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@@ -1,822 +0,0 @@
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-/*
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- Copyright (C) 1997-2023 Sam Lantinga <slouken@libsdl.org>
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-
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- This software is provided 'as-is', without any express or implied
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- warranty. In no event will the authors be held liable for any damages
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- arising from the use of this software.
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-
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- Permission is granted to anyone to use this software for any purpose,
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- including commercial applications, and to alter it and redistribute it
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- freely.
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-*/
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-
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-/* Gamepad mapping generator */
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-/* Gabriel Jacobo <gabomdq@gmail.com> */
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-
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-#include <SDL3/SDL.h>
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-#include <SDL3/SDL_main.h>
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-#include <SDL3/SDL_test.h>
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-
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-#include "testutils.h"
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-#include "gamepadutils.h"
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-
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-/* Define this for verbose output while mapping gamepads */
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-#define DEBUG_GAMEPADMAP
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-
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-#define SCREEN_WIDTH 512
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-#define SCREEN_HEIGHT 320
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-
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-enum
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-{
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- SDL_GAMEPAD_BINDING_AXIS_LEFTX_NEGATIVE,
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- SDL_GAMEPAD_BINDING_AXIS_LEFTX_POSITIVE,
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- SDL_GAMEPAD_BINDING_AXIS_LEFTY_NEGATIVE,
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- SDL_GAMEPAD_BINDING_AXIS_LEFTY_POSITIVE,
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- SDL_GAMEPAD_BINDING_AXIS_RIGHTX_NEGATIVE,
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- SDL_GAMEPAD_BINDING_AXIS_RIGHTX_POSITIVE,
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- SDL_GAMEPAD_BINDING_AXIS_RIGHTY_NEGATIVE,
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- SDL_GAMEPAD_BINDING_AXIS_RIGHTY_POSITIVE,
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- SDL_GAMEPAD_BINDING_AXIS_TRIGGERLEFT,
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- SDL_GAMEPAD_BINDING_AXIS_TRIGGERRIGHT,
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- SDL_GAMEPAD_BINDING_AXIS_MAX,
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-};
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-
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-#define BINDING_COUNT (SDL_GAMEPAD_BUTTON_MAX + SDL_GAMEPAD_BINDING_AXIS_MAX)
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-
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-static int s_arrBindingOrder[] = {
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- SDL_GAMEPAD_BUTTON_A,
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- SDL_GAMEPAD_BUTTON_B,
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- SDL_GAMEPAD_BUTTON_Y,
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- SDL_GAMEPAD_BUTTON_X,
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- SDL_GAMEPAD_BUTTON_MAX + SDL_GAMEPAD_BINDING_AXIS_LEFTX_NEGATIVE,
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- SDL_GAMEPAD_BUTTON_MAX + SDL_GAMEPAD_BINDING_AXIS_LEFTX_POSITIVE,
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- SDL_GAMEPAD_BUTTON_MAX + SDL_GAMEPAD_BINDING_AXIS_LEFTY_NEGATIVE,
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- SDL_GAMEPAD_BUTTON_MAX + SDL_GAMEPAD_BINDING_AXIS_LEFTY_POSITIVE,
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- SDL_GAMEPAD_BUTTON_LEFT_STICK,
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- SDL_GAMEPAD_BUTTON_MAX + SDL_GAMEPAD_BINDING_AXIS_RIGHTX_NEGATIVE,
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- SDL_GAMEPAD_BUTTON_MAX + SDL_GAMEPAD_BINDING_AXIS_RIGHTX_POSITIVE,
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- SDL_GAMEPAD_BUTTON_MAX + SDL_GAMEPAD_BINDING_AXIS_RIGHTY_NEGATIVE,
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- SDL_GAMEPAD_BUTTON_MAX + SDL_GAMEPAD_BINDING_AXIS_RIGHTY_POSITIVE,
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- SDL_GAMEPAD_BUTTON_RIGHT_STICK,
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- SDL_GAMEPAD_BUTTON_LEFT_SHOULDER,
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- SDL_GAMEPAD_BUTTON_MAX + SDL_GAMEPAD_BINDING_AXIS_TRIGGERLEFT,
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- SDL_GAMEPAD_BUTTON_RIGHT_SHOULDER,
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- SDL_GAMEPAD_BUTTON_MAX + SDL_GAMEPAD_BINDING_AXIS_TRIGGERRIGHT,
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- SDL_GAMEPAD_BUTTON_DPAD_UP,
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- SDL_GAMEPAD_BUTTON_DPAD_RIGHT,
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- SDL_GAMEPAD_BUTTON_DPAD_DOWN,
