diff options
Diffstat (limited to 'test/evaluators.cpp')
| -rw-r--r-- | test/evaluators.cpp | 353 |
1 files changed, 181 insertions, 172 deletions
diff --git a/test/evaluators.cpp b/test/evaluators.cpp index 3081d7858..e3922c1be 100644 --- a/test/evaluators.cpp +++ b/test/evaluators.cpp @@ -29,25 +29,27 @@ void test_evaluators() VERIFY_IS_APPROX(w,v_const.transpose().eval()); // Testing Array evaluator - ArrayXXf a(2,3); - ArrayXXf b(3,2); - a << 1,2,3, 4,5,6; - const ArrayXXf a_const(a); + { + ArrayXXf a(2,3); + ArrayXXf b(3,2); + a << 1,2,3, 4,5,6; + const ArrayXXf a_const(a); - VERIFY_IS_APPROX_EVALUATOR(b, a.transpose()); + VERIFY_IS_APPROX_EVALUATOR(b, a.transpose()); - VERIFY_IS_APPROX_EVALUATOR(b, a_const.transpose()); + VERIFY_IS_APPROX_EVALUATOR(b, a_const.transpose()); - // Testing CwiseNullaryOp evaluator - copy_using_evaluator(w, RowVector2d::Random()); - VERIFY((w.array() >= -1).all() && (w.array() <= 1).all()); // not easy to test ... + // Testing CwiseNullaryOp evaluator + copy_using_evaluator(w, RowVector2d::Random()); + VERIFY((w.array() >= -1).all() && (w.array() <= 1).all()); // not easy to test ... - VERIFY_IS_APPROX_EVALUATOR(w, RowVector2d::Zero()); + VERIFY_IS_APPROX_EVALUATOR(w, RowVector2d::Zero()); - VERIFY_IS_APPROX_EVALUATOR(w, RowVector2d::Constant(3)); - - // mix CwiseNullaryOp and transpose - VERIFY_IS_APPROX_EVALUATOR(w, Vector2d::Zero().transpose()); + VERIFY_IS_APPROX_EVALUATOR(w, RowVector2d::Constant(3)); + + // mix CwiseNullaryOp and transpose + VERIFY_IS_APPROX_EVALUATOR(w, Vector2d::Zero().transpose()); + } { // test product expressions @@ -114,164 +116,171 @@ void test_evaluators() VERIFY_IS_APPROX_EVALUATOR2(resXX, prod(mXX,mXX), mXX*mXX); } - // this does not work because Random is eval-before-nested: - // copy_using_evaluator(w, Vector2d::Random().transpose()); - - // test CwiseUnaryOp - VERIFY_IS_APPROX_EVALUATOR(v2, 3 * v); - VERIFY_IS_APPROX_EVALUATOR(w, (3 * v).transpose()); - VERIFY_IS_APPROX_EVALUATOR(b, (a + 3).transpose()); - VERIFY_IS_APPROX_EVALUATOR(b, (2 * a_const + 3).transpose()); - - // test CwiseBinaryOp - VERIFY_IS_APPROX_EVALUATOR(v2, v + Vector2d::Ones()); - VERIFY_IS_APPROX_EVALUATOR(w, (v + Vector2d::Ones()).transpose().cwiseProduct(RowVector2d::Constant(3))); - - // dynamic matrices and arrays - MatrixXd mat1(6,6), mat2(6,6); - VERIFY_IS_APPROX_EVALUATOR(mat1, MatrixXd::Identity(6,6)); - VERIFY_IS_APPROX_EVALUATOR(mat2, mat1); - copy_using_evaluator(mat2.transpose(), mat1); - VERIFY_IS_APPROX(mat2.transpose(), mat1); - - ArrayXXd arr1(6,6), arr2(6,6); - VERIFY_IS_APPROX_EVALUATOR(arr1, ArrayXXd::Constant(6,6, 3.0)); - VERIFY_IS_APPROX_EVALUATOR(arr2, arr1); - - // test automatic resizing - mat2.resize(3,3); - VERIFY_IS_APPROX_EVALUATOR(mat2, mat1); - arr2.resize(9,9); - VERIFY_IS_APPROX_EVALUATOR(arr2, arr1); - - // test