struct value_node
{
struct hmap_node node; /* Node in hash map. */
- union value value; /* The value being labeled. */
+ struct ccase *ccase;
double cc; /* The total of the weights of cases with this value */
void *user_data; /* A pointer to data which the caller can store stuff */
/* A map indexed by a union values */
struct hmap map;
- const struct variable *var;
+ const struct interaction *iact;
int base_subscript_short;
int base_subscript_long;
const struct value_node * const *vn2 = vn2_;
const struct var_params *vp = aux;
- return value_compare_3way (&(*vn1)->value, &(*vn2)->value, var_get_width (vp->var));
+ return interaction_case_cmp_3way (vp->iact, (*vn1)->ccase, (*vn2)->ccase);
}
/* The weight variable */
const struct variable *wv;
-
/* An array of var_params */
struct var_params *vp;
#endif
-
static struct value_node *
-lookup_value (const struct hmap *map, const struct variable *var, const union value *val)
+lookup_case (const struct hmap *map, const struct interaction *iact, const struct ccase *c)
{
- struct value_node *foo;
- unsigned int width = var_get_width (var);
- size_t hash = value_hash (val, width, 0);
+ struct value_node *nn;
+ size_t hash = interaction_case_hash (iact, c);
- HMAP_FOR_EACH_WITH_HASH (foo, struct value_node, node, hash, map)
+ HMAP_FOR_EACH_WITH_HASH (nn, struct value_node, node, hash, map)
{
- if (value_equal (val, &foo->value, width))
+ if (interaction_case_equal (iact, c, nn->ccase))
break;
fprintf (stderr, "Warning: Hash table collision\n");
}
- return foo;
+ return nn;
}
for (i = 0 ; i < cat->n_vp; ++i)
{
hmap_init (&cat->vp[i].map);
- cat->vp[i].var = inter[i]->vars[0];
+ cat->vp[i].iact = inter[i];
}
return cat;
for (i = 0 ; i < cat->n_vp; ++i)
{
- const struct variable *var = cat->vp[i].var;
- unsigned int width = var_get_width (var);
- const union value *val = case_data (c, var);
+ const struct interaction *iact = cat->vp[i].iact;
size_t hash;
struct value_node *node ;
- if ( var_is_value_missing (var, val, cat->exclude))
+ if ( interaction_case_is_missing (iact, c, cat->exclude))
continue;
- hash = value_hash (val, width, 0);
- node = lookup_value (&cat->vp[i].map, var, val);
+ hash = interaction_case_hash (iact, c);
+ node = lookup_case (&cat->vp[i].map, iact, c);
if ( NULL == node)
{
node = pool_malloc (cat->pool, sizeof *node);
- value_init (&node->value, width);
- value_copy (&node->value, val, width);
+ node->ccase = case_ref (c);
node->cc = 0.0;
hmap_insert (&cat->vp[i].map, &node->node, hash);
cat->vp[i].cc += weight;
if (cat->update)
- cat->update (node->user_data, cat->exclude, cat->wv, var, c, cat->aux1, cat->aux2);
+ cat->update (node->user_data, cat->exclude, cat->wv, NULL, c, cat->aux1, cat->aux2);
}
}
{
int index = reverse_variable_lookup_short (cat, subscript);
- return cat->vp[index].var;
+ return cat->vp[index].iact->vars[0];
}
-/* Return the value corresponding to SUBSCRIPT */
-static const union value *
-categoricals_get_value_by_subscript (const struct categoricals *cat, int subscript)
+/* Return the interaction corresponding to SUBSCRIPT */
+const struct interaction *
+categoricals_get_interaction_by_subscript (const struct categoricals *cat, int subscript)
+{
+ int index = reverse_variable_lookup_short (cat, subscript);
+
+ return cat->vp[index].iact;
+}
+
+
+/* Return the case corresponding to SUBSCRIPT */
+static const struct ccase *
+categoricals_get_case_by_subscript (const struct categoricals *cat, int subscript)
{
int vindex = reverse_variable_lookup_short (cat, subscript);
const struct var_params *vp = &cat->vp[vindex];
const struct value_node *vn = vp->reverse_value_map [subscript - vp->base_subscript_short];
- return &vn->value;
+ return vn->ccase;
}
categoricals_get_binary_by_subscript (const struct categoricals *cat, int subscript,
const struct ccase *c)
{
- const struct variable *var = categoricals_get_variable_by_subscript (cat, subscript);
- int width = var_get_width (var);
+ const struct interaction *iact = categoricals_get_interaction_by_subscript (cat, subscript);
- const union value *val = case_data (c, var);
+ const struct ccase *c2 = categoricals_get_case_by_subscript (cat, subscript);
- return value_equal (val, categoricals_get_value_by_subscript (cat, subscript), width);
+ return interaction_case_equal (iact, c, c2);
}
}
-
-/* Return the value corresponding to SUBSCRIPT */
-const union value *
-categoricals_get_value_by_category (const struct categoricals *cat, int subscript)
+/* Return a case containing the set of values corresponding to SUBSCRIPT */
+const struct ccase *
+categoricals_get_case_by_category (const struct categoricals *cat, int subscript)
{
int vindex = reverse_variable_lookup_long (cat, subscript);
const struct var_params *vp = &cat->vp[vindex];
const struct value_node *vn = vp->reverse_value_map [subscript - vp->base_subscript_long];
- return &vn->value;
+ return vn->ccase;
}