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#include "Exception.hpp"
#include "Print.hpp"
namespace Slic3r {
// 1-based extruder identifier for this region and role.
uint16_t PrintRegion::extruder(FlowRole role) const
{
size_t extruder = 0;
if (role == frPerimeter || role == frExternalPerimeter)
extruder = m_config.perimeter_extruder;
else if (role == frInfill)
extruder = m_config.infill_extruder;
else if (role == frSolidInfill || role == frTopSolidInfill)
extruder = m_config.solid_infill_extruder;
else
throw Slic3r::InvalidArgument("Unknown role");
return extruder;
}
Flow PrintRegion::flow(FlowRole role, double layer_height, bool bridge, bool first_layer, double width, const PrintObject &object) const
{
ConfigOptionFloatOrPercent config_width;
if (width != -1) {
// use the supplied custom width, if any
config_width.value = width;
config_width.percent = false;
} else {
// otherwise, get extrusion width from configuration
// (might be an absolute value, or a percent value, or zero for auto)
if (first_layer && object.config().first_layer_extrusion_width.value > 0) {
config_width = object.config().first_layer_extrusion_width;
} else if (role == frExternalPerimeter) {
config_width = m_config.external_perimeter_extrusion_width;
} else if (role == frPerimeter) {
config_width = m_config.perimeter_extrusion_width;
} else if (role == frInfill) {
config_width = m_config.infill_extrusion_width;
} else if (role == frSolidInfill) {
config_width = m_config.solid_infill_extrusion_width;
} else if (role == frTopSolidInfill) {
config_width = m_config.top_infill_extrusion_width;
} else {
throw Slic3r::InvalidArgument("Unknown role");
}
}
if (config_width.value == 0)
config_width = object.config().extrusion_width;
// Get the configured nozzle_diameter for the extruder associated to the flow role requested.
// Here this->extruder(role) - 1 may underflow to MAX_INT, but then the get_at() will follback to zero'th element, so everything is all right.
double nozzle_diameter = m_print->config().nozzle_diameter.get_at(this->extruder(role) - 1);
return Flow::new_from_config_width(role, config_width, (float)nozzle_diameter, (float)layer_height, bridge ? (float)m_config.bridge_flow_ratio.get_abs_value(1) : 0.0f);
}
coordf_t PrintRegion::nozzle_dmr_avg(const PrintConfig &print_config) const
{
return (print_config.nozzle_diameter.get_at(m_config.perimeter_extruder.value - 1) +
print_config.nozzle_diameter.get_at(m_config.infill_extruder.value - 1) +
print_config.nozzle_diameter.get_at(m_config.solid_infill_extruder.value - 1)) / 3.;
}
coordf_t PrintRegion::bridging_height_avg(const PrintConfig &print_config) const
{
return this->nozzle_dmr_avg(print_config) * sqrt(m_config.bridge_flow_ratio.get_abs_value(1));
}
void PrintRegion::collect_object_printing_extruders(const PrintConfig &print_config, const PrintObjectConfig &object_config, const PrintRegionConfig ®ion_config, std::vector<uint16_t> &object_extruders)
{
// These checks reflect the same logic used in the GUI for enabling/disabling extruder selection fields.
auto num_extruders = (int)print_config.nozzle_diameter.size();
auto emplace_extruder = [num_extruders, &object_extruders](int extruder_id) {
int i = std::max(0, extruder_id - 1);
object_extruders.emplace_back((i >= num_extruders) ? 0 : i);
};
if (region_config.perimeters.value > 0 || object_config.brim_width.value > 0)
emplace_extruder(region_config.perimeter_extruder);
if (region_config.fill_density.value > 0)
emplace_extruder(region_config.infill_extruder);
if (region_config.top_solid_layers.value > 0 || region_config.bottom_solid_layers.value > 0)
emplace_extruder(region_config.solid_infill_extruder);
}
void PrintRegion::collect_object_printing_extruders(std::vector<uint16_t> &object_extruders) const
{
// PrintRegion, if used by some PrintObject, shall have all the extruders set to an existing printer extruder.
// If not, then there must be something wrong with the Print::apply() function.
#ifndef NDEBUG
auto num_extruders = (int)print()->config().nozzle_diameter.size();
assert(this->config().perimeter_extruder.value <= num_extruders);
assert(this->config().infill_extruder.value <= num_extruders);
assert(this->config().solid_infill_extruder.value <= num_extruders);
#endif
for(const PrintObject * obj : this->m_print->objects())
collect_object_printing_extruders(print()->config(), obj->config(), this->config(), object_extruders);
}
}
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