Fonts: AddFontDefault() adds to GlyphOffset.y instead of overriding it.

imgui_draw.cpp

@@ -3102,7 +3102,7 @@ ImFont* ImFontAtlas::AddFontDefault(const ImFontConfig* font_cfg_template)
     if (font_cfg.Name[0] == '\0')
         ImFormatString(font_cfg.Name, IM_ARRAYSIZE(font_cfg.Name), "ProggyClean.ttf");
     font_cfg.EllipsisChar = (ImWchar)0x0085;
-    font_cfg.GlyphOffset.y = 1.0f * IM_TRUNC(font_cfg.SizePixels / 13.0f);  // Add +1 offset per 13 units
+    font_cfg.GlyphOffset.y += 1.0f * IM_TRUNC(font_cfg.SizePixels / 13.0f);  // Add +1 offset per 13 units
 
     int ttf_compressed_size = 0;
     const char* ttf_compressed = GetDefaultCompressedFontDataTTF(&ttf_compressed_size);