struct GLFWwindow;
IMGUI_API bool ImGui_ImplGlfw_Init(GLFWwindow* window, bool install_callbacks);
IMGUI_API void ImGui_ImplGlfw_Shutdown();
IMGUI_API void ImGui_ImplGlfw_NewFrame();
IMGUI_API void ImGui_ImplGlfw_InvalidateDeviceObjects();
IMGUI_API bool ImGui_ImplGlfw_CreateDeviceObjects();
IMGUI_API void ImGui_ImplGlfw_MouseButtonCallback(GLFWwindow* window, int button, int action, int mods);
IMGUI_API void ImGui_ImplGlfw_ScrollCallback(GLFWwindow* window, double xoffset, double yoffset);
IMGUI_API void ImGui_ImplGlFw_KeyCallback(GLFWwindow* window, int key, int scancode, int action, int mods);
IMGUI_API void ImGui_ImplGlfw_CharCallback(GLFWwindow* window, unsigned int c);