3D map and contour plot - Create contour chart

CONTOUR AND GRIDDING LIBRARIES
Windows and Qt projects

3d contour map library

SWLib is the library that allows you to show surface in 3D View window. You can control that view manually by mouse and from other application written in C/C++, C#, Visual Basic, VBA or Delphi.
Download SWLib Demo (about 1 MB). Just install and choose the Start|All programs|SWLib|Start Demo command. Look at manual in PDF format.
You can try to display your surface by using it. That demo has no limits for grid size.
Please contact author Vladimir Galouchko for details.

Contour.dll library allows create and shows the contours in 2D view from some gridding method.
Download DemoContour.dll with:
- Visual Basic 6 DemoContour.zip project;
- C# VS 2008 DemoContour_C_SHARP.ZIP transparent contours project;

Just unzip it to any folder and run DemoContour.exe or DemoGridding.exe from Debug folder
included in zip.
The demo library has limit for 50x50 grid size.

2d contour map library

The trasparent contours over the background image

qt contour map library

Qt creating contours from points project.

Also available the Triangulation, Inverse Distances, RBF, Kriging, MBA or Minimal Curvature gridding method libraries.
Please contact author Vladimir Galouchko for details.