mirror of
https://github.com/ByteWelder/Tactility.git
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42e843b463
* Remove version from artifact name * Target C++ 20 and higher * Use cpp string * Better crash implementation * String utils in cpp style * Replace parameter methods with start() method * MutexType to Mutex::Type * Kernel c to cpp style * Cleanup event flag * More cpp conversions * Test fixes * Updated ideas docs
51 lines
1.2 KiB
C++
51 lines
1.2 KiB
C++
#include "Dispatcher.h"
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#include "Check.h"
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namespace tt {
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#define TAG "Dispatcher"
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#define BACKPRESSURE_WARNING_COUNT 100
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Dispatcher::Dispatcher() :
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mutex(Mutex::TypeNormal)
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{}
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Dispatcher::~Dispatcher() {
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// Wait for Mutex usage
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mutex.acquire(TtWaitForever);
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mutex.release();
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}
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void Dispatcher::dispatch(Callback callback, std::shared_ptr<void> context) {
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auto message = std::make_shared<DispatcherMessage>(callback, std::move(context));
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// Mutate
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mutex.acquire(TtWaitForever);
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queue.push(std::move(message));
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if (queue.size() == BACKPRESSURE_WARNING_COUNT) {
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TT_LOG_W(TAG, "Backpressure: You're not consuming fast enough (100 queued)");
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}
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mutex.release();
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// Signal
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eventFlag.set(1);
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}
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uint32_t Dispatcher::consume(uint32_t timeout_ticks) {
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// Wait for signal and clear
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eventFlag.wait(1, TtFlagWaitAny, timeout_ticks);
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eventFlag.clear(1);
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// Mutate
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if (mutex.acquire(1 / portTICK_PERIOD_MS) == TtStatusOk) {
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auto item = queue.front();
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queue.pop();
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// Don't keep lock as callback might be slow
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tt_check(mutex.release() == TtStatusOk);
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item->callback(item->context);
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}
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return true;
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}
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} // namespace
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