110 lines
4.2 KiB
C
110 lines
4.2 KiB
C
/*
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* This program source code file is part of the KTag project, a DIY laser tag
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* game with customizable features and wide interoperability.
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*
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* 🛡️ <https://ktag.clubk.club> 🃞
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*
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* Copyright © 2024-2025 Joseph P. Kearney and the KTag developers.
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*
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* This program is free software: you can redistribute it and/or modify it under
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* the terms of the GNU Affero General Public License as published by the Free
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* Software Foundation, either version 3 of the License, or (at your option) any
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* later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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* details.
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*
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* There should be a copy of the GNU Affero General Public License in the LICENSE
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* file in the root of this repository. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <SystemK.h>
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#include <driver/gpio.h>
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#include <iot_button.h>
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#include <freertos/FreeRTOS.h>
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#include <freertos/portmacro.h>
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static const char *TAG = "Switches";
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// GPIO assignments
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#define TRIGGER_GPIO GPIO_NUM_1
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#define ACCESSORY_GPIO GPIO_NUM_4
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static button_handle_t Trigger_Button;
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static button_config_t Trigger_Button_Config = {
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.type = BUTTON_TYPE_GPIO,
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.long_press_time = CONFIG_BUTTON_LONG_PRESS_TIME_MS,
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.short_press_time = CONFIG_BUTTON_SHORT_PRESS_TIME_MS,
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.gpio_button_config = {
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.gpio_num = TRIGGER_GPIO,
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.active_level = 0,
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},
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};
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static button_handle_t Accessory_Button;
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static button_config_t Accessory_Button_Config = {
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.type = BUTTON_TYPE_GPIO,
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.long_press_time = CONFIG_BUTTON_LONG_PRESS_TIME_MS,
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.short_press_time = CONFIG_BUTTON_SHORT_PRESS_TIME_MS,
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.gpio_button_config = {
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.gpio_num = ACCESSORY_GPIO,
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.active_level = 0,
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},
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};
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static TickType_t TicksAtTriggerPress = 0;
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static TickType_t TicksAtAccessoryPress = 0;
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static TickType_t TicksAtAccessoryRelease = 0;
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static void trigger_press_cb(void *arg, void *usr_data)
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{
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portBASE_TYPE xHigherPriorityTaskWoken = pdFALSE;
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TicksAtTriggerPress = xTaskGetTickCountFromISR();
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KEvent_T switch_event = {.ID = KEVENT_TRIGGER_SWITCH_PRESSED, .Data = NULL};
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Post_KEvent_From_ISR(&switch_event, &xHigherPriorityTaskWoken);
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}
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static void trigger_release_cb(void *arg, void *usr_data)
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{
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portBASE_TYPE xHigherPriorityTaskWoken = pdFALSE;
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uint32_t triggerPressDurationInms = pdTICKS_TO_MS(xTaskGetTickCountFromISR() - TicksAtTriggerPress);
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KEvent_T switch_event = {.ID = KEVENT_TRIGGER_SWITCH_RELEASED, .Data = (void *) triggerPressDurationInms};
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Post_KEvent_From_ISR(&switch_event, &xHigherPriorityTaskWoken);
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}
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static void accessory_press_cb(void *arg, void *usr_data)
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{
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portBASE_TYPE xHigherPriorityTaskWoken = pdFALSE;
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TicksAtAccessoryPress = xTaskGetTickCountFromISR();
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uint32_t accessoryTimeReleasedInms = pdTICKS_TO_MS(xTaskGetTickCountFromISR() - TicksAtAccessoryRelease);
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KEvent_T switch_event = {.ID = KEVENT_ACCESSORY_SWITCH_PRESSED, .Data = (void *) accessoryTimeReleasedInms};
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Post_KEvent_From_ISR(&switch_event, &xHigherPriorityTaskWoken);
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}
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static void accessory_release_cb(void *arg, void *usr_data)
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{
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portBASE_TYPE xHigherPriorityTaskWoken = pdFALSE;
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TicksAtAccessoryRelease = xTaskGetTickCountFromISR();
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uint32_t accessoryPressDurationInms = pdTICKS_TO_MS(xTaskGetTickCountFromISR() - TicksAtAccessoryPress);
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KEvent_T switch_event = {.ID = KEVENT_ACCESSORY_SWITCH_RELEASED, .Data = (void *) accessoryPressDurationInms};
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Post_KEvent_From_ISR(&switch_event, &xHigherPriorityTaskWoken);
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}
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void Initialize_Switches(void)
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{
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KLOG_INFO(TAG, "Initializing Switches...");
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Trigger_Button = iot_button_create(&Trigger_Button_Config);
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assert(Trigger_Button);
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Accessory_Button = iot_button_create(&Accessory_Button_Config);
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assert(Accessory_Button);
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iot_button_register_cb(Trigger_Button, BUTTON_PRESS_DOWN, trigger_press_cb, NULL);
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iot_button_register_cb(Trigger_Button, BUTTON_PRESS_UP, trigger_release_cb, NULL);
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iot_button_register_cb(Accessory_Button, BUTTON_PRESS_DOWN, accessory_press_cb, NULL);
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iot_button_register_cb(Accessory_Button, BUTTON_PRESS_UP, accessory_release_cb, NULL);
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}
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