diff options
Diffstat (limited to '3rdparty/SDL2/src/joystick/android/SDL_sysjoystick.c')
-rw-r--r-- | 3rdparty/SDL2/src/joystick/android/SDL_sysjoystick.c | 553 |
1 files changed, 0 insertions, 553 deletions
diff --git a/3rdparty/SDL2/src/joystick/android/SDL_sysjoystick.c b/3rdparty/SDL2/src/joystick/android/SDL_sysjoystick.c deleted file mode 100644 index a09e9a12c10..00000000000 --- a/3rdparty/SDL2/src/joystick/android/SDL_sysjoystick.c +++ /dev/null @@ -1,553 +0,0 @@ -/* - Simple DirectMedia Layer - Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org> - - This software is provided 'as-is', without any express or implied - warranty. In no event will the authors be held liable for any damages - arising from the use of this software. - - Permission is granted to anyone to use this software for any purpose, - including commercial applications, and to alter it and redistribute it - freely, subject to the following restrictions: - - 1. The origin of this software must not be misrepresented; you must not - claim that you wrote the original software. If you use this software - in a product, an acknowledgment in the product documentation would be - appreciated but is not required. - 2. Altered source versions must be plainly marked as such, and must not be - misrepresented as being the original software. - 3. This notice may not be removed or altered from any source distribution. -*/ - -#include "../../SDL_internal.h" - -#ifdef SDL_JOYSTICK_ANDROID - -#include <stdio.h> /* For the definition of NULL */ -#include "SDL_error.h" -#include "SDL_events.h" - -#include "SDL_joystick.h" -#include "SDL_hints.h" -#include "SDL_assert.h" -#include "SDL_timer.h" -#include "SDL_log.h" -#include "SDL_sysjoystick_c.h" -#include "../SDL_joystick_c.h" -#include "../../core/android/SDL_android.h" - -#include "android/keycodes.h" - -/* As of platform android-14, android/keycodes.h is missing these defines */ -#ifndef AKEYCODE_BUTTON_1 -#define AKEYCODE_BUTTON_1 188 -#define AKEYCODE_BUTTON_2 189 -#define AKEYCODE_BUTTON_3 190 -#define AKEYCODE_BUTTON_4 191 -#define AKEYCODE_BUTTON_5 192 -#define AKEYCODE_BUTTON_6 193 -#define AKEYCODE_BUTTON_7 194 -#define AKEYCODE_BUTTON_8 195 -#define AKEYCODE_BUTTON_9 196 -#define AKEYCODE_BUTTON_10 197 -#define AKEYCODE_BUTTON_11 198 -#define AKEYCODE_BUTTON_12 199 -#define AKEYCODE_BUTTON_13 200 -#define AKEYCODE_BUTTON_14 201 -#define AKEYCODE_BUTTON_15 202 -#define AKEYCODE_BUTTON_16 203 -#endif - -#define ANDROID_ACCELEROMETER_NAME "Android Accelerometer" -#define ANDROID_ACCELEROMETER_DEVICE_ID INT_MIN -#define ANDROID_MAX_NBUTTONS 36 - -static SDL_joylist_item * JoystickByDeviceId(int device_id); - -static SDL_joylist_item *SDL_joylist = NULL; -static SDL_joylist_item *SDL_joylist_tail = NULL; -static int numjoysticks = 0; -static int instance_counter = 0; - - -/* Function to convert Android keyCodes into SDL ones. - * This code manipulation is done to get a sequential list of codes. - * FIXME: This is only suited for the case where we use a fixed number of buttons determined by ANDROID_MAX_NBUTTONS - */ -static int -keycode_to_SDL(int keycode) -{ - /* FIXME: If this function gets too unwiedly in the future, replace with a lookup table */ - int button = 0; - switch(keycode) - { - /* Some gamepad buttons (API 9) */ - case AKEYCODE_BUTTON_A: - button = SDL_CONTROLLER_BUTTON_A; - break; - case AKEYCODE_BUTTON_B: - button = SDL_CONTROLLER_BUTTON_B; - break; - case AKEYCODE_BUTTON_X: - button = SDL_CONTROLLER_BUTTON_X; - break; - case AKEYCODE_BUTTON_Y: - button = SDL_CONTROLLER_BUTTON_Y; - break; - case AKEYCODE_BUTTON_L1: - button = SDL_CONTROLLER_BUTTON_LEFTSHOULDER; - break; - case AKEYCODE_BUTTON_R1: - button = SDL_CONTROLLER_BUTTON_RIGHTSHOULDER; - break; - case AKEYCODE_BUTTON_THUMBL: - button = SDL_CONTROLLER_BUTTON_LEFTSTICK; - break; - case AKEYCODE_BUTTON_THUMBR: - button = SDL_CONTROLLER_BUTTON_RIGHTSTICK; - break; - case AKEYCODE_BUTTON_START: - button = SDL_CONTROLLER_BUTTON_START; - break; - case AKEYCODE_BUTTON_SELECT: - button = SDL_CONTROLLER_BUTTON_BACK; - break; - case AKEYCODE_BUTTON_MODE: - button = SDL_CONTROLLER_BUTTON_GUIDE; - break; - case AKEYCODE_BUTTON_L2: - button = SDL_CONTROLLER_BUTTON_MAX; /* Not supported by GameController */ - break; - case AKEYCODE_BUTTON_R2: - button = SDL_CONTROLLER_BUTTON_MAX+1; /* Not supported by GameController */ - break; - case AKEYCODE_BUTTON_C: - button = SDL_CONTROLLER_BUTTON_MAX+2; /* Not supported by GameController */ - break; - case AKEYCODE_BUTTON_Z: - button = SDL_CONTROLLER_BUTTON_MAX+3; /* Not supported by GameController */ - break; - - /* D-Pad key codes (API 1) */ - case AKEYCODE_DPAD_UP: - button = SDL_CONTROLLER_BUTTON_DPAD_UP; - break; - case AKEYCODE_DPAD_DOWN: - button = SDL_CONTROLLER_BUTTON_DPAD_DOWN; - break; - case AKEYCODE_DPAD_LEFT: - button = SDL_CONTROLLER_BUTTON_DPAD_LEFT; - break; - case AKEYCODE_DPAD_RIGHT: - button = SDL_CONTROLLER_BUTTON_DPAD_RIGHT; - break; - case AKEYCODE_DPAD_CENTER: - button = SDL_CONTROLLER_BUTTON_MAX+4; /* Not supported by GameController */ - break; - - /* More gamepad buttons (API 12), these get mapped to 20...35*/ - case AKEYCODE_BUTTON_1: - case AKEYCODE_BUTTON_2: - case AKEYCODE_BUTTON_3: - case AKEYCODE_BUTTON_4: - case AKEYCODE_BUTTON_5: - case AKEYCODE_BUTTON_6: - case AKEYCODE_BUTTON_7: - case AKEYCODE_BUTTON_8: - case AKEYCODE_BUTTON_9: - case AKEYCODE_BUTTON_10: - case AKEYCODE_BUTTON_11: - case AKEYCODE_BUTTON_12: - case AKEYCODE_BUTTON_13: - case AKEYCODE_BUTTON_14: - case AKEYCODE_BUTTON_15: - case AKEYCODE_BUTTON_16: - button = keycode - AKEYCODE_BUTTON_1 + SDL_CONTROLLER_BUTTON_MAX + 5; - break; - - default: - return -1; - break; - } - - /* This is here in case future generations, probably with six fingers per hand, - * happily add new cases up above and forget to update the max number of buttons. - */ - SDL_assert(button < ANDROID_MAX_NBUTTONS); - return button; - -} - -int -Android_OnPadDown(int device_id, int keycode) -{ - SDL_joylist_item *item; - int button = keycode_to_SDL(keycode); - if (button >= 0) { - item = JoystickByDeviceId(device_id); - if (item && item->joystick) { - SDL_PrivateJoystickButton(item->joystick, button , SDL_PRESSED); - } - return 0; - } - - return -1; -} - -int -Android_OnPadUp(int device_id, int keycode) -{ - SDL_joylist_item *item; - int button = keycode_to_SDL(keycode); - if (button >= 0) { - item = JoystickByDeviceId(device_id); - if (item && item->joystick) { - SDL_PrivateJoystickButton(item->joystick, button, SDL_RELEASED); - } - return 0; - } - - return -1; -} - -int -Android_OnJoy(int device_id, int axis, float value) -{ - /* Android gives joy info normalized as [-1.0, 1.0] or [0.0, 1.0] */ - SDL_joylist_item *item = JoystickByDeviceId(device_id); - if (item && item->joystick) { - SDL_PrivateJoystickAxis(item->joystick, axis, (Sint16) (32767.