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Checking on a potential bug #933

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Checking on a potential bug #933

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3c446b0
added test, passes locally
elalish Sep 17, 2024
a6db20f
enable manifold debug for flakes
pca006132 Sep 17, 2024
c0dea78
fix
pca006132 Sep 17, 2024
ca26517
simplify test
elalish Sep 17, 2024
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1 change: 1 addition & 0 deletions flake.nix
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Original file line number Diff line number Diff line change
Expand Up @@ -47,6 +47,7 @@
cmakeFlags = [
"-DMANIFOLD_PYBIND=ON"
"-DMANIFOLD_CBIND=ON"
"-DMANIFOLD_DEBUG=ON"
"-DMANIFOLD_EXPORT=ON"
"-DBUILD_SHARED_LIBS=ON"
"-DMANIFOLD_PAR=${pkgs.lib.strings.toUpper parallel-backend}"
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86 changes: 86 additions & 0 deletions test/boolean_complex_test.cpp
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Expand Up @@ -262,6 +262,92 @@ TEST(BooleanComplex, Spiral) {
EXPECT_EQ(result.Genus(), -120);
}

TEST(BooleanComplex, TriangulationFail) {
// clang-format off
MeshGL m;
m.vertProperties = {
0.75, -1, -1, //
0.75, -1, -0.25, //
0.75, -0.667, 0.083, //
0.75, -0.25, -1, //
0.75, 0.083, -0.667, //
0.833, 0.5, -0.167, //
0.75, 0.0417, 0.0417, //
0.75, 0.5, 0.25, //
0.75, 0.25, 0.5, //
1.25, -1, -1, //
1.25, -1, -0.75, //
1.25, -1, -0.75, //
1.25, -0.75, -1, //
1, -0.5, 0, //
1, -0.25, -0.25, //
1, 0, -0.5, //
1.25, 0.5, 0.25, //
1.25, 0.5, 0.75};
m.triVerts = {
1, 6, 0, //
3, 0, 6, //
0, 10, 1, //
0, 3, 12, //
1, 13, 2, //
6, 1, 2, //
13, 8, 2, //
15, 3, 4, //
4, 3, 6, //
15, 4, 7, //
5, 15, 7, //
6, 2, 8, //
6, 14, 7, //
8, 14, 6, //
7, 4, 6, //
13, 14, 8, //
5, 7, 16, //
0, 9, 10, //
9, 0, 12, //
1, 10, 13, //
12, 3, 15, //
13, 10, 14, //
11, 7, 12, //
12, 14, 10, //
10, 9, 12, //
17, 11, 12, //
14, 12, 7, //
15, 5, 16, //
16, 12, 15, //
7, 11, 17, //
7, 17, 16, //
12, 16, 17};
MeshGL m2;
m2.vertProperties = {
0.75, 0, 0.75, //
0.75, 0.25, 0.5, //
1.25, -1, -0.75, //
1.25, -0.75, -1, //
1, 0.5, 0.5, //
1.25, 0.5, 0.25, //
1.25, 0.5, 0.75};
m2.triVerts = {
4, 1, 0, //
3, 0, 1, //
0, 3, 2, //
3, 6, 2, //
0, 2, 6, //
3, 1, 5, //
1, 4, 5, //
4, 0, 6, //
3, 5, 6, //
4, 6, 5};
// clang-format on

#ifdef MANIFOLD_EXPORT
if (options.exportModels)
ExportMesh("trifail.glb",
Manifold::Compose({Manifold(m), Manifold(m2)}).GetMeshGL(), {});
#endif

auto gl = (Manifold(m) + Manifold(m2)).GetMeshGL();
}

#ifdef MANIFOLD_CROSS_SECTION
TEST(BooleanComplex, Sweep) {
PolygonParams().processOverlaps = true;
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