (drop-file SDL_EVENT_DROP_FILE #x1000)
+  (drop-text SDL_EVENT_DROP_TEXT)
+  (drop-begin SDL_EVENT_DROP_BEGIN)
+  (drop-complete SDL_EVENT_DROP_COMPLETE)
+  (drop-position SDL_EVENT_DROP_POSITION)
+  (audio-device-added SDL_EVENT_AUDIO_DEVICE_ADDED #x1100)
+  (audio-device-removed SDL_EVENT_AUDIO_DEVICE_REMOVED)
+  (audio-device-format-changed SDL_EVENT_AUDIO_DEVICE_FORMAT_CHANGED)
+  (sensor-update SDL_EVENT_SENSOR_UPDATE #x1200)
+  (pen-proximity-in SDL_EVENT_PEN_PROXIMITY_IN #x1300)
+  (pen-proximity-out SDL_EVENT_PEN_PROXIMITY_OUT)
+  (pen-down SDL_EVENT_PEN_DOWN)
+  (pen-up SDL_EVENT_PEN_UP)
+  (pen-button-down SDL_EVENT_PEN_BUTTON_DOWN)
+  (pen-button-up SDL_EVENT_PEN_BUTTON_UP)
+  (pen-motion SDL_EVENT_PEN_MOTION)
+  (pen-axis SDL_EVENT_PEN_AXIS)
+  (camera-device-added SDL_EVENT_CAMERA_DEVICE_ADDED #x1400)
+  (camera-device-removed SDL_EVENT_CAMERA_DEVICE_REMOVED)
+  (camera-device-approved SDL_EVENT_CAMERA_DEVICE_APPROVED)
+  (camera-device-denied SDL_EVENT_CAMERA_DEVICE_DENIED)
+  (render-targets-reset SDL_EVENT_RENDER_TARGETS_RESET #x2000)
+  (render-device-reset SDL_EVENT_RENDER_DEVICE_RESET)
+  (poll-sentinel SDL_EVENT_POLL_SENTINEL #x7F00))
+
+(define SDL_EVENT_DISPLAY_FIRST SDL_EVENT_DISPLAY_ORIENTATION)
+(define SDL_EVENT_DISPLAY_LAST  SDL_EVENT_DISPLAY_CONTENT_SCALE_CHANGED)
+(define SDL_EVENT_WINDOW_FIRST  SDL_EVENT_WINDOW_SHOWN)
+(define SDL_EVENT_WINDOW_LAST   SDL_EVENT_WINDOW_HDR_STATE_CHANGED)
+(define SDL_EVENT_USER          #x8000)
+(define SDL_EVENT_LAST          #xFFFF)
+(define SDL_EVENT_ENUM_PADDING  #x7FFFFFFF)
+
+(define-bstruct SDL_CommonEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)))
+
+(define-bstruct SDL_DisplayEvent
+  (struct
+   (type int) ; SDL_EventType
+   (reserved u32)
+   (timestamp u64)
+   (displayID u32) ; SDL_DisplayID
+   (data1 s32)
+   (data2 s32)))
+
+(define-bstruct SDL_WindowEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (windowID u32) ; SDL_WindowID
+   (data1 s32)
+   (data2 s32)))
+
+(define-bstruct SDL_KeyboardDeviceEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (which u32) ; SDL_KeyboardID
+   ))
+
+(define-bstruct SDL_KeyboardEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (windowID u32) ; SDL_WindowID
+   (which u32) ; SDL_KeyboardID
+   (scancode int) ; SDL_Scancode
+   (key int) ; SDL_Keycode
+   (mod u16) ; SDL_Keymod
+   (raw u16)
+   (down u8) ; bool
+   (repeat u8) ; bool
+   ))
+
+(define-bstruct SDL_TextEditingEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (windowID u32) ; SDL_WindowID
+   (text (* u8)) ; char*
+   (start s32)
+   (length s32)))
+
+(define-bstruct SDL_TextEditingCandidatesEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (windowID u32) ; SDL_WindowID
+   (candidates (* u8))
+   (num_candidates s32)
+   (selected_candidate s32)
+   (horizontal u8) ; bool
+   (_ u8)
+   (_ u8)
+   (_ u8)))
+
+(define-bstruct SDL_TextInputEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (windowID u32) ; SDL_WindowID
+   (text (* u8))))
+
+(define-bstruct SDL_MouseDeviceEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (which u32) ; SDL_MouseID
+   ))
+
+(define-bstruct SDL_MouseMotionEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (windowID u32) ; SDL_WindowID
+   (which u32) ; SDL_MouseID
+   (state u32) ; SDL_MouseButtonFlags
+   (x f32)
+   (y f32)
+   (xrel f32)
+   (yrel f32)))
+
