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// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
// Copyright (C) 2008 Benoit Jacob <jacob.benoit.1@gmail.com>
//
// Eigen is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 3 of the License, or (at your option) any later version.
//
// Alternatively, you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of
// the License, or (at your option) any later version.
//
// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License and a copy of the GNU General Public License along with
// Eigen. If not, see <http://www.gnu.org/licenses/>.
// work around "uninitialized" warnings and give that option some testing
#define EIGEN_INITIALIZE_MATRICES_BY_ZERO
#ifndef EIGEN_NO_STATIC_ASSERT
#define EIGEN_NO_STATIC_ASSERT // turn static asserts into runtime asserts in order to check them
#endif
// #ifndef EIGEN_DONT_VECTORIZE
// #define EIGEN_DONT_VECTORIZE // SSE intrinsics aren't designed to allow mixing types
// #endif
#include "main.h"
using namespace std;
template<int SizeAtCompileType> void mixingtypes(int size = SizeAtCompileType)
{
typedef std::complex<float> CF;
typedef std::complex<double> CD;
typedef Matrix<float, SizeAtCompileType, SizeAtCompileType> Mat_f;
typedef Matrix<double, SizeAtCompileType, SizeAtCompileType> Mat_d;
typedef Matrix<std::complex<float>, SizeAtCompileType, SizeAtCompileType> Mat_cf;
typedef Matrix<std::complex<double>, SizeAtCompileType, SizeAtCompileType> Mat_cd;
typedef Matrix<float, SizeAtCompileType, 1> Vec_f;
typedef Matrix<double, SizeAtCompileType, 1> Vec_d;
typedef Matrix<std::complex<float>, SizeAtCompileType, 1> Vec_cf;
typedef Matrix<std::complex<double>, SizeAtCompileType, 1> Vec_cd;
Mat_f mf = Mat_f::Random(size,size);
Mat_d md = mf.template cast<double>();
Mat_cf mcf = Mat_cf::Random(size,size);
Mat_cd mcd = mcf.template cast<complex<double> >();
Vec_f vf = Vec_f::Random(size,1);
Vec_d vd = vf.template cast<double>();
Vec_cf vcf = Vec_cf::Random(size,1);
Vec_cd vcd = vcf.template cast<complex<double> >();
float sf = ei_random<float>();
double sd = ei_random<double>();
complex<float> scf = ei_random<complex<float> >();
complex<double> scd = ei_random<complex<double> >();
mf+mf;
VERIFY_RAISES_ASSERT(mf+md);
VERIFY_RAISES_ASSERT(mf+mcf);
VERIFY_RAISES_ASSERT(vf=vd);
VERIFY_RAISES_ASSERT(vf+=vd);
VERIFY_RAISES_ASSERT(mcd=md);
// check scalar products
VERIFY_IS_APPROX(vcf * sf , vcf * complex<float>(sf));
VERIFY_IS_APPROX(sd * vcd, complex<double>(sd) * vcd);
VERIFY_IS_APPROX(vf * scf , vf.template cast<complex<float> >() * scf);
VERIFY_IS_APPROX(scd * vd, scd * vd.template cast<complex<double> >());
// check dot product
vf.dot(vf);
#if 0 // we get other compilation errors here than just static asserts
VERIFY_RAISES_ASSERT(vd.dot(vf));
#endif
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
// especially as that might be rewritten as cwise product .sum() which would make that automatic.
