wt_node_leaf::~wt_node_leaf() {}
uint wt_node_leaf::rank(uint symbol, uint pos, uint l, wt_coder * c) {
- assert(symbol==this->symbol);
+ if(symbol!=this->symbol) return 0;
pos++;
- assert(pos<=count);
return pos;
}
+uint wt_node_leaf::rankLessThan(uint &symbol, uint pos, uint l, wt_coder * c) {
+// std::cout <<"this-symbol: " << (uchar)this->symbol << ", symbol = " << (uchar)symbol << ", pos = " << pos << std::endl;
+ if(symbol > this->symbol) return -1;
+ symbol = this->symbol;
+ pos++;
+ return pos;
+}
+
+uint wt_node_leaf::rankLessThan(uint &symbol, uint pos) {
+// std::cout <<"this-symbol: " << (uchar)this->symbol << ", symbol = " << (uchar)symbol << ", pos = " << pos << std::endl;
+ if (pos == -1)
+ return -1;
+ symbol = this->symbol;
+ pos++;
+ return pos;
+}
+
uint wt_node_leaf::select(uint symbol, uint pos, uint l, wt_coder * c) {
- assert(symbol==this->symbol);
- assert(pos<=count && pos>0);
+ if(symbol!=this->symbol) return (uint)-1;
+ if(pos==0 || pos>count) return (uint)-1;
return pos;
}
uint wt_node_leaf::access(uint pos) {
- assert(pos<count);
+// std::cout <<"this-symbol: " << (uchar)this->symbol << ", pos = " << pos << std::endl;
+
return symbol;
}