direct traversal - Matrix3f m3; - Array33f a3; - VERIFY_IS_APPROX_EVALUATOR(m3, Matrix3f::Identity()); // matrix, nullary - // TODO: find a way to test direct traversal with array - VERIFY_IS_APPROX_EVALUATOR(m3.transpose(), Matrix3f::Identity().transpose()); // transpose - VERIFY_IS_APPROX_EVALUATOR(m3, 2 * Matrix3f::Identity()); // unary - VERIFY_IS_APPROX_EVALUATOR(m3, Matrix3f::Identity() + Matrix3f::Zero()); // binary - VERIFY_IS_APPROX_EVALUATOR(m3.block(0,0,2,2), Matrix3f::Identity().block(1,1,2,2)); // block - - // test linear traversal - VERIFY_IS_APPROX_EVALUATOR(m3, Matrix3f::Zero()); // matrix, nullary - VERIFY_IS_APPROX_EVALUATOR(a3, Array33f::Zero()); // array - VERIFY_IS_APPROX_EVALUATOR(m3.transpose(), Matrix3f::Zero().transpose()); // transpose - VERIFY_IS_APPROX_EVALUATOR(m3, 2 * Matrix3f::Zero()); // unary - VERIFY_IS_APPROX_EVALUATOR(m3, Matrix3f::Zero() + m3); // binary - - // test inner vectorization - Matrix4f m4, m4src = Matrix4f::Random(); - Array44f a4, a4src = Matrix4f::Random(); - VERIFY_IS_APPROX_EVALUATOR(m4, m4src); // matrix - VERIFY_IS_APPROX_EVALUATOR(a4, a4src); // array - VERIFY_IS_APPROX_EVALUATOR(m4.transpose(), m4src.transpose()); // transpose - // TODO: find out why Matrix4f::Zero() does not allow inner vectorization - VERIFY_IS_APPROX_EVALUATOR(m4, 2 * m4src); // unary - VERIFY_IS_APPROX_EVALUATOR(m4, m4src + m4src); // binary - - // test linear vectorization - MatrixXf mX(6,6), mXsrc = MatrixXf::Random(6,6); - ArrayXXf aX(6,6), aXsrc = ArrayXXf::Random(6,6); - VERIFY_IS_APPROX_EVALUATOR(mX, mXsrc); // matrix - VERIFY_IS_APPROX_EVALUATOR(aX, aXsrc); // array - VERIFY_IS_APPROX_EVALUATOR(mX.transpose(), mXsrc.transpose()); // transpose - VERIFY_IS_APPROX_EVALUATOR(mX, MatrixXf::Zero(6,6)); // nullary - VERIFY_IS_APPROX_EVALUATOR(mX, 2 * mXsrc); // unary - VERIFY_IS_APPROX_EVALUATOR(mX, mXsrc + mXsrc); // binary - - // test blocks and slice vectorization - VERIFY_IS_APPROX_EVALUATOR(m4, (mXsrc.block<4,4>(1,0))); - VERIFY_IS_APPROX_EVALUATOR(aX, ArrayXXf::Constant(10, 10, 3.0).block(2, 3, 6, 6)); - - Matrix4f m4ref = m4; - copy_using_evaluator(m4.block(1, 1, 2, 3), m3.bottomRows(2)); - m4ref.block(1, 1, 2, 3) = m3.bottomRows(2); - VERIFY_IS_APPROX(m4, m4ref); - - mX.setIdentity(20,20); - MatrixXf mXref = MatrixXf::Identity(20,20); - mXsrc = MatrixXf::Random(9,12); - copy_using_evaluator(mX.block(4, 4, 9, 12), mXsrc); - mXref.block(4, 4, 9, 12) = mXsrc; - VERIFY_IS_APPROX(mX, mXref); - - // test Map - const float raw[3] = {1,2,3}; - float buffer[3] = {0,0,0}; - Vector3f v3; - Array3f a3f; - VERIFY_IS_APPROX_EVALUATOR(v3, Map<const Vector3f>(raw)); - VERIFY_IS_APPROX_EVALUATOR(a3f, Map<const Array3f>(raw)); - Vector3f::Map(buffer) = 2*v3; - VERIFY(buffer[0] == 2); - VERIFY(buffer[1] == 4); - VERIFY(buffer[2] == 6); - - // test