Fix some blurs iddle large loops

1 files changed, 5 insertions, 8 deletions

diff --git a/src/ui/widget/object-composite-settings.cpp b/src/ui/widget/object-composite-settings.cpp
index d628870e2..adf6427a7 100644
--- a/src/ui/widget/object-composite-settings.cpp
+++ b/src/ui/widget/object-composite-settings.cpp
@@ -109,30 +109,27 @@ ObjectCompositeSettings::_blendBlurValueChanged()
         if (!SP_IS_ITEM(*i)) {
             continue;
         }
-
         SPItem * item = SP_ITEM(*i);
         SPStyle *style = item->style;
         g_assert(style != nullptr);
+        bool change_blend = (item->style->mix_blend_mode.set ? item->style->mix_blend_mode.value : SP_CSS_BLEND_NORMAL) != _filter_modifier.get_blend_mode();
         item->style->mix_blend_mode.set = TRUE;
         if (item->style->isolation.value == SP_CSS_ISOLATION_ISOLATE) {
             item->style->mix_blend_mode.value = SP_CSS_BLEND_NORMAL;
         } else { 
             item->style->mix_blend_mode.value = _filter_modifier.get_blend_mode();
         }
-        item->updateRepr(SP_OBJECT_WRITE_NO_CHILDREN | SP_OBJECT_WRITE_EXT);
 
         if (radius == 0 && item->style->filter.set
             && filter_is_single_gaussian_blur(SP_FILTER(item->style->getFilter()))) {
             remove_filter(item, false);
-        }
-        else if (radius != 0) {
+        } else if (radius != 0) {
             SPFilter *filter = modify_filter_gaussian_blur_from_item(document, item, radius);
             sp_style_set_property_url(item, "filter", filter, false);
+        } 
+        if (change_blend) { //we do blend so we need update display style
+            item->updateRepr(SP_OBJECT_WRITE_NO_CHILDREN | SP_OBJECT_WRITE_EXT);
         }
-
-        //request update
-        item->requestDisplayUpdate(( SP_OBJECT_MODIFIED_FLAG |
-                                     SP_OBJECT_STYLE_MODIFIED_FLAG ));
     }
 
     DocumentUndo::maybeDone(document, _blur_tag.c_str(), _verb_code,