*value) ); - } - - return 0; -} - -int -Android_OnHat(int device_id, int hat_id, int x, int y) -{ - const Uint8 position_map[3][3] = { - {SDL_HAT_LEFTUP, SDL_HAT_UP, SDL_HAT_RIGHTUP}, - {SDL_HAT_LEFT, SDL_HAT_CENTERED, SDL_HAT_RIGHT}, - {SDL_HAT_LEFTDOWN, SDL_HAT_DOWN, SDL_HAT_RIGHTDOWN} - }; - - if (x >= -1 && x <=1 && y >= -1 && y <= 1) { - SDL_joylist_item *item = JoystickByDeviceId(device_id); - if (item && item->joystick) { - SDL_PrivateJoystickHat(item->joystick, hat_id, position_map[y+1][x+1] ); - } - return 0; - } - - return -1; -} - - -int -Android_AddJoystick(int device_id, const char *name, SDL_bool is_accelerometer, int nbuttons, int naxes, int nhats, int nballs) -{ - SDL_JoystickGUID guid; - SDL_joylist_item *item; - - if(JoystickByDeviceId(device_id) != NULL || name == NULL) { - return -1; - } - - /* the GUID is just the first 16 chars of the name for now */ - SDL_zero( guid ); - SDL_memcpy( &guid, name, SDL_min( sizeof(guid), SDL_strlen( name ) ) ); - - item = (SDL_joylist_item *) SDL_malloc(sizeof (SDL_joylist_item)); - if (item == NULL) { - return -1; - } - - SDL_zerop(item); - item->guid = guid; - item->device_id = device_id; - item->name = SDL_strdup(name); - if ( item->name == NULL ) { - SDL_free(item); - return -1; - } - - item->is_accelerometer = is_accelerometer; - if (nbuttons > -1) { - item->nbuttons = nbuttons; - } - else { - item->nbuttons = ANDROID_MAX_NBUTTONS; - } - item->naxes = naxes; - item->nhats = nhats; - item->nballs = nballs; - item->device_instance = instance_counter++; - if (SDL_joylist_tail == NULL) { - SDL_joylist = SDL_joylist_tail = item; - } else { - SDL_joylist_tail->next = item; - SDL_joylist_tail = item; - } - - /* Need to increment the joystick count before we post the event */ - ++numjoysticks; - - SDL_PrivateJoystickAdded(numjoysticks - 1); - -#ifdef DEBUG_JOYSTICK - SDL_Log("Added joystick %s with device_id %d", name, device_id); -#endif - - return numjoysticks; -} - -int -Android_RemoveJoystick(int device_id) -{ - SDL_joylist_item *item = SDL_joylist; - SDL_joylist_item *prev = NULL; - - /* Don't call JoystickByDeviceId here or there'll be an infinite loop! */ - while (item != NULL) { - if (item->device_id == device_id) { - break; - } - prev = item; - item = item->next; - } - - if (item == NULL) { - return -1; - } - - if (item->joystick) { - item->joystick->hwdata = NULL; - } - - if (prev != NULL) { - prev->next = item->next; - } else { - SDL_assert(SDL_joylist == item); - SDL_joylist = item->next; - } - if (item == SDL_joylist_tail) { - SDL_joylist_tail = prev; - } - - /* Need to decrement the joystick count before we post the event */ - --numjoysticks; - - SDL_PrivateJoystickRemoved(item->device_instance); - -#ifdef DEBUG_JOYSTICK - SDL_Log("Removed joystick with device_id %d", device_id); -#endif - - SDL_free(item->name); - SDL_free(item); - return numjoysticks; -} - - -int -SDL_SYS_JoystickInit(void) -{ - SDL_SYS_JoystickDetect(); - - if (SDL_GetHintBoolean(SDL_HINT_ACCELEROMETER_AS_JOYSTICK, SDL_TRUE)) { - /* Default behavior, accelerometer as joystick */ - Android_AddJoystick(ANDROID_ACCELEROMETER_DEVICE_ID, ANDROID_ACCELEROMETER_NAME, SDL_TRUE, 0, 3, 0, 0); - } - - return (numjoysticks); - -} - -int SDL_SYS_NumJoysticks() -{ - return numjoysticks; -} - -void SDL_SYS_JoystickDetect() -{ - /* Support for device connect/disconnect is API >= 16 only, - * so we poll every three seconds - * Ref: http://developer.android.com/reference/android/hardware/input/InputManager.InputDeviceListener.html - */ - static Uint32 timeout = 0; - if (SDL_TICKS_PASSED(SDL_GetTicks(), timeout)) { - timeout = SDL_GetTicks() + 3000; - Android_JNI_PollInputDevices(); - } -} - -static SDL_joylist_item * -JoystickByDevIndex(int device_index) -{ - SDL_joylist_item *item = SDL_joylist; - - if ((device_index < 0) || (device_index >= numjoysticks)) { - return NULL; - } - - while (device_index > 0) { - SDL_assert(item != NULL); - device_index--; - item = item->next; - } - - return item; -} - -static SDL_joylist_item * -JoystickByDeviceId(int device_id) -{ - SDL_joylist_item *item = SDL_joylist; - - while (item != NULL) { - if (item->device_id == device_id) { - return item; - } - item = item->next; - } - - /* Joystick not found, try adding it */ - SDL_SYS_JoystickDetect(); - - while (item != NULL) { - if (item->device_id == device_id) { - return item; - } - item = item->next; - } - - return NULL; -} - -/* Function to get the device-dependent name of a joystick */ -const char * -SDL_SYS_JoystickNameForDeviceIndex(int device_index) -{ - return JoystickByDevIndex(device_index)->name; -} - -/* Function to perform the mapping from device index to the instance id for this index */ -SDL_JoystickID SDL_SYS_GetInstanceIdOfDeviceIndex(int device_index) -{ - return JoystickByDevIndex(device_index)->device_instance; -} - -/* Function to open a joystick for use. - The joystick to open is specified by the device index. - This should fill the nbuttons and naxes fields of the joystick structure. - It returns 0, or -1 if there is an error. - */ -int -SDL_SYS_JoystickOpen(SDL_Joystick * joystick, int device_index) -{ - SDL_joylist_item *item = JoystickByDevIndex(device_index); - - if (item == NULL ) { - return SDL_SetError("No such device"); - } - - if (item->joystick != NULL) { - return SDL_SetError("Joystick already opened"); - } - - joystick->instance_id = item->device_instance; - joystick->hwdata = (struct joystick_hwdata *) item; - item->joystick = joystick; - joystick->nhats = item->nhats; - joystick->nballs = item->nballs; - joystick->nbuttons = item->nbuttons; - joystick->naxes = item->naxes; - - return (0); -} - -/* Function to determine if this joystick is attached to the system right now */ -SDL_bool SDL_SYS_JoystickAttached(SDL_Joystick *joystick) -{ - return joystick->hwdata != NULL; -} - -void -SDL_SYS_JoystickUpdate(SDL_Joystick * joystick) -{ - int i; - Sint16 value; - float values[3]; - SDL_joylist_item *item = SDL_joylist; - - while (item) { - if (item->is_accelerometer) { - if (item->joystick) { - if (Android_JNI_GetAccelerometerValues(values)) { - for ( i = 0; i < 3; i++ ) { - if (values[i] > 1.0f) { - values[i] = 1.0f; - } else if (values[i] < -1.0f) { - values[i] = -1.0f; - } - - value = (Sint16)(values[i] * 32767.0f); - SDL_PrivateJoystickAxis(item->joystick, i, value); - } - } - } - break; - } - item = item->next; - } -} - -/* Function to close a joystick after use */ -void -SDL_SYS_JoystickClose(SDL_Joystick * joystick) -{ - SDL_joylist_item *item = (SDL_joylist_item *) joystick->hwdata; - if (item) { - item->joystick = NULL; - } -} - -/* Function to perform any system-specific joystick related cleanup */ -void -SDL_SYS_JoystickQuit(void) -{ - SDL_joylist_item *item = NULL; - SDL_joylist_item *next = NULL; - - for (item = SDL_joylist; item; item = next) { - next = item->next; - SDL_free(item->name); - SDL_free(item); - } - - SDL_joylist = SDL_joylist_tail = NULL; - - numjoysticks = 0; - instance_counter = 0; -} - -SDL_JoystickGUID SDL_SYS_JoystickGetDeviceGUID( int device_index ) -{ - return JoystickByDevIndex(device_index)->guid; -} - -SDL_JoystickGUID SDL_SYS_JoystickGetGUID(SDL_Joystick * joystick) -{ - SDL_JoystickGUID guid; - - if (joystick->hwdata != NULL) { - return ((SDL_joylist_item*)joystick->hwdata)->guid; - } - - SDL_zero(guid); - return guid; -} - -#endif /* SDL_JOYSTICK_ANDROID */ - -/* vi: set ts=4 sw=4 expandtab: */ |