Rejigger Filament Runout class (#12428)
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@ -30,23 +30,29 @@
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#include "runout.h"
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FilamentRunoutSensor runout;
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FilamentMonitor runout;
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bool FilamentSensorBase::enabled = true,
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FilamentSensorBase::filament_ran_out; // = false
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bool FilamentMonitorBase::enabled = true,
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FilamentMonitorBase::filament_ran_out; // = false
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void FilamentSensorTypeBase::filament_present(const uint8_t extruder) {
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runout.filament_present(extruder);
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/**
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* Called by FilamentSensorSwitch::run when filament is detected.
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* Called by FilamentSensorEncoder::block_completed when motion is detected.
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*/
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void FilamentSensorBase::filament_present(const uint8_t extruder) {
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runout.filament_present(extruder); // calls response.filament_present(extruder)
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}
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uint8_t FilamentSensorTypeEncoder::motion_detected,
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FilamentSensorTypeEncoder::old_state; // = 0
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#if ENABLED(FILAMENT_MOTION_SENSOR)
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uint8_t FilamentSensorEncoder::motion_detected,
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FilamentSensorEncoder::old_state; // = 0
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#endif
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#if FILAMENT_RUNOUT_DISTANCE_MM > 0
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float RunoutResponseDelayed::runout_distance_mm = FILAMENT_RUNOUT_DISTANCE_MM;
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int32_t RunoutResponseDelayed::steps_since_detection[EXTRUDERS];
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volatile float RunoutResponseDelayed::runout_mm_countdown[EXTRUDERS];
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#else
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uint8_t RunoutResponseDebounced::runout_count; // = 0
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int8_t RunoutResponseDebounced::runout_count; // = 0
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#endif
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#endif // FILAMENT_RUNOUT_SENSOR
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@ -38,7 +38,7 @@
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//#define FILAMENT_RUNOUT_SENSOR_DEBUG
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class FilamentSensorBase {
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class FilamentMonitorBase {
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public:
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static bool enabled;
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@ -47,7 +47,7 @@ class FilamentSensorBase {
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};
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template<class RESPONSE_T, class SENSOR_T>
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class TFilamentSensor : public FilamentSensorBase {
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class TFilamentMonitor : public FilamentMonitorBase {
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private:
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typedef RESPONSE_T response_t;
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typedef SENSOR_T sensor_t;
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@ -55,8 +55,9 @@ class TFilamentSensor : public FilamentSensorBase {
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static sensor_t sensor;
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public:
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static void setup() {
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static inline void setup() {
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sensor.setup();
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reset();
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}
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static inline void reset() {
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@ -64,21 +65,34 @@ class TFilamentSensor : public FilamentSensorBase {
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response.reset();
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}
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// The sensor calls this method when filament is present
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// Call this method when filament is present,
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// so the response can reset its counter.
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static inline void filament_present(const uint8_t extruder) {
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response.filament_present(extruder);
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}
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static inline void block_complete(const block_t *b) {
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response.block_complete(b);
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sensor.block_complete(b);
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// Handle a block completion. RunoutResponseDelayed uses this to
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// add up the length of filament moved while the filament is out.
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static inline void block_completed(const block_t* const b) {
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if (enabled) {
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response.block_completed(b);
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sensor.block_completed(b);
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}
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}
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static void run() {
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// Give the response a chance to update its counter.
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static inline void run() {
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if (enabled && !filament_ran_out && (IS_SD_PRINTING() || print_job_timer.isRunning())) {
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#if FILAMENT_RUNOUT_DISTANCE_MM > 0
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cli(); // Prevent RunoutResponseDelayed::block_completed from accumulating here
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#endif
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response.run();
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sensor.run();
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if (response.has_runout()) {
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const bool ran_out = response.has_run_out();
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#if FILAMENT_RUNOUT_DISTANCE_MM > 0
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sei();
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#endif
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if (ran_out) {
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filament_ran_out = true;
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#if ENABLED(EXTENSIBLE_UI)
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UI::onFilamentRunout();
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@ -92,7 +106,7 @@ class TFilamentSensor : public FilamentSensorBase {
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/*************************** FILAMENT PRESENCE SENSORS ***************************/
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class FilamentSensorTypeBase {
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class FilamentSensorBase {
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protected:
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static void filament_present(const uint8_t extruder);
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@ -153,13 +167,52 @@ class FilamentSensorTypeBase {
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}
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};
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/**
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* This sensor is a simple endstop
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* switch in the path of the filament. It detects
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* filament runout, but not stripouts or jams.