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- SDL_GAMEPAD_BUTTON_DPAD_LEFT,
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- SDL_GAMEPAD_BUTTON_BACK,
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- SDL_GAMEPAD_BUTTON_GUIDE,
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- SDL_GAMEPAD_BUTTON_START,
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- SDL_GAMEPAD_BUTTON_MISC1,
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- SDL_GAMEPAD_BUTTON_PADDLE1,
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- SDL_GAMEPAD_BUTTON_PADDLE2,
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- SDL_GAMEPAD_BUTTON_PADDLE3,
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- SDL_GAMEPAD_BUTTON_PADDLE4,
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- SDL_GAMEPAD_BUTTON_TOUCHPAD,
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-};
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-SDL_COMPILE_TIME_ASSERT(s_arrBindingOrder, SDL_arraysize(s_arrBindingOrder) == BINDING_COUNT);
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-
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-typedef struct
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-{
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- SDL_GamepadBindingType bindType;
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- union
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- {
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- int button;
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-
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- struct
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- {
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- int axis;
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- int axis_min;
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- int axis_max;
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- } axis;
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-
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- struct
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- {
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- int hat;
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- int hat_mask;
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- } hat;
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-
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- } value;
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-
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- SDL_bool committed;
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-
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-} SDL_GameControllerExtendedBind;
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-
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-static SDL_GameControllerExtendedBind s_arrBindings[BINDING_COUNT];
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-
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-typedef struct
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-{
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- SDL_bool m_bMoving;
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- int m_nLastValue;
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- int m_nStartingValue;
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- int m_nFarthestValue;
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-} AxisState;
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-
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-static int s_nNumAxes;
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-static AxisState *s_arrAxisState;
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-
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-static int s_iCurrentBinding;
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-static Uint64 s_unPendingAdvanceTime;
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-static SDL_bool s_bBindingComplete;
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-
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-static SDL_Window *window;
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-static SDL_Renderer *screen;
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-static GamepadImage *image;
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-static SDL_bool done = SDL_FALSE;
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-static SDL_bool bind_touchpad = SDL_FALSE;
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-
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-static int
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-StandardizeAxisValue(int nValue)
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-{
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- if (nValue > SDL_JOYSTICK_AXIS_MAX / 2) {
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- return SDL_JOYSTICK_AXIS_MAX;
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- } else if (nValue < SDL_JOYSTICK_AXIS_MIN / 2) {
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- return SDL_JOYSTICK_AXIS_MIN;
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- } else {
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- return 0;
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- }
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-}
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-
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-static void
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-SetCurrentBinding(int iBinding)
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-{
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- int iIndex, iElement;
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- SDL_GameControllerExtendedBind *pBinding;
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- SDL_bool on_front;
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-
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- if (iBinding < 0) {
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- return;
