NAME
cgGetFirstStructParameter - get the first child parameter from a struct parameter
SYNOPSIS
#include <Cg/cg.h> CGparameter cgGetFirstStructParameter(CGparameter param);PARAMETERS
- param
Specifies the struct parameter. This parameter must be of type CG_STRUCT (returned by cgGetParameterType()).
DESCRIPTION
cgGetFirstStructParameter returns the first member parameter of a struct parameter. The rest of the members may be retrieved from the first member by iterating with the cgGetNextParameter() function.
RETURN VALUES
cgGetFirstStructParameter returns a handle to the first member parameter.
NULL is returned if param is not a struct or if some other error occurs.
ERRORS
CG_INVALID_PARAM_HANDLE_ERROR is generated if param is not a struct or valid parameter.
SEE ALSO