RTOp_TOp_max_vec_scalar.c

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00001 /*
00002 // @HEADER
00003 // ***********************************************************************
00004 // 
00005 // Moocho: Multi-functional Object-Oriented arCHitecture for Optimization
00006 //                  Copyright (2003) Sandia Corporation
00007 // 
00008 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
00009 // license for use of this work by or on behalf of the U.S. Government.
00010 // 
00011 // This library is free software; you can redistribute it and/or modify
00012 // it under the terms of the GNU Lesser General Public License as
00013 // published by the Free Software Foundation; either version 2.1 of the
00014 // License, or (at your option) any later version.
00015 //  
00016 // This library is distributed in the hope that it will be useful, but
00017 // WITHOUT ANY WARRANTY; without even the implied warranty of
00018 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00019 // Lesser General Public License for more details.
00020 //  
00021 // You should have received a copy of the GNU Lesser General Public
00022 // License along with this library; if not, write to the Free Software
00023 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
00024 // USA
00025 // Questions? Contact Roscoe A. Bartlett (rabartl@sandia.gov) 
00026 // 
00027 // ***********************************************************************
00028 // @HEADER
00029 */
00030 
00031 /* ///////////////////////////////////////////// */
00032 /* RTOp_TOp_max_vec_scalar.c */
00033 
00034 /* */
00035 /* Note: This file was created automatically by 'new_rtop.pl' */
00036 /*       on 7/13/2002 at 13:44 */
00037 /* */
00038 
00039 #define max(a,b) ( (a) > (b) ? (a) : (b) )
00040 #define min(a,b) ( (a) < (b) ? (a) : (b) )
00041 
00042 #include "RTOp_TOp_max_vec_scalar.h"
00043 #include "RTOp_obj_value_vtbl.h"  /* vtbl for operator object instance data */
00044 
00045 /* Implementation functions for RTOp_RTOp */
00046 
00047 static int RTOp_TOp_max_vec_scalar_apply_op(
00048   const struct RTOp_RTOp_vtbl_t* vtbl, const void* obj_data
00049   , const int num_vecs, const struct RTOp_SubVector vecs[]
00050   , const int num_targ_vecs, const struct RTOp_MutableSubVector targ_vecs[]
00051   , RTOp_ReductTarget reduct_obj )
00052 {
00053   /* */
00054   /* Declare local variables */
00055   /* */
00056 
00057   /* Access to the operator object instance data */
00058   RTOp_value_type *min_ele = (RTOp_value_type*)obj_data;
00059   /* Vector data */
00060   RTOp_index_type           sub_dim;
00061   /* z0 */
00062   RTOp_value_type           *z0_val;
00063   ptrdiff_t                 z0_val_s;
00064 
00065   /* Automatic temporary variables */
00066   register RTOp_index_type  k;
00067 
00068   /* */
00069   /* Validate the input */
00070   /* */
00071   if( num_vecs != 0 || ( num_vecs && vecs == NULL ) )
00072     return RTOp_ERR_INVALID_NUM_VECS;
00073   if( num_targ_vecs != 1 || ( num_targ_vecs && targ_vecs == NULL ) )
00074     return RTOp_ERR_INVALID_NUM_TARG_VECS;
00075   assert(obj_data);
00076 
00077   /* */
00078   /* Get pointers to data */
00079   /* */
00080   sub_dim       = targ_vecs[0].sub_dim;
00081   /* z0 */
00082   z0_val        = targ_vecs[0].values;
00083   z0_val_s      = targ_vecs[0].values_stride;
00084 
00085   /* */
00086   /* Apply the operator: */
00087   /* */
00088   for( k = 0; k < sub_dim; ++k, z0_val += z0_val_s )
00089   {
00090     /* Element-wise transformation */
00091     (*z0_val) = max((*z0_val),(*min_ele));
00092   }
00093 
00094   return 0; /* success? */
00095 }
00096 
00097 /* Virtual function table */
00098 const struct RTOp_RTOp_vtbl_t RTOp_TOp_max_vec_scalar_vtbl =
00099 {
00100   &RTOp_obj_value_vtbl
00101   ,&RTOp_obj_null_vtbl
00102   ,"TOp_max_vec_scalar"
00103   ,NULL
00104   ,RTOp_TOp_max_vec_scalar_apply_op
00105   ,NULL
00106   ,NULL
00107 };
00108 
00109 /* Class specific functions */
00110 
00111 int RTOp_TOp_max_vec_scalar_construct( RTOp_value_type min_ele,  struct RTOp_RTOp* op )
00112 {
00113 #ifdef RTOp_DEBUG
00114   assert(op);
00115 #endif
00116   op->obj_data  = NULL;
00117   op->vtbl      = &RTOp_TOp_max_vec_scalar_vtbl;
00118   op->vtbl->obj_data_vtbl->obj_create(NULL,NULL,&op->obj_data);
00119   return RTOp_TOp_max_vec_scalar_init(min_ele,op);
00120 }
00121 
00122 int RTOp_TOp_max_vec_scalar_destroy( struct RTOp_RTOp* op )
00123 {
00124   op->vtbl->obj_data_vtbl->obj_free(NULL,NULL,&op->obj_data);
00125   op->obj_data  = NULL;
00126   op->vtbl      = NULL;
00127   return 0;
00128 }
00129 
00130 int RTOp_TOp_max_vec_scalar_init( RTOp_value_type min_ele, struct RTOp_RTOp* op )
00131 {
00132   RTOp_value_type *ptr_min_ele = (RTOp_value_type*)op->obj_data;
00133   *ptr_min_ele = min_ele;
00134   return 0;
00135 }
00136 
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