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add selfadjointView from a trinagularView

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This commit is contained in:
Gael Guennebaud
2009-07-31 17:35:55 +02:00
parent 2796bcabb1
commit 18429156a1
2 changed files with 36 additions and 50 deletions
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65
test/product_trsm.cpp
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@@ -24,12 +24,11 @@
#include "main.h"
template<typename Lhs, typename Rhs>
void solve_ref(const Lhs& lhs, Rhs& rhs)
{
for (int j=0; j<rhs.cols(); ++j)
lhs.solveInPlace(rhs.col(j));
}
#define VERIFY_TRSM(TRI,XB) { \
XB.setRandom(); ref = XB; \
TRI.template solveInPlace(XB); \
VERIFY_IS_APPROX(TRI.toDense() * XB, ref); \
}
template<typename Scalar> void trsm(int size,int cols)
{
@@ -37,53 +36,23 @@ template<typename Scalar> void trsm(int size,int cols)
Matrix<Scalar,Dynamic,Dynamic,ColMajor> cmLhs(size,size);
Matrix<Scalar,Dynamic,Dynamic,RowMajor> rmLhs(size,size);
Matrix<Scalar,Dynamic,Dynamic,ColMajor> cmRef(size,cols), cmRhs(size,cols);
Matrix<Scalar,Dynamic,Dynamic,RowMajor> rmRef(size,cols), rmRhs(size,cols);
cmLhs.setRandom(); cmLhs.diagonal().cwise() += 10;
rmLhs.setRandom(); rmLhs.diagonal().cwise() += 10;
Matrix<Scalar,Dynamic,Dynamic,ColMajor> cmRhs(size,cols), ref(size,cols);
Matrix<Scalar,Dynamic,Dynamic,RowMajor> rmRhs(size,cols);
cmRhs.setRandom(); cmRef = cmRhs;
cmLhs.conjugate().template triangularView<LowerTriangular>().solveInPlace(cmRhs);
solve_ref(cmLhs.conjugate().template triangularView<LowerTriangular>(),cmRef);
VERIFY_IS_APPROX(cmRhs, cmRef);
cmLhs.setRandom(); cmLhs *= 0.1; cmLhs.diagonal().cwise() += 1;
rmLhs.setRandom(); rmLhs *= 0.1; rmLhs.diagonal().cwise() += 1;
cmRhs.setRandom(); cmRef = cmRhs;
cmLhs.conjugate().template triangularView<UpperTriangular>().solveInPlace(cmRhs);
solve_ref(cmLhs.conjugate().template triangularView<UpperTriangular>(),cmRef);
VERIFY_IS_APPROX(cmRhs, cmRef);
rmRhs.setRandom(); rmRef = rmRhs;
cmLhs.template triangularView<LowerTriangular>().solveInPlace(rmRhs);
solve_ref(cmLhs.template triangularView<LowerTriangular>(),rmRef);
VERIFY_IS_APPROX(rmRhs, rmRef);
VERIFY_TRSM(cmLhs.conjugate().template triangularView<LowerTriangular>(), cmRhs);
VERIFY_TRSM(cmLhs .template triangularView<UpperTriangular>(), cmRhs);
VERIFY_TRSM(cmLhs .template triangularView<LowerTriangular>(), rmRhs);
VERIFY_TRSM(cmLhs.conjugate().template triangularView<UpperTriangular>(), rmRhs);
rmRhs.setRandom(); rmRef = rmRhs;
cmLhs.template triangularView<UpperTriangular>().solveInPlace(rmRhs);
solve_ref(cmLhs.template triangularView<UpperTriangular>(),rmRef);
VERIFY_IS_APPROX(rmRhs, rmRef);
VERIFY_TRSM(cmLhs.conjugate().template triangularView<UnitLowerTriangular>(), cmRhs);
VERIFY_TRSM(cmLhs .template triangularView<UnitUpperTriangular>(), rmRhs);
cmRhs.setRandom(); cmRef = cmRhs;
rmLhs.template triangularView<UnitLowerTriangular>().solveInPlace(cmRhs);
solve_ref(rmLhs.template triangularView<UnitLowerTriangular>(),cmRef);
VERIFY_IS_APPROX(cmRhs, cmRef);
cmRhs.setRandom(); cmRef = cmRhs;
rmLhs.template triangularView<UnitUpperTriangular>().solveInPlace(cmRhs);
solve_ref(rmLhs.template triangularView<UnitUpperTriangular>(),cmRef);
VERIFY_IS_APPROX(cmRhs, cmRef);
rmRhs.setRandom(); rmRef = rmRhs;
rmLhs.template triangularView<LowerTriangular>().solveInPlace(rmRhs);
solve_ref(rmLhs.template triangularView<LowerTriangular>(),rmRef);
VERIFY_IS_APPROX(rmRhs, rmRef);
rmRhs.setRandom(); rmRef = rmRhs;
rmLhs.template triangularView<UpperTriangular>().solveInPlace(rmRhs);
solve_ref(rmLhs.template triangularView<UpperTriangular>(),rmRef);
VERIFY_IS_APPROX(rmRhs, rmRef);
VERIFY_TRSM(rmLhs .template triangularView<LowerTriangular>(), cmRhs);
VERIFY_TRSM(rmLhs.conjugate().template triangularView<UnitUpperTriangular>(), rmRhs);
}
void test_product_trsm()