NAME
cgGetFirstParameter - get the first parameter in a program
SYNOPSIS
#include <Cg/cg.h> CGparameter cgGetFirstParameter( CGprogram prog, CGenum name_space );PARAMETERS
- prog
Specifies the program to retrieve the first parameter from.
- name_space
Specifies the namespace of the parameter to iterate through. Currently only CG_PROGRAM is supported.
DESCRIPTION
cgGetFirstParameter returns the first top-level parameter in a program. This function is used for recursing through all parameters in a program. See the "cgGetNextParameter" document for more information on parameter traversal.
RETURN VALUES
cgGetFirstParameter returns a the first CGparameter object in prog. NULL is returned if prog is invalid or if prog does not have any parameters.
ERRORS
CG_INVALID_PROGRAM_HANDLE_ERROR is generated if prog does not refer to a valid program.
SEE ALSO