NAME

cgGetNumProgramDomains - get the number of domains in a combined program

SYNOPSIS

  #include <Cg/cg.h>

  int cgGetNumProgramDomains( CGprogram program );

PARAMETERS

program

The combined program object to be queried.

RETURN VALUES

Returns the number of domains in the combined program program.

Returns 0 if an error occurs.

DESCRIPTION

cgGetNumProgramDomains returns the number of domains in a combined program. For example, if the combined program contained a vertex program and a fragment program, cgGetNumProgramDomains will return 2.

cgGetNumProgramDomains will always return 1 for a non-combined program.

EXAMPLES

  CGprogram combined = cgCombinePrograms2( prog1, prog2 );
  int numDomains = cgGetNumProgramDomains( combined );
  /* numDomains == 2 */
        

ERRORS

CG_INVALID_PROGRAM_HANDLE_ERROR is generated if program is not a valid program handle.

HISTORY

cgGetNumProgramDomains was introduced in Cg 1.5.

SEE ALSO

cgGetProfileDomain, cgGetProgramDomainProfile, cgGetProgramDomainProgram