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50 lines
1.3 KiB
50 lines
1.3 KiB
/**************************************************************************
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* *
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* Copyright (C) 1992, Silicon Graphics, Inc. *
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* *
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* These coded instructions, statements, and computer programs contain *
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* unpublished proprietary information of Silicon Graphics, Inc., and *
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* are protected by Federal copyright law. They may not be disclosed *
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* to third parties or copied or duplicated in any form, in whole or *
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* in part, without the prior written consent of Silicon Graphics, Inc. *
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* *
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**************************************************************************/
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/*
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* uarray.c++ - $Revision: 1.4 $
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* Derrick Burns - 1991
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*/
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#include "glimport.h"
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#include "myassert.h"
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#include "mystdio.h"
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#include "uarray.h"
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#include "arc.h"
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Uarray::Uarray( void )
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{
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uarray = 0;
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size = 0;
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}
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Uarray::~Uarray( void )
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{
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if( uarray ) delete[] uarray;
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}
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long
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Uarray::init( REAL delta, Arc_ptr lo, Arc_ptr hi )
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{
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ulines = (long) ((hi->tail()[0] - lo->tail()[0])/delta) + 3;
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if( size < ulines ) {
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size = ulines * 2;
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if( uarray ) delete[] uarray;
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uarray = new REAL[size];
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assert( uarray != 0);
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}
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uarray[0] = lo->tail()[0] - delta/2.0;
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for( long i = 1 ; i != ulines; i++ )
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uarray[i] = uarray[0] + i*delta;
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return ulines;
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}
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