fix polygon rendering bug

scripts/engine.js

@@ -96,6 +96,30 @@ Resources.replstrs = function replstrs(path) {
   return script;
 };
 
+Resources.is_sound = function(path) {
+  var ext = path.ext();
+  return Resources.sounds.any(x => x === ext);
+}
+
+Resources.is_image = function(path) {
+  var ext = path.ext();
+  return Resources.images.any(x => x === ext);
+}
+
+Resources.is_animation = function(path)
+{
+  if (path.ext() === 'gif' && Resources.gif.frames(path) > 1) return true;
+  if (path.ext() === 'ase') return true;
+  
+  return false;
+}
+
+Resources.is_path = function(str)
+{
+  return !/[\\\/:*?"<>|]/.test(str);
+}
+
+
 globalThis.json = {};
 json.encode = function (value, replacer, space = 1) {
   return JSON.stringify(value, replacer, space);
@@ -127,11 +151,13 @@ Resources.images = ["png", "gif", "jpg", "jpeg"];
 Resources.sounds = ["wav", "flac", "mp3", "qoa"];
 Resources.is_image = function (path) {
   var ext = path.ext();
-  return Resources.images.any((x) => x === ext);
+  return Resources.images.some(x => x === ext);
 };
 
 function find_ext(file, ext) {
-  if (io.exists(file)) return file;
+  if (!file) return;
+  var file_ext = file.ext();
+  if (ext.some(x => x === file_ext)) return file;
   for (var e of ext) {
     var nf = `${file}.${e}`;
     if (io.exists(nf)) return nf;

scripts/prosperon.js

@@ -197,7 +197,6 @@ game.tex_hotreload = function()
 }
 
 game.texture = function (path) {
-  if (!io.exists(path))
   path = Resources.find_image(path);
   
   if (!io.exists(path)) {

scripts/render.js

@@ -673,7 +673,7 @@ function flush_poly()
   render.use_shader(polyssboshader);
   render.use_mat({});
   render.make_particle_ssbo(poly_cache.slice(0,poly_idx), poly_ssbo);
-  render.draw(shape.centered_quad, poly_ssbo, poly_cache.length);
+  render.draw(shape.centered_quad, poly_ssbo, poly_idx);
   poly_idx = 0;
 }
 

scripts/sound.js

@@ -24,7 +24,7 @@ audio.dsp = dspsound;
 
 audio.cry = function(file)
 {
-  if (!io.exists(file)) file = Resources.find_sound(file);
+  file = Resources.find_sound(file);
   var player = audio.play(file);
   if (!player) return;
   
@@ -46,20 +46,29 @@ var killer = Register.appupdate.register(function() {
 
 var song;
 
-audio.music = function(file, fade = 0) {
+// Play 'file' for new song, cross fade for seconds
+audio.music = function(file, fade = 0.5) {
+  file = Resources.find_sound(file);
   if (!fade) {
     song = audio.play(file);
     song.loop = true;
     return;
   }
 
+  if (!song) {
+    song = audio.play(file);
+    song.volume = 1;
+//    tween(song,'volume', 1, fade);
+    return;
+  }
+  
   var temp = audio.play(file);
   if (!temp) return;
   
-  temp.volume = 0;
+  temp.volume = 1;
   var temp2 = song;
-  tween(temp, 'volume', 1, fade);
+//  tween(temp, 'volume', 1, fade);
-  tween(temp2, 'volume', 0, fade);
+//  tween(temp2, 'volume', 0, fade);
   song = temp;
   song.loop = true;
 }

scripts/std.js

@@ -66,24 +66,6 @@ os.openurl = function(url) {
 var projectfile = "project.prosperon";
 io.dumpfolder = '.prosperon';
 
-Resources.is_sound = function(path) {
-  var ext = path.ext();
-  return Resources.sounds.any(x => x === ext);
-}
-
-Resources.is_animation = function(path)
-{
-  if (path.ext() === 'gif' && Resources.gif.frames(path) > 1) return true;
-  if (path.ext() === 'ase') return true;
-  
-  return false;
-}
-
-Resources.is_path = function(str)
-{
-  return !/[\\\/:*?"<>|]/.test(str);
-}
-
 Resources.texture = {};
 Resources.texture.dimensions = function(path) { texture.dimensions(path); }
 

source/engine/gui.cpp

@@ -101,9 +101,18 @@ JSC_CCALL(imgui_sokol_gfx,
   }
 )
 
+JSC_SCALL(imgui_slider,
+  float val = js2number(argv[1]);
+  float low = JS_IsUndefined(argv[2]) ? 0.0 : js2number(argv[2]);
+  float high = JS_IsUndefined(argv[3]) ? 1.0 : js2number(argv[3]);
+  ImGui::SliderFloat(str, &val, low, high, "%.3f");
+  ret = number2js(val);
+)
+
 static const JSCFunctionListEntry js_imgui_funcs[] = {
   MIST_FUNC_DEF(imgui, window, 2),
   MIST_FUNC_DEF(imgui, menu, 2),
+  MIST_FUNC_DEF(imgui, slider, 4),
   MIST_FUNC_DEF(imgui, menubar, 1),
   MIST_FUNC_DEF(imgui, mainmenubar, 1),
   MIST_FUNC_DEF(imgui, menuitem, 3),