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/* RCSid: $Id: tmesh.h,v 2.3 2003/02/22 02:07:23 greg Exp $ */
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/*
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* Header file for triangle mesh routines using barycentric coordinates
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*/
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#define TCALNAME "tmesh.cal" /* the name of our auxiliary file */
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typedef struct {
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int ax; /* major axis */
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FLOAT tm[2][3]; /* transformation */
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} BARYCCM;
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#ifndef COSTOL
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#define COSTOL 0.99985 /* cosine of tolerance for smoothing */
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#endif
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/* flat_tri() return values */
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#define ISBENT 0 /* is not flat */
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#define ISFLAT 1 /* is flat */
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#define RVBENT 2 /* reversed and not flat */
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#define RVFLAT 3 /* reversed and flat */
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#define DEGEN -1 /* degenerate (zero area) */
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