triangulation_plot_test

triangulation_plot_test, a C++ code which calls triangulation_plot(), which plots a triangulation.

Licensing:

The computer code and data files described and made available on this web page are distributed under the MIT license

Related Data and Programs:

triangulation_plot, a C++ code which plots the nodes and elements of a triangulation as a PostScript (PS) file;

Source Code:

• triangulation_plot_test.sh, runs all the tests.
• triangulation_plot_test.txt, the output file.

ELBOW3 is an elbow-shaped region, triangulated using order 3 triangles.

• elbow3_nodes.txt the point coordinates.
• elbow3_elements.txt the triangulation.
• elbow3_triangulation.png is a PNG image of the triangulation.

ELL3 is an order 3 triangulation of a set of nodes in an L-shaped region.

• ell3_nodes.txt, the nodes.
• ell3_elements.txt, the triangulation.
• ell3_triangulation.png, a PNG image of the triangulation.

ELL6 is an order 6 triangulation of a set of nodes in an L-shaped region.

• ell6_nodes.txt, the nodes.
• ell6_elements.txt, the triangulation.
• ell6_triangulation.png, a PNG image of the triangulation.

HEX_HOLES3 puts a set of nodes into the double hexagonal hole region using CVT techniques, and creates an order 3 triangulation using TABLE_DELAUNAY.

• hex_holes3_nodes.txt, the nodes.
• hex_holes3_elements.txt, the triangulation.
• hex_holes3_triangulation.png, a PNG image of the triangulation.

LAKE3 uses constrained CVT methods to place nodes inside and on the boundary of the problem 14 triangulation region, a lake with an island. An order 3 triangulation is used.

• lake3_nodes.txt, the nodes;
• lake3_elements.txt, the triangles;
• lake3_triangulation.png, a PNG image of the triangulation.