+++ /dev/null
-/* wt_coder_binary.cpp
- * Copyright (C) 2008, Francisco Claude, all rights reserved.
- *
- * wt_coder_binary definition
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- */
-
-#include <wt_coder_binary.h>
-using std::min;
-using std::max;
-wt_coder_binary::wt_coder_binary(uint * seq, uint n, alphabet_mapper * am) {
- uint max_v = 0;
- for(uint i=0;i<n;i++)
- max_v = max(am->map(seq[i]),max_v);
- h=bits(max_v);
-}
-
-wt_coder_binary::wt_coder_binary(uchar * seq, uint n, alphabet_mapper * am) {
- uint max_v = 0;
- for(uint i=0;i<n;i++)
- max_v = max(am->map((uint)seq[i]),max_v);
- h=bits(max_v);
-}
-
-wt_coder_binary::wt_coder_binary() {}
-
-wt_coder_binary::~wt_coder_binary() {}
-
-bool wt_coder_binary::is_set(uint symbol, uint l) {
- if((1<<(h-l-1))&symbol) return true;
- return false;
-}
-
-bool wt_coder_binary::done(uint symbol, uint l) {
- if(l==h) return true;
- return false;
-}
-
-uint wt_coder_binary::size() {
- return sizeof(wt_coder_binary);
-}
-
-uint wt_coder_binary::save(FILE *fp) {
- uint wr = WT_CODER_BINARY_HDR;
- wr = fwrite(&wr,sizeof(uint),1,fp);
- wr += fwrite(&h,sizeof(uint),1,fp);
- return wr-2;
-}
-
-wt_coder_binary * wt_coder_binary::load(FILE *fp) {
- uint rd;
- if(fread(&rd,sizeof(uint),1,fp)!=1) return NULL;
- if(rd!=WT_CODER_BINARY_HDR) return NULL;
- wt_coder_binary * ret = new wt_coder_binary();
- if(fread(&ret->h,sizeof(uint),1,fp)!=1) {
- delete ret;
- return NULL;
- }
- return ret;
-}