Part of the Khronos Group
OpenGL.org

The Industry's Foundation for High Performance Graphics

from games to virtual reality, mobile phones to supercomputers

Search:

Type: Posts; User: praetorian

Search: Search took 0.00 seconds.

  1. Thread: picking

    by praetorian
    Replies
    6
    Views
    1,652

    It sounds like you're trying to do too many...

    It sounds like you're trying to do too many things at once. First focus on zooming.
    I don't see any problem using glOrtho to implement zooming/panning for 2d as it works fine for me.



    ...
  2. Thread: picking

    by praetorian
    Replies
    6
    Views
    1,652

    How have you implemented the drawing of lines? ...

    How have you implemented the drawing of lines? Do you have a geometry/vector math class to generate lines created from two points with an x,y coordinate. That's where you want start.

    So your...
  3. Replies
    0
    Views
    392

    Evenly spaced objects with OpenGL

    I'm developing a small charting control that displays time series data using OpenGL. I'm programming in C++ in Visual Studio.
    My control works great. I can zoom, and scroll data using glOrtho. ...
Results 1 to 3 of 3