[client] overlay: add ImGui support for non-latin characters

client/renderers/EGL/filter_glsl.c

@@ -1080,6 +1080,7 @@ static bool createFilter(const char * root, const char * relative,
   char * extension = strrchr((char *)this->base.ops.name, '.');
   if (extension && !strcasecmp(extension, ".glsl"))
     *extension = '\0';
+  app_registerImGuiText(this->base.ops.name);
 
   parseFile(this);
   this->enable = enabledInOption(this->base.ops.id);

client/renderers/EGL/postprocess.c

@@ -159,6 +159,7 @@ static void loadPresetList(struct EGL_PostProcess * this)
       goto fail;
     }
     stringlist_push(this->presets, name);
+    app_registerImGuiText(name);
 
     if (preset && strcmp(preset, name) == 0)
       this->activePreset = stringlist_count(this->presets) - 1;