typedef struct SDL_Window SDL_Window; typedef struct GLFWmonitor GLFWmonitor; typedef struct GLFWwindow GLFWwindow; struct GLFWwindow; struct GLFWmonitor; struct SDL_Window; typedef union SDL_Event SDL_Event;CIMGUI_API bool ImGui_ImplGlfw_InitForOpenGL(GLFWwindow* window,bool install_callbacks); CIMGUI_API bool ImGui_ImplGlfw_InitForVulkan(GLFWwindow* window,bool install_callbacks); CIMGUI_API bool ImGui_ImplGlfw_InitForOther(GLFWwindow* window,bool install_callbacks); CIMGUI_API void ImGui_ImplGlfw_Shutdown(); CIMGUI_API void ImGui_ImplGlfw_NewFrame(); CIMGUI_API void ImGui_ImplGlfw_WindowFocusCallback(GLFWwindow* window,int focused); CIMGUI_API void ImGui_ImplGlfw_CursorEnterCallback(GLFWwindow* window,int entered); CIMGUI_API void ImGui_ImplGlfw_MouseButtonCallback(GLFWwindow* window,int button,int action,int mods); CIMGUI_API void ImGui_ImplGlfw_ScrollCallback(GLFWwindow* window,double xoffset,double yoffset); CIMGUI_API void ImGui_ImplGlfw_KeyCallback(GLFWwindow* window,int key,int scancode,int action,int mods); CIMGUI_API void ImGui_ImplGlfw_CharCallback(GLFWwindow* window,unsigned int c); CIMGUI_API void ImGui_ImplGlfw_MonitorCallback(GLFWmonitor* monitor,int event); CIMGUI_API bool ImGui_ImplOpenGL3_Init(const char* glsl_version); CIMGUI_API void ImGui_ImplOpenGL3_Shutdown(); CIMGUI_API void ImGui_ImplOpenGL3_NewFrame(); CIMGUI_API void ImGui_ImplOpenGL3_RenderDrawData(ImDrawData* draw_data); CIMGUI_API bool ImGui_ImplOpenGL3_CreateFontsTexture(); CIMGUI_API void ImGui_ImplOpenGL3_DestroyFontsTexture(); CIMGUI_API bool ImGui_ImplOpenGL3_CreateDeviceObjects(); CIMGUI_API void ImGui_ImplOpenGL3_DestroyDeviceObjects(); CIMGUI_API bool ImGui_ImplOpenGL2_Init(); CIMGUI_API void ImGui_ImplOpenGL2_Shutdown(); CIMGUI_API void ImGui_ImplOpenGL2_NewFrame(); CIMGUI_API void ImGui_ImplOpenGL2_RenderDrawData(ImDrawData* draw_data); CIMGUI_API bool ImGui_ImplOpenGL2_CreateFontsTexture(); CIMGUI_API void ImGui_ImplOpenGL2_DestroyFontsTexture(); CIMGUI_API bool ImGui_ImplOpenGL2_CreateDeviceObjects(); CIMGUI_API void ImGui_ImplOpenGL2_DestroyDeviceObjects(); CIMGUI_API bool ImGui_ImplSDL2_InitForOpenGL(SDL_Window* window,void* sdl_gl_context); CIMGUI_API bool ImGui_ImplSDL2_InitForVulkan(SDL_Window* window); CIMGUI_API bool ImGui_ImplSDL2_InitForD3D(SDL_Window* window); CIMGUI_API bool ImGui_ImplSDL2_InitForMetal(SDL_Window* window); CIMGUI_API bool ImGui_ImplSDL2_InitForSDLRenderer(SDL_Window* window); CIMGUI_API void ImGui_ImplSDL2_Shutdown(); CIMGUI_API void ImGui_ImplSDL2_NewFrame(); CIMGUI_API bool ImGui_ImplSDL2_ProcessEvent(const SDL_Event* event);