1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
#include "../Eigen/Core" #ifdef EIGEN_SHOULD_FAIL_TO_BUILD #define CV_QUALIFIER const #else #define CV_QUALIFIER #endif using namespace Eigen; void foo(CV_QUALIFIER Matrix3d &m){ Block<Matrix3d,3,3> b(m,0,0); } int main() {}