minor fix

application/gui/mainwindow.cpp

@@ -431,7 +431,9 @@ namespace campvis {
         if (_selectedPipeline == nullptr) 
             return;
 
-        AbstractProcessor* p = ProcessorFactory::getRef().createProcessor(name, &_selectedPipeline->getCanvasSize());
+        IVec2Property temp = _selectedPipeline->getCanvasSize();
+        IVec2Property *viewPort = new IVec2Property(temp.getName(), temp.getTitle(), temp.getValue(), temp.getMinValue(), temp.getMaxValue(), temp.getStepValue());
+        AbstractProcessor* p = ProcessorFactory::getRef().createProcessor(name, viewPort);
         if (p == nullptr)
             return;
         

core/pipeline/abstractpipeline.h

@@ -199,7 +199,7 @@ namespace campvis {
          * Returns the canvas size 
          * \return  The IVec2Property with current canvas size on it
          */
-        IVec2Property getCanvasSize() {return _canvasSize;}
+        IVec2Property& getCanvasSize() {return _canvasSize;}
 
         /// Signal emitted at the end of AbstractPipeline::init()
         sigslot::signal0 s_init;