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- }
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-
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- if (iBinding == BINDING_COUNT) {
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- s_bBindingComplete = SDL_TRUE;
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- return;
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- }
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-
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- if (s_arrBindingOrder[iBinding] == -1) {
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- SetCurrentBinding(iBinding + 1);
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- return;
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- }
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-
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- if (s_arrBindingOrder[iBinding] == SDL_GAMEPAD_BUTTON_TOUCHPAD &&
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- !bind_touchpad) {
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- SetCurrentBinding(iBinding + 1);
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- return;
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- }
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-
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- s_iCurrentBinding = iBinding;
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-
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- pBinding = &s_arrBindings[s_arrBindingOrder[s_iCurrentBinding]];
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- SDL_zerop(pBinding);
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-
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- for (iIndex = 0; iIndex < s_nNumAxes; ++iIndex) {
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- s_arrAxisState[iIndex].m_nFarthestValue = s_arrAxisState[iIndex].m_nStartingValue;
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- }
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-
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- iElement = s_arrBindingOrder[iBinding];
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- on_front = SDL_TRUE;
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- if (iElement >= SDL_GAMEPAD_BUTTON_PADDLE1 &&
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- iElement <= SDL_GAMEPAD_BUTTON_PADDLE4) {
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- on_front = SDL_FALSE;
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- }
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- SetGamepadImageShowingFront(image, on_front);
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-
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- ClearGamepadImage(image);
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- if (iElement < SDL_GAMEPAD_BUTTON_MAX) {
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- SDL_GamepadButton eButton = (SDL_GamepadButton)iElement;
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- SetGamepadImageButton(image, eButton, SDL_TRUE);
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- } else {
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- switch (iElement - SDL_GAMEPAD_BUTTON_MAX) {
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- case SDL_GAMEPAD_BINDING_AXIS_LEFTX_NEGATIVE:
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- SetGamepadImageAxis(image, SDL_GAMEPAD_AXIS_LEFTX, -1);
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- break;
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- case SDL_GAMEPAD_BINDING_AXIS_LEFTX_POSITIVE:
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- SetGamepadImageAxis(image, SDL_GAMEPAD_AXIS_LEFTX, 1);
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- break;
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- case SDL_GAMEPAD_BINDING_AXIS_LEFTY_NEGATIVE:
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- SetGamepadImageAxis(image, SDL_GAMEPAD_AXIS_LEFTY, -1);
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- break;
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- case SDL_GAMEPAD_BINDING_AXIS_LEFTY_POSITIVE:
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- SetGamepadImageAxis(image, SDL_GAMEPAD_AXIS_LEFTY, 1);
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- break;
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- case SDL_GAMEPAD_BINDING_AXIS_RIGHTX_NEGATIVE:
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- SetGamepadImageAxis(image, SDL_GAMEPAD_AXIS_RIGHTX, -1);
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- break;
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- case SDL_GAMEPAD_BINDING_AXIS_RIGHTX_POSITIVE:
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- SetGamepadImageAxis(image, SDL_GAMEPAD_AXIS_RIGHTX, 1);
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- break;
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- case SDL_GAMEPAD_BINDING_AXIS_RIGHTY_NEGATIVE:
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- SetGamepadImageAxis(image, SDL_GAMEPAD_AXIS_RIGHTY, -1);
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- break;
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- case SDL_GAMEPAD_BINDING_AXIS_RIGHTY_POSITIVE:
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- SetGamepadImageAxis(image, SDL_GAMEPAD_AXIS_RIGHTY, 1);
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- break;
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- case SDL_GAMEPAD_BINDING_AXIS_TRIGGERLEFT:
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- SetGamepadImageAxis(image, SDL_GAMEPAD_AXIS_LEFT_TRIGGER, 1);
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- break;
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- case SDL_GAMEPAD_BINDING_AXIS_TRIGGERRIGHT:
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- SetGamepadImageAxis(image, SDL_GAMEPAD_AXIS_RIGHT_TRIGGER, 1);
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- break;
