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#include <catch2/catch.hpp>
#include "libslic3r/libslic3r.h"
#include "libslic3r/Print.hpp"
#include "libslic3r/Layer.hpp"
#include "test_data.hpp"
using namespace Slic3r;
using namespace Slic3r::Test;
SCENARIO("PrintObject: object layer heights", "[PrintObject]") {
GIVEN("20mm cube and default initial config, initial layer height of 2mm") {
WHEN("generate_object_layers() is called for 2mm layer heights and nozzle diameter of 3mm") {
Slic3r::Print print;
Slic3r::Test::init_and_process_print({TestMesh::cube_20x20x20}, print, {
{ "first_layer_height", 2 },
{ "layer_height", 2 },
{ "nozzle_diameter", 3 }
});
const std::vector<Slic3r::Layer*> &layers = print.objects().front()->layers();
THEN("The output vector has 10 entries") {
REQUIRE(layers.size() == 10);
}
AND_THEN("Each layer is approximately 2mm above the previous Z") {
coordf_t last = 0.0;
for (size_t i = 0; i < layers.size(); ++ i) {
REQUIRE((layers[i]->print_z - last) == Approx(2.0));
last = layers[i]->print_z;
}
}
}
WHEN("generate_object_layers() is called for 10mm layer heights and nozzle diameter of 11mm") {
Slic3r::Print print;
Slic3r::Test::init_and_process_print({TestMesh::cube_20x20x20}, print, {
{ "first_layer_height", 2 },
{ "layer_height", 10 },
{ "nozzle_diameter", 11 }
});
const std::vector<Slic3r::Layer*> &layers = print.objects().front()->layers();
THEN("The output vector has 3 entries") {
REQUIRE(layers.size() == 3);
}
AND_THEN("Layer 0 is at 2mm") {
REQUIRE(layers.front()->print_z == Approx(2.0));
}
AND_THEN("Layer 1 is at 12mm") {
REQUIRE(layers[1]->print_z == Approx(12.0));
}
}
WHEN("generate_object_layers() is called for 15mm layer heights and nozzle diameter of 16mm") {
Slic3r::Print print;
Slic3r::Test::init_and_process_print({TestMesh::cube_20x20x20}, print, {
{ "first_layer_height", 2 },
{ "layer_height", 15 },
{ "nozzle_diameter", 16 }
});
const std::vector<Slic3r::Layer*> &layers = print.objects().front()->layers();
THEN("The output vector has 2 entries") {
REQUIRE(layers.size() == 2);
}
AND_THEN("Layer 0 is at 2mm") {
REQUIRE(layers[0]->print_z == Approx(2.0));
}
AND_THEN("Layer 1 is at 17mm") {
REQUIRE(layers[1]->print_z == Approx(17.0));
}
}
#if 0
WHEN("generate_object_layers() is called for 15mm layer heights and nozzle diameter of 5mm") {
Slic3r::Print print;
Slic3r::Test::init_and_process_print({TestMesh::cube_20x20x20}, print, {
{ "first_layer_height", 2 },
{ "layer_height", 15 },
{ "nozzle_diameter", 5 }
});
const std::vector<Slic3r::Layer*> &layers = print.objects().front()->layers();
THEN("The layer height is limited to 5mm.") {
CHECK(layers.size() == 5);
coordf_t last = 2.0;
for (size_t i = 1; i < layers.size(); i++) {
REQUIRE((layers[i]->print_z - last) == Approx(5.0));
last = layers[i]->print_z;
}
}
}
#endif
}
}
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