add more imgui functions

scripts/debug.js

@@ -78,7 +78,7 @@ debug.inputs.f4 = function() {
 };
 debug.inputs.f4.doc = "Toggle drawing gizmos and names of objects.";
 
-debug.gif = {
+var gif = {
   w: 640, /* Max width */
   h: 480, /* Max height */
   stretch: false, /* True if you want to stretch */
@@ -213,8 +213,6 @@ debug.api.print_doc =  function(name)
   return mdoc;
 }
 
-debug.frozen = false;
-
 return {
   debug,
   Gizmos,

scripts/prosperon.js

@@ -277,6 +277,7 @@ prosperon.quit = function () {
   profile.print_cache_report();
   profile.stop_frame_avg()
   profile.stop_cpu_instr();
+  prosperon.quit_hook?.();
 };
 
 window.size = [640, 480];

scripts/sound.js

@@ -113,6 +113,16 @@ Object.mixin(audio.bus.master.__proto__, {
   set volume(x) { this.gain = x; },
 });
 
+audio.bus.master.__proto__.toJSON = function()
+{
+  return {
+    volume: this.volume,
+    off: this.off,
+    pan: this.pan,
+    pass: this.pass
+  };
+}
+
 /*Object.mixin(audio.dsp.source().__proto__, {
   length() { return this.frames()/audio.samplerate(); },
   time() { return this.frame/sound.samplerate(); },

source/engine/gui.cpp

@@ -109,6 +109,12 @@ JSC_SCALL(imgui_slider,
   ret = number2js(val);
 )
 
+JSC_SCALL(imgui_checkbox,
+  bool val = js2boolean(argv[1]);
+  ImGui::Checkbox(str, &val);
+  ret = boolean2js(val);
+)
+
 static const JSCFunctionListEntry js_imgui_funcs[] = {
   MIST_FUNC_DEF(imgui, window, 2),
   MIST_FUNC_DEF(imgui, menu, 2),
@@ -118,6 +124,7 @@ static const JSCFunctionListEntry js_imgui_funcs[] = {
   MIST_FUNC_DEF(imgui, menuitem, 3),
   MIST_FUNC_DEF(imgui, textinput, 2),
   MIST_FUNC_DEF(imgui, button, 2),
+  MIST_FUNC_DEF(imgui, checkbox, 2),
   MIST_FUNC_DEF(imgui, text, 1),
   MIST_FUNC_DEF(imgui, plot,1),
   MIST_FUNC_DEF(imgui,lineplot,2),

source/engine/jsffi.c

@@ -2037,7 +2037,7 @@ JSC_GETSET(window, sample_count, number)
 
 static const JSCFunctionListEntry js_window_funcs[] = {
   CGETSET_ADD(window, fullscreen),
-  CGETSET_ADD(window, title),
+  CGETSET_ADD(window, title,)
   CGETSET_ADD(window, vsync),
   CGETSET_ADD(window, enable_clipboard),
   CGETSET_ADD(window, enable_dragndrop),