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*/
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#if ENABLED(FILAMENT_MOTION_SENSOR)
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class FilamentSensorTypeSwitch : public FilamentSensorTypeBase {
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/**
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* This sensor uses a magnetic encoder disc and a Hall effect
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* sensor (or a slotted disc and optical sensor). The state
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* will toggle between 0 and 1 on filament movement. It can detect
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* filament runout and stripouts or jams.
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*/
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class FilamentSensorEncoder : public FilamentSensorBase {
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private:
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static uint8_t motion_detected;
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static inline void poll_motion_sensor() {
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static uint8_t old_state;
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const uint8_t new_state = poll_runout_pins(),
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change = old_state ^ new_state;
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old_state = new_state;
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#ifdef FILAMENT_RUNOUT_SENSOR_DEBUG
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if (change) SERIAL_PROTOCOLLNPAIR("Motion detected: ", int(change));
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#endif
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motion_detected |= change;
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}
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public:
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static inline void block_completed(const block_t* const b) {
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// If the sensor wheel has moved since the last call to
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// this method reset the runout counter for the extruder.
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if (TEST(motion_detected, b->extruder))
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filament_present(b->extruder);
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// Clear motion triggers for next block
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motion_detected = 0;
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}
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static inline void run() { poll_motion_sensor(); }
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};
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#else
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/**
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* This is a simple endstop switch in the path of the filament.
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* It can detect filament runout, but not stripouts or jams.
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*/
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class FilamentSensorSwitch : public FilamentSensorBase {
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private:
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static bool poll_runout_pin(const uint8_t extruder) {
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const uint8_t runout_bits = poll_runout_pins();
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@ -180,128 +233,104 @@ class FilamentSensorTypeSwitch : public FilamentSensorTypeBase {
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}
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public:
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static inline void block_complete(const block_t *b) {}
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static inline void block_completed(const block_t* const b) {}
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static inline void run() {
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if (!poll_runout_pin(active_extruder))
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filament_present(active_extruder);
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}
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};
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// This filament sensor uses a magnetic encoder disc and a hall
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// effect sensor (or a slitted disc and an optical sensor). The state
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// will toggle between 0 and 1 with filament movement. It can detect
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// filament runout and stripouts or jams.
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class FilamentSensorTypeEncoder : public FilamentSensorTypeBase {
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private:
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static uint8_t motion_detected, old_state;
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static void poll_motion_sensor() {
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const uint8_t new_state = poll_runout_pins(),
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change = old_state ^ new_state;
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old_state = new_state;
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const bool out = poll_runout_pin(active_extruder);
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if (!out) filament_present(active_extruder);
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#ifdef FILAMENT_RUNOUT_SENSOR_DEBUG
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if (change) SERIAL_PROTOCOLLNPAIR("motion detected: ", change);
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static bool was_out = false;
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if (out != was_out) {
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was_out = out;
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SERIAL_PROTOCOL("Filament ");
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serialprintPGM(out ? PSTR("OUT\n") : PSTR("IN\n"));
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}
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#endif
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motion_detected |= change;
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}
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public:
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static void block_complete(const block_t *b) {
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// If the just-executed block caused the sensor wheel
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// to turn, reset the runout counter for that extruder.
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if (TEST(motion_detected, b->extruder))
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filament_present(b->extruder);
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// Clear motion triggers for next block
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motion_detected = 0;
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}
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static inline void run() { poll_motion_sensor(); }
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};
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#endif // !FILAMENT_MOTION_SENSOR
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/********************************* RESPONSE TYPE *********************************/
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#if FILAMENT_RUNOUT_DISTANCE_MM > 0
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// The RunoutResponseDelayed will trigger an runout event only after
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// RUNOUT_DISTANCE_MM of filament have been fed after a runout condition.
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// RunoutResponseDelayed triggers a runout event only if the length
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// of filament specified by FILAMENT_RUNOUT_DISTANCE_MM has been fed
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// during a runout condition.
