RTOp_reduct_max_value.c

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 #define MY_MAX(a,b) a > b ? a : b
00032 
00033 #include "RTOp_reduct_max_value.h"
00034 
00035 int RTOp_reduct_max_value(
00036   const struct RTOp_RTOp_vtbl_t* vtbl, const void* obj_data
00037   , RTOp_ReductTarget in_targ_obj, RTOp_ReductTarget inout_targ_obj )
00038 {
00039   /* inout_dot_prod += in_dot_prod */
00040   *((RTOp_value_type*)inout_targ_obj)
00041     = MY_MAX( *((RTOp_value_type*)inout_targ_obj)
00042           ,*((RTOp_value_type*)in_targ_obj)
00043       );
00044   return 0;
00045 }
00046 
00047 static void CALL_API external_reduct_op( void* in_targ_array, void* inout_targ_array
00048   , int* len, RTOp_Datatype* datatype )
00049 {
00050   /* inout_dot_prod += in_dot_prod */
00051   RTOp_value_type /* index past the size members */
00052     *in_targs    = (RTOp_value_type*)in_targ_array    + 3,
00053     *inout_targs = (RTOp_value_type*)inout_targ_array + 3;
00054   int i;
00055   for( i = 0; i < *len; ++i, inout_targs += 4, in_targs += 4 )
00056     *inout_targs = MY_MAX(*inout_targs,*in_targs);
00057 }
00058 
00059 int RTOp_get_reduct_max_value_op(
00060   const struct RTOp_RTOp_vtbl_t* vtbl, const void* obj_data
00061   , RTOp_reduct_op_func_ptr_t* reduct_op_func_ptr )
00062 {
00063   *reduct_op_func_ptr = external_reduct_op;
00064   return 0;
00065 }
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Generated on Wed Apr 13 10:09:08 2011 for RTOpPack: Extra C/C++ Code for Vector Reduction/Transformation Operators by  doxygen 1.6.3