Don't render effects which require rasterisation when forcing vector

src/core/effects/qgsblureffect.cpp

@@ -33,6 +33,13 @@ void QgsBlurEffect::draw( QgsRenderContext &context )
   if ( !enabled() || !context.painter() || source().isNull() )
     return;
 
+  if ( context.rasterizedRenderingPolicy() == Qgis::RasterizedRenderingPolicy::ForceVector )
+  {
+    //just draw unmodified source, we can't render this effect when forcing vectors
+    drawSource( *context.painter() );
+    return;
+  }
+
   switch ( mBlurMethod )
   {
     case StackBlur:

src/core/effects/qgscoloreffect.cpp

@@ -40,6 +40,13 @@ void QgsColorEffect::draw( QgsRenderContext &context )
   if ( !enabled() || !context.painter() || source().isNull() )
     return;
 
+  if ( context.rasterizedRenderingPolicy() == Qgis::RasterizedRenderingPolicy::ForceVector )
+  {
+    //just draw unmodified source, we can't render this effect when forcing vectors
+    drawSource( *context.painter() );
+    return;
+  }
+
   QPainter *painter = context.painter();
 
   //rasterize source and apply modifications

src/core/effects/qgsgloweffect.cpp

@@ -44,6 +44,13 @@ void QgsGlowEffect::draw( QgsRenderContext &context )
   if ( !enabled() || !context.painter() || source().isNull() )
     return;
 
+  if ( context.rasterizedRenderingPolicy() == Qgis::RasterizedRenderingPolicy::ForceVector )
+  {
+    //just draw unmodified source, we can't render this effect when forcing vectors
+    drawSource( *context.painter() );
+    return;
+  }
+
   QImage im = sourceAsImage( context ).copy();
 
   QgsColorRamp *ramp = nullptr;

src/core/effects/qgsshadoweffect.cpp

@@ -35,6 +35,13 @@ void QgsShadowEffect::draw( QgsRenderContext &context )
   if ( context.feedback() && context.feedback()->isCanceled() )
     return;
 
+  if ( context.rasterizedRenderingPolicy() == Qgis::RasterizedRenderingPolicy::ForceVector )
+  {
+    //just draw unmodified source, we can't render this effect when forcing vectors
+    drawSource( *context.painter() );
+    return;
+  }
+
   QImage colorisedIm = sourceAsImage( context ).copy();
 
   if ( context.feedback() && context.feedback()->isCanceled() )