Класс Unigine :: NodeReference

#include <UnigineEditor.h>
#include <UnigineNodes.h>
#include <UnigineObjects.h>
#include <UnigineWorld.h>

using namespace Unigine;

int AppWorldLogic::init() {

	// create a mesh
	MeshPtr mesh = Mesh::create();
	mesh->addBoxSurface("box_0", Math::vec3(1.0f));
	// create a dynamic mesh by using the mesh
	ObjectMeshDynamicPtr dynamic = ObjectMeshDynamic::create(mesh);
	// export the dynamic mesh into a .node file
	World::saveNode("unigine_project/nodes/node_reference_0.node", dynamic->getNode());
	// create a node reference
	NodeReferencePtr nodeRef = NodeReference::create("unigine_project/nodes/node_reference_0.node");

	return 1;
}

// AppWorldLogic.h

#include <UnigineLogic.h>
#include <UnigineStreams.h>
#include <UnigineNode.h>
#include <UnigineNodes.h>

class AppWorldLogic : public Unigine::WorldLogic {
	
public:
	AppWorldLogic();
	virtual ~AppWorldLogic();
	
	virtual int init();
	
	virtual int update();
	virtual int postUpdate();
	virtual int updatePhysics();
	
	virtual int shutdown();
	
	virtual int save(const Unigine::StreamPtr &stream);
	virtual int restore(const Unigine::StreamPtr &stream);

private:

	void nodeCast(Unigine::NodePtr node);
};

// AppWorldLogic.cpp

#include <UnigineConsole.h>
#include <UnigineObjects.h>
#include <UnigineWorld.h>

using namespace Unigine;

void AppWorldLogic::nodeCast(NodePtr node) {
	
	// check if the node is a NodeReference
	if (node->getType() == Node::NODE_REFERENCE)
	{	
		// cast the node to the NodeReference
		NodeReferencePtr nodeRef = checked_ptr_cast<NodeReference>(node);
		// set a name for the NodeReference
		nodeRef->setName("NodeReference_casted");
	}
}

int AppWorldLogic::init() {
	
	// create a NodeReference from the file
	NodeReferencePtr nodeRef_0 = NodeReference::create("unigine_project/nodes/node_reference_0.node");

	// set a name
	nodeRef_0->setName("NodeReference_0");

	// save changes into the .world file
	Console::run("world_save");
	// get the added NodeReference as a Node
	NodePtr node = World::getNodeByName("NodeReference_0");
	// cast the obtained Node to a NodeReference
	nodeCast(node);

	return 1;
}

#include <UnigineConsole.h>
#include <UnigineEditor.h>
#include <UnigineNodes.h>
#include <UnigineObjects.h>
#include <UnigineWorld.h>

using namespace Unigine;

int AppWorldLogic::init() {
	
	// create a NodeReference instance
	NodeReferencePtr nodeRef = NodeReference::create("unigine_project/nodes/node_reference_0.node");

	// set a name
	nodeRef->setName("NodeReference_0");

	// get a node stored by the reference and check if it is an ObjectMeshDynamic
	if (nodeRef->getReference()->getType() == Node::OBJECT_MESH_DYNAMIC) {
		// cast the referenced node to the ObjectMeshDynamic type
		ObjectMeshDynamicPtr dynamic = checked_ptr_cast<ObjectMeshDynamic>(nodeRef->getReference());
		// set a material
		dynamic->setMaterial("mesh_base", 0);
		// save changes on the referenced node into the .node file
		World::saveNode(nodeRef->getNodeName(), dynamic);
	}

	return 1;
}