107 lines
2.9 KiB
C++
107 lines
2.9 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 <gael.guennebaud@inria.fr>
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//
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// This Source Code Form is subject to the terms of the Mozilla
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// Public License v. 2.0. If a copy of the MPL was not distributed
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// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
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#include "main.h"
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template<int M1, int M2, int N1, int N2>
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void test_blocks()
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{
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Matrix<int, M1+M2, N1+N2> m_fixed;
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MatrixXi m_dynamic(M1+M2, N1+N2);
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Matrix<int, M1, N1> mat11; mat11.setRandom();
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Matrix<int, M1, N2> mat12; mat12.setRandom();
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Matrix<int, M2, N1> mat21; mat21.setRandom();
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Matrix<int, M2, N2> mat22; mat22.setRandom();
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MatrixXi matx11 = mat11, matx12 = mat12, matx21 = mat21, matx22 = mat22;
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{
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VERIFY_IS_EQUAL((m_fixed << mat11, mat12, mat21, matx22).finished(), (m_dynamic << mat11, matx12, mat21, matx22).finished());
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VERIFY_IS_EQUAL((m_fixed.template topLeftCorner<M1,N1>()), mat11);
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VERIFY_IS_EQUAL((m_fixed.template topRightCorner<M1,N2>()), mat12);
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VERIFY_IS_EQUAL((m_fixed.template bottomLeftCorner<M2,N1>()), mat21);
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VERIFY_IS_EQUAL((m_fixed.template bottomRightCorner<M2,N2>()), mat22);
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VERIFY_IS_EQUAL((m_fixed << mat12, mat11, matx21, mat22).finished(), (m_dynamic << mat12, matx11, matx21, mat22).finished());
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}
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if(N1 > 0)
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{
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VERIFY_RAISES_ASSERT((m_fixed << mat11, mat12, mat11, mat21, mat22));
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VERIFY_RAISES_ASSERT((m_fixed << mat11, mat12, mat21, mat21, mat22));
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}
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else
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{
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// allow insertion of zero-column blocks:
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VERIFY_IS_EQUAL((m_fixed << mat11, mat12, mat11, mat11, mat21, mat21, mat22).finished(), (m_dynamic << mat12, mat22).finished());
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}
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if(M1 != M2)
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{
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VERIFY_RAISES_ASSERT((m_fixed << mat11, mat21, mat12, mat22));
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}
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}
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template<int N>
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struct test_block_recursion
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{
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static void run()
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{
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test_blocks<(N>>6)&3, (N>>4)&3, (N>>2)&3, N & 3>();
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test_block_recursion<N-1>::run();
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}
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};
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template<>
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struct test_block_recursion<-1>
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{
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static void run() { }
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};
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void test_commainitializer()
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{
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Matrix3d m3;
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Matrix4d m4;
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VERIFY_RAISES_ASSERT( (m3 << 1, 2, 3, 4, 5, 6, 7, 8) );
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#ifndef _MSC_VER
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VERIFY_RAISES_ASSERT( (m3 << 1, 2, 3, 4, 5, 6, 7, 8, 9, 10) );
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#endif
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double data[] = {1, 2, 3, 4, 5, 6, 7, 8, 9};
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Matrix3d ref = Map<Matrix<double,3,3,RowMajor> >(data);
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m3 = Matrix3d::Random();
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m3 << 1, 2, 3, 4, 5, 6, 7, 8, 9;
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VERIFY_IS_APPROX(m3, ref );
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Vector3d vec[3];
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vec[0] << 1, 4, 7;
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vec[1] << 2, 5, 8;
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vec[2] << 3, 6, 9;
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m3 = Matrix3d::Random();
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m3 << vec[0], vec[1], vec[2];
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VERIFY_IS_APPROX(m3, ref);
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vec[0] << 1, 2, 3;
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vec[1] << 4, 5, 6;
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vec[2] << 7, 8, 9;
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m3 = Matrix3d::Random();
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m3 << vec[0].transpose(),
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4, 5, 6,
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vec[2].transpose();
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VERIFY_IS_APPROX(m3, ref);
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// recursively test all block-sizes from 0 to 3:
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test_block_recursion<(1<<8) - 1>();
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}
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