FLASH_LU_incpiv.c File Reference

(r)

Functions
FLA_Error	FLASH_LU_incpiv (FLA_Obj A, FLA_Obj p, FLA_Obj L)

---

Function Documentation

FLA_Error FLASH_LU_incpiv	(	FLA_Obj	A,
		FLA_Obj	p,
		FLA_Obj	L
	)

References FLA_Abort(), FLA_Check_error_level(), FLA_LU_incpiv_check(), FLA_Print_message(), FLASH_LU_incpiv_noopt(), FLASH_LU_incpiv_opt1(), FLASH_Obj_depth(), and FLASH_Queue_stack_depth().

{
   FLA_Error r_val;

   // Check parameters.
   if ( FLA_Check_error_level() >= FLA_MIN_ERROR_CHECKING )
      FLA_LU_incpiv_check( A, p, L );

   // *** The current LU_incpiv algorithm implemented assumes that
   // the matrix has a hierarchical depth of 1. We check for that here, because
   // we anticipate that we'll use a more general algorithm in the future, and
   // we don't want to forget to remove the constraint. ***
   if ( FLASH_Obj_depth( A ) != 1 )
   {
      FLA_Print_message( "FLASH_LU_incpiv() currently only supports matrices of depth 1",
                         __FILE__, __LINE__ );
      FLA_Abort();
   }

   if ( FLASH_Queue_stack_depth() == 0 )
      r_val = FLASH_LU_incpiv_opt1( A, p, L );
   else
      r_val = FLASH_LU_incpiv_noopt( A, p, L );

   return r_val;
}