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class RunoutResponseDelayed {
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private:
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static int32_t steps_since_detection[EXTRUDERS];
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static float get_mm_since_runout(const uint8_t extruder) {
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return (steps_since_detection[extruder] / planner.settings.axis_steps_per_mm[E_AXIS_N(extruder)]);
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}
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static volatile float runout_mm_countdown[EXTRUDERS];
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public:
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static float runout_distance_mm;
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static inline bool has_runout() {
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return get_mm_since_runout(active_extruder) > runout_distance_mm;
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}
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static inline void filament_present(const uint8_t extruder) {
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steps_since_detection[extruder] = 0;
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static void reset() {
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LOOP_L_N(i, EXTRUDERS) filament_present(i);
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}
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static inline void run() {
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#ifdef FILAMENT_RUNOUT_SENSOR_DEBUG
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static uint16_t r = 0;
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if ((r++ % 24000) == 0) {
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SERIAL_PROTOCOLPGM("mm since filament detection: ");
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LOOP_L_N(i, NUM_RUNOUT_SENSORS) {
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if (i > 0) SERIAL_PROTOCOLPGM(", ");
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SERIAL_PROTOCOL(get_mm_since_runout(i));
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static millis_t t = 0;
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const millis_t ms = millis();
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if (ELAPSED(ms, t)) {
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t = millis() + 1000UL;
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LOOP_L_N(i, EXTRUDERS) {
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serialprintPGM(i ? PSTR(", ") : PSTR("Remaining mm: "));
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SERIAL_PROTOCOL(runout_mm_countdown[i]);
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}
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SERIAL_EOL();
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}
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#endif
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}
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static void reset() {
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LOOP_L_N(i, NUM_RUNOUT_SENSORS) steps_since_detection[i] = 0;
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static inline bool has_run_out() {
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return runout_mm_countdown[active_extruder] < 0;
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}
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static inline void block_complete(const block_t *b) {
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steps_since_detection[b->extruder] += TEST(b->direction_bits, E_AXIS) ? -b->steps[E_AXIS] : b->steps[E_AXIS];
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static inline void filament_present(const uint8_t extruder) {
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runout_mm_countdown[extruder] = runout_distance_mm;
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}
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static inline void block_completed(const block_t* const b) {
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const uint8_t e = b->extruder;
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const int32_t steps = b->steps[E_AXIS];
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runout_mm_countdown[e] -= (TEST(b->direction_bits, E_AXIS) ? -steps : steps) * planner.steps_to_mm[E_AXIS_N(e)];
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}
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};
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#else // !FILAMENT_RUNOUT_DISTANCE_MM
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// The RunoutResponseDebounced will trigger an runout event after
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// a runout condition is detected FIL_RUNOUT_THRESHOLD times in a row.
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// RunoutResponseDebounced triggers a runout event after a runout
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// condition has been detected runout_threshold times in a row.
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class RunoutResponseDebounced {
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private:
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static constexpr uint8_t FIL_RUNOUT_THRESHOLD = 5;
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static uint8_t runout_count;
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static constexpr int8_t runout_threshold = 5;
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static int8_t runout_count;
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public:
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static inline bool has_runout() { return runout_count > FIL_RUNOUT_THRESHOLD; }
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static inline void block_complete(const block_t *b) {}
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static inline void filament_present(const uint8_t extruder) { runout_count = 0; UNUSED(extruder); }
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static inline void run() { runout_count++; }
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static inline void reset() { runout_count = 0; }
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static inline void reset() { runout_count = runout_threshold; }
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static inline void run() { runout_count--; }
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static inline bool has_run_out() { return runout_count < 0; }
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static inline void block_completed(const block_t* const b) {}
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static inline void filament_present(const uint8_t extruder) { runout_count = runout_threshold; UNUSED(extruder); }
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};
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#endif // !FILAMENT_RUNOUT_DISTANCE_MM
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/********************************* TEMPLATE SPECIALIZATION *********************************/
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typedef TFilamentSensor<
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typedef TFilamentMonitor<
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#if FILAMENT_RUNOUT_DISTANCE_MM > 0
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#if ENABLED(FILAMENT_MOTION_SENSOR)
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RunoutResponseDelayed, FilamentSensorTypeEncoder
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RunoutResponseDelayed, FilamentSensorEncoder
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#else
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RunoutResponseDelayed, FilamentSensorTypeSwitch
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RunoutResponseDelayed, FilamentSensorSwitch
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#endif
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#else
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RunoutResponseDebounced, FilamentSensorTypeSwitch
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RunoutResponseDebounced, FilamentSensorSwitch
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#endif
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> FilamentRunoutSensor;
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> FilamentMonitor;
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extern FilamentRunoutSensor runout;
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extern FilamentMonitor runout;
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@ -1492,7 +1492,7 @@ uint32_t Stepper::stepper_block_phase_isr() {
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// If current block is finished, reset pointer
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if (step_events_completed >= step_event_count) {
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#if FILAMENT_RUNOUT_DISTANCE_MM > 0
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runout.block_complete(current_block);
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runout.block_completed(current_block);
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#endif
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axis_did_move = 0;
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current_block = NULL;
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