00001 /* 00002 Sheep - A Rigid Body Dynamics Engine 00003 Copyright (C) 2001-2004 Francois Beaune 00004 Contact: http://toxicengine.sourceforge.net/ 00005 00006 This file is part of Sheep. 00007 00008 Sheep is free software; you can redistribute it and/or modify 00009 it under the terms of the GNU General Public License as published by 00010 the Free Software Foundation; either version 2 of the License, or 00011 (at your option) any later version. 00012 00013 Sheep is distributed in the hope that it will be useful, 00014 but WITHOUT ANY WARRANTY; without even the implied warranty of 00015 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00016 GNU General Public License for more details. 00017 00018 You should have received a copy of the GNU General Public License 00019 along with Sheep; if not, write to the Free Software 00020 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00021 */ 00022 00023 template<typename T> inline 00024 void BinaryStream::Write(T t) throw(WriteException) { 00025 if(m_swap && sizeof(T) > 1) 00026 swap_bytes(&t); 00027 00028 Write(reinterpret_cast<char *>(&t), sizeof(T)); 00029 } 00030 00031 template<typename T> inline 00032 void BinaryStream::Read(T *t) throw(ReadException) { 00033 assert(t); 00034 00035 Read(reinterpret_cast<char *>(t), sizeof(T)); 00036 00037 if(m_swap && sizeof(T) > 1) 00038 swap_bytes(t); 00039 } 00040 00041 template<typename T> inline 00042 void BinaryStream::swap_bytes(T *t) const { 00043 assert(t); 00044 00045 // Should not try to swap an uneven number of bytes. 00046 assert(sizeof(T) % 2 == 0); 00047 00048 // Split variable in individual bytes (in the form of a character array). 00049 char *ca = reinterpret_cast<char *>(t); 00050 00051 // Swap individual bytes by value. 00052 std::reverse(ca, ca + sizeof(T)); 00053 }
1.3.6