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/* Copyright (c) 1993 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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static const char RCSid[] = "$Id$"; |
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#endif |
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/* |
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* clip.c - routine to clip 3D line segments to a box. |
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* |
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* 8/28/85 |
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*/ |
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#include "copyright.h" |
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#include "fvect.h" |
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#include "plocate.h" |
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#define MAXITER 6 /* maximum possible number of iterations */ |
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int |
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clip(ep1, ep2, min, max) /* clip a line segment to a box */ |
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FLOAT *ep1, *ep2; |
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RREAL *ep1, *ep2; |
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FVECT min, max; |
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{ |
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int itlim = MAXITER; |
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int loc1, loc2; |
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int accept; |
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FLOAT *dp; |
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RREAL *dp; |
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double d; |
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register int i, j; |
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