/******************************************************************************
* Applies a modifier by appending it to the end of the node's modification
* pipeline.
******************************************************************************/
void ObjectNode::applyModifier(Modifier* modifier)
{
if(!dataProvider())
throw Exception("Cannot insert modifier into a modification pipeline without a data source.");
PipelineObject* pipelineObj = dynamic_object_cast<PipelineObject>(dataProvider());
if(!pipelineObj) {
OORef<PipelineObject> p = new PipelineObject(dataset());
p->setSourceObject(dataProvider());
setDataProvider(p);
pipelineObj = p;
}
pipelineObj->insertModifier(modifier, pipelineObj->modifierApplications().size());
}
/******************************************************************************
* Inserts the given modifier into the modification pipeline of the
* selected scene nodes.
******************************************************************************/
void ModificationListModel::applyModifier(Modifier* modifier)
{
// Get the selected stack entry. The new modifier is inserted just behind it.
ModificationListItem* currentItem = selectedItem();
// On the next list update, the new modifier should be selected.
_nextToSelectObject = modifier;
if(currentItem) {
if(dynamic_object_cast<Modifier>(currentItem->object())) {
for(ModifierApplication* modApp : currentItem->modifierApplications()) {
PipelineObject* pipelineObj = modApp->pipelineObject();
OVITO_CHECK_OBJECT_POINTER(pipelineObj);
pipelineObj->insertModifier(modifier, pipelineObj->modifierApplications().indexOf(modApp) + 1);
}
return;
}
else if(dynamic_object_cast<PipelineObject>(currentItem->object())) {
PipelineObject* pipelineObj = static_object_cast<PipelineObject>(currentItem->object());
OVITO_CHECK_OBJECT_POINTER(pipelineObj);
pipelineObj->insertModifier(modifier, 0);
return;
}
else if(dynamic_object_cast<DataObject>(currentItem->object())) {
if(PipelineObject* pipelineObj = hiddenPipelineObject()) {
pipelineObj->insertModifier(modifier, 0);
return;
}
}
}
// Apply modifier to each selected node.
for(ObjectNode* objNode : selectedNodes()) {
objNode->applyModifier(modifier);
}
}
