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Refactoring: moved most of the low-level G-code to the Slic3r::GCode::Base class. Cleanup of the retraction and wipe logic.

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This commit is contained in:
Alessandro Ranellucci 2014-10-21 20:16:45 +02:00
parent 33edda0a69
commit 167df0ab87
11 changed files with 403 additions and 177 deletions
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42
xs/src/libslic3r/Extruder.cpp
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@ -21,13 +21,49 @@ Extruder::reset()
double
Extruder::extrude(double dE)
{
if (this->config->use_relative_e_distances) {
// in case of relative E distances we always reset to 0 before any output
if (this->config->use_relative_e_distances)
this->E = 0;
}
this->E += dE;
this->absolute_E += dE;
return this->E;
return dE;
}
/* This method makes sure the extruder is retracted by the specified amount
of filament and returns the amount of filament retracted.
If the extruder is already retracted by the same or a greater amount,
this method is a no-op.
The restart_extra argument sets the extra length to be used for
unretraction. If we're actually performing a retraction, any restart_extra
value supplied will overwrite the previous one if any. */
double
Extruder::retract(double length, double restart_extra)
{
// in case of relative E distances we always reset to 0 before any output
if (this->config->use_relative_e_distances)
this->E = 0;
double to_retract = length - this->retracted;
if (to_retract > 0) {
this->E -= to_retract;
this->absolute_E -= to_retract;
this->retracted += to_retract;
this->restart_extra = restart_extra;
return to_retract;
} else {
return 0;
}
}
double
Extruder::unretract()
{
double dE = this->retracted + this->restart_extra;
this->extrude(dE);
this->retracted = 0;
this->restart_extra = 0;
return dE;
}
Pointf