sdjkxhb2016

已经安装了Eigen ,并且在/usr/include/eigen3目录下执行了 sudo cp Eigen/ .. -R sudo cp unsupported/ .. -R 在KDevelop 中也可以引用到 ,但还是报这个错,详情是: In file included from /home/xhb/.conan/data/pcl/1.9.1/bashbug/stable/build/1dbc8a6a865a8fad699417711b0b0b490d4d2d18/pcl/sample_consensus/src/sac_model_circle.cpp:39: In file included from /home/xhb/.conan/data/pcl/1.9.1/bashbug/stable/build/1dbc8a6a865a8fad699417711b0b0b490d4d2d18/pcl/sample_consensus/include/pcl/sample_consensus/impl/sac_model_circle.hpp:44: /home/xhb/.conan/data/pcl/1.9.1/bashbug/stable/build/1dbc8a6a865a8fad699417711b0b0b490d4d2d18/pcl/sample_consensus/include/pcl/sample_consensus/eigen.h:48:10: fatal error: 'unsupported/Eigen/NonLinearOptimization' file...