Method d_code

java/com/jcraft/jzlib/Tree.java:148–150

(int dist)

  // must not have side effects. _dist_code[256] and _dist_code[257] are never
  // used.
  static int d_code(int dist){
    return ((dist) < 256 ? _dist_code[dist] : _dist_code[256+((dist)>>>7)]);
  }

  short[] dyn_tree;      // the dynamic tree
  int     max_code;      // largest code with non zero frequency