+(define-bstruct SDL_MouseButtonEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (windowID u32) ; SDL_WindowID
+   (which u32) ; SDL_MouseID
+   (button u8)
+   (down u8) ; bool
+   (clicks u8)
+   (_ u8)
+   (x f32)
+   (y f32)))
+
+(define-bstruct SDL_MouseWheelEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (windowID u32) ; SDL_WindowID
+   (which u32) ; SDL_MouseID
+   (x f32)
+   (y f32)
+   (direction int) ; SDL_MouseWheelDirection
+   (mouse_x f32)
+   (mouse_y f32)))
+
+(define-bstruct SDL_JoyAxisEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (which u32) ; SDL_JoystickID
+   (axis u8)
+   (_ u8)
+   (_ u8)
+   (_ u8)
+   (value s16)
+   (_ u16)))
+
+(define-bstruct SDL_JoyBallEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (which u32) ; SDL_JoystickID
+   (ball u8)
+   (_ u8)
+   (_ u8)
+   (_ u8)
+   (xrel s32)
+   (yrel s32)))
+
+(define-bstruct SDL_JoyHatEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (which u32) ; SDL_JoystickID
+   (hat u8)
+   (value u8)
+   (_ u8)
+   (_ u8)))
+
+(define-bstruct SDL_JoyButtonEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (which u32) ; SDL_JoystickID
+   (button u8)
+   (down u8) ; bool
+   (_ u8)
+   (_ u8)
+   ))
+
+(define-bstruct SDL_JoyDeviceEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (which u32) ; SDL_JoystickID
+   ))
+
+(define-bstruct SDL_JoyBatteryEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (which u32) ; SDL_JoystickID
+   (state int) ; SDL_PowerState
+   (percent int)))
+
+(define-bstruct SDL_GamepadAxisEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (which u32) ; SDL_JoystickID
+   (axis u8)
+   (_ u8)
+   (_ u8)
+   (_ u8)
+   (value s16)
+   (_ u16)))
+
+(define-bstruct SDL_GamepadButtonEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (which u32) ; SDL_JoystickID
+   (button u8)
+   (down u8) ; bool
+   (_ u8)
+   (_ u8)))
+
+(define-bstruct SDL_GamepadDeviceEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (which u32) ; SDL_JoystickID
+   ))
+
+(define-bstruct SDL_GamepadTouchpadEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (which u32) ; SDL_JoystickID
+   (touchpad s32)
+   (finger s32)
+   (x f32)
+   (y f32)
+   (pressure f32)))
+
+(define-bstruct SDL_GamepadSensorEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (which u32) ; SDL_JoystickID
+   (sensor s32)
+   (data (array 3 f32))
+   (sensor_timestamp u64)))
+
+(define-bstruct SDL_AudioDeviceEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (which u32) ; SDL_AudioDeviceID
+   (recording u8) ; bool
+   (_ u8)
+   (_ u8)
+   (_ u8)))
+
+(define-bstruct SDL_CameraDeviceEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (which u32) ; SDL_CameraID
+   ))
+
+(define-bstruct SDL_TouchFingerEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (touchID u32) ; SDL_TouchID
+   (fingerID u32) ; SDL_FingerID
+   (x f32)
+   (y f32)
+   (dx f32)
+   (dy f32)
+   (pressure f32)
+   (windowID u32) ; SDL_WindowID
+   ))
+
+(define-bstruct SDL_PenProximityEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (windowID u32) ; SDL_WindowID
+   (which u32) ; SDL_PenID
+   ))
+
+(define-bstruct SDL_PenMotionEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (windowID u32) ; SDL_WindowID
+   (which u32) ; SDL_PenID
+   (pen_state u32) ; SDL_PenInputFlags
+   ))
+
+(define-bstruct SDL_PenTouchEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (windowID u32) ; SDL_WindowID
