Main Content


Constructs a message writer object in the Unreal Editor

Since R2021b


MessageWriter = StartSimulation3DMessageWriter(topicName, maxDataSize) constructs a message writer object in the Unreal® Editor.

The C++ syntax is

void *StartSimulation3DMessageWriter(const char* topicName, uint32 maxDataSize);

Input Arguments

collapse all

Name of the Simulink signal with the message topic.

Data Types: char *

Maximum size of the data, in bytes.

Data Types: uint32

Output Arguments

collapse all

Pointer to message writer object, WriteSimulation3DMessage.

Data Types: void *

Version History

Introduced in R2021b