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Background processing in C++, WIP.

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This commit is contained in:
bubnikv 2018-03-28 17:05:31 +02:00
parent 8639df1cfd
commit 33e1108f65
17 changed files with 279 additions and 140 deletions
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30
xs/src/slic3r/GUI/BackgroundSlicingProcess.cpp
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@ -24,7 +24,7 @@ void BackgroundSlicingProcess::thread_proc()
lck.unlock();
m_condition.notify_one();
for (;;) {
assert(m_state == STATE_IDLE);
assert(m_state == STATE_IDLE || m_state == STATE_CANCELED || m_state == STATE_FINISHED);
// Wait until a new task is ready to be executed, or this thread should be finished.
lck.lock();
m_condition.wait(lck, [this](){ return m_state == STATE_STARTED || m_state == STATE_EXIT; });
@ -38,10 +38,13 @@ void BackgroundSlicingProcess::thread_proc()
try {
assert(m_print != nullptr);
m_print->process();
if (m_print->canceled())
return;
wxQueueEvent(GUI::g_wxPlater, new wxCommandEvent(m_event_sliced_id));
m_print->export_gcode(m_output_path, m_gcode_preview_data);
if (! m_print->canceled()) {
wxQueueEvent(GUI::g_wxPlater, new wxCommandEvent(m_event_sliced_id));
m_print->export_gcode(m_output_path, m_gcode_preview_data);
}
} catch (CanceledException &ex) {
// Canceled, this is all right.
assert(m_print->canceled());
} catch (std::exception &ex) {
error = ex.what();
} catch (...) {
@ -53,6 +56,7 @@ void BackgroundSlicingProcess::thread_proc()
evt.SetString(error);
evt.SetInt(m_print->canceled() ? -1 : (error.empty() ? 1 : 0));
wxQueueEvent(GUI::g_wxPlater, evt.Clone());
m_print->restart();
lck.unlock();
// Let the UI thread wake up if it is waiting for the background task to finish.
m_condition.notify_one();
@ -112,21 +116,23 @@ bool BackgroundSlicingProcess::stop()
if (m_state == STATE_STARTED || m_state == STATE_RUNNING) {
m_print->cancel();
// Wait until the background processing stops by being canceled.
lck.unlock();
m_condition.wait(lck, [this](){ return m_state == STATE_CANCELED; });
// In the "Canceled" state. Reset the state to "Idle".
m_state = STATE_IDLE;
} else if (m_state == STATE_FINISHED || m_state == STATE_CANCELED) {
// In the "Finished" or "Canceled" state. Reset the state to "Idle".
m_state = STATE_IDLE;
}
return true;
}
// Apply config over the print. Returns false, if the new config values caused any of the already
// processed steps to be invalidated, therefore the task will need to be restarted.
bool BackgroundSlicingProcess::apply_config(DynamicPrintConfig *config)
bool BackgroundSlicingProcess::apply_config(const DynamicPrintConfig &config)
{
/*
// apply new config
my $invalidated = $self->{print}->apply_config(wxTheApp->{preset_bundle}->full_config);
*/
return true;
this->stop();
bool invalidated = this->m_print->apply_config(config);
return invalidated;
}
}; // namespace Slic3r