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189 lines
7.4 KiB
C++
189 lines
7.4 KiB
C++
// This file is part of Eigen, a lightweight C++ template library
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// for linear algebra.
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//
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// Copyright (C) 2008 Gael Guennebaud <g.gael@free.fr>
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// Copyright (C) 2008 Benoit Jacob <jacob.benoit.1@gmail.com>
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//
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// Eigen is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 3 of the License, or (at your option) any later version.
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//
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// Alternatively, you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of
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// the License, or (at your option) any later version.
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//
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// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License and a copy of the GNU General Public License along with
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// Eigen. If not, see <http://www.gnu.org/licenses/>.
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// work around "uninitialized" warnings and give that option some testing
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#define EIGEN_INITIALIZE_MATRICES_BY_ZERO
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#ifndef EIGEN_NO_STATIC_ASSERT
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#define EIGEN_NO_STATIC_ASSERT // turn static asserts into runtime asserts in order to check them
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#endif
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#ifndef EIGEN_DONT_VECTORIZE
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#define EIGEN_DONT_VECTORIZE // SSE intrinsics aren't designed to allow mixing types
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#endif
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#include "main.h"
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using namespace std;
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template<int SizeAtCompileType> void mixingtypes(int size = SizeAtCompileType)
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{
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typedef Matrix<float, SizeAtCompileType, SizeAtCompileType> Mat_f;
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typedef Matrix<double, SizeAtCompileType, SizeAtCompileType> Mat_d;
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typedef Matrix<std::complex<float>, SizeAtCompileType, SizeAtCompileType> Mat_cf;
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typedef Matrix<std::complex<double>, SizeAtCompileType, SizeAtCompileType> Mat_cd;
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typedef Matrix<float, SizeAtCompileType, 1> Vec_f;
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typedef Matrix<double, SizeAtCompileType, 1> Vec_d;
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typedef Matrix<std::complex<float>, SizeAtCompileType, 1> Vec_cf;
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typedef Matrix<std::complex<double>, SizeAtCompileType, 1> Vec_cd;
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Mat_f mf = Mat_f::Random(size,size);
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Mat_d md = mf.template cast<double>();
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Mat_cf mcf = Mat_cf::Random(size,size);
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Mat_cd mcd = mcf.template cast<complex<double> >();
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Vec_f vf = Vec_f::Random(size,1);
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Vec_d vd = vf.template cast<double>();
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Vec_cf vcf = Vec_cf::Random(size,1);
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Vec_cd vcd = vcf.template cast<complex<double> >();
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float sf = ei_random<float>();
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double sd = ei_random<double>();
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complex<float> scf = ei_random<complex<float> >();
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complex<double> scd = ei_random<complex<double> >();
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mf+mf;
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VERIFY_RAISES_ASSERT(mf+md);
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VERIFY_RAISES_ASSERT(mf+mcf);
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VERIFY_RAISES_ASSERT(vf=vd);
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VERIFY_RAISES_ASSERT(vf+=vd);
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VERIFY_RAISES_ASSERT(mcd=md);
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// check scalar products
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VERIFY_IS_APPROX(vcf * sf , vcf * complex<float>(sf));
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VERIFY_IS_APPROX(sd * vcd, complex<double>(sd) * vcd);
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VERIFY_IS_APPROX(vf * scf , vf.template cast<complex<float> >() * scf);
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VERIFY_IS_APPROX(scd * vd, scd * vd.template cast<complex<double> >());
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// check dot product
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vf.dot(vf);
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#if 0 // we get other compilation errors here than just static asserts
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VERIFY_RAISES_ASSERT(vd.dot(vf));
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#endif
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VERIFY_RAISES_ASSERT(vcf.dot(vf)); // yeah eventually we should allow this but i'm too lazy to make that change now in Dot.h
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// especially as that might be rewritten as cwise product .sum() which would make that automatic.
