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/* Copyright (c) 1986 Regents of the University of California */ |
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/* SCCSid "$SunId$ LBL" */ |
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/* RCSid $Id$ */ |
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/* |
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* face.h - header for routines using polygonal faces. |
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* 8/30/85 |
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*/ |
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#ifndef _RAD_FACE_H_ |
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#define _RAD_FACE_H_ |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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#include "copyright.h" |
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#define VERTEX(f,n) ((f)->va + 3*(n)) |
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typedef struct { /* a polygonal face */ |
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short ax; /* axis closest to normal */ |
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} FACE; |
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extern FACE *getface(); |
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extern FACE *getface(OBJREC *o); |
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extern void freeface(OBJREC *o); |
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extern int inface(FVECT p, FACE *f); |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif /* _RAD_FACE_H_ */ |
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