who know how to do different camera view in opengl?? now i already do a camera to walkthrough in opengl but i don't know how to do another one camera with different coordinat.anyone help??? my project is like that: i want user can press key to view in different viewing coordinat.so how i should do?? thanks.

- You create a camera class that includes the proper transformation matrices
- for each camera, you create an instance of the class
- switching camera = pointing to the corresponding camera object
- before rendering, you call glLoadMatrix(currentCamera.matrix)