Convert Extruder object (mostly) to C++ with lots of fields.

xs/src/Extruder.cpp

@@ -0,0 +1,63 @@
+#include "Extruder.hpp"
+
+namespace Slic3r {
+
+Extruder::Extruder(int id, bool use_relative_e_distances,
+    const Point *extruder_offset,
+    double nozzle_diameter,
+    double filament_diameter,
+    double extrusion_multiplier,
+    int temperature,
+    int first_layer_temperature,
+    double retract_length,
+    double retract_lift,
+    int retract_speed,
+    double retract_restart_extra,
+    double retract_before_travel,
+    bool retract_layer_change,
+    double retract_length_toolchange,
+    double retract_restart_extra_toolchange,
+    double wipe)
+:   id(id),
+    use_relative_e_distances(use_relative_e_distances),
+    extruder_offset(*extruder_offset),
+    nozzle_diameter(nozzle_diameter),
+    filament_diameter(filament_diameter),
+    extrusion_multiplier(extrusion_multiplier),
+    temperature(temperature),
+    first_layer_temperature(first_layer_temperature),
+    retract_length(retract_length),
+    retract_lift(retract_lift),
+    retract_speed(retract_speed),
+    retract_restart_extra(retract_restart_extra),
+    retract_before_travel(retract_before_travel),
+    retract_layer_change(retract_layer_change),
+    retract_length_toolchange(retract_length_toolchange),
+    retract_restart_extra_toolchange(retract_restart_extra_toolchange),
+    wipe(wipe)
+{
+    reset();
+}
+
+void
+Extruder::reset()
+{
+    this->E = 0;
+    this->absolute_E = 0;
+    this->retracted = 0;
+    this->restart_extra = 0;
+}
+
+double
+Extruder::extrude(double dE)
+{
+    if (use_relative_e_distances) {
+        this->E = 0;
+    }
+
+    this->E += dE;
+    this->absolute_E += dE;
+    return this->E;
+}
+
+}

xs/src/Extruder.hpp

@@ -0,0 +1,59 @@
+#ifndef slic3r_Extruder_hpp_
+#define slic3r_Extruder_hpp_
+
+#include <myinit.h>
+#include "Point.hpp"
+
+namespace Slic3r {
+
+class Extruder
+{
+    public:
+    Extruder(int id, bool use_relative_e_distances,
+        const Point *extruder_offset,
+        double nozzle_diameter,
+        double filament_diameter,
+        double extrusion_multiplier,
+        int temperature,
+        int first_layer_temperature,
+        double retract_length,
+        double retract_lift,
+        int retract_speed,
+        double retract_restart_extra,
+        double retract_before_travel,
+        bool retract_layer_change,
+        double retract_length_toolchange,
+        double retract_restart_extra_toolchange,
+        double wipe);
+    virtual ~Extruder() {}
+    void reset();
+    double extrude(double dE);
+
+    int id;
+    bool use_relative_e_distances;
+    double E;
+    double absolute_E;
+    double retracted;
+    double restart_extra;
+
+    // options:
+    Point extruder_offset;
+    double nozzle_diameter;
+    double filament_diameter;
+    double extrusion_multiplier;
+    int temperature;
+    int first_layer_temperature;
+    double retract_length;
+    double retract_lift;
+    int retract_speed;
+    double retract_restart_extra;
+    double retract_before_travel;
+    bool retract_layer_change;
+    double retract_length_toolchange;
+    double retract_restart_extra_toolchange;
+    double wipe;
+};
+
+}
+
+#endif