+ if (aObj->isDisplayed()) {
+ // Hide the presentation with an empty shape. But isDisplayed state of the object should not
+ // be changed to the object becomes visible when the shape becomes not empty
+ ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
+ if (aRes.get() && (!aRes->shape().get() || aRes->shape()->isNull()))
+ continue;