pwl_interp_2d_test, a C code which calls pwl_interp_2d() to evaluate a piecewise linear interpolant of data depending on a 2D argument, defined on on a product grid, so that p(x(i),y(j)) = z(i,j).
The computer code and data files described and made available on this web page are distributed under the MIT license
pwl_interp_2d, a C code which evaluates a piecewise linear interpolant to data defined on a regular 2D grid.