void test_mapped_matrix()
{
for(int i = 0; i < g_repeat; i++) {
CALL_SUBTEST_1( map_class_vector(Matrix<float, 1, 1>()) );
CALL_SUBTEST_1( check_const_correctness(Matrix<float, 1, 1>()) );
CALL_SUBTEST_2( map_class_vector(Vector4d()) );
CALL_SUBTEST_2( map_class_vector(VectorXd(13)) );
CALL_SUBTEST_2( check_const_correctness(Matrix4d()) );
CALL_SUBTEST_3( map_class_vector(RowVector4f()) );
CALL_SUBTEST_4( map_class_vector(VectorXcf(8)) );
CALL_SUBTEST_5( map_class_vector(VectorXi(12)) );
CALL_SUBTEST_5( check_const_correctness(VectorXi(12)) );
CALL_SUBTEST_1( map_class_matrix(Matrix<float, 1, 1>()) );
CALL_SUBTEST_2( map_class_matrix(Matrix4d()) );
CALL_SUBTEST_11( map_class_matrix(Matrix<float,3,5>()) );
CALL_SUBTEST_4( map_class_matrix(MatrixXcf(internal::random<int>(1,10),internal::random<int>(1,10))) );
CALL_SUBTEST_5( map_class_matrix(MatrixXi(internal::random<int>(1,10),internal::random<int>(1,10))) );
CALL_SUBTEST_6( map_static_methods(Matrix<double, 1, 1>()) );
CALL_SUBTEST_7( map_static_methods(Vector3f()) );
CALL_SUBTEST_8( map_static_methods(RowVector3d()) );
CALL_SUBTEST_9( map_static_methods(VectorXcd(8)) );
CALL_SUBTEST_10( map_static_methods(VectorXf(12)) );
CALL_SUBTEST_11( map_not_aligned_on_scalar<double>() );
}
}
void test_nullary()
{
CALL_SUBTEST_1( testMatrixType(Matrix2d()) );
CALL_SUBTEST_2( testMatrixType(MatrixXcf(internal::random<int>(1,300),internal::random<int>(1,300))) );
CALL_SUBTEST_3( testMatrixType(MatrixXf(internal::random<int>(1,300),internal::random<int>(1,300))) );
for(int i = 0; i < g_repeat; i++) {
CALL_SUBTEST_4( testVectorType(VectorXd(internal::random<int>(1,300))) );
CALL_SUBTEST_5( testVectorType(Vector4d()) ); // regression test for bug 232
CALL_SUBTEST_6( testVectorType(Vector3d()) );
CALL_SUBTEST_7( testVectorType(VectorXf(internal::random<int>(1,300))) );
CALL_SUBTEST_8( testVectorType(Vector3f()) );
CALL_SUBTEST_8( testVectorType(Vector4f()) );
CALL_SUBTEST_8( testVectorType(Matrix<float,8,1>()) );
CALL_SUBTEST_8( testVectorType(Matrix<float,1,1>()) );
CALL_SUBTEST_9( testVectorType(VectorXi(internal::random<int>(1,300))) );
CALL_SUBTEST_9( testVectorType(Matrix<int,1,1>()) );
}
#ifdef EIGEN_TEST_PART_6
// Assignment of a RowVectorXd to a MatrixXd (regression test for bug #79).
VERIFY( (MatrixXd(RowVectorXd::LinSpaced(3, 0, 1)) - RowVector3d(0, 0.5, 1)).norm() < std::numeric_limits<double>::epsilon() );
#endif
}
void testVectorType(const VectorType& base)
{
typedef typename internal::traits<VectorType>::Index Index;
typedef typename internal::traits<VectorType>::Scalar Scalar;
const Index size = base.size();
Scalar high = internal::random<Scalar>(-500,500);
Scalar low = (size == 1 ? high : internal::random<Scalar>(-500,500));
if (low>high) std::swap(low,high);
const Scalar step = ((size == 1) ? 1 : (high-low)/(size-1));
// check whether the result yields what we expect it to do
VectorType m(base);
m.setLinSpaced(size,low,high);
VectorType n(size);
for (int i=0; i<size; ++i)
n(i) = low+i*step;
VERIFY_IS_APPROX(m,n);
// random access version
m = VectorType::LinSpaced(size,low,high);
VERIFY_IS_APPROX(m,n);
// Assignment of a RowVectorXd to a MatrixXd (regression test for bug #79).
VERIFY( (MatrixXd(RowVectorXd::LinSpaced(3, 0, 1)) - RowVector3d(0, 0.5, 1)).norm() < std::numeric_limits<Scalar>::epsilon() );
// These guys sometimes fail! This is not good. Any ideas how to fix them!?
//VERIFY( m(m.size()-1) == high );
//VERIFY( m(0) == low );
// sequential access version
m = VectorType::LinSpaced(Sequential,size,low,high);
VERIFY_IS_APPROX(m,n);
// These guys sometimes fail! This is not good. Any ideas how to fix them!?
//VERIFY( m(m.size()-1) == high );
//VERIFY( m(0) == low );
// check whether everything works with row and col major vectors
Matrix<Scalar,Dynamic,1> row_vector(size);
Matrix<Scalar,1,Dynamic> col_vector(size);
row_vector.setLinSpaced(size,low,high);
col_vector.setLinSpaced(size,low,high);
VERIFY( row_vector.isApprox(col_vector.transpose(), NumTraits<Scalar>::epsilon()));
Matrix<Scalar,Dynamic,1> size_changer(size+50);
size_changer.setLinSpaced(size,low,high);
VERIFY( size_changer.size() == size );
typedef Matrix<Scalar,1,1> ScalarMatrix;
ScalarMatrix scalar;
scalar.setLinSpaced(1,low,high);
VERIFY_IS_APPROX( scalar, ScalarMatrix::Constant(high) );
VERIFY_IS_APPROX( ScalarMatrix::LinSpaced(1,low,high), ScalarMatrix::Constant(high) );
}
void test_eigen2_map()
{
for(int i = 0; i < g_repeat; i++) {
CALL_SUBTEST_1( map_class_vector(Matrix<float, 1, 1>()) );
CALL_SUBTEST_2( map_class_vector(Vector4d()) );
CALL_SUBTEST_3( map_class_vector(RowVector4f()) );
CALL_SUBTEST_4( map_class_vector(VectorXcf(8)) );
CALL_SUBTEST_5( map_class_vector(VectorXi(12)) );
CALL_SUBTEST_1( map_class_matrix(Matrix<float, 1, 1>()) );
CALL_SUBTEST_2( map_class_matrix(Matrix4d()) );
CALL_SUBTEST_6( map_class_matrix(Matrix<float,3,5>()) );
CALL_SUBTEST_4( map_class_matrix(MatrixXcf(ei_random<int>(1,10),ei_random<int>(1,10))) );
CALL_SUBTEST_5( map_class_matrix(MatrixXi(ei_random<int>(1,10),ei_random<int>(1,10))) );
CALL_SUBTEST_1( map_static_methods(Matrix<double, 1, 1>()) );
CALL_SUBTEST_2( map_static_methods(Vector3f()) );
CALL_SUBTEST_7( map_static_methods(RowVector3d()) );
CALL_SUBTEST_4( map_static_methods(VectorXcd(8)) );
CALL_SUBTEST_5( map_static_methods(VectorXf(12)) );
}
}