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fix spasre triangular solve for row major lower matrices

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Gael Guennebaud
2009-12-14 10:25:21 +01:00
parent 9facdaf7b9
commit 7a9988ebb6
2 changed files with 11 additions and 1 deletions
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10
test/sparse_solvers.cpp
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@@ -73,7 +73,15 @@ template<typename Scalar> void sparse_solvers(int rows, int cols)
VERIFY_IS_APPROX(refMat2.template triangularView<UpperTriangular>().solve(vec2),
m2.template triangularView<UpperTriangular>().solve(vec3));
// TODO test row major
// lower - transpose
initSparse<Scalar>(density, refMat2, m2, ForceNonZeroDiag|MakeLowerTriangular, &zeroCoords, &nonzeroCoords);
VERIFY_IS_APPROX(refMat2.template marked<LowerTriangular>().transpose().solveTriangular(vec2),
m2.template marked<LowerTriangular>().transpose().solveTriangular(vec3));
// upper - transpose
initSparse<Scalar>(density, refMat2, m2, ForceNonZeroDiag|MakeUpperTriangular, &zeroCoords, &nonzeroCoords);
VERIFY_IS_APPROX(refMat2.template marked<UpperTriangular>().transpose().solveTriangular(vec2),
m2.template marked<UpperTriangular>().transpose().solveTriangular(vec3));
SparseMatrix<Scalar> matB(rows, rows);
DenseMatrix refMatB = DenseMatrix::Zero(rows, rows);