Clear buffer before drawing background image

Fixes #1058 , prevents alternating garbage drawn every cycle
2021-11-15 22:45:01 +10:00
parent f1baa383ae
commit 52013da098
1 changed files with 1 additions and 0 deletions
@@ -301,6 +301,7 @@ class Theme480: public OpenTxTheme
    void drawBackground(BitmapBuffer * dc) const override
    {
      if (backgroundBitmap) {
+        dc->clear(COLOR_THEME_SECONDARY3);
        dc->drawBitmap(0 - dc->getOffsetX(), 0 - dc->getOffsetY(), backgroundBitmap);
      }
      else {