mirror of
https://github.com/SoftFever/OrcaSlicer.git
synced 2025-11-02 20:51:23 -07:00
478 lines
21 KiB
C++
478 lines
21 KiB
C++
#include <catch2/catch.hpp>
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#include <numeric>
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#include <sstream>
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#include "libslic3r/ClipperUtils.hpp"
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#include "libslic3r/Fill/Fill.hpp"
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#include "libslic3r/Flow.hpp"
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#include "libslic3r/Geometry.hpp"
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#include "libslic3r/Print.hpp"
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#include "libslic3r/SVG.hpp"
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#include "libslic3r/libslic3r.h"
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#include "test_data.hpp"
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using namespace Slic3r;
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bool test_if_solid_surface_filled(const ExPolygon& expolygon, double flow_spacing, double angle = 0, double density = 1.0);
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#if 0
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TEST_CASE("Fill: adjusted solid distance") {
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int surface_width = 250;
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int distance = Slic3r::Flow::solid_spacing(surface_width, 47);
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REQUIRE(distance == Approx(50));
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REQUIRE(surface_width % distance == 0);
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}
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#endif
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TEST_CASE("Fill: Pattern Path Length", "[Fill]") {
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std::unique_ptr<Slic3r::Fill> filler(Slic3r::Fill::new_from_type("rectilinear"));
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filler->angle = float(-(PI)/2.0);
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FillParams fill_params;
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filler->spacing = 5;
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fill_params.dont_adjust = true;
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//fill_params.endpoints_overlap = false;
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fill_params.density = float(filler->spacing / 50.0);
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auto test = [&filler, &fill_params] (const ExPolygon& poly) -> Slic3r::Polylines {
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Slic3r::Surface surface(stTop, poly);
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return filler->fill_surface(&surface, fill_params);
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};
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SECTION("Square") {
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Slic3r::Points test_set;
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test_set.reserve(4);
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std::vector<Vec2d> points {Vec2d(0,0), Vec2d(100,0), Vec2d(100,100), Vec2d(0,100)};
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for (size_t i = 0; i < 4; ++i) {
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std::transform(points.cbegin()+i, points.cend(), std::back_inserter(test_set), [] (const Vec2d& a) -> Point { return Point::new_scale(a.x(), a.y()); } );
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std::transform(points.cbegin(), points.cbegin()+i, std::back_inserter(test_set), [] (const Vec2d& a) -> Point { return Point::new_scale(a.x(), a.y()); } );
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Slic3r::Polylines paths = test(Slic3r::ExPolygon(test_set));
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REQUIRE(paths.size() == 1); // one continuous path
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// TODO: determine what the "Expected length" should be for rectilinear fill of a 100x100 polygon.
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// This check only checks that it's above scale(3*100 + 2*50) + scaled_epsilon.
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// ok abs($paths->[0]->length - scale(3*100 + 2*50)) - scaled_epsilon, 'path has expected length';
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REQUIRE(std::abs(paths[0].length() - static_cast<double>(scale_(3*100 + 2*50))) - SCALED_EPSILON > 0); // path has expected length
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test_set.clear();
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}
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}
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SECTION("Diamond with endpoints on grid") {
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std::vector<Vec2d> points {Vec2d(0,0), Vec2d(100,0), Vec2d(150,50), Vec2d(100,100), Vec2d(0,100), Vec2d(-50,50)};
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Slic3r::Points test_set;
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test_set.reserve(6);
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std::transform(points.cbegin(), points.cend(), std::back_inserter(test_set), [] (const Vec2d& a) -> Point { return Point::new_scale(a.x(), a.y()); } );
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Slic3r::Polylines paths = test(Slic3r::ExPolygon(test_set));
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REQUIRE(paths.size() == 1); // one continuous path
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}
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SECTION("Square with hole") {
