wglMakeCurrent(hdc,hglrc);

    vsyncOn = TRUE;
    SetSwapInterval(vsyncOn);

    glClearColor(0.0, 0.0, 0.0, 0.0);
    glEnable(GL_TEXTURE_2D);
    glEnable(GL_BLEND);
    glEnable(GL_CULL_FACE);
    glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
    glHint(GL_LINE_SMOOTH_HINT, GL_NICEST);
    glHint(GL_POLYGON_SMOOTH_HINT, GL_NICEST);
    glEnable(GL_LINE_SMOOTH);
    glEnable(GL_POLYGON_SMOOTH);

    wireframeOn = FALSE;
    SetWireframeMode(wireframeOn);