Fix isolation issues

1 files changed, 4 insertions, 19 deletions

diff --git a/src/display/drawing-group.cpp b/src/display/drawing-group.cpp
index 337a6bcd9..e2fb26581 100644
--- a/src/display/drawing-group.cpp
+++ b/src/display/drawing-group.cpp
@@ -93,20 +93,11 @@ DrawingGroup::_updateItem(Geom::IntRect const &area, UpdateContext const &ctx, u
 unsigned
 DrawingGroup::_renderItem(DrawingContext &dc, Geom::IntRect const &area, unsigned flags, DrawingItem *stop_at)
 {
-    bool isolated = false;
-    if (!parent() || _isolation == SP_CSS_ISOLATION_ISOLATE || _mix_blend_mode) {
-        isolated = true;
-    }
-    int device_scale = dc.surface()->device_scale();
-    DrawingSurface intermediate(area, device_scale);
-    DrawingContext ict(intermediate);
-    ict.setOperator(CAIRO_OPERATOR_OVER);
-
     if (stop_at == nullptr) {
         // normal rendering
         for (auto &i : _children) {
             i.setAntialiasing(_antialias);
-            i.render(isolated ? ict : dc, area, flags, stop_at);
+            i.render(dc, area, flags, stop_at);
         }
     } else {
         // background rendering
@@ -116,20 +107,14 @@ DrawingGroup::_renderItem(DrawingContext &dc, Geom::IntRect const &area, unsigne
             if (i.isAncestorOf(stop_at)) {
                 // render its ancestors without masks, opacity or filters
                 i.setAntialiasing(_antialias);
-                i.render(isolated ? ict : dc, area, flags | RENDER_FILTER_BACKGROUND, stop_at);
-                break;
+                i.render(dc, area, flags | RENDER_FILTER_BACKGROUND, stop_at);
+                return RENDER_OK;
             } else {
                 i.setAntialiasing(_antialias);
-                i.render(isolated ? ict : dc, area, flags, stop_at);
+                i.render(dc, area, flags, stop_at);
             }
         }
     }
-    if (isolated) {
-        dc.rectangle(area);
-        dc.setSource(&intermediate);
-        dc.setOperator(ink_css_blend_to_cairo_operator(_mix_blend_mode));
-        dc.fill();
-    }
     return RENDER_OK;
 }