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std::vector<Vec2d> square {Vec2d(0,0), Vec2d(100,0), Vec2d(100,100), Vec2d(0,100)};
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std::vector<Vec2d> hole {Vec2d(25,25), Vec2d(75,25), Vec2d(75,75), Vec2d(25,75) };
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std::reverse(hole.begin(), hole.end());
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Slic3r::Points test_hole;
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Slic3r::Points test_square;
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std::transform(square.cbegin(), square.cend(), std::back_inserter(test_square), [] (const Vec2d& a) -> Point { return Point::new_scale(a.x(), a.y()); } );
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std::transform(hole.cbegin(), hole.cend(), std::back_inserter(test_hole), [] (const Vec2d& a) -> Point { return Point::new_scale(a.x(), a.y()); } );
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for (double angle : {-(PI/2.0), -(PI/4.0), -(PI), PI/2.0, PI}) {
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for (double spacing : {25.0, 5.0, 7.5, 8.5}) {
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fill_params.density = float(filler->spacing / spacing);
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filler->angle = float(angle);
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ExPolygon e(test_square, test_hole);
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Slic3r::Polylines paths = test(e);
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#if 0
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{
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BoundingBox bbox = get_extents(e);
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SVG svg("c:\\data\\temp\\square_with_holes.svg", bbox);
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svg.draw(e);
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svg.draw(paths);
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svg.Close();
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}
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#endif
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REQUIRE((paths.size() >= 1 && paths.size() <= 3));
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// paths don't cross hole
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REQUIRE(diff_pl(paths, offset(e, float(SCALED_EPSILON*10))).size() == 0);
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}
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}
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}
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SECTION("Regression: Missing infill segments in some rare circumstances") {
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filler->angle = float(PI/4.0);
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fill_params.dont_adjust = false;
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filler->spacing = 0.654498;
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//filler->endpoints_overlap = unscale(359974);
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fill_params.density = 1;
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filler->layer_id = 66;
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filler->z = 20.15;
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Slic3r::Points points {Point(25771516,14142125),Point(14142138,25771515),Point(2512749,14142131),Point(14142125,2512749)};
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Slic3r::Polylines paths = test(Slic3r::ExPolygon(points));
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REQUIRE(paths.size() == 1); // one continuous path
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// TODO: determine what the "Expected length" should be for rectilinear fill of a 100x100 polygon.
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// This check only checks that it's above scale(3*100 + 2*50) + scaled_epsilon.
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// ok abs($paths->[0]->length - scale(3*100 + 2*50)) - scaled_epsilon, 'path has expected length';
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REQUIRE(std::abs(paths[0].length() - static_cast<double>(scale_(3*100 + 2*50))) - SCALED_EPSILON > 0); // path has expected length
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}
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SECTION("Rotated Square") {
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Slic3r::Points square { Point::new_scale(0,0), Point::new_scale(50,0), Point::new_scale(50,50), Point::new_scale(0,50)};
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Slic3r::ExPolygon expolygon(square);
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std::unique_ptr<Slic3r::Fill> filler(Slic3r::Fill::new_from_type("rectilinear"));
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filler->bounding_box = get_extents(expolygon.contour);
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filler->angle = 0;
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Surface surface(stTop, expolygon);
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auto flow = Slic3r::Flow(0.69, 0.4, 0.50);
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FillParams fill_params;
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fill_params.density = 1.0;
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filler->spacing = flow.spacing();
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for (auto angle : { 0.0, 45.0}) {
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surface.expolygon.rotate(angle, Point(0,0));
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Polylines paths = filler->fill_surface(&surface, fill_params);
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REQUIRE(paths.size() == 1);
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}
