R 包 rgl 安装失败, 报错 X11 not found but required, configure aborted 及解决方法

R 包 rgl 安装失败, X11 not found but required, configure aborted

* installing *source* package ‘rgl’ ...
** package ‘rgl’ successfully unpacked and MD5 sums checked
checking for gcc... gcc -std=gnu99
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables...
checking whether we are cross compiling... no
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether gcc -std=gnu99 accepts -g... yes
checking for gcc -std=gnu99 option to accept ISO C89... none needed
checking how to run the C preprocessor... gcc -std=gnu99 -E
checking for gcc... (cached) gcc -std=gnu99
checking whether we are using the GNU C compiler... (cached) yes
checking whether gcc -std=gnu99 accepts -g... (cached) yes
checking for gcc -std=gnu99 option to accept ISO C89... (cached) none needed
checking whether __attribute__((visibility())) is supported... yes
checking whether gcc -std=gnu99 accepts -fvisibility... yes
checking whether  accepts -fvisibility... no
checking for libpng-config... yes
configure: using libpng-config
configure: using libpng dynamic linkage
checking for X... no
configure: error: X11 not found but required, configure aborted.
ERROR: configuration failed for package ‘rgl’
* removing ‘/home/ds/R/x86_64-pc-linux-gnu-library/3.1/rgl’
Warning in install.packages :
  installation of package ‘rgl’ had non-zero exit status　

在安装Linux 中 R 3.6.1中安装 monocle 时，依赖包 rgl 安装失败，报告显示 X11 not found but required, configure aborted。

从网上索罗了各种教程也用conda 安装了各种网上所说的依赖库，都不奏效。最后通过 conda install -c r r-rgl 完美解决问题。