Function AddProtoToClass

deps/tesseract/classify/protos.cpp:99–131

* @name AddProtoToClass * * Add a new proto to this class. Malloc new space and copy the * old protos if necessary. Return the proto id for the new proto. * * @param Class The class to add to */

 * @param Class The class to add to
 */
int AddProtoToClass(CLASS_TYPE Class) {
  int i;
  int Bit;
  int NewNumProtos;
  int NewProto;
  BIT_VECTOR Config;

  if (Class->NumProtos >= Class->MaxNumProtos) {
    /* add protos in PROTO_INCREMENT chunks at a time */
    NewNumProtos = (((Class->MaxNumProtos + PROTO_INCREMENT) /
      PROTO_INCREMENT) * PROTO_INCREMENT);

    Class->Prototypes = (PROTO) Erealloc (Class->Prototypes,
      sizeof (PROTO_STRUCT) *
      NewNumProtos);

    Class->MaxNumProtos = NewNumProtos;

    for (i = 0; i < Class->NumConfigs; i++) {
      Config = Class->Configurations[i];
      Class->Configurations[i] = ExpandBitVector (Config, NewNumProtos);

      for (Bit = Class->NumProtos; Bit < NewNumProtos; Bit++)
        reset_bit(Config, Bit);
    }
  }
  NewProto = Class->NumProtos++;
  if (Class->NumProtos > MAX_NUM_PROTOS) {
    tprintf("Ouch! number of protos = %d, vs max of %d!",
            Class->NumProtos, MAX_NUM_PROTOS);
  }
  return (NewProto);
}


/**