void MetaPropertySymbolCoder<BitChance,RAC>::write_subtree(int pos, Ranges &subrange, const Tree &tree) {
const PropertyDecisionNode &n = tree[pos];
int p = n.property;
coder.write_int(0,nb_properties,p+1);
if (p != -1) {
coder.write_int(CONTEXT_TREE_MIN_COUNT, CONTEXT_TREE_MAX_COUNT, n.count);
// printf("From properties 0..%i, split node at PROPERTY %i\n",nb_properties-1,p);
int oldmin = subrange[p].first;
int oldmax = subrange[p].second;
assert(oldmin < oldmax);
coder.write_int(oldmin, oldmax-1, n.splitval);
// e_printf( "Pos %i: prop %i splitval %i in [%i..%i]\n", pos, n.property, n.splitval, oldmin, oldmax-1);
// > splitval
subrange[p].first = n.splitval+1;
write_subtree(n.childID, subrange, tree);
// <= splitval
subrange[p].first = oldmin;
subrange[p].second = n.splitval;
write_subtree(n.childID+1, subrange, tree);
subrange[p].second = oldmax;
}
}
void MetaPropertySymbolCoder<BitChance,RAC>::write_tree(const Tree &tree) {
//fprintf(stdout,"Saving tree with %lu nodes.\n",tree.size());
Ranges rootrange(range);
write_subtree(0, rootrange, tree);
}
void write_tree(const Tree &tree) {
//fprintf(stdout,"Saving tree with %lu nodes.\n",tree.size());
Ranges rootrange(range);
write_subtree(0, rootrange, tree);
}
