188 lines
7.6 KiB
C++
188 lines
7.6 KiB
C++
#include <catch2/catch.hpp>
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#include "libslic3r/libslic3r.h"
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#include "libslic3r/Print.hpp"
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#include "libslic3r/Layer.hpp"
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#include "test_data.hpp"
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using namespace Slic3r;
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using namespace Slic3r::Test;
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SCENARIO("PrintObject: Perimeter generation", "[PrintObject]") {
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GIVEN("20mm cube and default config") {
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WHEN("make_perimeters() is called") {
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Slic3r::Print print;
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Slic3r::Test::init_and_process_print({TestMesh::cube_20x20x20}, print, { { "fill_density", 0 } });
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const PrintObject &object = *print.objects().front();
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THEN("67 layers exist in the model") {
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REQUIRE(object.layers().size() == 66);
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}
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THEN("Every layer in region 0 has 1 island of perimeters") {
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for (const Layer *layer : object.layers())
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REQUIRE(layer->regions().front()->perimeters.entities.size() == 1);
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}
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THEN("Every layer in region 0 has 3 paths in its perimeters list.") {
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for (const Layer *layer : object.layers())
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REQUIRE(layer->regions().front()->perimeters.items_count() == 3);
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}
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}
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}
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}
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SCENARIO("Print: Skirt generation", "[Print]") {
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GIVEN("20mm cube and default config") {
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WHEN("Skirts is set to 2 loops") {
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Slic3r::Print print;
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Slic3r::Test::init_and_process_print({TestMesh::cube_20x20x20}, print, {
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{ "skirt_height", 1 },
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{ "skirt_distance", 1 },
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{ "skirts", 2 }
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});
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THEN("Skirt Extrusion collection has 2 loops in it") {
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REQUIRE(print.skirt().items_count() == 2);
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REQUIRE(print.skirt().flatten().entities.size() == 2);
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}
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}
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}
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}
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SCENARIO("Print: Changing number of solid surfaces does not cause all surfaces to become internal.", "[Print]") {
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GIVEN("sliced 20mm cube and config with top_solid_surfaces = 2 and bottom_solid_surfaces = 1") {
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Slic3r::DynamicPrintConfig config = Slic3r::DynamicPrintConfig::full_print_config();
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config.set_deserialize_strict({
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{ "top_solid_layers", 2 },
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{ "bottom_solid_layers", 1 },
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{ "layer_height", 0.25 }, // get a known number of layers
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{ "first_layer_height", 0.25 }
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});
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Slic3r::Print print;
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Slic3r::Model model;
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Slic3r::Test::init_print({TestMesh::cube_20x20x20}, print, model, config);
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// Precondition: Ensure that the model has 2 solid top layers (39, 38)
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// and one solid bottom layer (0).
