Display 2D Pointsets Using OpenGL

XY_DISPLAY_OPENGL is a C++ program which reads the name of a data file containing a list of 2D point coordinates, reads the data, and displays the points using OPENGL.


xy_display_opengl data.txt


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


XY_DISPLAY_OPENGL is available in a C++ version.

Related Data and Programs:

FERN_OPENGL, a C++ program which uses OpenGL to display the Barnsley fractal fern.

SCREENSHOT_OPENGL, a C++ program which shows how a program using the OpenGL graphics library can save a screenshot of the graphics being displayed.

SPHERE_XYZ_DISPLAY_OPENGL a C++ program which reads XYZ information defining points in 3D, and displays a unit sphere and the points, using OpenGL.

XY, a data directory which contains some examples of 2D pointsets.

XY_DISPLAY, a MATLAB program which reads XY information defining points in 2D, and displays an image in a MATLAB graphics window;

XY_IO, a C++ library which reads and writes XY files.

XYF_DISPLAY_OPENGL, a C++ program which reads XYF information defining points and faces in 2D, and displays an image using OpenGL.

XYL_DISPLAY_OPENGL, a C++ program which reads XYL information defining points and lines in 2D, and displays an image using OpenGL.

XYZ_DISPLAY_OPENGL, a C++ program which reads an XYZ file of 3D point coordinates, and displays an image of those points using OpenGL.


  1. Edward Angel,
    Interactive Computer Graphics, a Top-Down Approach with OpenGL,
    Addison-Wesley, 2000,
    ISBN: 0-201-38597-X,
    LC: T385.A514.
  2. Renate Kempf, Chris Frazier, editors,
    OpenGL Reference Manual,
    Fourth Edition,
    Addison-Wesley, 2004,
    ISBN: 032117383X,
    LC: T385.O642
  3. Mason Woo, Jackie Neider, Tom Davis,
    OpenGL Programming Guide,
    Addison-Wesley, 1997,
    ISBN: 0-201-46138-2,
    LC: T385.N435
  4. Richard Wright, Michael Sweet,
    OpenGL Superbible,
    Third Edition,
    Sams, 2004,
    ISBN: 0672326019,
    LC: T385.W73
  5. http://www.opengl.org/
    The official OpenGL site.

Source Code:

Examples and Tests:

List of Routines:

You can go up one level to the C++ source codes.

Last revised on 06 January 2009.