netgen/libsrc/general/ngbitarray.cpp

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/**************************************************************************/
/* File: bitarray.cc */
/* Autho: Joachim Schoeberl */
/* Date: 01. Jun. 95 */
/**************************************************************************/
/*
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data type NgBitArray
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*/
#include <mystdlib.h>
#include <myadt.hpp>
namespace netgen
{
//using namespace netgen;
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NgBitArray :: NgBitArray ()
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{
size = 0;
data = NULL;
}
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NgBitArray :: NgBitArray (int asize)
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{
size = 0;
data = NULL;
SetSize (asize);
}
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NgBitArray :: ~NgBitArray ()
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{
delete [] data;
}
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void NgBitArray :: SetSize (int asize)
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{
if (size == asize) return;
delete [] data;
size = asize;
data = new unsigned char [Addr (size)+1];
}
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void NgBitArray :: Set ()
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{
if (!size) return;
for (int i = 0; i <= Addr (size); i++)
data[i] = UCHAR_MAX;
}
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void NgBitArray :: Clear ()
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{
if (!size) return;
for (int i = 0; i <= Addr (size); i++)
data[i] = 0;
}
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void NgBitArray :: Invert ()
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{
if (!size) return;
for (int i = 0; i <= Addr (size); i++)
data[i] ^= 255;
}
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void NgBitArray :: And (const NgBitArray & ba2)
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{
if (!size) return;
for (int i = 0; i <= Addr (size); i++)
data[i] &= ba2.data[i];
}
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void NgBitArray :: Or (const NgBitArray & ba2)
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{
if (!size) return;
for (int i = 0; i <= Addr (size); i++)
data[i] |= ba2.data[i];
}
}