Give Discord.user_avatar an optional size argument

README.md

@@ -72,7 +72,7 @@ The syntax is: `--<option>=<value>`
 
 Example: `./mkxp --gameFolder="my game" --vsync=true --fixedFramerate=60`
 
-## Discord Support
+## Discord GameSDK
 
 mkxp-z can optionally be built with support for the Discord GameSDK. Currently only basic Activity (rich presence) functionality is implemented. The Discord module is being actively fleshed out.
 
@@ -82,9 +82,15 @@ A different Client ID may be specified in the configuration file.
 if Discord.connected?
     p Discord.user_name, Discord.user_discriminator, Discord.user_id
     
+    avatar = Sprite.new
+    avatar.bitmap = Discord.user_avatar(64)
+    avatar.visible = true
+    
     Discord::Activity.new do |activity|
         activity.start_time = Time.now.to_i
         activity.details = MKXP.game_title
+        activity.large_image = "someimage"
+        activity.large_text = "sometext"
     end
 end
 ```

binding/discord-binding.cpp

@@ -50,8 +50,10 @@ void bitmapInitProps(Bitmap *b, VALUE self);
 RB_METHOD(DiscordGetUserAvatar)
 {
     RB_UNUSED_PARAM;
+    int size = 32;
+    rb_get_args(argc, argv, "|i", &size RB_ARG_END);
     
-    Bitmap *result = shState->discord().userAvatar();
+    Bitmap *result = shState->discord().userAvatar(size);
     if (!result) return RUBY_Qnil;
     
     VALUE ret = wrapObject(result, BitmapType);

src/discordstate.cpp

@@ -211,30 +211,38 @@ DiscordUserId DiscordState::userId()
 typedef struct { DiscordStatePrivate *pri; Bitmap *bmp; } AvatarCbData;
 Bitmap *DiscordState::getAvatar(DiscordUserId userId, int size)
 {
+    size = clamp(size, 32, 256);
+    while ((size & (size-1)) != 0) {
+        size++;
+    }
+
     if (!isConnected()) return 0;
-    AvatarCbData cbData{};
-    cbData.bmp = new Bitmap(size, size);
-    cbData.pri = p;
+    AvatarCbData *cbData = new AvatarCbData;
+    Bitmap *ret = new Bitmap(size, size);
+    cbData->bmp = ret;
+    cbData->pri = p;
     DiscordImageHandle handle{};
     handle.id = userId;
     handle.size = size;
     
-    p->app.images->fetch(p->app.images, handle, true, &cbData,
+    p->app.images->fetch(p->app.images, handle, true, cbData,
                          [](void *callback_data, enum EDiscordResult result, struct DiscordImageHandle handle_result){
                              if (result == DiscordResult_Ok)
                              {
                                  AvatarCbData *data = (AvatarCbData*)callback_data;
+                                 if (data->bmp->isDisposed()) return;
                                  int sz = data->bmp->width()*data->bmp->height()*4;
                                  uint8_t *buf = new uint8_t[sz];
                                  data->pri->app.images->get_data(data->pri->app.images, handle_result, buf, sz);
                                  data->bmp->replaceRaw(buf, data->bmp->width(), data->bmp->height());
                                  delete[] buf;
+                                 delete data;
                              }
                          });
-    return cbData.bmp;
+    return ret;
 }
 
-Bitmap *DiscordState::userAvatar()
+Bitmap *DiscordState::userAvatar(int size)
 {
-    return (p->userPresent) ? getAvatar(p->currentUser.id, 256) : 0;
+    return (p->userPresent) ? getAvatar(p->currentUser.id, size) : 0;
 }

src/discordstate.h

@@ -27,7 +27,7 @@ public:
     DiscordUserId userId();
     
     Bitmap *getAvatar(DiscordUserId userId, int size);
-    Bitmap *userAvatar();
+    Bitmap *userAvatar(int size);
     
 private:
     DiscordStatePrivate *p;

src/graphics.cpp

@@ -669,6 +669,10 @@ void Graphics::update()
 {
 	p->checkShutDownReset();
 	p->checkSyncLock();
+    
+#ifdef HAVE_DISCORDSDK
+    shState->discord().update();
+#endif
 
 	if (p->frozen)
 		return;
@@ -691,10 +695,6 @@ void Graphics::update()
 		}
 	}
 
-#ifdef HAVE_DISCORDSDK
-    if (p->frameCount % 10 == 0) shState->discord().update();
-#endif
-
 	p->checkResize();
 	p->redrawScreen();
 }