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- }
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- }
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-
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- s_unPendingAdvanceTime = 0;
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-}
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-
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-static SDL_bool
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-BBindingContainsBinding(const SDL_GameControllerExtendedBind *pBindingA, const SDL_GameControllerExtendedBind *pBindingB)
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-{
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- if (pBindingA->bindType != pBindingB->bindType) {
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- return SDL_FALSE;
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- }
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- switch (pBindingA->bindType) {
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- case SDL_GAMEPAD_BINDTYPE_AXIS:
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- if (pBindingA->value.axis.axis != pBindingB->value.axis.axis) {
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- return SDL_FALSE;
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- }
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- if (!pBindingA->committed) {
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- return SDL_FALSE;
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- }
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- {
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- int minA = SDL_min(pBindingA->value.axis.axis_min, pBindingA->value.axis.axis_max);
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- int maxA = SDL_max(pBindingA->value.axis.axis_min, pBindingA->value.axis.axis_max);
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- int minB = SDL_min(pBindingB->value.axis.axis_min, pBindingB->value.axis.axis_max);
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- int maxB = SDL_max(pBindingB->value.axis.axis_min, pBindingB->value.axis.axis_max);
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- return minA <= minB && maxA >= maxB;
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- }
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- /* Not reached */
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- default:
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- return SDL_memcmp(pBindingA, pBindingB, sizeof(*pBindingA)) == 0;
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- }
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-}
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-
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-static void
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-ConfigureBinding(const SDL_GameControllerExtendedBind *pBinding)
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-{
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- SDL_GameControllerExtendedBind *pCurrent;
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- int iIndex;
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- int iCurrentElement = s_arrBindingOrder[s_iCurrentBinding];
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-
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- /* Do we already have this binding? */
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- for (iIndex = 0; iIndex < SDL_arraysize(s_arrBindings); ++iIndex) {
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- pCurrent = &s_arrBindings[iIndex];
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- if (BBindingContainsBinding(pCurrent, pBinding)) {
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- if (iIndex == SDL_GAMEPAD_BUTTON_A && iCurrentElement != SDL_GAMEPAD_BUTTON_B) {
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- /* Skip to the next binding */
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- SetCurrentBinding(s_iCurrentBinding + 1);
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- return;
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- }
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-
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- if (iIndex == SDL_GAMEPAD_BUTTON_B) {
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- /* Go back to the previous binding */
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- SetCurrentBinding(s_iCurrentBinding - 1);
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- return;
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- }
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-
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- /* Already have this binding, ignore it */
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- return;
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- }
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- }
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-
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-#ifdef DEBUG_GAMEPADMAP
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- switch (pBinding->bindType) {
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- case SDL_GAMEPAD_BINDTYPE_NONE:
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- break;
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- case SDL_GAMEPAD_BINDTYPE_BUTTON:
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- SDL_Log("Configuring button binding for button %d\n", pBinding->value.button);
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- break;
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- case SDL_GAMEPAD_BINDTYPE_AXIS:
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- SDL_Log("Configuring axis binding for axis %d %d/%d committed = %s\n", pBinding->value.axis.axis, pBinding->value.axis.axis_min, pBinding->value.axis.axis_max, pBinding->committed ? "true" : "false");
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- break;