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}
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#if 0 // Disabled temporarily due to precission issues on the Mac VM
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SECTION("Solid surface fill") {
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Slic3r::Points points {
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Point::new_scale(6883102, 9598327.01296997),
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Point::new_scale(6883102, 20327272.01297),
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Point::new_scale(3116896, 20327272.01297),
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Point::new_scale(3116896, 9598327.01296997)
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};
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Slic3r::ExPolygon expolygon(points);
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REQUIRE(test_if_solid_surface_filled(expolygon, 0.55) == true);
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for (size_t i = 0; i <= 20; ++i)
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{
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expolygon.scale(1.05);
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REQUIRE(test_if_solid_surface_filled(expolygon, 0.55) == true);
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}
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}
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#endif
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SECTION("Solid surface fill") {
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Slic3r::Points points {
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Slic3r::Point(59515297,5422499),Slic3r::Point(59531249,5578697),Slic3r::Point(59695801,6123186),
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Slic3r::Point(59965713,6630228),Slic3r::Point(60328214,7070685),Slic3r::Point(60773285,7434379),
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Slic3r::Point(61274561,7702115),Slic3r::Point(61819378,7866770),Slic3r::Point(62390306,7924789),
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Slic3r::Point(62958700,7866744),Slic3r::Point(63503012,7702244),Slic3r::Point(64007365,7434357),
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Slic3r::Point(64449960,7070398),Slic3r::Point(64809327,6634999),Slic3r::Point(65082143,6123325),
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Slic3r::Point(65245005,5584454),Slic3r::Point(65266967,5422499),Slic3r::Point(66267307,5422499),
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Slic3r::Point(66269190,8310081),Slic3r::Point(66275379,17810072),Slic3r::Point(66277259,20697500),
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Slic3r::Point(65267237,20697500),Slic3r::Point(65245004,20533538),Slic3r::Point(65082082,19994444),
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Slic3r::Point(64811462,19488579),Slic3r::Point(64450624,19048208),Slic3r::Point(64012101,18686514),
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Slic3r::Point(63503122,18415781),Slic3r::Point(62959151,18251378),Slic3r::Point(62453416,18198442),
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Slic3r::Point(62390147,18197355),Slic3r::Point(62200087,18200576),Slic3r::Point(61813519,18252990),
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Slic3r::Point(61274433,18415918),Slic3r::Point(60768598,18686517),Slic3r::Point(60327567,19047892),
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Slic3r::Point(59963609,19493297),Slic3r::Point(59695865,19994587),Slic3r::Point(59531222,20539379),
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Slic3r::Point(59515153,20697500),Slic3r::Point(58502480,20697500),Slic3r::Point(58502480,5422499)
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};
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Slic3r::ExPolygon expolygon(points);
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REQUIRE(test_if_solid_surface_filled(expolygon, 0.55) == true);
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REQUIRE(test_if_solid_surface_filled(expolygon, 0.55, PI/2.0) == true);
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}
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SECTION("Solid surface fill") {
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Slic3r::Points points {
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Point::new_scale(0,0),Point::new_scale(98,0),Point::new_scale(98,10), Point::new_scale(0,10)
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};
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Slic3r::ExPolygon expolygon(points);
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REQUIRE(test_if_solid_surface_filled(expolygon, 0.5, 45.0, 0.99) == true);
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}
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}
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/*
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{
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my $collection = Slic3r::Polyline::Collection->new(
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Slic3r::Polyline->new([0,15], [0,18], [0,20]),
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Slic3r::Polyline->new([0,10], [0,8], [0,5]),
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);
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is_deeply
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[ map $_->[Y], map @$_, @{$collection->chained_path_from(Slic3r::Point->new(0,30), 0)} ],
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[20, 18, 15, 10, 8, 5],
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'chained path';
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}
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{
