安装PCL时，cmake出问题，显示如下

Question

QHULL found (include: /usr/include, lib: optimized;/usr/lib/x86_64-linux-gnu/libqhull_r.so;debug;/usr/lib/x86_64-linux-gnu/libqhull_r.so)
CMake Deprecation Warning at cmake/pcl_find_vtk.cmake:76 (message):
The rendering backend OpenGL is deprecated and not available anymore since
VTK 8.2.Please switch to the OpenGL2 backend instead, which is available
since VTK 6.2.Support of the deprecated backend will be dropped with PCL
1.13.
Call Stack (most recent call first):
CMakeLists.txt:376 (include)

-- VTK version: 6.3.0
-- VTK rendering backend: OpenGL
-- VTK Qt support: YES

Answer 1

提示你将 VTK_RENDERING_BACKEND 变量切换为OpenGL2看看？