how to import(load) "objects" into an OpenGL application that are saved in the following file format:
IGES(*.igs),Neutral(*.neu),STEP(*.stp),STL(*.stl), Inventor(*.iv),
WaveFront(*.obj),Render(*.slp),VRML(*.wrl),ACIS File(*.sat),
Assembly(*.asm).
Could you give me some examples or source codes ,or give me some clue about that?I need them in a hurry.Thank you very much! Please help me!