You can see this links. This can help you if you want to learn something about the openGL matrix, the transformations, etc. However, the link is a book, so, you should read this with calm. If you need some feedback "right now", you may want to read directly the Chapter 3 and the Appendix F.
http://www.glprogramming.com/red/ Bye! El domingo, 22 de julio de 2012 16:12:11 UTC-3, Derek S. escribió: > > I have made a basic straightedge-and-compass geometry program. > Point objects are represented by GL_POINTS > Lines by GL_LINES > Circles by GL_LINE_LOOP > > I've searched about how zooming and panning can be accomplished, > and have found talk about glMatrixMode, glScale, glTranslate, glOrtho, > etc... > > All of the examples / tutorials I've found deal with C++ and 3D, > and none of them seem to actually setup a matrix, > yet they all talk about how zooming/panning is accomplished by > transforming a matrix.. > > I have never studied matrices so I'm hoping to speed up the learning curve > by seeing an example of: > > initial matrix > [0][0][0][0] > [0][0][0][0] > [0][0][0][0] > [0][0][0][0] > > zoom > > changed matrix > [0][0][0][0] > [0][0][0][0] > [0][0][0][0] > [0][0][0][0] > > I'm also wondering if numpy will be of benefit in this situation. > I'm already using it for vectors. > > If you can provide an example that will help me figure this out > I would be most grateful! At the very least I would appreciate > a list of the functions you would recommend using for this. > > Thanks! > (I'm using pyglet 1.1.4) > -- You received this message because you are subscribed to the Google Groups "pyglet-users" group. To view this discussion on the web visit https://groups.google.com/d/msg/pyglet-users/-/rqCEcr51nAkJ. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/pyglet-users?hl=en.
