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RTOp_TOp_correct_multipliers.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 /* RTOp_TOp_Correct_Multipliers.c */
00045 
00046 /* */
00047 /* Note: This file was created automatically by 'new_rtop.pl' */
00048 /*       on 7/1/2002 at 18:11 */
00049 /* */
00050 
00051 #define max(a,b) ( (a) > (b) ? (a) : (b) )
00052 #define min(a,b) ( (a) < (b) ? (a) : (b) )
00053 
00054 #include "RTOp_TOp_correct_multipliers.h"
00055 #include "RTOp_obj_value_index_vtbl.h"  /* vtbl for operator object instance data */
00056 
00057 
00058 
00059 /* Implementation functions for RTOp_RTOp */
00060 
00061 static int RTOp_TOp_Correct_Multipliers_apply_op(
00062   const struct RTOp_RTOp_vtbl_t* vtbl, const void* obj_data
00063   , const int num_vecs, const struct RTOp_SubVector vecs[]
00064   , const int num_targ_vecs, const struct RTOp_MutableSubVector targ_vecs[]
00065   , RTOp_ReductTarget reduct_obj )
00066 {
00067   /* */
00068   /* Declare local variables */
00069   /* */
00070 
00071   /* Access to the operator object instance data */
00072   struct RTOp_value_index_type *data_cntr = (struct RTOp_value_index_type*)obj_data;
00073   RTOp_value_type *inf_bound_limit = &data_cntr->value;
00074   RTOp_index_type *lower_or_upper = &data_cntr->index;
00075   /* Vector data */
00076   RTOp_index_type           sub_dim;
00077   /* z0 */
00078   RTOp_value_type           *z0_val;
00079   ptrdiff_t                 z0_val_s;
00080   /* v0 */
00081   const RTOp_value_type     *v0_val;
00082   ptrdiff_t                 v0_val_s;
00083 
00084   /* Automatic temporary variables */
00085   register RTOp_index_type  k;
00086 
00087   /* */
00088   /* Validate the input */
00089   /* */
00090   if( num_vecs != 1 || ( num_vecs && vecs == NULL ) )
00091     return RTOp_ERR_INVALID_NUM_VECS;
00092   if( num_targ_vecs != 1 || ( num_targ_vecs && targ_vecs == NULL ) )
00093     return RTOp_ERR_INVALID_NUM_TARG_VECS;
00094   if( /* Validate sub_dim */
00095     targ_vecs[0].sub_dim != vecs[0].sub_dim
00096     )
00097     return RTOp_ERR_INCOMPATIBLE_VECS;
00098   assert(obj_data);
00099 
00100 
00101   /* */
00102   /* Get pointers to data */
00103   /* */
00104   sub_dim       = vecs[0].sub_dim;
00105   /* z0 */
00106   z0_val        = targ_vecs[0].values;
00107   z0_val_s      = targ_vecs[0].values_stride;
00108   /* v0 */
00109   v0_val        = vecs[0].values;
00110   v0_val_s      = vecs[0].values_stride;
00111 
00112 
00113   /* */
00114   /* Apply the operator: */
00115   /* */
00116   for( k = 0; k < sub_dim; ++k, v0_val += v0_val_s, z0_val += z0_val_s )
00117     {
00118     /* Element-wise transformation */
00119     if ( (*z0_val) < 0 )
00120       {
00121       /* should only get here if the value is slightly negative */
00122       assert(*z0_val > -1e-50);
00123       (*z0_val) = 0.0;
00124       }
00125       else if ( (*lower_or_upper) == 0 )
00126         {
00127       (*z0_val) = ((*v0_val) <= (*inf_bound_limit)) ? 0.0 : (*z0_val);
00128       }
00129       else
00130         {
00131       (*z0_val) = ((*v0_val) >= (*inf_bound_limit)) ? 0.0 : (*z0_val);
00132       }
00133         }
00134 
00135   return 0; /* success? */
00136 }
00137 
00138 /* Virtual function table */
00139 const struct RTOp_RTOp_vtbl_t RTOp_TOp_Correct_Multipliers_vtbl =
00140 {
00141   &RTOp_obj_value_index_vtbl
00142   ,&RTOp_obj_null_vtbl
00143   ,"TOp_Correct_Multipliers"
00144   ,NULL
00145   ,RTOp_TOp_Correct_Multipliers_apply_op
00146   ,NULL
00147   ,NULL
00148 };
00149 
00150 /* Class specific functions */
00151 
00152 int RTOp_TOp_Correct_Multipliers_construct( RTOp_value_type inf_bound_limit, RTOp_index_type lower_or_upper,  struct RTOp_RTOp* op )
00153 {
00154 #ifdef RTOp_DEBUG
00155   assert(op);
00156 #endif
00157   op->obj_data  = NULL;
00158   op->vtbl      = &RTOp_TOp_Correct_Multipliers_vtbl;
00159   op->vtbl->obj_data_vtbl->obj_create(NULL,NULL,&op->obj_data);
00160   return RTOp_TOp_Correct_Multipliers_init(inf_bound_limit,lower_or_upper,op);
00161 }
00162 
00163 int RTOp_TOp_Correct_Multipliers_destroy( struct RTOp_RTOp* op )
00164 {
00165   op->vtbl->obj_data_vtbl->obj_free(NULL,NULL,&op->obj_data);
00166   op->obj_data  = NULL;
00167   op->vtbl      = NULL;
00168   return 0;
00169 }
00170 
00171 int RTOp_TOp_Correct_Multipliers_init( RTOp_value_type inf_bound_limit, RTOp_index_type lower_or_upper, struct RTOp_RTOp* op )
00172 {
00173   struct RTOp_value_index_type *ptr_data_cntr = (struct RTOp_value_index_type*)op->obj_data;
00174   RTOp_value_type *ptr_inf_bound_limit = &ptr_data_cntr->value;
00175   RTOp_index_type *ptr_lower_or_upper = &ptr_data_cntr->index;
00176   *ptr_inf_bound_limit = inf_bound_limit;
00177   *ptr_lower_or_upper = lower_or_upper;
00178   return 0;
00179 }
00180 
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