Prusa-Firmware-MMU/src/logic/eject_filament.cpp

126 lines
3.8 KiB
C++

/// @file eject_filament.cpp
#include "eject_filament.h"
#include "../modules/buttons.h"
#include "../modules/finda.h"
#include "../modules/globals.h"
#include "../modules/idler.h"
#include "../modules/leds.h"
#include "../modules/motion.h"
#include "../modules/permanent_storage.h"
#include "../modules/pulley.h"
#include "../modules/selector.h"
#include "../modules/user_input.h"
#include "../debug.h"
namespace logic {
EjectFilament ejectFilament;
bool EjectFilament::Reset(uint8_t param) {
if (!CheckToolIndex(param)) {
return false;
}
error = ErrorCode::RUNNING;
slot = param;
if (mg::globals.FilamentLoaded() >= mg::FilamentLoadState::AtPulley) {
state = ProgressCode::UnloadingFilament;
unl.Reset(param); //@@TODO probably act on active extruder only
} else {
MoveSelectorAside();
}
return true;
}
void EjectFilament::MoveSelectorAside() {
state = ProgressCode::ParkingSelector;
const uint8_t selectorParkedPos = (slot <= 2) ? 4 : 0;
if (ms::selector.MoveToSlot(selectorParkedPos) == ms::Selector::OperationResult::Refused) {
GoToErrDisengagingIdler(ErrorCode::FINDA_FLICKERS);
}
}
bool EjectFilament::StepInner() {
switch (state) {
case ProgressCode::UnloadingFilament:
if (unl.StepInner()) {
// unloading sequence finished - basically, no errors can occur here
// as UnloadFilament should handle all the possible error states on its own
// There is no way the UnloadFilament to finish in an error state
MoveSelectorAside();
}
break;
case ProgressCode::ParkingSelector:
if (mm::motion.QueueEmpty()) { // selector parked aside
state = ProgressCode::EngagingIdler;
mi::idler.Engage(slot);
}
break;
case ProgressCode::EngagingIdler:
if (mi::idler.Engaged()) {
state = ProgressCode::EjectingFilament;
mpu::pulley.InitAxis();
mpu::pulley.PlanMove(config::ejectFromCuttingEdge, config::pulleySlowFeedrate);
}
break;
case ProgressCode::EjectingFilament:
if (mm::motion.QueueEmpty()) { // filament ejected
GoToErrDisengagingIdler(ErrorCode::FILAMENT_EJECTED);
}
break;
case ProgressCode::ERRDisengagingIdler:
ErrDisengagingIdler();
return false;
case ProgressCode::ERRWaitingForUser: {
// waiting for user buttons and/or a command from the printer
mui::Event ev = mui::userInput.ConsumeEvent();
switch (ev) {
case mui::Event::Middle:
ResumeIdlerSelector();
switch (error) {
case ErrorCode::FILAMENT_EJECTED: // the user clicked "Done", we can finish the Eject operation
ml::leds.SetPairButOffOthers(mg::globals.ActiveSlot(), ml::off, ml::off);
FinishedOK();
break;
case ErrorCode::FINDA_FLICKERS:
MoveSelectorAside();
break;
default:
break;
}
default:
break;
}
break;
}
case ProgressCode::OK:
return true;
default: // we got into an unhandled state, better report it
state = ProgressCode::ERRInternal;
error = ErrorCode::INTERNAL;
return true;
}
return false;
}
ProgressCode EjectFilament::State() const {
switch (state) {
case ProgressCode::UnloadingFilament:
return unl.State(); // report sub-automaton states properly
default:
return state;
}
}
ErrorCode EjectFilament::Error() const {
switch (state) {
case ProgressCode::UnloadingFilament:
return unl.Error(); // report sub-automaton errors properly
default:
return error;
}
}
} // namespace logic