Unigine::NodeExternBase Class

The base class, from which the custom user-defined nodes are inherited.

NodeExternBase Class

Members

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int getClassID()

Returns a unique class ID.

Return value

Unique class ID.

Ptr<Node> getNode()

Returns the Node smart pointer.

Return value

Node smart pointer.

Ptr<NodeExtern> getNodeExtern()

Returns the NodeExtern smart pointer.

Return value

NodeExtern smart pointer.

int isOwner()

Returns the owner flag of the pointer. If the pointer is owner, on its deletion the object also will be deleted.

Return value

The owner flag.

void grab()

Sets the owner flag to 1 for the node pointer. The node should not be handled by the class after this function is called.

int loadWorld(const Ptr<Xml> & xml)

Loads a node state from the Xml.

Arguments

• const Ptr<Xml> & xml - Xml smart pointer.

Return value

Returns 1 if the node state was successfully loaded; otherwise, 0 is returned.

void release()

Sets the owner flag to 0 for the node pointer. The node should be handled by the class after this function is called.

void renderHandler()

Renders the handler for the external node.

void renderVisualizer()

Renders the visualizer.

int restoreState(const Ptr<Stream> & stream)

Restores a node state from the stream.

Arguments

• const Ptr<Stream> & stream - Stream smart pointer.

Return value

Returns 1 if the node state was successfully restored; otherwise, 0 is returned.

int saveState(const Ptr<Stream> & stream)

Saves a node state into the stream.

Arguments

• const Ptr<Stream> & stream - Stream smart pointer.

Return value

Returns 1 if the node state was successfully saved; otherwise, 0 is returned.

int saveWorld(const Ptr<Xml> & xml)

Saves a node state into the Xml.

Arguments

• const Ptr<Xml> & xml - Xml smart pointer.

Return value

Returns 1 if the node state was successfully saved; otherwise, 0 is returned.

void updateEnabled()

Updates enabled.

void updatePosition()

Updates a position of the external node.

void updateTransform()

Updates transformation matrix of the external node.