00001 //Copyright (c) 2004-2005, Baris Sumengen 00002 //All rights reserved. 00003 // 00004 // CIMPL Matrix Performance Library 00005 // 00006 //Redistribution and use in source and binary 00007 //forms, with or without modification, are 00008 //permitted provided that the following 00009 //conditions are met: 00010 // 00011 // * No commercial use is allowed. 00012 // This software can only be used 00013 // for non-commercial purposes. This 00014 // distribution is mainly intended for 00015 // academic research and teaching. 00016 // * Redistributions of source code must 00017 // retain the above copyright notice, this 00018 // list of conditions and the following 00019 // disclaimer. 00020 // * Redistributions of binary form must 00021 // mention the above copyright notice, this 00022 // list of conditions and the following 00023 // disclaimer in a clearly visible part 00024 // in associated product manual, 00025 // readme, and web site of the redistributed 00026 // software. 00027 // * Redistributions in binary form must 00028 // reproduce the above copyright notice, 00029 // this list of conditions and the 00030 // following disclaimer in the 00031 // documentation and/or other materials 00032 // provided with the distribution. 00033 // * The name of Baris Sumengen may not be 00034 // used to endorse or promote products 00035 // derived from this software without 00036 // specific prior written permission. 00037 // 00038 //THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT 00039 //HOLDERS AND CONTRIBUTORS "AS IS" AND ANY 00040 //EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT 00041 //NOT LIMITED TO, THE IMPLIED WARRANTIES OF 00042 //MERCHANTABILITY AND FITNESS FOR A PARTICULAR 00043 //PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 00044 //CONTRIBUTORS BE LIABLE FOR ANY 00045 //DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 00046 //EXEMPLARY, OR CONSEQUENTIAL DAMAGES 00047 //(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 00048 //OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 00049 //DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00050 //HOWEVER CAUSED AND ON ANY THEORY OF 00051 //LIABILITY, WHETHER IN CONTRACT, STRICT 00052 //LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 00053 //OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00054 //OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00055 //POSSIBILITY OF SUCH DAMAGE. 00056 00057 00058 00059 #include "./RandomGen.h" 00060 00061 00062 namespace CIMPL 00063 { 00064 00065 bool RandomGen::initialized = false; 00066 00067 bool RandomGen::Initialized() 00068 { 00069 return initialized; 00070 } 00071 00072 void RandomGen::Initialize() 00073 { 00074 srand((unsigned)time(0)); 00075 initialized = true; 00076 } 00077 00078 int RandomGen::GetRand() 00079 { 00080 if(!initialized) 00081 { 00082 srand((unsigned)time(0)); 00083 initialized = true; 00084 } 00085 return rand(); 00086 } 00087 00088 00089 }; 00090 00091
1.3.9.1