235 lines
8.6 KiB
C++
235 lines
8.6 KiB
C++
#include <catch2/catch.hpp>
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#include "libslic3r/GCodeReader.hpp"
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#include "libslic3r/Layer.hpp"
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#include "test_data.hpp" // get access to init_print, etc
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using namespace Slic3r::Test;
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using namespace Slic3r;
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TEST_CASE("SupportMaterial: Three raft layers created", "[SupportMaterial]")
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{
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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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{ "support_material", 1 },
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{ "raft_layers", 3 }
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});
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REQUIRE(print.objects().front()->support_layers().size() == 3);
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}
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SCENARIO("SupportMaterial: support_layers_z and contact_distance", "[SupportMaterial]")
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{
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// Box h = 20mm, hole bottom at 5mm, hole height 10mm (top edge at 15mm).
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TriangleMesh mesh = Slic3r::Test::mesh(Slic3r::Test::TestMesh::cube_with_hole);
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mesh.rotate_x(float(M_PI / 2));
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auto check = [](Slic3r::Print &print, bool &first_support_layer_height_ok, bool &layer_height_minimum_ok, bool &layer_height_maximum_ok, bool &top_spacing_ok)
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{
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const std::vector<Slic3r::SupportLayer*> &support_layers = print.objects().front()->support_layers();
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first_support_layer_height_ok = support_layers.front()->print_z == print.default_object_config().first_layer_height.value;
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layer_height_minimum_ok = true;
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layer_height_maximum_ok = true;
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double min_layer_height = print.config().min_layer_height.values.front();
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double max_layer_height = print.config().nozzle_diameter.values.front();
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if (print.config().max_layer_height.values.front() > EPSILON)
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max_layer_height = std::min(max_layer_height, print.config().max_layer_height.values.front());
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for (size_t i = 1; i < support_layers.size(); ++ i) {
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if (support_layers[i]->print_z - support_layers[i - 1]->print_z < min_layer_height - EPSILON)
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layer_height_minimum_ok = false;
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if (support_layers[i]->print_z - support_layers[i - 1]->print_z > max_layer_height + EPSILON)
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layer_height_maximum_ok = false;
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}
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#if 0
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double expected_top_spacing = print.default_object_config().layer_height + print.config().nozzle_diameter.get_at(0);
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bool wrong_top_spacing = 0;
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std::vector<coordf_t> top_z { 1.1 };
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for (coordf_t top_z_el : top_z) {
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// find layer index of this top surface.
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size_t layer_id = -1;
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for (size_t i = 0; i < support_z.size(); ++ i) {
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if (abs(support_z[i] - top_z_el) < EPSILON) {
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layer_id = i;
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i = static_cast<int>(support_z.size());
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}
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}
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// check that first support layer above this top surface (or the next one) is spaced with nozzle diameter
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if (abs(support_z[layer_id + 1] - support_z[layer_id] - expected_top_spacing) > EPSILON &&
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abs(support_z[layer_id + 2] - support_z[layer_id] - expected_top_spacing) > EPSILON) {
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wrong_top_spacing = 1;
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}
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}
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d = ! wrong_top_spacing;
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#else
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top_spacing_ok = true;
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#endif
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};
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GIVEN("A print object having one modelObject") {
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WHEN("First layer height = 0.4") {
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Slic3r::Print print;
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Slic3r::Test::init_and_process_print({ mesh }, print, {
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{ "support_material", 1 },
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{ "layer_height", 0.2 },
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{ "first_layer_height", 0.4 },
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});
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bool a, b, c, d;
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check(print, a, b, c, d);
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THEN("First layer height is honored") { REQUIRE(a == true); }
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THEN("No null or negative support layers") { REQUIRE(b == true); }
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THEN("No layers thicker than nozzle diameter") { REQUIRE(c == true); }
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// THEN("Layers above top surfaces are spaced correctly") { REQUIRE(d == true); }
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}
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WHEN("Layer height = 0.2 and, first layer height = 0.3") {
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Slic3r::Print print;
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Slic3r::Test::init_and_process_print({ mesh }, print, {
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{ "support_material", 1 },
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{ "layer_height", 0.2 },
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{ "first_layer_height", 0.3 },
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});
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bool a, b, c, d;
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check(print, a, b, c, d);
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THEN("First layer height is honored") { REQUIRE(a == true); }
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THEN("No null or negative support layers") { REQUIRE(b == true); }
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THEN("No layers thicker than nozzle diameter") { REQUIRE(c == true); }
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// THEN("Layers above top surfaces are spaced correctly") { REQUIRE(d == true); }
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}
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WHEN("Layer height = nozzle_diameter[0]") {
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Slic3r::Print print;
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Slic3r::Test::init_and_process_print({ mesh }, print, {
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{ "support_material", 1 },
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{ "layer_height", 0.2 },
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{ "first_layer_height", 0.3 },
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});
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bool a, b, c, d;
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check(print, a, b, c, d);
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THEN("First layer height is honored") { REQUIRE(a == true); }
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THEN("No null or negative support layers") { REQUIRE(b == true); }
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THEN("No layers thicker than nozzle diameter") { REQUIRE(c == true); }
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// THEN("Layers above top surfaces are spaced correctly") { REQUIRE(d == true); }
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}
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}
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}
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#if 0
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// Test 8.