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auto test_is_solid_infill = [&print](size_t obj_id, size_t layer_id) {
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const Layer &layer = *(print.objects().at(obj_id)->get_layer((int)layer_id));
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// iterate over all of the regions in the layer
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for (const LayerRegion *region : layer.regions()) {
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// for each region, iterate over the fill surfaces
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for (const Surface &surface : region->fill_surfaces.surfaces)
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CHECK(surface.is_solid());
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}
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};
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print.process();
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test_is_solid_infill(0, 0); // should be solid
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test_is_solid_infill(0, 79); // should be solid
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test_is_solid_infill(0, 78); // should be solid
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WHEN("Model is re-sliced with top_solid_layers == 3") {
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config.set("top_solid_layers", 3);
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print.apply(model, config);
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print.process();
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THEN("Print object does not have 0 solid bottom layers.") {
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test_is_solid_infill(0, 0);
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}
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AND_THEN("Print object has 3 top solid layers") {
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test_is_solid_infill(0, 79);
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test_is_solid_infill(0, 78);
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test_is_solid_infill(0, 77);
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}
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}
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}
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}
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SCENARIO("Print: Brim generation", "[Print]") {
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GIVEN("20mm cube and default config, 1mm first layer width") {
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WHEN("Brim is set to 3mm") {
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Slic3r::Print print;
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Slic3r::Test::init_and_process_print({TestMesh::cube_20x20x20}, print, {
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{ "first_layer_extrusion_width", 1 },
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{ "brim_width", 3 }
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});
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THEN("Brim Extrusion collection has 3 loops in it") {
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REQUIRE(print.brim().items_count() == 3);
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}
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}
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WHEN("Brim is set to 6mm") {
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Slic3r::Print print;
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Slic3r::Test::init_and_process_print({TestMesh::cube_20x20x20}, print, {
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{ "first_layer_extrusion_width", 1 },
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{ "brim_width", 6 }
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});
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THEN("Brim Extrusion collection has 6 loops in it") {
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REQUIRE(print.brim().items_count() == 6);
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}
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}
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WHEN("Brim is set to 6mm, extrusion width 0.5mm") {
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Slic3r::Print print;
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Slic3r::Test::init_and_process_print({TestMesh::cube_20x20x20}, print, {
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{ "first_layer_extrusion_width", 1 },
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{ "brim_width", 6 },
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{ "first_layer_extrusion_width", 0.5 }
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});
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print.process();
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THEN("Brim Extrusion collection has 12 loops in it") {
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REQUIRE(print.brim().items_count() == 14);
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}
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}
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}
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}
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SCENARIO("Ported from Perl", "[Print]") {
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GIVEN("20mm cube") {
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WHEN("Print center is set to 100x100 (test framework default)") {
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auto config = Slic3r::DynamicPrintConfig::full_print_config();
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std::string gcode = Slic3r::Test::slice({ TestMesh::cube_20x20x20 }, config);
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GCodeReader parser;
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Points extrusion_points;
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parser.parse_buffer(gcode, [&extrusion_points](Slic3r::GCodeReader &self, const Slic3r::GCodeReader::GCodeLine &line)
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{
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if (line.cmd_is("G1") && line.extruding(self) && line.dist_XY(self) > 0)
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extrusion_points.emplace_back(line.new_XY_scaled(self));
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});
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Vec2d center = unscaled<double>(BoundingBox(extrusion_points).center());
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THEN("print is centered around print_center") {
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REQUIRE(is_approx(center.x(), 100.));
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REQUIRE(is_approx(center.y(), 100.));
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}
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}
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}
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GIVEN("Model with multiple objects") {
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auto config = Slic3r::DynamicPrintConfig::full_print_config_with({
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{ "nozzle_diameter", { 0.4, 0.4, 0.4, 0.4 } }
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});
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Print print;
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Model model;
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Slic3r::Test::init_print({ TestMesh::cube_20x20x20 }, print, model, config);
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// User sets a per-region option, also testing a deep copy of Model.
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Model model2(model);
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model2.objects.front()->config.set_deserialize_strict("fill_density", "100%");
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WHEN("fill_density overridden") {
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print.apply(model2, config);
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THEN("region config inherits model object config") {
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REQUIRE(print.get_print_region(0).config().fill_density == 100);
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}
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}
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model2.objects.front()->config.erase("fill_density");
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WHEN("fill_density resetted") {
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print.apply(model2, config);
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THEN("region config is resetted") {
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REQUIRE(print.get_print_region(0).config().fill_density == 20);
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}
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}
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WHEN("extruder is assigned") {
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model2.objects.front()->config.set("extruder", 3);
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model2.objects.front()->config.set("perimeter_extruder", 2);
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print.apply(model2, config);
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THEN("extruder setting is correctly expanded") {
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REQUIRE(print.get_print_region(0).config().infill_extruder == 3);
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}
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THEN("extruder setting does not override explicitely specified extruders") {
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REQUIRE(print.get_print_region(0).config().perimeter_extruder == 2);
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}
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}
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}
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}
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