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my $collection = Slic3r::Polyline::Collection->new(
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Slic3r::Polyline->new([4,0], [10,0], [15,0]),
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Slic3r::Polyline->new([10,5], [15,5], [20,5]),
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);
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is_deeply
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[ map $_->[X], map @$_, @{$collection->chained_path_from(Slic3r::Point->new(30,0), 0)} ],
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[reverse 4, 10, 15, 10, 15, 20],
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'chained path';
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}
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{
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my $collection = Slic3r::ExtrusionPath::Collection->new(
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map Slic3r::ExtrusionPath->new(polyline => $_, role => 0, mm3_per_mm => 1),
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Slic3r::Polyline->new([0,15], [0,18], [0,20]),
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Slic3r::Polyline->new([0,10], [0,8], [0,5]),
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);
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is_deeply
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[ map $_->[Y], map @{$_->polyline}, @{$collection->chained_path_from(Slic3r::Point->new(0,30), 0)} ],
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[20, 18, 15, 10, 8, 5],
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'chained path';
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}
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{
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my $collection = Slic3r::ExtrusionPath::Collection->new(
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map Slic3r::ExtrusionPath->new(polyline => $_, role => 0, mm3_per_mm => 1),
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Slic3r::Polyline->new([15,0], [10,0], [4,0]),
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Slic3r::Polyline->new([10,5], [15,5], [20,5]),
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);
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is_deeply
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[ map $_->[X], map @{$_->polyline}, @{$collection->chained_path_from(Slic3r::Point->new(30,0), 0)} ],
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[reverse 4, 10, 15, 10, 15, 20],
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'chained path';
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}
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for my $pattern (qw(rectilinear honeycomb hilbertcurve concentric)) {
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my $config = Slic3r::Config->new_from_defaults;
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$config->set('fill_pattern', $pattern);
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$config->set('external_fill_pattern', $pattern);
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$config->set('perimeters', 1);
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$config->set('skirts', 0);
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$config->set('fill_density', 20);
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$config->set('layer_height', 0.05);
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$config->set('perimeter_extruder', 1);
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$config->set('infill_extruder', 2);
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my $print = Slic3r::Test::init_print('20mm_cube', config => $config, scale => 2);
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ok my $gcode = Slic3r::Test::gcode($print), "successful $pattern infill generation";
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my $tool = undef;
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my @perimeter_points = my @infill_points = ();
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Slic3r::GCode::Reader->new->parse($gcode, sub {
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my ($self, $cmd, $args, $info) = @_;
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if ($cmd =~ /^T(\d+)/) {
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$tool = $1;
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} elsif ($cmd eq 'G1' && $info->{extruding} && $info->{dist_XY} > 0) {
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if ($tool == $config->perimeter_extruder-1) {
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push @perimeter_points, Slic3r::Point->new_scale($args->{X}, $args->{Y});
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} elsif ($tool == $config->infill_extruder-1) {
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push @infill_points, Slic3r::Point->new_scale($args->{X}, $args->{Y});
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}
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}
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});
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my $convex_hull = convex_hull(\@perimeter_points);
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ok !(defined first { !$convex_hull->contains_point($_) } @infill_points), "infill does not exceed perimeters ($pattern)";
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}
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{
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my $config = Slic3r::Config->new_from_defaults;
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$config->set('infill_only_where_needed', 1);
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$config->set('bottom_solid_layers', 0);
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$config->set('infill_extruder', 2);
