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RTOp_TOp_max_abs_vec_scalar.c
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00001 /*
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00004 // 
00005 // Moocho: Multi-functional Object-Oriented arCHitecture for Optimization
00006 //                  Copyright (2003) Sandia Corporation
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00042 */
00043 
00044 #include <math.h>
00045 
00046 /* ///////////////////////////////////////////// */
00047 /* RTOp_TOp_max_abs_vec_scalar.c */
00048 
00049 /* */
00050 /* Note: This file was created automatically by 'new_rtop.pl' */
00051 /*       on 7/13/2002 at 13:48 */
00052 /* */
00053 
00054 #define max(a,b) ( (a) > (b) ? (a) : (b) )
00055 #define min(a,b) ( (a) < (b) ? (a) : (b) )
00056 
00057 #include "RTOp_TOp_max_abs_vec_scalar.h"
00058 #include "RTOp_obj_value_vtbl.h"  /* vtbl for operator object instance data */
00059 
00060 /* Implementation functions for RTOp_RTOp */
00061 
00062 static int RTOp_TOp_max_abs_vec_scalar_apply_op(
00063   const struct RTOp_RTOp_vtbl_t* vtbl, const void* obj_data
00064   , const int num_vecs, const struct RTOp_SubVector vecs[]
00065   , const int num_targ_vecs, const struct RTOp_MutableSubVector targ_vecs[]
00066   , RTOp_ReductTarget reduct_obj )
00067 {
00068   /* */
00069   /* Declare local variables */
00070   /* */
00071 
00072   /* Access to the operator object instance data */
00073   RTOp_value_type *min_ele = (RTOp_value_type*)obj_data;
00074   /* Vector data */
00075   RTOp_index_type           sub_dim;
00076   /* z0 */
00077   RTOp_value_type           *z0_val;
00078   ptrdiff_t                 z0_val_s;
00079 
00080   /* Automatic temporary variables */
00081   register RTOp_index_type  k;
00082 
00083   /* */
00084   /* Validate the input */
00085   /* */
00086   if( num_vecs != 0 || ( num_vecs && vecs == NULL ) )
00087     return RTOp_ERR_INVALID_NUM_VECS;
00088   if( num_targ_vecs != 1 || ( num_targ_vecs && targ_vecs == NULL ) )
00089     return RTOp_ERR_INVALID_NUM_TARG_VECS;
00090   assert(obj_data);
00091 
00092   /* */
00093   /* Get pointers to data */
00094   /* */
00095   sub_dim       = targ_vecs[0].sub_dim;
00096   /* z0 */
00097   z0_val        = targ_vecs[0].values;
00098   z0_val_s      = targ_vecs[0].values_stride;
00099 
00100   /* */
00101   /* Apply the operator: */
00102   /* */
00103   for( k = 0; k < sub_dim; ++k, z0_val += z0_val_s )
00104   {
00105     /* Element-wise transformation */
00106     (*z0_val) = max(fabs((*z0_val)),(*min_ele));
00107   }
00108 
00109   return 0; /* success? */
00110 }
00111 
00112 /* Virtual function table */
00113 const struct RTOp_RTOp_vtbl_t RTOp_TOp_max_abs_vec_scalar_vtbl =
00114 {
00115   &RTOp_obj_value_vtbl
00116   ,&RTOp_obj_null_vtbl
00117   ,"TOp_max_abs_vec_scalar"
00118   ,NULL
00119   ,RTOp_TOp_max_abs_vec_scalar_apply_op
00120   ,NULL
00121   ,NULL
00122 };
00123 
00124 /* Class specific functions */
00125 
00126 int RTOp_TOp_max_abs_vec_scalar_construct( RTOp_value_type min_ele,  struct RTOp_RTOp* op )
00127 {
00128 #ifdef RTOp_DEBUG
00129   assert(op);
00130 #endif
00131   op->obj_data  = NULL;
00132   op->vtbl      = &RTOp_TOp_max_abs_vec_scalar_vtbl;
00133   op->vtbl->obj_data_vtbl->obj_create(NULL,NULL,&op->obj_data);
00134   return RTOp_TOp_max_abs_vec_scalar_init(min_ele,op);
00135 }
00136 
00137 int RTOp_TOp_max_abs_vec_scalar_destroy( struct RTOp_RTOp* op )
00138 {
00139   op->vtbl->obj_data_vtbl->obj_free(NULL,NULL,&op->obj_data);
00140   op->obj_data  = NULL;
00141   op->vtbl      = NULL;
00142   return 0;
00143 }
00144 
00145 int RTOp_TOp_max_abs_vec_scalar_init( RTOp_value_type min_ele, struct RTOp_RTOp* op )
00146 {
00147   RTOp_value_type *ptr_min_ele = (RTOp_value_type*)op->obj_data;
00148   *ptr_min_ele = min_ele;
00149   return 0;
00150 }
00151 
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