Function clickFunc

tutorials/common/tutorial/tutorial.cpp:693–695

    TutorialApplication::instance->keyboardFunc(window,key,scancode,action,mods);
  }
  void clickFunc(GLFWwindow* window, int button, int action, int mods) {
    TutorialApplication::instance->clickFunc(window,button,action,mods);
  }
  void motionFunc(GLFWwindow* window, double x, double y) {
    TutorialApplication::instance->motionFunc(window,x,y);
  }