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$config->set('infill_extrusion_width', 0.5);
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$config->set('fill_density', 40);
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$config->set('cooling', 0); # for preventing speeds from being altered
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$config->set('first_layer_speed', '100%'); # for preventing speeds from being altered
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my $test = sub {
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my $print = Slic3r::Test::init_print('pyramid', config => $config);
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my $tool = undef;
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my @infill_extrusions = (); # array of polylines
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Slic3r::GCode::Reader->new->parse(Slic3r::Test::gcode($print), sub {
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my ($self, $cmd, $args, $info) = @_;
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if ($cmd =~ /^T(\d+)/) {
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$tool = $1;
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} elsif ($cmd eq 'G1' && $info->{extruding} && $info->{dist_XY} > 0) {
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if ($tool == $config->infill_extruder-1) {
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push @infill_extrusions, Slic3r::Line->new_scale(
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[ $self->X, $self->Y ],
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[ $info->{new_X}, $info->{new_Y} ],
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);
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}
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}
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});
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return 0 if !@infill_extrusions; # prevent calling convex_hull() with no points
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my $convex_hull = convex_hull([ map $_->pp, map @$_, @infill_extrusions ]);
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return unscale unscale sum(map $_->area, @{offset([$convex_hull], scale(+$config->infill_extrusion_width/2))});
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};
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my $tolerance = 5; # mm^2
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$config->set('solid_infill_below_area', 0);
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ok $test->() < $tolerance,
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'no infill is generated when using infill_only_where_needed on a pyramid';
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$config->set('solid_infill_below_area', 70);
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ok abs($test->() - $config->solid_infill_below_area) < $tolerance,
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'infill is only generated under the forced solid shells';
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}
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{
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my $config = Slic3r::Config->new_from_defaults;
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$config->set('skirts', 0);
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$config->set('perimeters', 1);
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$config->set('fill_density', 0);
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$config->set('top_solid_layers', 0);
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$config->set('bottom_solid_layers', 0);
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$config->set('solid_infill_below_area', 20000000);
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$config->set('solid_infill_every_layers', 2);
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$config->set('perimeter_speed', 99);
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$config->set('external_perimeter_speed', 99);
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$config->set('cooling', 0);
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$config->set('first_layer_speed', '100%');
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my $print = Slic3r::Test::init_print('20mm_cube', config => $config);
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my %layers_with_extrusion = ();
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Slic3r::GCode::Reader->new->parse(Slic3r::Test::gcode($print), sub {
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my ($self, $cmd, $args, $info) = @_;
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if ($cmd eq 'G1' && $info->{dist_XY} > 0 && $info->{extruding}) {
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if (($args->{F} // $self->F) != $config->perimeter_speed*60) {
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$layers_with_extrusion{$self->Z} = ($args->{F} // $self->F);
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}
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}
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});
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ok !%layers_with_extrusion,
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"solid_infill_below_area and solid_infill_every_layers are ignored when fill_density is 0";
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}
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{
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my $config = Slic3r::Config->new_from_defaults;
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$config->set('skirts', 0);
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$config->set('perimeters', 3);
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$config->set('fill_density', 0);