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- case SDL_GAMEPAD_BINDTYPE_HAT:
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- SDL_Log("Configuring hat binding for hat %d %d\n", pBinding->value.hat.hat, pBinding->value.hat.hat_mask);
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- break;
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- }
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-#endif /* DEBUG_GAMEPADMAP */
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-
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- /* Should the new binding override the existing one? */
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- pCurrent = &s_arrBindings[iCurrentElement];
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- if (pCurrent->bindType != SDL_GAMEPAD_BINDTYPE_NONE) {
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- SDL_bool bNativeDPad, bCurrentDPad;
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- SDL_bool bNativeAxis, bCurrentAxis;
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-
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- bNativeDPad = (iCurrentElement == SDL_GAMEPAD_BUTTON_DPAD_UP ||
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- iCurrentElement == SDL_GAMEPAD_BUTTON_DPAD_DOWN ||
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- iCurrentElement == SDL_GAMEPAD_BUTTON_DPAD_LEFT ||
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- iCurrentElement == SDL_GAMEPAD_BUTTON_DPAD_RIGHT);
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- bCurrentDPad = (pCurrent->bindType == SDL_GAMEPAD_BINDTYPE_HAT);
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- if (bNativeDPad && bCurrentDPad) {
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- /* We already have a binding of the type we want, ignore the new one */
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- return;
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- }
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-
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- bNativeAxis = (iCurrentElement >= SDL_GAMEPAD_BUTTON_MAX);
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- bCurrentAxis = (pCurrent->bindType == SDL_GAMEPAD_BINDTYPE_AXIS);
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- if (bNativeAxis == bCurrentAxis &&
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- (pBinding->bindType != SDL_GAMEPAD_BINDTYPE_AXIS ||
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- pBinding->value.axis.axis != pCurrent->value.axis.axis)) {
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- /* We already have a binding of the type we want, ignore the new one */
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- return;
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- }
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- }
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-
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- *pCurrent = *pBinding;
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-
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- if (pBinding->committed) {
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- s_unPendingAdvanceTime = SDL_GetTicks();
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- } else {
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- s_unPendingAdvanceTime = 0;
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- }
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-}
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-
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-static SDL_bool
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-BMergeAxisBindings(int iIndex)
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-{
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- SDL_GameControllerExtendedBind *pBindingA = &s_arrBindings[iIndex];
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- SDL_GameControllerExtendedBind *pBindingB = &s_arrBindings[iIndex + 1];
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- if (pBindingA->bindType == SDL_GAMEPAD_BINDTYPE_AXIS &&
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- pBindingB->bindType == SDL_GAMEPAD_BINDTYPE_AXIS &&
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- pBindingA->value.axis.axis == pBindingB->value.axis.axis) {
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- if (pBindingA->value.axis.axis_min == pBindingB->value.axis.axis_min) {
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- pBindingA->value.axis.axis_min = pBindingA->value.axis.axis_max;
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- pBindingA->value.axis.axis_max = pBindingB->value.axis.axis_max;
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- pBindingB->bindType = SDL_GAMEPAD_BINDTYPE_NONE;
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- return SDL_TRUE;
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- }
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- }
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- return SDL_FALSE;
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-}
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-
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-static void
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-WatchJoystick(SDL_Joystick *joystick)
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-{
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- const char *name = NULL;
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- SDL_Event event;
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- SDL_JoystickID nJoystickID;
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-
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- image = CreateGamepadImage(screen);
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-
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- SDL_RaiseWindow(window);
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-
