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26 lines
897 B
C++
26 lines
897 B
C++
1 month ago
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#include <gtest/gtest.h>
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#include "clipper2/clipper.h"
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using namespace Clipper2Lib;
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TEST(Clipper2Tests, TestPolytreeUnion) {
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Paths64 subject;
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subject.push_back(MakePath({ 0,0, 0,5, 5,5, 5,0 }));
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subject.push_back(MakePath({ 1,1, 1,6, 6,6, 6,1 }));
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Clipper64 clipper;
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clipper.AddSubject(subject);
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PolyTree64 solution;
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Paths64 open_paths;
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if (IsPositive(subject[0]))
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clipper.Execute(ClipType::Union,
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FillRule::Positive, solution, open_paths);
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else
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{
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//because clipping ops normally return Positive solutions
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clipper.ReverseSolution(true);
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clipper.Execute(ClipType::Union,
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FillRule::Negative, solution, open_paths);
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}
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EXPECT_EQ(open_paths.size(), 0);
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ASSERT_EQ(solution.Count(), 1);
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EXPECT_EQ(solution[0]->Polygon().size(), 8);
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EXPECT_EQ(IsPositive(subject[0]), IsPositive(solution[0]->Polygon()));
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}
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