CwiseUnaryView - mat1.setRandom(); - mat2.setIdentity(); - MatrixXcd matXcd(6,6), matXcd_ref(6,6); - copy_using_evaluator(matXcd.real(), mat1); - copy_using_evaluator(matXcd.imag(), mat2); - matXcd_ref.real() = mat1; - matXcd_ref.imag() = mat2; - VERIFY_IS_APPROX(matXcd, matXcd_ref); - - // test Select - VERIFY_IS_APPROX_EVALUATOR(aX, (aXsrc > 0).select(aXsrc, -aXsrc)); - - // test Replicate - mXsrc = MatrixXf::Random(6, 6); - VectorXf vX = VectorXf::Random(6); - mX.resize(6, 6); - VERIFY_IS_APPROX_EVALUATOR(mX, mXsrc.colwise() + vX); - matXcd.resize(12, 12); - VERIFY_IS_APPROX_EVALUATOR(matXcd, matXcd_ref.replicate(2,2)); - VERIFY_IS_APPROX_EVALUATOR(matXcd, (matXcd_ref.replicate<2,2>())); - - // test partial reductions - VectorXd vec1(6); - VERIFY_IS_APPROX_EVALUATOR(vec1, mat1.rowwise().sum()); - VERIFY_IS_APPROX_EVALUATOR(vec1, mat1.colwise().sum().transpose()); - - // test MatrixWrapper and ArrayWrapper - mat1.setRandom(6,6); - arr1.setRandom(6,6); - VERIFY_IS_APPROX_EVALUATOR(mat2, arr1.matrix()); - VERIFY_IS_APPROX_EVALUATOR(arr2, mat1.array()); - VERIFY_IS_APPROX_EVALUATOR(mat2, (arr1 + 2).matrix()); - VERIFY_IS_APPROX_EVALUATOR(arr2, mat1.array() + 2); - mat2.array() = arr1 * arr1; - VERIFY_IS_APPROX(mat2, (arr1 * arr1).matrix()); - arr2.matrix() = MatrixXd::Identity(6,6); - VERIFY_IS_APPROX(arr2, MatrixXd::Identity(6,6).array()); - - // test Reverse - VERIFY_IS_APPROX_EVALUATOR(arr2, arr1.reverse()); - VERIFY_IS_APPROX_EVALUATOR(arr2, arr1.colwise().reverse()); - VERIFY_IS_APPROX_EVALUATOR(arr2, arr1.rowwise().reverse()); - arr2.reverse() = arr1; - VERIFY_IS_APPROX(arr2, arr1.reverse()); - mat2.array() = mat1.array().reverse(); - VERIFY_IS_APPROX(mat2.array(), mat1.array().reverse()); - - // test Diagonal - VERIFY_IS_APPROX_EVALUATOR(vec1, mat1.diagonal()); - vec1.resize(5); - VERIFY_IS_APPROX_EVALUATOR(vec1, mat1.diagonal(1)); - VERIFY_IS_APPROX_EVALUATOR(vec1, mat1.diagonal<-1>()); - vec1.setRandom(); - - mat2 = mat1; - copy_using_evaluator(mat1.diagonal(1), vec1); - mat2.diagonal(1) = vec1; - VERIFY_IS_APPROX(mat1, mat2); - - copy_using_evaluator(mat1.diagonal<-1>(), mat1.diagonal(1)); - mat2.diagonal<-1>() = mat2.diagonal(1); - VERIFY_IS_APPROX(mat1, mat2); + { + ArrayXXf a(2,3); + ArrayXXf b(3,2); + a << 1,2,3, 4,5,6; + const ArrayXXf a_const(a); + + // this does not work because Random is eval-before-nested: + // copy_using_evaluator(w, Vector2d::Random().transpose()); + + // test CwiseUnaryOp + VERIFY_IS_APPROX_EVALUATOR(v2, 3 * v); + VERIFY_IS_APPROX_EVALUATOR(w, (3 * v).transpose()); + VERIFY_IS_APPROX_EVALUATOR(b, (a + 3).transpose()); + VERIFY_IS_APPROX_EVALUATOR(b, (2 * a_const + 3).transpose()); + + // test CwiseBinaryOp + VERIFY_IS_APPROX_EVALUATOR(v2, v + Vector2d::Ones()); + VERIFY_IS_APPROX_EVALUATOR(w, (v + Vector2d::Ones()).transpose().cwiseProduct(RowVector2d::Constant(3))); + + // dynamic matrices and arrays + MatrixXd mat1(6,6), mat2(6,6); + VERIFY_IS_APPROX_EVALUATOR(mat1, MatrixXd::Identity(6,6)); + VERIFY_IS_APPROX_EVALUATOR(mat2, mat1); + copy_using_evaluator(mat2.transpose(), mat1); + VERIFY_IS_APPROX(mat2.transpose(), mat1); + + ArrayXXd arr1(6,6), arr2(6,6); + VERIFY_IS_APPROX_EVALUATOR(arr1, ArrayXXd::Constant(6,6, 3.0)); + VERIFY_IS_APPROX_EVALUATOR(arr2, arr1); + + // test automatic resizing + mat2.resize(3,3); + VERIFY_IS_APPROX_EVALUATOR(mat2, mat1); + arr2.resize(9,9); + VERIFY_IS_APPROX_EVALUATOR(arr2, arr1); + + // test direct traversal + Matrix3f m3; + Array33f a3; + VERIFY_IS_APPROX_EVALUATOR(m3, Matrix3f::Identity()); // matrix, nullary + // TODO: find a way to test direct traversal with array + VERIFY_IS_APPROX_EVALUATOR(m3.transpose(), Matrix3f::Identity().transpose()); // transpose + VERIFY_IS_APPROX_EVALUATOR(m3, 2 * Matrix3f::Identity()); // unary + VERIFY_IS_APPROX_EVALUATOR(m3, Matrix3f::Identity() + Matrix3f::Zero()); // binary + VERIFY_IS_APPROX_EVALUATOR(m3.block(0,0,2,2), Matrix3f::Identity().block(1,1,2,2)); // block + + // test linear traversal + VERIFY_IS_APPROX_EVALUATOR(m3, Matrix3f::Zero()); // matrix, nullary + VERIFY_IS_APPROX_EVALUATOR(a3, Array33f::Zero()); // array + VERIFY_IS_APPROX_EVALUATOR(m3.transpose(), Matrix3f::Zero().transpose()); // transpose + VERIFY_IS_APPROX_EVALUATOR(m3, 2 * Matrix3f::Zero()); // unary + VERIFY_IS_APPROX_EVALUATOR(m3, Matrix3f::Zero() + m3); // binary + + // test inner vectorization + Matrix4f m4, m4src = Matrix4f::Random(); + Array44f a4, a4src = Matrix4f::Random(); + VERIFY_IS_APPROX_EVALUATOR(m4, m4src); // matrix + VERIFY_IS_APPROX_EVALUATOR(a4, a4src); // array + VERIFY_IS_APPROX_EVALUATOR(m4.transpose(), m4src.transpose()); // transpose + // TODO: find out why Matrix4f::Zero() does not allow inner vectorization + VERIFY_IS_APPROX_EVALUATOR(m4, 2 * m4src); // unary + VERIFY_IS_APPROX_EVALUATOR(m4, m4src + m4src); // binary + + // test linear vectorization + MatrixXf mX(6,6), mXsrc = MatrixXf::Random(6,6); + ArrayXXf aX(6,6), aXsrc = ArrayXXf::Random(6,6); + VERIFY_IS_APPROX_EVALUATOR(mX, mXsrc); // matrix + VERIFY_IS_APPROX_EVALUATOR(aX, aXsrc); // array + VERIFY_IS_APPROX_EVALUATOR(mX.transpose(), mXsrc.transpose()); // transpose + VERIFY_IS_APPROX_EVALUATOR(mX, MatrixXf::Zero(6,6)); // nullary + VERIFY_IS_APPROX_EVALUATOR(mX, 2 * mXsrc); // unary + VERIFY_IS_APPROX_EVALUATOR(mX, mXsrc + mXsrc); // binary + + // test blocks and slice vectorization + VERIFY_IS_APPROX_EVALUATOR(m4, (mXsrc.block<4,4>(1,0))); + VERIFY_IS_APPROX_EVALUATOR(aX, ArrayXXf::Constant(10, 10, 3.0).block(2, 3, 6, 6)); + + Matrix4f m4ref = m4; + copy_using_evaluator(m4.block(1, 1, 2, 3), m3.bottomRows(2)); + m4ref.block(1, 1, 2, 