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- /* scale for platforms that don't give you the window size you asked for. */
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- SDL_SetRenderLogicalPresentation(screen, SCREEN_WIDTH, SCREEN_HEIGHT,
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- SDL_LOGICAL_PRESENTATION_LETTERBOX,
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|
|
- SDL_SCALEMODE_LINEAR);
|
|
|
-
|
|
|
- /* Print info about the joystick we are watching */
|
|
|
- name = SDL_GetJoystickName(joystick);
|
|
|
- SDL_Log("Watching joystick %" SDL_PRIs32 ": (%s)\n", SDL_GetJoystickInstanceID(joystick),
|
|
|
- name ? name : "Unknown Joystick");
|
|
|
- SDL_Log("Joystick has %d axes, %d hats, and %d buttons\n",
|
|
|
- SDL_GetNumJoystickAxes(joystick), SDL_GetNumJoystickHats(joystick), SDL_GetNumJoystickButtons(joystick));
|
|
|
-
|
|
|
- SDL_Log("\n\n\
|
|
|
- ====================================================================================\n\
|
|
|
- Press the buttons on your gamepad when indicated\n\
|
|
|
- (Your gamepad may look different than the picture)\n\
|
|
|
- If you want to correct a mistake, press backspace or the back button on your device\n\
|
|
|
- To skip a button, press SPACE or click/touch the screen\n\
|
|
|
- To exit, press ESC\n\
|
|
|
- ====================================================================================\n");
|
|
|
-
|
|
|
- nJoystickID = SDL_GetJoystickInstanceID(joystick);
|
|
|
-
|
|
|
- s_nNumAxes = SDL_GetNumJoystickAxes(joystick);
|
|
|
- s_arrAxisState = (AxisState *)SDL_calloc(s_nNumAxes, sizeof(*s_arrAxisState));
|
|
|
-
|
|
|
- /* Skip any spurious events at start */
|
|
|
- while (SDL_PollEvent(&event) > 0) {
|
|
|
- }
|
|
|
-
|
|
|
- SetCurrentBinding(0);
|
|
|
-
|
|
|
- /* Loop, getting joystick events! */
|
|
|
- while (!done && !s_bBindingComplete) {
|
|
|
- SDL_SetRenderDrawColor(screen, 0xFF, 0xFF, 0xFF, SDL_ALPHA_OPAQUE);
|
|
|
- SDL_RenderClear(screen);
|
|
|
- RenderGamepadImage(image);
|
|
|
- SDL_RenderPresent(screen);
|
|
|
-
|
|
|
- while (SDL_PollEvent(&event) > 0) {
|
|
|
- switch (event.type) {
|
|
|
- case SDL_EVENT_JOYSTICK_REMOVED:
|
|
|
- if (event.jaxis.which == nJoystickID) {
|
|
|
- done = SDL_TRUE;
|
|
|
- }
|
|
|
- break;
|
|
|
- case SDL_EVENT_JOYSTICK_AXIS_MOTION:
|
|
|
- if (event.jaxis.which == nJoystickID) {
|
|
|
- const int MAX_ALLOWED_JITTER = SDL_JOYSTICK_AXIS_MAX / 80; /* ShanWan PS3 gamepad needed 96 */
|
|
|
- AxisState *pAxisState = &s_arrAxisState[event.jaxis.axis];
|
|
|
- int nValue = event.jaxis.value;
|
|
|
- int nCurrentDistance, nFarthestDistance;
|
|
|
- if (!pAxisState->m_bMoving) {
|
|
|
- Sint16 nInitialValue;
|
|
|
- pAxisState->m_bMoving = SDL_GetJoystickAxisInitialState(joystick, event.jaxis.axis, &nInitialValue);
|
|
|
- pAxisState->m_nLastValue = nValue;
|
|
|
- pAxisState->m_nStartingValue = nInitialValue;
|
|
|
- pAxisState->m_nFarthestValue = nInitialValue;
|
|
|
- } else if (SDL_abs(nValue - pAxisState->m_nLastValue) <= MAX_ALLOWED_JITTER) {
|
|
|
- break;
|
|
|
- } else {
|
|
|
- pAxisState->m_nLastValue = nValue;
|
|
|
- }
|
|
|
- nCurrentDistance = SDL_abs(nValue - pAxisState->m_nStartingValue);
|
|
|
- nFarthestDistance = SDL_abs(pAxisState->m_nFarthestValue - pAxisState->m_nStartingValue);
|
|
|
- if (nCurrentDistance > nFarthestDistance) {
|
|
|
- pAxisState->m_nFarthestValue = nValue;
|
|
|
- nFarthestDistance = SDL_abs(pAxisState->m_nFarthestValue - pAxisState->m_nStartingValue);
|
|
|
- }
|
|
|
-
|
|
|
-#ifdef DEBUG_GAMEPADMAP
|
|
|
- SDL_Log("AXIS %d nValue %d nCurrentDistance %d nFarthestDistance %d\n", event.jaxis.axis, nValue, nCurrentDistance, nFarthestDistance);
|
|
|
-#endif
|
|
|
- if (nFarthestDistance >= 16000) {
|
|
|
- /* If we've gone out far enough and started to come back, let's bind this axis */
|
|
|
- SDL_bool bCommitBinding = (nCurrentDistance <= 10000) ? SDL_TRUE : SDL_FALSE;
|
|
|
- SDL_GameControllerExtendedBind binding;
|
|
|
- SDL_zero(binding);
|
|
|
- binding.bindType = SDL_GAMEPAD_BINDTYPE_AXIS;
|
|
|
- binding.value.axis.axis = event.jaxis.axis;
|
|
|
- binding.value.axis.axis_min = StandardizeAxisValue(pAxisState->m_nStartingValue);
|
|
|
- binding.value.axis.axis_max = StandardizeAxisValue(pAxisState->m_nFarthestValue);
|
|
|
- binding.committed = bCommitBinding;
|
|
|
- ConfigureBinding(&binding);
|
|
|
- }
|
|
|
- }
|
|
|
- break;
|
|
|
- case SDL_EVENT_JOYSTICK_HAT_MOTION:
|
|
|
- if (event.jhat.which == nJoystickID) {
|
|
|
- if (event.jhat.value != SDL_HAT_CENTERED) {
|
|
|
- SDL_GameControllerExtendedBind binding;
|
|
|
-
|
|
|
-#ifdef DEBUG_GAMEPADMAP
|
|
|
- SDL_Log("HAT %d %d\n", event.jhat.hat, event.jhat.value);
|
|
|
-#endif
|
|
|
- SDL_zero(binding);
|
|
|
- binding.bindType = SDL_GAMEPAD_BINDTYPE_HAT;
|
|
|
- binding.value.hat.hat = event.jhat.hat;
|
|
|
- binding.value.hat.hat_mask = event.jhat.value;
|
|
|
- binding.committed = SDL_TRUE;
|
|
|
- ConfigureBinding(&binding);
|
|
|
- }
|
|
|
- }
|
|
|
- break;
|
|
|
- case SDL_EVENT_JOYSTICK_BUTTON_UP:
|
|
|
- if (event.jbutton.which == nJoystickID) {
|
|
|
- SDL_GameControllerExtendedBind binding;
|
|
|
-
|
|
|
-#ifdef DEBUG_GAMEPADMAP
|
|
|
- SDL_Log("BUTTON %d\n", event.jbutton.button);
|
|
|
-#endif
|
|
|
- SDL_zero(binding);
|
|
|
- binding.bindType = SDL_GAMEPAD_BINDTYPE_BUTTON;
|
|
|
- binding.value.button = event.jbutton.button;
|
|
|
- binding.committed = SDL_TRUE;
|
|
|
- ConfigureBinding(&binding);
|
|
|
- }
|
|
|
- break;
|
|
|
- case SDL_EVENT_FINGER_DOWN:
|
|
|
- case SDL_EVENT_MOUSE_BUTTON_DOWN:
|
|
|
- /* Skip this step */
|
|
|
- SetCurrentBinding(s_iCurrentBinding + 1);
|
|
|
- break;
|
|
|
- case SDL_EVENT_KEY_DOWN:
|
|
|
- if (event.key.keysym.sym == SDLK_BACKSPACE || event.key.keysym.sym == SDLK_AC_BACK) {
|
|
|
- SetCurrentBinding(s_iCurrentBinding - 1);
|
|
|
- break;
|
|
|
- }
|
|
|
- if (event.key.keysym.sym == SDLK_SPACE) {
|
|
|
- SetCurrentBinding(s_iCurrentBinding + 1);
|
|
|
- break;
|
|
|
- }
|
|
|
-
|
|
|
- if (event.key.keysym.sym != SDLK_ESCAPE) {
|
|
|
- break;
