NAME

cgGetParameterType - get a program parameter's type

SYNOPSIS

  #include <Cg/cg.h>

  CGtype cgGetParameterType( CGparameter param );

PARAMETERS

param

The parameter.

RETURN VALUES

Returns the type enumerant of param.

Returns CG_UNKNOWN_TYPE if an error occurs.

DESCRIPTION

cgGetParameterType allows the application to retrieve the type of a parameter in a Cg program. This type is necessary for the application to be able to supply the program's inputs and use the program's outputs.

cgGetParameterType will return CG_STRUCT if the parameter is a struct and CG_ARRAY if the parameter is an array. Otherwise it will return the data type associated with the parameter.

EXAMPLES

to-be-written

ERRORS

CG_INVALID_PARAM_HANDLE_ERROR is generated if param is not a valid parameter.

HISTORY

cgGetParameterType was introduced in Cg 1.1.

SEE ALSO

cgGetType, cgGetParameterBaseType, cgGetTypeString, cgGetParameterClass