How to set up a 3D model in OpenGL so that a user can pick and identify objects in the model. This technique is very helpful in both game programming and visualization.
Latest OpenGL Articles - Page 2
Discover a technique for "texture mapping" images onto 3D surfaces using OpenGL.
A technique for drawing and printing OpenGL graphics directly to Device-Independent Bitmaps (DIBs).
This sample uses OpenGl to create a 3-D Scattergraph that the user can view from any angle by rotating with the mouse. The data can be shown with either orthographic or perspective projection. The data, and optionally the color of each point, are loaded from a text file. The application can be re-sized in the usual manner, and this re-sizes the graph. The slightly unusual feature is that the user can draw around points in the graph to select them, and then zoom the graph so as to magnify the region containing the selected points.
Using MFC to do opengl on a dialog (rather than an MDI/SDI window.
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