Lines Matching refs:block
20 VERIFY_IS_APPROX(m1.block(r1,c1,r2-r1+1,c2-c1+1).cwiseMin(s1), m1.cwiseMin(s1).block(r1,c1,r2-r1+1,c2-c1+1));
21 VERIFY_IS_APPROX(m1.block(r1,c1,r2-r1+1,c2-c1+1).cwiseMax(s1), m1.cwiseMax(s1).block(r1,c1,r2-r1+1,c2-c1+1));
33 template<typename MatrixType> void block(const MatrixType& m)
68 // check nested block xpr on lhs
78 //check block()
81 RowVectorType br1(m1.block(r1,0,1,cols));
82 VectorType bc1(m1.block(0,c1,rows,1));
83 VERIFY_IS_EQUAL(b1, m1.block(r1,c1,1,1));
86 //check operator(), both constant and non-constant, on block()
87 m1.block(r1,c1,r2-r1+1,c2-c1+1) = s1 * m2.block(0, 0, r2-r1+1,c2-c1+1);
88 m1.block(r1,c1,r2-r1+1,c2-c1+1)(r2-r1,c2-c1) = m2.block(0, 0, r2-r1+1,c2-c1+1)(0,0);
96 // test fixed block() as lvalue
97 m1.template block<BlockRows,BlockCols>(1,1) *= s1;
98 // test operator() on fixed block() both as constant and non-constant
99 m1.template block<BlockRows,BlockCols>(1,1)(0, 3) = m1.template block<2,5>(1,1)(1,2);
100 // check that fixed block() and block() agree
101 Matrix<Scalar,Dynamic,Dynamic> b = m1.template block<BlockRows,BlockCols>(3,3);
102 VERIFY_IS_EQUAL(b, m1.block(3,3,BlockRows,BlockCols));
105 m1.template block<BlockRows,Dynamic>(1,1,BlockRows,BlockCols) *= s1;
106 m1.template block<BlockRows,Dynamic>(1,1,BlockRows,BlockCols)(0,3) = m1.template block<2,5>(1,1)(1,2);
107 Matrix<Scalar,Dynamic,Dynamic> b2 = m1.template block<Dynamic,BlockCols>(3,3,2,5);
108 VERIFY_IS_EQUAL(b2, m1.block(3,3,BlockRows,BlockCols));
114 VERIFY_IS_EQUAL(v1.template head<2>(), v1.block(0,0,2,1));
119 VERIFY_IS_EQUAL(v1.template tail<2>(), v1.block(i,0,2,1));
127 // stress some basic stuffs with block matrices
142 // now test some block-inside-of-block.
145 VERIFY_IS_EQUAL( (m1.block(r1,c1,rows-r1,cols-c1).block(r2-r1,c2-c1,rows-r2,cols-c2)) , (m1.block(r2,c2,rows-r2,cols-c2)) );
146 VERIFY_IS_EQUAL( (m1.block(r1,c1,r2-r1+1,c2-c1+1).row(0)) , (m1.row(r1).segment(c1,c2-c1+1)) );
147 VERIFY_IS_EQUAL( (m1.block(r1,c1,r2-r1+1,c2-c1+1).col(0)) , (m1.col(c1).segment(r1,r2-r1+1)) );
148 VERIFY_IS_EQUAL( (m1.block(r1,c1,r2-r1+1,c2-c1+1).transpose().col(0)) , (m1.row(r1).segment(c1,c2-c1+1)).transpose() );
149 VERIFY_IS_EQUAL( (m1.transpose().block(c1,r1,c2-c1+1,r2-r1+1).col(0)) , (m1.row(r1).segment(c1,c2-c1+1)).transpose() );
152 VERIFY_IS_APPROX( ((m1+m2).block(r1,c1,rows-r1,cols-c1).block(r2-r1,c2-c1,rows-r2,cols-c2)) , ((m1+m2).block(r2,c2,rows-r2,cols-c2)) );
153 VERIFY_IS_APPROX( ((m1+m2).block(r1,c1,r2-r1+1,c2-c1+1).row(0)) , ((m1+m2).row(r1).segment(c1,c2-c1+1)) );
154 VERIFY_IS_APPROX( ((m1+m2).block(r1,c1,r2-r1+1,c2-c1+1).col(0)) , ((m1+m2).col(c1).segment(r1,r2-r1+1)) );
155 VERIFY_IS_APPROX( ((m1+m2).block(r1,c1,r2-r1+1,c2-c1+1).transpose().col(0)) , ((m1+m2).row(r1).segment(c1,c2-c1+1)).transpose() );
156 VERIFY_IS_APPROX( ((m1+m2).transpose().block(c1,r1,c2-c1+1,r2-r1+1).col(0)) , ((m1+m2).row(r1).segment(c1,c2-c1+1)).transpose() );
162 dm = m1.block(r1,c1,rows-r1,cols-c1).block(r2-r1,c2-c1,rows-r2,cols-c2);
163 VERIFY_IS_EQUAL(dm, (m1.block(r2,c2,rows-r2,cols-c2)));
166 dm = m1.block(r1,c1,r2-r1+1,c2-c1+1).row(0).transpose();
172 dv = m1.block(r1,c1,r2-r1+1,c2-c1+1).col(0);
176 dm = m1.block(r1,c1,r2-r1+1,c2-c1+1).transpose().col(0);
182 dv = m1.transpose().block(c1,r1,c2-c1+1,r2-r1+1).col(0);
185 VERIFY_IS_EQUAL( (m1.template block<Dynamic,1>(1,0,0,1)), m1.block(1,0,0,1));
186 VERIFY_IS_EQUAL( (m1.template block<1,Dynamic>(0,1,1,0)), m1.block(0,1,1,0));
187 VERIFY_IS_EQUAL( ((m1*1).template block<Dynamic,1>(1,0,0,1)), m1.block(1,0,0,1));
188 VERIFY_IS_EQUAL( ((m1*1).template block<1,Dynamic>(0,1,1,0)), m1.block(0,1,1,0));
247 compare_using_data_and_stride(m1.block(r1, c1, r2-r1+1, c2-c1+1));
248 compare_using_data_and_stride(m1.transpose().block(c1, r1, c2-c1+1, r2-r1+1));
258 CALL_SUBTEST_1( block(Matrix<float, 1, 1>()) );
259 CALL_SUBTEST_2( block(Matrix4d()) );
260 CALL_SUBTEST_3( block(MatrixXcf(3, 3)) );
261 CALL_SUBTEST_4( block(MatrixXi(8, 12)) );
262 CALL_SUBTEST_5( block(MatrixXcd(20, 20)) );
263 CALL_SUBTEST_6( block(MatrixXf(20, 20)) );
265 CALL_SUBTEST_8( block(Matrix<float,Dynamic,4>(3, 4)) );
