64 lines
2.1 KiB
C
64 lines
2.1 KiB
C
/*
|
|
* This file is part of the MicroPython project, http://micropython.org/
|
|
*
|
|
* The MIT License (MIT)
|
|
*
|
|
* Copyright (c) 2016 Radomir Dopieralski for Adafruit Industries
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
|
|
#include <stdbool.h>
|
|
|
|
#include "py/mpstate.h"
|
|
#include "shared-bindings/gamepad/__init__.h"
|
|
#include "shared-bindings/gamepad/GamePad.h"
|
|
|
|
#include "shared-bindings/digitalio/DigitalInOut.h"
|
|
|
|
|
|
void gamepad_tick(void) {
|
|
uint8_t current = 0;
|
|
uint8_t bit = 1;
|
|
|
|
void* singleton = MP_STATE_VM(gamepad_singleton);
|
|
if (singleton == NULL || !MP_OBJ_IS_TYPE(MP_OBJ_FROM_PTR(singleton), &gamepad_type)) {
|
|
return;
|
|
}
|
|
|
|
gamepad_obj_t *self = MP_OBJ_TO_PTR(singleton);
|
|
for (int i = 0; i < 8; ++i) {
|
|
digitalio_digitalinout_obj_t* pin = self->pins[i];
|
|
if (!pin) {
|
|
break;
|
|
}
|
|
if (common_hal_digitalio_digitalinout_get_value(pin)) {
|
|
current |= bit;
|
|
}
|
|
bit <<= 1;
|
|
}
|
|
current ^= self->pulls;
|
|
self->pressed |= self->last & current;
|
|
self->last = current;
|
|
}
|
|
|
|
void gamepad_reset(void) {
|
|
MP_STATE_VM(gamepad_singleton) = NULL;
|
|
}
|