cesium-terrain-builder是地形处理工具，处理后地形发布成服务后，可以在cesium上加载。以下是在centos 7 环境下的安装步骤。

cesium-terrain-builder 安装

1、安装 c++

# yum install -y gcc gcc-c++ make automake

2、安装cmake

# yum install -y gcc gcc-c++ make automake

# yum install -y wget

# wget

# tar -zxvf cmake-2.8.10.2.tar.gz

# cd cmake-2.8.10.2

# ./bootstrap

# gmake

# gmake install

3、安装gdal 2.x

下载gdal库文件

# cd gdal-2.2.4

# /configure

# make

# make install

# vim ~/.bashrc

编辑

# export PATH=$PATH:/usr/local/bin

# export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/lib

保存

#source ~/.bashrc

4、安装zlib

# tar zxvf zlib-1.2.8.tar.gz

# cd zlib-1.2.8

# ./configure

# make && make install

5、安装 cesium-terrain-builder

# cd cesium-terrain-builder-0.4.1

# cmake CMakeLists.txt

# make install

6、工具使用

# /usr/local/bin/ctb-tile --output-dir terrain-tiles gtopo30_4km.tif