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Fix of soluble interface / non-soluble support:

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The non-soluble support with "don't care" extruder will preferably
be printed with a non-soluble extruder, if possible without a tool change.
This commit is contained in:
bubnikv 2017-07-07 13:22:00 +02:00
parent abcd746774
commit 434f538919
3 changed files with 34 additions and 27 deletions
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51
xs/src/libslic3r/GCode.cpp
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@ -883,28 +883,45 @@ void GCode::process_layer(
if (layer_to_print.support_layer != nullptr) {
const SupportLayer &support_layer = *layer_to_print.support_layer;
const PrintObject &object = *support_layer.object();
if (support_layer.support_fills.entities.size() > 0) {
if (! support_layer.support_fills.entities.empty()) {
ExtrusionRole role = support_layer.support_fills.role();
bool has_support = role == erMixed || role == erSupportMaterial;
bool has_interface = role == erMixed || role == erSupportMaterialInterface;
// Extruder ID of the support base. -1 if "don't care".
unsigned int support_extruder = object.config.support_material_extruder.value - 1;
// Shall the support be printed with the active extruder, preferably with non-soluble, to avoid tool changes?
bool support_dontcare = support_extruder == (unsigned int)-1;
// Extruder ID of the support interface. -1 if "don't care".
unsigned int interface_extruder = object.config.support_material_interface_extruder.value - 1;
// Shall the support interface be printed with the active extruder, preferably with non-soluble, to avoid tool changes?
bool interface_dontcare = interface_extruder == (unsigned int)-1;
if (support_dontcare || interface_dontcare) {
// Some support will be printed with "don't care" material, preferably non-soluble.
// Is the current extruder assigned a soluble filament?
unsigned int dontcare_extruder = first_extruder_id;
if (print.config.filament_soluble.get_at(dontcare_extruder)) {
// The last extruder printed on the previous layer extrudes soluble filament.
// Try to find a non-soluble extruder on the same layer.
for (unsigned int extruder_id : layer_tools.extruders)
if (! print.config.filament_soluble.get_at(extruder_id)) {
dontcare_extruder = extruder_id;
break;
}
}
if (support_dontcare)
support_extruder = dontcare_extruder;
if (interface_dontcare)
interface_extruder = dontcare_extruder;
}
// Both the support and the support interface are printed with the same extruder, therefore
// the interface may be interleaved with the support base.
// Don't change extruder if the extruder is set to 0. Use the current extruder instead.
bool single_extruder =
(object.config.support_material_extruder.value == object.config.support_material_interface_extruder.value ||
(object.config.support_material_extruder.value == int(first_extruder_id) && object.config.support_material_interface_extruder.value == 0) ||
(object.config.support_material_interface_extruder.value == int(first_extruder_id) && object.config.support_material_extruder.value == 0));
bool single_extruder = ! has_support || support_extruder == interface_extruder;
// Assign an extruder to the base.
ObjectByExtruder &obj = object_by_extruder(
by_extruder,
(object.config.support_material_extruder == 0) ? first_extruder_id : (object.config.support_material_extruder - 1),
&layer_to_print - layers.data(),
layers.size());
ObjectByExtruder &obj = object_by_extruder(by_extruder, support_extruder, &layer_to_print - layers.data(), layers.size());
obj.support = &support_layer.support_fills;
obj.support_extrusion_role = single_extruder ? erMixed : erSupportMaterial;
if (! single_extruder) {
ObjectByExtruder &obj_interface = object_by_extruder(
by_extruder,
(object.config.support_material_interface_extruder == 0) ? first_extruder_id : (object.config.support_material_interface_extruder - 1),
&layer_to_print - layers.data(),
layers.size());
if (! single_extruder && has_interface) {
ObjectByExtruder &obj_interface = object_by_extruder(by_extruder, interface_extruder, &layer_to_print - layers.data(), layers.size());
obj_interface.support = &support_layer.support_fills;
obj_interface.support_extrusion_role = erSupportMaterialInterface;
}