3) = m3.bottomRows(2); + VERIFY_IS_APPROX(m4, m4ref); + + mX.setIdentity(20,20); + MatrixXf mXref = MatrixXf::Identity(20,20); + mXsrc = MatrixXf::Random(9,12); + copy_using_evaluator(mX.block(4, 4, 9, 12), mXsrc); + mXref.block(4, 4, 9, 12) = mXsrc; + VERIFY_IS_APPROX(mX, mXref); + + // test Map + const float raw[3] = {1,2,3}; + float buffer[3] = {0,0,0}; + Vector3f v3; + Array3f a3f; + VERIFY_IS_APPROX_EVALUATOR(v3, Map<const Vector3f>(raw)); + VERIFY_IS_APPROX_EVALUATOR(a3f, Map<const Array3f>(raw)); + Vector3f::Map(buffer) = 2*v3; + VERIFY(buffer[0] == 2); + VERIFY(buffer[1] == 4); + VERIFY(buffer[2] == 6); + + // test CwiseUnaryView + mat1.setRandom(); + mat2.setIdentity(); + MatrixXcd matXcd(6,6), matXcd_ref(6,6); + copy_using_evaluator(matXcd.real(), mat1); + copy_using_evaluator(matXcd.imag(), mat2); + matXcd_ref.real() = mat1; + matXcd_ref.imag() = mat2; + VERIFY_IS_APPROX(matXcd, matXcd_ref); + + // test Select + VERIFY_IS_APPROX_EVALUATOR(aX, (aXsrc > 0).select(aXsrc, -aXsrc)); + + // test Replicate + mXsrc = MatrixXf::Random(6, 6); + VectorXf vX = VectorXf::Random(6); + mX.resize(6, 6); + VERIFY_IS_APPROX_EVALUATOR(mX, mXsrc.colwise() + vX); + matXcd.resize(12, 12); + VERIFY_IS_APPROX_EVALUATOR(matXcd, matXcd_ref.replicate(2,2)); + VERIFY_IS_APPROX_EVALUATOR(matXcd, (matXcd_ref.replicate<2,2>())); + + // test partial reductions + VectorXd vec1(6); + VERIFY_IS_APPROX_EVALUATOR(vec1, mat1.rowwise().sum()); + VERIFY_IS_APPROX_EVALUATOR(vec1, mat1.colwise().sum().transpose()); + + // test MatrixWrapper and ArrayWrapper + mat1.setRandom(6,6); + arr1.setRandom(6,6); + VERIFY_IS_APPROX_EVALUATOR(mat2, arr1.matrix()); + VERIFY_IS_APPROX_EVALUATOR(arr2, mat1.array()); + VERIFY_IS_APPROX_EVALUATOR(mat2, (arr1 + 2).matrix()); + VERIFY_IS_APPROX_EVALUATOR(arr2, mat1.array() + 2); + mat2.array() = arr1 * arr1; + VERIFY_IS_APPROX(mat2, (arr1 * arr1).matrix()); + arr2.matrix() = MatrixXd::Identity(6,6); + VERIFY_IS_APPROX(arr2, MatrixXd::Identity(6,6).array()); + + // test Reverse + VERIFY_IS_APPROX_EVALUATOR(arr2, arr1.reverse()); + VERIFY_IS_APPROX_EVALUATOR(arr2, arr1.colwise().reverse()); + VERIFY_IS_APPROX_EVALUATOR(arr2, arr1.rowwise().reverse()); + arr2.reverse() = arr1; + VERIFY_IS_APPROX(arr2, arr1.reverse()); + mat2.array() = mat1.array().reverse(); + VERIFY_IS_APPROX(mat2.array(), mat1.array().reverse()); + + // test Diagonal + VERIFY_IS_APPROX_EVALUATOR(vec1, mat1.diagonal()); + vec1.resize(5); + VERIFY_IS_APPROX_EVALUATOR(vec1, mat1.diagonal(1)); + VERIFY_IS_APPROX_EVALUATOR(vec1, mat1.diagonal<-1>()); + vec1.setRandom(); + + mat2 = mat1; + copy_using_evaluator(mat1.diagonal(1), vec1); + mat2.diagonal(1) = vec1; + VERIFY_IS_APPROX(mat1, mat2); + + copy_using_evaluator(mat1.diagonal<-1>(), mat1.diagonal(1)); + mat2.diagonal<-1>() = mat2.diagonal(1); + VERIFY_IS_APPROX(mat1, mat2); + } { // test swapping |