|
|
|
- }
|
|
|
- SDL_FALLTHROUGH;
|
|
|
- case SDL_EVENT_QUIT:
|
|
|
- done = SDL_TRUE;
|
|
|
- break;
|
|
|
- default:
|
|
|
- break;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- SDL_Delay(15);
|
|
|
-
|
|
|
- /* Wait 30 ms for joystick events to stop coming in,
|
|
|
- in case a gamepad sends multiple events for a single control (e.g. axis and button for trigger)
|
|
|
- */
|
|
|
- if (s_unPendingAdvanceTime && SDL_GetTicks() - s_unPendingAdvanceTime >= 30) {
|
|
|
- SetCurrentBinding(s_iCurrentBinding + 1);
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- if (s_bBindingComplete) {
|
|
|
- SDL_JoystickGUID guid;
|
|
|
- Uint16 crc;
|
|
|
- char mapping[1024];
|
|
|
- char trimmed_name[128];
|
|
|
- char *spot;
|
|
|
- int iIndex;
|
|
|
- char pszElement[12];
|
|
|
-
|
|
|
- SDL_strlcpy(trimmed_name, name, SDL_arraysize(trimmed_name));
|
|
|
- while (SDL_isspace(trimmed_name[0])) {
|
|
|
- SDL_memmove(&trimmed_name[0], &trimmed_name[1], SDL_strlen(trimmed_name));
|
|
|
- }
|
|
|
- while (trimmed_name[0] && SDL_isspace(trimmed_name[SDL_strlen(trimmed_name) - 1])) {
|
|
|
- trimmed_name[SDL_strlen(trimmed_name) - 1] = '\0';
|
|
|
- }
|
|
|
- while ((spot = SDL_strchr(trimmed_name, ',')) != NULL) {
|
|
|
- SDL_memmove(spot, spot + 1, SDL_strlen(spot));
|
|
|
- }
|
|
|
-
|
|
|
- /* Initialize mapping with GUID and name */
|
|
|
- guid = SDL_GetJoystickGUID(joystick);
|
|
|
- SDL_GetJoystickGUIDInfo(guid, NULL, NULL, NULL, &crc);
|
|
|
- if (crc) {
|
|
|
- /* Clear the CRC from the GUID for the mapping */
|
|
|
- guid.data[2] = 0;
|
|
|
- guid.data[3] = 0;
|
|
|
- }
|
|
|
- SDL_GetJoystickGUIDString(guid, mapping, SDL_arraysize(mapping));
|
|
|
- SDL_strlcat(mapping, ",", SDL_arraysize(mapping));
|
|
|
- SDL_strlcat(mapping, trimmed_name, SDL_arraysize(mapping));
|
|
|
- SDL_strlcat(mapping, ",", SDL_arraysize(mapping));
|
|
|
- SDL_strlcat(mapping, "platform:", SDL_arraysize(mapping));
|
|
|
- SDL_strlcat(mapping, SDL_GetPlatform(), SDL_arraysize(mapping));
|
|
|
- SDL_strlcat(mapping, ",", SDL_arraysize(mapping));
|
|
|
- if (crc) {
|
|
|
- char crc_string[5];
|
|
|
-
|
|
|
- SDL_strlcat(mapping, "crc:", SDL_arraysize(mapping));
|
|
|
- (void)SDL_snprintf(crc_string, sizeof(crc_string), "%.4x", crc);
|
|
|
- SDL_strlcat(mapping, crc_string, SDL_arraysize(mapping));
|
|
|
- SDL_strlcat(mapping, ",", SDL_arraysize(mapping));
|
|
|
- }
|
|
|
-
|
|
|
- for (iIndex = 0; iIndex < SDL_arraysize(s_arrBindings); ++iIndex) {
|
|
|
- SDL_GameControllerExtendedBind *pBinding = &s_arrBindings[iIndex];
|
|
|
- if (pBinding->bindType == SDL_GAMEPAD_BINDTYPE_NONE) {
|
|
|
- continue;
|
|
|
- }
|
|
|
-
|
|
|
- if (iIndex < SDL_GAMEPAD_BUTTON_MAX) {
|
|
|
- SDL_GamepadButton eButton = (SDL_GamepadButton)iIndex;
|
|
|
- SDL_strlcat(mapping, SDL_GetGamepadStringForButton(eButton), SDL_arraysize(mapping));
|
|
|
- } else {
|
|
|
- const char *pszAxisName = NULL;
|
|
|
- switch (iIndex - SDL_GAMEPAD_BUTTON_MAX) {
|
|
|
- case SDL_GAMEPAD_BINDING_AXIS_LEFTX_NEGATIVE:
|
|
|
- if (!BMergeAxisBindings(iIndex)) {
|
|
|
- SDL_strlcat(mapping, "-", SDL_arraysize(mapping));
|
|
|
- }
|
|
|
- pszAxisName = SDL_GetGamepadStringForAxis(SDL_GAMEPAD_AXIS_LEFTX);
|
|
|
- break;
|
|
|
- case SDL_GAMEPAD_BINDING_AXIS_LEFTX_POSITIVE:
|
|
|
- SDL_strlcat(mapping, "+", SDL_arraysize(mapping));
|
|
|
- pszAxisName = SDL_GetGamepadStringForAxis(SDL_GAMEPAD_AXIS_LEFTX);
|
|
|
- break;
|
|
|
- case SDL_GAMEPAD_BINDING_AXIS_LEFTY_NEGATIVE:
|
|
|
- if (!BMergeAxisBindings(iIndex)) {
|
|
|
- SDL_strlcat(mapping, "-", SDL_arraysize(mapping));
|
|
|
- }
|
|
|
- pszAxisName = SDL_GetGamepadStringForAxis(SDL_GAMEPAD_AXIS_LEFTY);
|
|
|
- break;
|
|
|
- case SDL_GAMEPAD_BINDING_AXIS_LEFTY_POSITIVE:
|
|
|
- SDL_strlcat(mapping, "+", SDL_arraysize(mapping));
|
|
|
- pszAxisName = SDL_GetGamepadStringForAxis(SDL_GAMEPAD_AXIS_LEFTY);
|
|
|
- break;
|
|
|
- case SDL_GAMEPAD_BINDING_AXIS_RIGHTX_NEGATIVE:
|
|
|
- if (!BMergeAxisBindings(iIndex)) {
|
|
|
- SDL_strlcat(mapping, "-", SDL_arraysize(mapping));
|
|
|
- }
|
|
|
- pszAxisName = SDL_GetGamepadStringForAxis(SDL_GAMEPAD_AXIS_RIGHTX);
|
|
|
- break;
|
|
|
- case SDL_GAMEPAD_BINDING_AXIS_RIGHTX_POSITIVE:
|
|
|
- SDL_strlcat(mapping, "+", SDL_arraysize(mapping));
|
|
|
- pszAxisName = SDL_GetGamepadStringForAxis(SDL_GAMEPAD_AXIS_RIGHTX);
|
|
|
- break;
|
|
|
- case SDL_GAMEPAD_BINDING_AXIS_RIGHTY_NEGATIVE:
|
|
|
- if (!BMergeAxisBindings(iIndex)) {
|
|
|
- SDL_strlcat(mapping, "-", SDL_arraysize(mapping));
|
|
|
- }
|
|
|
- pszAxisName = SDL_GetGamepadStringForAxis(SDL_GAMEPAD_AXIS_RIGHTY);
|
|
|
- break;
|
|
|
- case SDL_GAMEPAD_BINDING_AXIS_RIGHTY_POSITIVE:
|
|
|
- SDL_strlcat(mapping, "+", SDL_arraysize(mapping));
|
|
|
- pszAxisName = SDL_GetGamepadStringForAxis(SDL_GAMEPAD_AXIS_RIGHTY);
|
|
|
- break;
|
|
|
- case SDL_GAMEPAD_BINDING_AXIS_TRIGGERLEFT:
|
|
|
- pszAxisName = SDL_GetGamepadStringForAxis(SDL_GAMEPAD_AXIS_LEFT_TRIGGER);
|
|
|
- break;
|
|
|
- case SDL_GAMEPAD_BINDING_AXIS_TRIGGERRIGHT:
|
|
|
- pszAxisName = SDL_GetGamepadStringForAxis(SDL_GAMEPAD_AXIS_RIGHT_TRIGGER);
|
|
|
- break;
|
|
|
- }
|
|
|
- if (pszAxisName) {
|
|
|
- SDL_strlcat(mapping, pszAxisName, SDL_arraysize(mapping));
|
|
|
- }
|
|
|
- }
|
|
|
- SDL_strlcat(mapping, ":", SDL_arraysize(mapping));
|
|
|
-
|
|
|
- pszElement[0] = '\0';
|
|
|
- switch (pBinding->bindType) {
|
|
|
- case SDL_GAMEPAD_BINDTYPE_BUTTON:
|
|
|
- (void)SDL_snprintf(pszElement, sizeof(pszElement), "b%d", pBinding->value.button);
|
|
|
- break;
|
|
|
- case SDL_GAMEPAD_BINDTYPE_AXIS:
|
|
|
- if (pBinding->value.axis.axis_min == 0 && pBinding->value.axis.axis_max == SDL_JOYSTICK_AXIS_MIN) {
|
|
|
- /* The negative half axis */
|
|
|
- (void)SDL_snprintf(pszElement, sizeof(pszElement), "-a%d", pBinding->value.axis.axis);
|
|
|
- } else if (pBinding->value.axis.axis_min == 0 && pBinding->value.axis.axis_max == SDL_JOYSTICK_AXIS_MAX) {
|
|
|
- /* The positive half axis */
|
|
|
- (void)SDL_snprintf(pszElement, sizeof(pszElement), "+a%d", pBinding->value.axis.axis);
