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T-Lora Pager: Interrupt based rotary encoder

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This commit is contained in:
WillyJL
2025-09-12 05:53:35 +02:00
parent 09de0e3edb
commit 3d86c99c25
3 changed files with 55 additions and 21 deletions
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65
src/input/RotaryEncoderImpl.cpp
View File

@@ -6,6 +6,8 @@
#define ORIGIN_NAME "RotaryEncoder"
#define ROTARY_INTERRUPT_FLAG _BV(0)
RotaryEncoderImpl *rotaryEncoderImpl;
RotaryEncoderImpl::RotaryEncoderImpl() : concurrency::OSThread(ORIGIN_NAME), originName(ORIGIN_NAME)
@@ -30,6 +32,17 @@ bool RotaryEncoderImpl::init()
moduleConfig.canned_message.inputbroker_pin_press);
rotary->resetButton();
inputQueue = xQueueCreate(5, sizeof(input_broker_event));
interruptFlag = xEventGroupCreate();
interruptInstance = this;
auto interruptHandler = []() {
xEventGroupSetBits(interruptInstance->interruptFlag, ROTARY_INTERRUPT_FLAG);
};
attachInterrupt(moduleConfig.canned_message.inputbroker_pin_a, interruptHandler, CHANGE);
attachInterrupt(moduleConfig.canned_message.inputbroker_pin_b, interruptHandler, CHANGE);
attachInterrupt(moduleConfig.canned_message.inputbroker_pin_press, interruptHandler, CHANGE);
xTaskCreate(inputWorker, "rotary", 2 * 1024, this, 10, &inputWorkerTask);
inputBroker->registerSource(this);
LOG_INFO("RotaryEncoder initialized pins(%d, %d, %d), events(%d, %d, %d)", moduleConfig.canned_message.inputbroker_pin_a,
@@ -38,35 +51,49 @@ bool RotaryEncoderImpl::init()
return true;
}
int32_t RotaryEncoderImpl::runOnce()
void RotaryEncoderImpl::dispatchInputs()
{
InputEvent e{originName, INPUT_BROKER_NONE, 0, 0, 0};
static uint32_t lastPressed = millis();
if (rotary->readButton() == RotaryEncoder::ButtonState::BUTTON_PRESSED) {
if (lastPressed + 200 < millis()) {
LOG_DEBUG("Rotary event Press");
// LOG_DEBUG("Rotary event Press");
lastPressed = millis();
e.inputEvent = this->eventPressed;
}
} else {
switch (rotary->process()) {
case RotaryEncoder::DIRECTION_CW:
LOG_DEBUG("Rotary event CW");
e.inputEvent = this->eventCw;
break;
case RotaryEncoder::DIRECTION_CCW:
LOG_DEBUG("Rotary event CCW");
e.inputEvent = this->eventCcw;
break;
default:
break;
xQueueSend(inputQueue, &this->eventPressed, portMAX_DELAY);
}
}
if (e.inputEvent != INPUT_BROKER_NONE) {
switch (rotary->process()) {
case RotaryEncoder::DIRECTION_CW:
// LOG_DEBUG("Rotary event CW");
xQueueSend(inputQueue, &this->eventCw, portMAX_DELAY);
break;
case RotaryEncoder::DIRECTION_CCW:
// LOG_DEBUG("Rotary event CCW");
xQueueSend(inputQueue, &this->eventCcw, portMAX_DELAY);
break;
default:
break;
}
}
void RotaryEncoderImpl::inputWorker(void *p)
{
RotaryEncoderImpl* instance = (RotaryEncoderImpl*)p;
while (true) {
xEventGroupWaitBits(instance->interruptFlag, ROTARY_INTERRUPT_FLAG, pdTRUE, pdTRUE, portMAX_DELAY);
instance->dispatchInputs();
}
vTaskDelete(NULL);
}
RotaryEncoderImpl* RotaryEncoderImpl::interruptInstance;
int32_t RotaryEncoderImpl::runOnce()
{
InputEvent e{originName, INPUT_BROKER_NONE, 0, 0, 0};
while(xQueueReceive(inputQueue, &e.inputEvent, 0) == pdPASS) {
this->notifyObservers(&e);
}
return 10;
}

7
src/input/RotaryEncoderImpl.h
View File

@@ -17,6 +17,13 @@ class RotaryEncoderImpl : public Observable<const InputEvent *>, public concurre
protected:
virtual int32_t runOnce() override;
QueueHandle_t inputQueue;
void dispatchInputs(void);
TaskHandle_t inputWorkerTask;
static void inputWorker(void *p);
EventGroupHandle_t interruptFlag;
static RotaryEncoderImpl* interruptInstance;
input_broker_event eventCw = INPUT_BROKER_NONE;
input_broker_event eventCcw = INPUT_BROKER_NONE;
input_broker_event eventPressed = INPUT_BROKER_NONE;