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// check diagonal product
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VERIFY_IS_APPROX(vf.asDiagonal() * mcf, vf.template cast<complex<float> >().asDiagonal() * mcf);
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VERIFY_IS_APPROX(vcd.asDiagonal() * md, vcd.asDiagonal() * md.template cast<complex<double> >());
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VERIFY_IS_APPROX(mcf * vf.asDiagonal(), mcf * vf.template cast<complex<float> >().asDiagonal());
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VERIFY_IS_APPROX(md * vcd.asDiagonal(), md.template cast<complex<double> >() * vcd.asDiagonal());
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// vd.asDiagonal() * mf; // does not even compile
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// vcd.asDiagonal() * mf; // does not even compile
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// check inner product
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VERIFY_IS_APPROX((vf.transpose() * vcf).value(), (vf.template cast<complex<float> >().transpose() * vcf).value());
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// check outer product
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VERIFY_IS_APPROX((vf * vcf.transpose()).eval(), (vf.template cast<complex<float> >() * vcf.transpose()).eval());
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}
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void mixingtypes_large(int size)
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{
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static const int SizeAtCompileType = Dynamic;
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typedef Matrix<float, SizeAtCompileType, SizeAtCompileType> Mat_f;
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typedef Matrix<double, SizeAtCompileType, SizeAtCompileType> Mat_d;
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typedef Matrix<std::complex<float>, SizeAtCompileType, SizeAtCompileType> Mat_cf;
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typedef Matrix<std::complex<double>, SizeAtCompileType, SizeAtCompileType> Mat_cd;
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typedef Matrix<float, SizeAtCompileType, 1> Vec_f;
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typedef Matrix<double, SizeAtCompileType, 1> Vec_d;
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typedef Matrix<std::complex<float>, SizeAtCompileType, 1> Vec_cf;
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typedef Matrix<std::complex<double>, SizeAtCompileType, 1> Vec_cd;
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Mat_f mf(size,size);
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Mat_d md(size,size);
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Mat_cf mcf(size,size);
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Mat_cd mcd(size,size);
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Vec_f vf(size,1);
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Vec_d vd(size,1);
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Vec_cf vcf(size,1);
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Vec_cd vcd(size,1);
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mf*mf;
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// FIXME large products does not allow mixing types
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VERIFY_RAISES_ASSERT(md*mcd);
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VERIFY_RAISES_ASSERT(mcd*md);
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VERIFY_RAISES_ASSERT(mf*vcf);
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VERIFY_RAISES_ASSERT(mcf*vf);
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// VERIFY_RAISES_ASSERT(mcf *= mf); // does not even compile
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// VERIFY_RAISES_ASSERT(vcd = md*vcd); // does not even compile (cannot convert complex to double)
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VERIFY_RAISES_ASSERT(vcf = mcf*vf);
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// VERIFY_RAISES_ASSERT(mf*md); // does not even compile
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// VERIFY_RAISES_ASSERT(mcf*mcd); // does not even compile
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// VERIFY_RAISES_ASSERT(mcf*vcd); // does not even compile
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VERIFY_RAISES_ASSERT(vcf = mf*vf);
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}
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template<int SizeAtCompileType> void mixingtypes_small()
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{
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int size = SizeAtCompileType;
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typedef Matrix<float, SizeAtCompileType, SizeAtCompileType> Mat_f;
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typedef Matrix<double, SizeAtCompileType, SizeAtCompileType> Mat_d;
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typedef Matrix<std::complex<float>, SizeAtCompileType, SizeAtCompileType> Mat_cf;
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typedef Matrix<std::complex<double>, SizeAtCompileType, SizeAtCompileType> Mat_cd;
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typedef Matrix<float, SizeAtCompileType, 1> Vec_f;
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typedef Matrix<double, SizeAtCompileType, 1> Vec_d;
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typedef Matrix<std::complex<float>, SizeAtCompileType, 1> Vec_cf;
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typedef Matrix<std::complex<double>, SizeAtCompileType, 1> Vec_cd;
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Mat_f mf(size,size);
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Mat_d md(size,size);
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Mat_cf mcf(size,size);
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Mat_cd mcd(size,size);
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Vec_f vf(size,1);
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Vec_d vd(size,1);
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Vec_cf vcf(size,1);
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Vec_cd vcd(size,1);
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mf*mf;
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// FIXME shall we discard those products ?
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// 1) currently they work only if SizeAtCompileType is small enough
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// 2) in case we vectorize complexes this might be difficult to still allow that
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md*mcd;
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mcd*md;
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mf*vcf;
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mcf*vf;
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mcf *= mf;
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vcd = md*vcd;
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vcf = mcf*vf;
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// VERIFY_RAISES_ASSERT(mf*md); // does not even compile
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// VERIFY_RAISES_ASSERT(mcf*mcd); // does not even compile
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// VERIFY_RAISES_ASSERT(mcf*vcd); // does not even compile
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VERIFY_RAISES_ASSERT(vcf = mf*vf);
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}
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void test_mixingtypes()
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{
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// check that our operator new is indeed called:
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CALL_SUBTEST_1(mixingtypes<3>());
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CALL_SUBTEST_2(mixingtypes<4>());
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CALL_SUBTEST_3(mixingtypes<Dynamic>(20));
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CALL_SUBTEST_4(mixingtypes_small<4>());
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CALL_SUBTEST_5(mixingtypes_large(20));
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}
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