NAME
cgGetFirstLeafParameter - get the first leaf parameter in a program
SYNOPSIS
#include <Cg/cg.h> CGparameter cgGetFirstLeafParameter( CGprogram prog, CGenum name_space );PARAMETERS
- prog
Specifies the program to retrieve the first leaf parameter from.
- name_space
Specifies the namespace of the parameter to iterate through. Currently CG_PROGRAM and CG_GLOBAL are supported.
DESCRIPTION
cgGetFirstLeafParameter returns the first leaf parameter in a program. The combination of cgGetFirstLeafParameter and cgGetNextLeafParameter allow the iteration through all of the parameters of basic data types (not structs or arrays) without recursion. See cgGetNextLeafParameter for more information.
RETURN VALUES
cgGetFirstLeafParameter returns a the first leaf 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.
CG_INVALID_ENUMERANT_ERROR is generated if name_space is not CG_PROGRAM or CG_GLOBAL.
SEE ALSO