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Port several rectilinear infill tests from perl.
This commit is contained in:
Joseph Lenox
parent
4d257930da
commit
02acbd625a
@ -1,108 +1,110 @@
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#include <catch.hpp>
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#include "test_data.hpp"
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#include "Fill/Fill.hpp"
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#include "Print.hpp"
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#include "Geometry.hpp"
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#include "Flow.hpp"
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using namespace Slic3r;
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using namespace Slic3r::Geometry;
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TEST_CASE("Fill: adjusted solid distance") {
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Print print;
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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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TEST_CASE("Fill: Pattern Path Length") {
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auto filler {Slic3r::Fill::new_from_type("rectilinear")};
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filler->angle = -(PI)/2.0;
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filler->min_spacing = 5;
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filler->dont_adjust = true;
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filler->endpoints_overlap = false;
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filler->density = filler->min_spacing / 50.0;
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auto test {[filler] (const ExPolygon& poly) -> Polylines {
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auto surface {Slic3r::Surface(stTop, poly)};
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return filler->fill_surface(surface);
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}};
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SECTION("Square") {
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Points test_set;
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test_set.reserve(4);
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Pointfs points {Pointf(0,0), Pointf(100,0), Pointf(100,100), Pointf(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 Pointf& a) -> Point { return Point::new_scale(a); } );
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std::transform(points.cbegin(), points.cbegin()+i, std::back_inserter(test_set), [] (const Pointf& a) -> Point { return Point::new_scale(a); } );
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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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Pointfs points {Pointf(0,0), Pointf(100,0), Pointf(150,50), Pointf(100,100), Pointf(0,100), Pointf(-50,50)};
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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 Pointf& a) -> Point { return Point::new_scale(a); } );
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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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Pointfs square { Pointf(0,0), Pointf(100,0), Pointf(100,100), Pointf(0,100)};
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Pointfs hole {Pointf(25,25), Pointf(75,25), Pointf(75,75), Pointf(25,75) };
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std::reverse(hole.begin(), hole.end());
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Points test_hole;
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Points test_square;
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std::transform(square.cbegin(), square.cend(), std::back_inserter(test_square), [] (const Pointf& a) -> Point { return Point::new_scale(a); } );
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std::transform(hole.cbegin(), hole.cend(), std::back_inserter(test_hole), [] (const Pointf& a) -> Point { return Point::new_scale(a); } );
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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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filler->density = filler->min_spacing / spacing;
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filler->angle = angle;
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ExPolygon e(test_square, test_hole);
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Polylines paths {test(e)};
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REQUIRE((paths.size() >= 2 && paths.size() <= 3));
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// paths don't cross hole
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REQUIRE(diff_pl(paths, offset(e, +SCALED_EPSILON*10)).size() == 0);
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}
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}
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}
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SECTION("Rotated Square") {
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filler->angle = (PI/4.0);
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filler->dont_adjust = false;
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filler->min_spacing = 0.654498;
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filler->endpoints_overlap = unscale(359974);
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filler->density = 1;
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filler->layer_id = 66;
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filler->z = 20.15;
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Points points {Point(25771516,14142125),Point(14142138,25771515),Point(2512749,14142131),Point(14142125,2512749)};
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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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}
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/*
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BEGIN {
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use FindBin;
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use lib "$FindBin::Bin/../lib";
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use local::lib "$FindBin::Bin/../local-lib";
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}
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use List::Util qw(first sum max);
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use Slic3r;
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use Slic3r::Geometry qw(PI X Y scaled_epsilon scale unscale convex_hull);
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use Slic3r::Geometry::Clipper qw(union diff diff_ex offset offset2_ex diff_pl union_ex);
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use Slic3r::Surface qw(:types);
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use Slic3r::Test;
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sub scale_points (@) { map [scale $_->[X], scale $_->[Y]], @_ }
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{
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my $print = Slic3r::Print->new;
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my $surface_width = 250;
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my $distance = Slic3r::Flow::solid_spacing($surface_width, 47);
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is $distance, 50, 'adjusted solid distance';
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is $surface_width % $distance, 0, 'adjusted solid distance';
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}
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{
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my $filler = Slic3r::Filler->new_from_type('rectilinear');
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$filler->set_angle(-(PI)/2);
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$filler->set_min_spacing(5);
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$filler->set_dont_adjust(1);
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$filler->set_endpoints_overlap(0);
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my $test = sub {
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my ($expolygon) = @_;
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my $surface = Slic3r::Surface->new(
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surface_type => S_TYPE_TOP,
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expolygon => $expolygon,
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);
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return $filler->fill_surface($surface);
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};
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# square
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$filler->set_density($filler->min_spacing / 50);
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for my $i (0..3) {
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# check that it works regardless of the points order
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my @points = ([0,0], [100,0], [100,100], [0,100]);
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@points = (@points[$i..$#points], @points[0..($i-1)]);
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my $paths = $test->(my $e = Slic3r::ExPolygon->new([ scale_points @points ]));
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is(scalar @$paths, 1, 'one continuous path') or done_testing, exit;
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ok abs($paths->[0]->length - scale(3*100 + 2*50)) - scaled_epsilon, 'path has expected length';
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}
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# diamond with endpoints on grid
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{
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my $paths = $test->(my $e = Slic3r::ExPolygon->new([ scale_points [0,0], [100,0], [150,50], [100,100], [0,100], [-50,50] ]));
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is(scalar @$paths, 1, 'one continuous path') or done_testing, exit;
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}
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# square with hole
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for my $angle (-(PI/2), -(PI/4), -(PI), PI/2, PI) {
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for my $spacing (25, 5, 7.5, 8.5) {
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$filler->set_density($filler->min_spacing / $spacing);
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$filler->set_angle($angle);
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my $paths = $test->(my $e = Slic3r::ExPolygon->new(
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[ scale_points [0,0], [100,0], [100,100], [0,100] ],
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[ scale_points reverse [25,25], [75,25], [75,75], [25,75] ],
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));
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if (0) {
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require "Slic3r/SVG.pm";
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Slic3r::SVG::output(
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"fill.svg",
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no_arrows => 1,
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expolygons => [$e],
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polylines => $paths,
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);
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}
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ok(@$paths >= 2 && @$paths <= 3, '2 or 3 continuous paths') or done_testing, exit;
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ok(!@{diff_pl($paths->arrayref, offset(\@$e, +scaled_epsilon*10))},
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'paths don\'t cross hole') or done_testing, exit;
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}
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}
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# rotated square
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$filler->set_angle(PI/4);
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$filler->set_dont_adjust(0);
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$filler->set_min_spacing(0.654498);
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$filler->set_endpoints_overlap(unscale(359974));
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$filler->set_density(1);
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$filler->set_layer_id(66);
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$filler->set_z(20.15);
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{
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my $e = Slic3r::ExPolygon->new(
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Slic3r::Polygon->new([25771516,14142125],[14142138,25771515],[2512749,14142131],[14142125,2512749]),
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);
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my $paths = $test->($e);
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is(scalar @$paths, 1, 'one continuous path') or done_testing, exit;
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ok abs($paths->[0]->length - scale(3*100 + 2*50)) - scaled_epsilon, 'path has expected length';
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}
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}
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{
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my $expolygon = Slic3r::ExPolygon->new([ scale_points [0,0], [50,0], [50,50], [0,50] ]);
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my $filler = Slic3r::Filler->new_from_type('rectilinear');
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