simple renames, remove a bunch of emscripten code

main.cpp

@@ -10,7 +10,6 @@
 // - Introduction, links and more at the top of imgui.cpp
 
 #include <cstddef>
-#define IMGUI_DEFINE_MATH_OPERATORS
 
 #include "lib/backends/imgui_impl_opengl3.h"
 #include "lib/backends/imgui_impl_sdl2.h"
@@ -37,11 +36,6 @@
 #endif
 #endif
 
-// This example can also compile and run with Emscripten! See
-// 'Makefile.emscripten' for details.
-#ifdef __EMSCRIPTEN__
-#include "lib/emscripten/emscripten_mainloop_stub.h"
-#endif
 
 #include "lib/ImNodeFlow.h"
 
@@ -95,7 +89,7 @@ int main(int, char **) {
       (SDL_WindowFlags)(SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE |
                         SDL_WINDOW_ALLOW_HIGHDPI);
   SDL_Window *window =
-      SDL_CreateWindow("PPD Node", SDL_WINDOWPOS_CENTERED,
+      SDL_CreateWindow("tview", SDL_WINDOWPOS_CENTERED,
                        SDL_WINDOWPOS_CENTERED, 1280, 720, window_flags);
   if (window == nullptr) {
     printf("Error: SDL_CreateWindow(): %s\n", SDL_GetError());
@@ -141,15 +135,7 @@ int main(int, char **) {
 
   // Main loop
   bool done = false;
-#ifdef __EMSCRIPTEN__
-  // For an Emscripten build we are disabling file-system access, so let's not
-  // attempt to do a fopen() of the imgui.ini file. You may manually call
-  // LoadIniSettingsFromMemory() to load settings from your own storage.
-  io.IniFilename = nullptr;
-  EMSCRIPTEN_MAINLOOP_BEGIN
-#else
   while (!done)
-#endif
   {
     // Poll and handle events (inputs, window resize, etc.)
     // You can read the io.WantCaptureMouse, io.WantCaptureKeyboard flags to
@@ -255,9 +241,6 @@ int main(int, char **) {
 
     SDL_GL_SwapWindow(window);
   }
-#ifdef __EMSCRIPTEN__
-  EMSCRIPTEN_MAINLOOP_END;
-#endif
 
   // Cleanup
   ImGui_ImplOpenGL3_Shutdown();