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/* RCSid: $Id$ */ |
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/* RCSid $Id$ */ |
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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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#ifndef _RAD_TMESH_H_ |
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#define _RAD_TMESH_H_ |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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#define TCALNAME "tmesh.cal" /* the name of our auxiliary file */ |
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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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#define COSTOL 0.999995 /* cosine of tolerance for smoothing */ |
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#endif |
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/* flat_tri() return values */ |
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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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int flat_tri(FVECT v1, FVECT v2, FVECT v3, |
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FVECT n1, FVECT n2, FVECT n3); |
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int comp_baryc(BARYCCM *bcm, FVECT v1, FVECT v2, FVECT v3); |
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void eval_baryc(FLOAT wt[3], FVECT p, BARYCCM *bcm); |
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int get_baryc(FLOAT wt[3], FVECT p, FVECT v1, FVECT v2, FVECT v3); |
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void put_baryc(BARYCCM *bcm, FLOAT com[][3], int n); |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif /* _RAD_TMESH_H_ */ |
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