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$config->set('layer_height', 0.2);
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$config->set('first_layer_height', 0.2);
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$config->set('nozzle_diameter', [0.35]);
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$config->set('infill_extruder', 2);
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$config->set('solid_infill_extruder', 2);
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$config->set('infill_extrusion_width', 0.52);
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$config->set('solid_infill_extrusion_width', 0.52);
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$config->set('first_layer_extrusion_width', 0);
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my $print = Slic3r::Test::init_print('A', config => $config);
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my %infill = (); # Z => [ Line, Line ... ]
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my $tool = undef;
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Slic3r::GCode::Reader->new->parse(Slic3r::Test::gcode($print), sub {
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my ($self, $cmd, $args, $info) = @_;
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if ($cmd =~ /^T(\d+)/) {
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$tool = $1;
|
|
} elsif ($cmd eq 'G1' && $info->{extruding} && $info->{dist_XY} > 0) {
|
|
if ($tool == $config->infill_extruder-1) {
|
|
my $z = 1 * $self->Z;
|
|
$infill{$z} ||= [];
|
|
push @{$infill{$z}}, Slic3r::Line->new_scale(
|
|
[ $self->X, $self->Y ],
|
|
[ $info->{new_X}, $info->{new_Y} ],
|
|
);
|
|
}
|
|
}
|
|
});
|
|
my $grow_d = scale($config->infill_extrusion_width)/2;
|
|
my $layer0_infill = union([ map @{$_->grow($grow_d)}, @{ $infill{0.2} } ]);
|
|
my $layer1_infill = union([ map @{$_->grow($grow_d)}, @{ $infill{0.4} } ]);
|
|
my $diff = diff($layer0_infill, $layer1_infill);
|
|
$diff = offset2_ex($diff, -$grow_d, +$grow_d);
|
|
$diff = [ grep { $_->area > 2*(($grow_d*2)**2) } @$diff ];
|
|
is scalar(@$diff), 0, 'no missing parts in solid shell when fill_density is 0';
|
|
}
|
|
|
|
{
|
|
# GH: #2697
|
|
my $config = Slic3r::Config->new_from_defaults;
|
|
$config->set('perimeter_extrusion_width', 0.72);
|
|
$config->set('top_infill_extrusion_width', 0.1);
|
|
$config->set('infill_extruder', 2); # in order to distinguish infill
|
|
$config->set('solid_infill_extruder', 2); # in order to distinguish infill
|
|
|
|
my $print = Slic3r::Test::init_print('20mm_cube', config => $config);
|
|
my %infill = (); # Z => [ Line, Line ... ]
|
|
my %other = (); # Z => [ Line, Line ... ]
|
|
my $tool = undef;
|
|
Slic3r::GCode::Reader->new->parse(Slic3r::Test::gcode($print), sub {
|
|
my ($self, $cmd, $args, $info) = @_;
|
|
|
|
if ($cmd =~ /^T(\d+)/) {
|
|
$tool = $1;
|
|
} elsif ($cmd eq 'G1' && $info->{extruding} && $info->{dist_XY} > 0) {
|
|
my $z = 1 * $self->Z;
|
|
my $line = Slic3r::Line->new_scale(
|
|
[ $self->X, $self->Y ],
|
|
[ $info->{new_X}, $info->{new_Y} ],
|
|
);
|
|
if ($tool == $config->infill_extruder-1) {
|
|
$infill{$z} //= [];
|
|
push @{$infill{$z}}, $line;
|
|
} else {
|
|
$other{$z} //= [];
|
|
push @{$other{$z}}, $line;
|
|
}
|
|
}
|
|
});
|
|
my $top_z = max(keys %infill);
|
|
my $top_infill_grow_d = scale($config->top_infill_extrusion_width)/2;
|
|
my $top_infill = union([ map @{$_->grow($top_infill_grow_d)}, @{ $infill{$top_z} } ]);
|
|
my $perimeters_grow_d = scale($config->perimeter_extrusion_width)/2;
|
|
my $perimeters = union([ map @{$_->grow($perimeters_grow_d)}, @{ $other{$top_z} } ]);
|
|
my $covered = union_ex([ @$top_infill, @$perimeters ]);
|
|
my @holes = map @{$_->holes}, @$covered;
|
|
ok sum(map unscale unscale $_->area*-1, @holes) < 1, 'no gaps between top solid infill and perimeters';
|
|
}
|
|
*/
|
|
|
|
bool test_if_solid_surface_filled(const ExPolygon& expolygon, double flow_spacing, double angle, double density)
|
|
{
|
|
std::unique_ptr<Slic3r::Fill> filler(Slic3r::Fill::new_from_type("rectilinear"));
|
|
filler->bounding_box = get_extents(expolygon.contour);
|
|
filler->angle = float(angle);
|
|
|
|
Flow flow(flow_spacing, 0.4, flow_spacing);
|
|
filler->spacing = flow.spacing();
|
|
|
|
FillParams fill_params;
|
|
fill_params.density = float(density);
|
|
fill_params.dont_adjust = false;
|
|
|
|
Surface surface(stBottom, expolygon);
|
|
Slic3r::Polylines paths = filler->fill_surface(&surface, fill_params);
|
|
|
|
// check whether any part was left uncovered
|
|
Polygons grown_paths;
|
|
grown_paths.reserve(paths.size());
|
|
|
|
// figure out what is actually going on here re: data types
|
|
float line_offset = float(scale_(filler->spacing / 2.0 + EPSILON));
|
|
std::for_each(paths.begin(), paths.end(), [line_offset, &grown_paths] (const Slic3r::Polyline& p) {
|
|
polygons_append(grown_paths, offset(p, line_offset));
|
|
});
|
|
|
|
// Shrink the initial expolygon a bit, this simulates the infill / perimeter overlap that we usually apply.
|
|
ExPolygons uncovered = diff_ex(offset(expolygon, - float(0.2 * scale_(flow_spacing))), grown_paths, true);
|
|
|
|
// ignore very small dots
|
|
const double scaled_flow_spacing = std::pow(scale_(flow_spacing), 2);
|
|
uncovered.erase(std::remove_if(uncovered.begin(), uncovered.end(), [scaled_flow_spacing](const ExPolygon& poly) { return poly.area() < scaled_flow_spacing; }), uncovered.end());
|
|
|
|
#if 0
|
|
if (! uncovered.empty()) {
|
|
BoundingBox bbox = get_extents(expolygon.contour);
|
|
bbox.merge(get_extents(uncovered));
|
|
bbox.merge(get_extents(grown_paths));
|
|
SVG svg("c:\\data\\temp\\test_if_solid_surface_filled.svg", bbox);
|
|
svg.draw(expolygon);
|
|
svg.draw(uncovered, "red");
|
|
svg.Close();
|
|
}
|
|
#endif
|
|
|
|
return uncovered.empty(); // solid surface is fully filled
|
|
}
|