// check diagonal product
VERIFY_IS_APPROX(vf.asDiagonal() * mcf, vf.template cast<complex<float> >().asDiagonal() * mcf);
VERIFY_IS_APPROX(vcd.asDiagonal() * md, vcd.asDiagonal() * md.template cast<complex<double> >());
VERIFY_IS_APPROX(mcf * vf.asDiagonal(), mcf * vf.template cast<complex<float> >().asDiagonal());
VERIFY_IS_APPROX(md * vcd.asDiagonal(), md.template cast<complex<double> >() * vcd.asDiagonal());
// vd.asDiagonal() * mf; // does not even compile
// vcd.asDiagonal() * mf; // does not even compile
// check inner product
VERIFY_IS_APPROX((vf.transpose() * vcf).value(), (vf.template cast<complex<float> >().transpose() * vcf).value());
// check outer product
VERIFY_IS_APPROX((vf * vcf.transpose()).eval(), (vf.template cast<complex<float> >() * vcf.transpose()).eval());
// coeff wise product
VERIFY_IS_APPROX((vf * vcf.transpose()).eval(), (vf.template cast<complex<float> >() * vcf.transpose()).eval());
Mat_cd mcd2 = mcd;
VERIFY_IS_APPROX(mcd.array() *= md.array(), mcd2.array() *= md.array().template cast<std::complex<double> >());
// check matrix-matrix products
VERIFY_IS_APPROX(sd*md*mcd, (sd*md).template cast<CD>().eval()*mcd);
VERIFY_IS_APPROX(sd*mcd*md, sd*mcd*md.template cast<CD>());
VERIFY_IS_APPROX(scd*md*mcd, scd*md.template cast<CD>().eval()*mcd);
VERIFY_IS_APPROX(scd*mcd*md, scd*mcd*md.template cast<CD>());
VERIFY_IS_APPROX(sf*mf*mcf, sf*mf.template cast<CF>()*mcf);
VERIFY_IS_APPROX(sf*mcf*mf, sf*mcf*mf.template cast<CF>());
VERIFY_IS_APPROX(scf*mf*mcf, scf*mf.template cast<CF>()*mcf);
VERIFY_IS_APPROX(scf*mcf*mf, scf*mcf*mf.template cast<CF>());
VERIFY_IS_APPROX(sf*mf*vcf, (sf*mf).template cast<CF>().eval()*vcf);
VERIFY_IS_APPROX(scf*mf*vcf,(scf*mf.template cast<CF>()).eval()*vcf);
VERIFY_IS_APPROX(sf*mcf*vf, sf*mcf*vf.template cast<CF>());
VERIFY_IS_APPROX(scf*mcf*vf,scf*mcf*vf.template cast<CF>());
VERIFY_IS_APPROX(sf*vcf.adjoint()*mf, sf*vcf.adjoint()*mf.template cast<CF>().eval());
VERIFY_IS_APPROX(scf*vcf.adjoint()*mf, scf*vcf.adjoint()*mf.template cast<CF>().eval());
VERIFY_IS_APPROX(sf*vf.adjoint()*mcf, sf*vf.adjoint().template cast<CF>().eval()*mcf);
VERIFY_IS_APPROX(scf*vf.adjoint()*mcf, scf*vf.adjoint().template cast<CF>().eval()*mcf);
VERIFY_IS_APPROX(sd*md*vcd, (sd*md).template cast<CD>().eval()*vcd);
VERIFY_IS_APPROX(scd*md*vcd,(scd*md.template cast<CD>()).eval()*vcd);
VERIFY_IS_APPROX(sd*mcd*vd, sd*mcd*vd.template cast<CD>().eval());
VERIFY_IS_APPROX(scd*mcd*vd,scd*mcd*vd.template cast<CD>().eval());
VERIFY_IS_APPROX(sd*vcd.adjoint()*md, sd*vcd.adjoint()*md.template cast<CD>().eval());
VERIFY_IS_APPROX(scd*vcd.adjoint()*md, scd*vcd.adjoint()*md.template cast<CD>().eval());
VERIFY_IS_APPROX(sd*vd.adjoint()*mcd, sd*vd.adjoint().template cast<CD>().eval()*mcd);
VERIFY_IS_APPROX(scd*vd.adjoint()*mcd, scd*vd.adjoint().template cast<CD>().eval()*mcd);
}
void test_mixingtypes()
{
CALL_SUBTEST_1(mixingtypes<3>());
CALL_SUBTEST_2(mixingtypes<4>());
CALL_SUBTEST_3(mixingtypes<Dynamic>(ei_random<int>(1,310)));
}
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