cgGetNumConnectedToParameters
Keywords: cgGetNumConnectedToParameters, NVIDIA, NVIDIA Cg Toolkit, Cg Toolkit, Shader, Shader Programming, GPU Shader Programming, GPU Program

> ## Name

> cgGetNumConnectedToParameters - gets the number of connected destination parameters

> ## Synopsis

>     #include <Cg/cg.h>

>     int cgGetNumConnectedToParameters( CGparameter param );

> ## Parameters

> param
>   The source parameter.

> ## Return Values

> Returns the number of destination parameters connected to param.

> Returns 0 if an error occurs.

> ## Description

> cgGetNumConnectedToParameters returns the number of destination parameters connected to the source parameter param. It's primarily used with cgGetConnectedToParameter.

> ## Examples

> to-be-written

> ## Errors

> CG_INVALID_PARAM_HANDLE_ERROR is generated if param is not a valid parameter.

> ## History

> cgGetNumConnectedToParameters was introduced in Cg 1.2.

> ## See Also

> cgConnectParameter, cgGetConnectedParameter, cgGetConnectedToParameter