|
|
|
- } else {
|
|
|
- (void)SDL_snprintf(pszElement, sizeof(pszElement), "a%d", pBinding->value.axis.axis);
|
|
|
- if (pBinding->value.axis.axis_min > pBinding->value.axis.axis_max) {
|
|
|
- /* Invert the axis */
|
|
|
- SDL_strlcat(pszElement, "~", SDL_arraysize(pszElement));
|
|
|
- }
|
|
|
- }
|
|
|
- break;
|
|
|
- case SDL_GAMEPAD_BINDTYPE_HAT:
|
|
|
- (void)SDL_snprintf(pszElement, sizeof(pszElement), "h%d.%d", pBinding->value.hat.hat, pBinding->value.hat.hat_mask);
|
|
|
- break;
|
|
|
- default:
|
|
|
- SDL_assert(!"Unknown bind type");
|
|
|
- break;
|
|
|
- }
|
|
|
- SDL_strlcat(mapping, pszElement, SDL_arraysize(mapping));
|
|
|
- SDL_strlcat(mapping, ",", SDL_arraysize(mapping));
|
|
|
- }
|
|
|
-
|
|
|
- SDL_Log("Mapping:\n\n%s\n\n", mapping);
|
|
|
- }
|
|
|
-
|
|
|
- SDL_free(s_arrAxisState);
|
|
|
- s_arrAxisState = NULL;
|
|
|
-
|
|
|
- SDL_DestroyRenderer(screen);
|
|
|
-}
|
|
|
-
|
|
|
-static SDL_bool HasJoysticks(void)
|
|
|
-{
|
|
|
- int num_joysticks = 0;
|
|
|
- SDL_JoystickID *joysticks;
|
|
|
-
|
|
|
- joysticks = SDL_GetJoysticks(&num_joysticks);
|
|
|
- if (joysticks) {
|
|
|
- SDL_free(joysticks);
|
|
|
- }
|
|
|
- if (num_joysticks > 0) {
|
|
|
- return SDL_TRUE;
|
|
|
- } else {
|
|
|
- return SDL_FALSE;
|
|
|
- }
|
|
|
-}
|
|
|
-
|
|
|
-int main(int argc, char *argv[])
|
|
|
-{
|
|
|
- const char *name;
|
|
|
- int i;
|
|
|
- int num_joysticks = 0;
|
|
|
- SDL_JoystickID *joysticks;
|
|
|
- int joystick_index;
|
|
|
- SDL_Joystick *joystick = NULL;
|
|
|
- SDLTest_CommonState *state;
|
|
|
-
|
|
|
- SDL_SetHint(SDL_HINT_ACCELEROMETER_AS_JOYSTICK, "0");
|
|
|
-
|
|
|
- /* Initialize test framework */
|
|
|
- state = SDLTest_CommonCreateState(argv, 0);
|
|
|
- if (state == NULL) {
|
|
|
- return 1;
|
|
|
- }
|
|
|
-
|
|
|
- /* Enable standard application logging */
|
|
|
- SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
|
|
|
-
|
|
|
- /* Parse commandline */
|
|
|
- for (i = 1; i < argc;) {
|
|
|
- int consumed;
|
|
|
-
|
|
|
- consumed = SDLTest_CommonArg(state, i);
|
|
|
- if (!consumed) {
|
|
|
- if (SDL_strcmp(argv[i], "--bind-touchpad") == 0) {
|
|
|
- bind_touchpad = SDL_TRUE;
|
|
|
- consumed = 1;
|
|
|
- }
|
|
|
- }
|
|
|
- if (consumed <= 0) {
|
|
|
- if (argv[i][0] == '-') {
|
|
|
- static const char *options[] = { "[--bind-touchpad]", NULL };
|
|
|
- SDLTest_CommonLogUsage(state, argv[0], options);
|
|
|
- return 1;
|
|
|
- } else {
|
|
|
- break;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- i += consumed;
|
|
|
- }
|
|
|
-
|
|
|
- /* Initialize SDL (Note: video is required to start event loop) */
|
|
|
- if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK) < 0) {
|
|
|
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't initialize SDL: %s\n", SDL_GetError());
|
|
|
- return 1;
|
|
|
- }
|
|
|
-
|
|
|
- /* Create a window to display joystick axis position */
|
|
|
- window = SDL_CreateWindow("Game Controller Map", SCREEN_WIDTH, SCREEN_HEIGHT, 0);
|
|
|
- if (window == NULL) {
|
|
|
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't create window: %s\n", SDL_GetError());
|
|
|
- return 2;
|
|
|
- }
|
|
|
-
|
|
|
- screen = SDL_CreateRenderer(window, NULL, 0);
|
|
|
- if (screen == NULL) {
|
|
|
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't create renderer: %s\n", SDL_GetError());
|
|
|
- return 2;
|
|
|
- }
|
|
|
-
|
|
|
- while (!done && !HasJoysticks()) {
|
|
|
- SDL_Event event;
|
|
|
-
|
|
|
- while (SDL_PollEvent(&event) > 0) {
|
|
|
- switch (event.type) {
|
|
|
- case SDL_EVENT_KEY_DOWN:
|
|
|
- if (event.key.keysym.sym != SDLK_ESCAPE) {
|
|
|
- break;
|
|
|
- }
|
|
|
- SDL_FALLTHROUGH;
|
|
|
- case SDL_EVENT_QUIT:
|
|
|
- done = SDL_TRUE;
|
|
|
- break;
|
|
|
- default:
|
|
|
- break;
|
|
|
- }
|
|
|
- }
|
|
|
- SDL_RenderPresent(screen);
|
|
|
- }
|
|
|
-
|
|
|
- /* Print information about the joysticks */
|
|
|
- joysticks = SDL_GetJoysticks(&num_joysticks);
|
|
|
- if (joysticks) {
|
|
|
- SDL_Log("There are %d joysticks attached\n", num_joysticks);
|
|
|
- for (i = 0; joysticks[i]; ++i) {
|
|
|
- SDL_JoystickID instance_id = joysticks[i];
|
|
|
-
|
|
|
- name = SDL_GetJoystickInstanceName(instance_id);
|
|
|
- SDL_Log("Joystick %" SDL_PRIu32 ": %s\n", instance_id, name ? name : "Unknown Joystick");
|
|
|
- joystick = SDL_OpenJoystick(instance_id);
|
|
|
- if (joystick == NULL) {
|
|
|
- SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "SDL_OpenJoystick(%" SDL_PRIu32 ") failed: %s\n", instance_id,
|
|
|
- SDL_GetError());
|
|
|
- } else {
|
|
|
- char guid[64];
|
|
|
- SDL_GetJoystickGUIDString(SDL_GetJoystickGUID(joystick),
|
|
|
- guid, sizeof(guid));
|
|
|
- SDL_Log(" axes: %d\n", SDL_GetNumJoystickAxes(joystick));
|
|
|
- SDL_Log(" hats: %d\n", SDL_GetNumJoystickHats(joystick));
|
|
|
- SDL_Log(" buttons: %d\n", SDL_GetNumJoystickButtons(joystick));
|
|
|
- SDL_Log("instance id: %" SDL_PRIu32 "\n", instance_id);
|
|
|
- SDL_Log(" guid: %s\n", guid);
|
|
|
- SDL_Log(" VID/PID: 0x%.4x/0x%.4x\n", SDL_GetJoystickVendor(joystick), SDL_GetJoystickProduct(joystick));
|
|
|
- SDL_CloseJoystick(joystick);
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- joystick_index = 0;
|
|
|
- for (i = 1; i < argc; ++i) {
|
|
|
- if (argv[i] && *argv[i] != '-') {
|
|
|
- joystick_index = SDL_atoi(argv[i]);
|
|
|
- break;
|
|
|
- }
|
|
|
- }
|
|
|
- if (joysticks && joystick_index < num_joysticks) {
|
|
|
- joystick = SDL_OpenJoystick(joysticks[joystick_index]);
|
|
|
- if (joystick == NULL) {
|
|
|
- SDL_Log("Couldn't open joystick %d: %s\n", joystick_index, SDL_GetError());
|
|
|
- }
|
|
|
- }
|
|
|
- if (joystick != NULL) {
|
|
|
- WatchJoystick(joystick);
|
|
|
- SDL_CloseJoystick(joystick);
|
|
|
- }
|
|
|
-
|
|
|
- SDL_free(joysticks);
|
|
|
-
|
|
|
- SDL_DestroyWindow(window);
|
|
|
-
|
|
|
- SDL_QuitSubSystem(SDL_INIT_VIDEO | SDL_INIT_JOYSTICK);
|
|
|
-
|
|
|
- SDLTest_CommonDestroyState(state);
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
Sam Lantinga