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TEST_CASE("SupportMaterial: forced support is generated", "[SupportMaterial]")
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{
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// Create a mesh & modelObject.
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TriangleMesh mesh = TriangleMesh::make_cube(20, 20, 20);
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Model model = Model();
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ModelObject *object = model.add_object();
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object->add_volume(mesh);
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model.add_default_instances();
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model.align_instances_to_origin();
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Print print = Print();
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std::vector<coordf_t> contact_z = {1.9};
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std::vector<coordf_t> top_z = {1.1};
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print.default_object_config.support_material_enforce_layers = 100;
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print.default_object_config.support_material = 0;
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print.default_object_config.layer_height = 0.2;
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print.default_object_config.set_deserialize("first_layer_height", "0.3");
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print.add_model_object(model.objects[0]);
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print.objects.front()->_slice();
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SupportMaterial *support = print.objects.front()->_support_material();
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auto support_z = support->support_layers_z(contact_z, top_z, print.default_object_config.layer_height);
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bool check = true;
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for (size_t i = 1; i < support_z.size(); i++) {
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if (support_z[i] - support_z[i - 1] <= 0)
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check = false;
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}
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REQUIRE(check == true);
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}
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// TODO
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bool test_6_checks(Print& print)
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{
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bool has_bridge_speed = true;
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// Pre-Processing.
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PrintObject* print_object = print.objects.front();
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print_object->infill();
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SupportMaterial* support_material = print.objects.front()->_support_material();
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support_material->generate(print_object);
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// TODO but not needed in test 6 (make brims and make skirts).
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// Exporting gcode.
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// TODO validation found in Simple.pm
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return has_bridge_speed;
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}
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// Test 6.
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SCENARIO("SupportMaterial: Checking bridge speed", "[SupportMaterial]")
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{
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GIVEN("Print object") {
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// Create a mesh & modelObject.
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TriangleMesh mesh = TriangleMesh::make_cube(20, 20, 20);
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Model model = Model();
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ModelObject *object = model.add_object();
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object->add_volume(mesh);
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model.add_default_instances();
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model.align_instances_to_origin();
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Print print = Print();
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print.config.brim_width = 0;
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print.config.skirts = 0;
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print.config.skirts = 0;
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print.default_object_config.support_material = 1;
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print.default_region_config.top_solid_layers = 0; // so that we don't have the internal bridge over infill.
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print.default_region_config.bridge_speed = 99;
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print.config.cooling = 0;
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print.config.set_deserialize("first_layer_speed", "100%");
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WHEN("support_material_contact_distance = 0.2") {
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print.default_object_config.support_material_contact_distance = 0.2;
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print.add_model_object(model.objects[0]);
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bool check = test_6_checks(print);
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REQUIRE(check == true); // bridge speed is used.
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}
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WHEN("support_material_contact_distance = 0") {
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print.default_object_config.support_material_contact_distance = 0;
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print.add_model_object(model.objects[0]);
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bool check = test_6_checks(print);
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REQUIRE(check == true); // bridge speed is not used.
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}
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WHEN("support_material_contact_distance = 0.2 & raft_layers = 5") {
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print.default_object_config.support_material_contact_distance = 0.2;
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print.default_object_config.raft_layers = 5;
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print.add_model_object(model.objects[0]);
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bool check = test_6_checks(print);
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REQUIRE(check == true); // bridge speed is used.
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}
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WHEN("support_material_contact_distance = 0 & raft_layers = 5") {
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print.default_object_config.support_material_contact_distance = 0;
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print.default_object_config.raft_layers = 5;
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print.add_model_object(model.objects[0]);
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bool check = test_6_checks(print);
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REQUIRE(check == true); // bridge speed is not used.
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}
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}
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}
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#endif
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