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Implement vector dot/cross unit tests

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This commit is contained in:
Martin Heistermann
2020-04-06 19:02:07 +02:00
parent 29959d8cf5
commit dfa22839d0
1 changed files with 26 additions and 3 deletions
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29
src/Unittests/unittests_vector_type.cc
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@@ -263,6 +263,23 @@ TEST_F(OpenMeshVectorTest, BasicArithmeticImmutable) {
EXPECT_NEAR(-2, v2neg[1], epsilon);
EXPECT_NEAR(-3, v2neg[2], epsilon);
}
template <typename V1, typename V2, typename S>
void test_dot(const V1 &v1, const V2 &v2, const S&s) {
EXPECT_NEAR(s, v1 | v2, 1e-6);
EXPECT_NEAR(s, v1.dot(v2), 1e-6);
EXPECT_NEAR(-s, (-v1) | v2, 1e-6);
EXPECT_NEAR(-s, (-v1).dot(v2), 1e-6);
EXPECT_NEAR(s, v2 | v1, 1e-6);
EXPECT_NEAR(s, v2.dot(v1), 1e-6);
}
template <typename V1, typename V2, typename V3>
void test_cross(const V1 &v1, const V2 &v2, const V3 &res) {
EXPECT_NEAR(0, (v1.cross(v2) - res).norm(), 1e-6);
EXPECT_NEAR(0, (v1 % v2 - res).norm(), 1e-6);
EXPECT_NEAR(0, (v2.cross(v1) + res).norm(), 1e-6);
EXPECT_NEAR(0, (v2 % v1 + res).norm(), 1e-6);
}
TEST_F(OpenMeshVectorTest, BasicLinearAlgebra) {
OpenMesh::Vec3d v(1, 2, 3);
@@ -285,9 +302,15 @@ TEST_F(OpenMeshVectorTest, BasicLinearAlgebra) {
EXPECT_EQ(1, OpenMesh::Vec3d(1, 3, -4).min_abs());
EXPECT_EQ(2, OpenMesh::Vec3d(-4, 2, 3).min_abs());
EXPECT_NEAR(14, OpenMesh::Vec3d(1, 2, 3) | OpenMesh::Vec3d(1, 2, 3), 1e-6);
EXPECT_NEAR(-14, OpenMesh::Vec3d(1, 2, 3) | OpenMesh::Vec3d(-1, -2, -3), 1e-6);
EXPECT_NEAR(14, OpenMesh::Vec3d(-1, -2, -3) | OpenMesh::Vec3d(-1, -2, -3), 1e-6);
test_dot(OpenMesh::Vec3d(1, 2, 3), OpenMesh::Vec3d(1, 2, 3), 14.);
test_dot(OpenMesh::Vec3d(1, 2, 3), OpenMesh::Vec3d(-1, -2, -3), -14.);
test_dot(OpenMesh::Vec3d(1, 2, 3), OpenMesh::Vec3i(1, 2, 3), 14);
test_dot(OpenMesh::Vec3i(1, 2, 3), OpenMesh::Vec3i(1, 2, 3), 14);
test_cross(OpenMesh::Vec3i(2, 0, 0), OpenMesh::Vec3i(0, 3, 0), OpenMesh::Vec3i(0, 0, 6));
test_cross(OpenMesh::Vec3d(2, 0, 0), OpenMesh::Vec3d(0, 3, 0), OpenMesh::Vec3d(0, 0, 6));
test_cross(OpenMesh::Vec3d(2, 0, 0), OpenMesh::Vec3i(0, 3, 0), OpenMesh::Vec3d(0, 0, 6));
}
TEST_F(OpenMeshVectorTest, array_init) {