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+### Generation of a Triangular Irregular Network (TIN) from a dense DEM grid
+
+<img src="topo_TIN_err1e0.png" alt="topo_TIN_err1e0" style="zoom:24%;" />
+
+#### Compile
+
+```shell
+g++ demo.cpp
+```
+
+#### Run demo
+
+```shell
+./a.out
+```
+
+#### Visualization
+
+##### macOS
+
+```shell
+open -a Gmsh topo_TIN.msh
+```
+
+##### Linux/Unix
+
+```shell
+gmsh topo_TIN.msh
+```
+