3DPrinting/PrusaSlicer-NonPlainar
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Added a test case for a missing part of a model cased by WallToolPaths::simplifyToolPaths that was reported in #8849.

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Lukáš Hejl 2022-09-13 20:38:15 +02:00
parent 1506bf2a20
commit 424ef02d8a
1 changed files with 35 additions and 0 deletions
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35
tests/libslic3r/test_arachne.cpp
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@ -451,3 +451,38 @@ TEST_CASE("Arachne - Missing infill", "[ArachneMissingInfill]") {
// REQUIRE(wallToolPaths.getInnerContour().size() == 1); // REQUIRE(wallToolPaths.getInnerContour().size() == 1);
} }
// This test case was distilled from GitHub issue #8849.
// Missing part of the model after simplifying generated tool-paths by simplifyToolPaths.
TEST_CASE("Arachne - #8849 - Missing part of model", "[ArachneMissingPart8849]") {
const Polygon poly_0 = {
Point(-29700000, -10600000),
Point(-28200000, -10600000),
Point( 20000000, -10600000),
Point( 20000000, - 9900000),
Point(-28200000, - 9900000),
Point(-28200000, 0),
Point(-29700000, 0),
};
Polygons polygons = {poly_0};
coord_t ext_perimeter_spacing = 449999;
coord_t perimeter_spacing = 757079;
coord_t inset_count = 2;
Arachne::WallToolPaths wall_tool_paths(polygons, ext_perimeter_spacing, perimeter_spacing, inset_count, 0, 0.32, PrintObjectConfig::defaults(), PrintConfig::defaults());
wall_tool_paths.generate();
std::vector<Arachne::VariableWidthLines> perimeters = wall_tool_paths.getToolPaths();
#ifdef ARACHNE_DEBUG_OUT
export_perimeters_to_svg(debug_out_path("arachne-missing-part-8849.svg"), polygons, perimeters, union_ex(wall_tool_paths.getInnerContour()));
#endif
int64_t total_extrusion_length= 0;
for (Arachne::VariableWidthLines &perimeter : perimeters)
for (Arachne::ExtrusionLine &extrusion_line : perimeter)
total_extrusion_length += extrusion_line.getLength();
// Total extrusion length should be around 30mm when the part is missing and around 120 when everything is ok.
// REQUIRE(total_extrusion_length >= scaled<int64_t>(120.));
}