+   (which u32) ; SDL_PenID
+   (pen_state u32) ; SDL_PenInputFlags
+   (x f32)
+   (y f32)
+   (eraser u8) ; bool
+   (down u8) ; bool
+   ))
+
+(define-bstruct SDL_PenButtonEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (windowID u32) ; SDL_WindowID
+   (which u32) ; SDL_PenID
+   (pen_state u32) ; SDL_PenInputFlags
+   (x f32)
+   (y f32)
+   (button u8)
+   (down u8) ; bool
+   ))
+
+(define-bstruct SDL_PenAxisEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (windowID u32)                       ; SDL_WindowID
+   (which u32)                          ; SDL_PenID
+   (pen_state u32)                      ; SDL_PenInputFlags
+   (x f32)
+   (y f32)
+   (axis int)                           ; SDL_PenAxis
+   (value f32)))
+
+(define-bstruct SDL_DropEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (windowID u32) ; SDL_WindowID
+   (x f32)
+   (y f32)
+   (source (* u8)) ; char*
+   (data (* u8)) ; char*
+   ))
+
+(define-bstruct SDL_ClipboardEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)))
+
+(define-bstruct SDL_SensorEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (which u32) ; SDL_SensorID
+   (data (array 6 f32))
+   (sensor_timestamp u64)))
+
+(define-bstruct SDL_QuitEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)))
+
+(define-bstruct SDL_UserEvent
+  (struct
+   (type u32)
+   (reserved u32)
+   (timestamp u64)
+   (windowID u32) ; SDL_WindowID
+   (code s32)
+   (data1 (* void))
+   (data2 (* void))))
+
+(define-bstruct SDL_Event
+  (union
+   (type u32)
+   (common SDL_CommonEvent)
+   (display SDL_DisplayEvent)
+   (window SDL_WindowEvent)
+   (kdevice SDL_KeyboardDeviceEvent)
+   (key SDL_KeyboardEvent)
+   (edit SDL_TextEditingEvent)
+   (edit_candidates SDL_TextEditingCandidatesEvent)
+   (text SDL_TextInputEvent)
+   (mdevice SDL_MouseDeviceEvent)
+   (motion SDL_MouseMotionEvent)
+   (button SDL_MouseButtonEvent)
+   (wheel SDL_MouseWheelEvent)
+   (jdevice SDL_JoyDeviceEvent)
+   (jaxis SDL_JoyAxisEvent)
+   (jball SDL_JoyBallEvent)
+   (jhat SDL_JoyHatEvent)
+   (jbutton SDL_JoyButtonEvent)
+   (jbattery SDL_JoyBatteryEvent)
+   (gdevice SDL_GamepadDeviceEvent)
+   (gaxis SDL_GamepadAxisEvent)
+   (gbutton SDL_GamepadButtonEvent)
+   (gtouchpad SDL_GamepadTouchpadEvent)
+   (gsensor SDL_GamepadSensorEvent)
+   (adevice SDL_AudioDeviceEvent)
+   (cdevice SDL_CameraDeviceEvent)
+   (sensor SDL_SensorEvent)
+   (quit SDL_QuitEvent)
+   (user SDL_UserEvent)
+   (tfinger SDL_TouchFingerEvent)
+   (pproximity SDL_PenProximityEvent)
+   (ptouch SDL_PenTouchEvent)
+   (pmotion SDL_PenMotionEvent)
+   (pbutton SDL_PenButtonEvent)
+   (paxis SDL_PenAxisEvent)
+   (drop SDL_DropEvent)
+   (clipboard SDL_ClipboardEvent)
+   (_ (array 128 u8))))
+
+(define-sdl SDL_PumpEvents)
+;; SDL_PeepEvents
+(define-sdl SDL_HasEvent uint32 -> bool)
+(define-sdl SDL_HasEvents uint32 uint32 -> bool)
+(define-sdl SDL_FlushEvent uint32)
+(define-sdl SDL_FlushEvents uint32 uint32)
+(define-sdl SDL_PollEvent '* -> bool)
+(define-sdl SDL_WaitEvent '* -> bool)
+(define-sdl SDL_WaitEventTimeout '* int32 -> bool)
+(define-sdl SDL_PushEvent '* -> bool)
+;; SDL_SetEventFilter
+;; SDL_GetEventFilter
+;; SDL_AddEventWatch
+;; SDL_RemoveEventWatch
+;; SDL_FilterEvents
+;; SDL_SetEventEnabled
+;; SDL_EventEnabled
+;; SDL_RegisterEvents
+;; SDL_GetWindowFromEvent