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Update GPU solver and solve_transposed_3x3() tests

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This commit is contained in:
Tong Dong Qiu
2021-12-06 11:57:24 +01:00
parent 374f8276dc
commit a5ed003418
3 changed files with 47 additions and 21 deletions
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54
tests/test_solvetransposed3x3.cpp
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@@ -32,24 +32,48 @@ BOOST_AUTO_TEST_CASE(testsolvetransposed3x3)
const unsigned numTests = 3;
const unsigned blockSize = 3;
std::vector<std::vector<double> > A = {{-0.0973322, 1.18758e-08, -0.000185231,
0.125114, 1.24919e-11, 0,
-11.3854, 1.32995e-06, 0.065447},
{-0.00354818, 2.24354e-08, 55.9563,
0.284031, 2.83543e-11, 0,
-62.1156, 0.000392767, 6350.26},
{1, 0, 2,
3, 1, 0,
0, 0, 3}};
std::vector<std::vector<double> > A = {{4, 2, 1,
3, 4, 2,
2, 4, 3},
{1, 2, 4,
1, 3, 2,
2, 4, 2},
{1, 2, 2,
1, 3, 5,
3, 2, 4}};
std::vector<double> b = {0, 1, 0};
std::vector<double> x(blockSize);
std::vector<std::vector<double> > x_expected = {{63886256.67, 66154278, 180813.715},
{-290820.58, 556792.09, 2562.61063},
{-3, 1, 2}};
std::vector<std::vector<double> > b = {{0, 1, 0},
{1, 3, 5},
{2, 4, 5}};
std::vector<std::vector<double> > x_expected = {{-0.5, 1, -0.5},
{ 1, 1, -0.5},
{ 1.3, 0.4, 0.1}};
for (unsigned testId = 0; testId < numTests; ++testId) {
Opm::Accelerator::solve_transposed_3x3(A[testId].data(), b.data(), x.data());
std::vector<double> x(blockSize);
Opm::Accelerator::solve_transposed_3x3(A[testId].data(), b[testId].data(), x.data());
for (unsigned i = 0; i < blockSize; ++i) {
BOOST_CHECK_CLOSE(x[i], x_expected[testId][i], 1e-6);
}
}
// retest cases using Dune methods
using Mat3 = Dune::FieldMatrix<double, 3, 3>;
using Vec3 = Dune::FieldVector<double, 3>;
for (unsigned testId = 0; testId < numTests; ++testId) {
Mat3 a3 = {{ A[testId][0], A[testId][1], A[testId][2] },
{ A[testId][3], A[testId][4], A[testId][5] },
{ A[testId][6], A[testId][7], A[testId][8] } };
Vec3 y({b[testId][0], b[testId][1], b[testId][2]});
Mat3 b3 = a3;
// b3 = inv(a3^T)
Dune::FMatrixHelp::invertMatrix_retTransposed(a3, b3);
// x = b3 * y
Vec3 x = Dune::FMatrixHelp::mult(b3, y);
for (unsigned i = 0; i < blockSize; ++i) {
BOOST_CHECK_CLOSE(x[i], x_expected[testId][i], 1e-6);