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root/radiance/ray/src/cv/tmesh.h
Revision: 2.3
Committed: Sat Feb 22 02:07:23 2003 UTC (21 years, 3 months ago) by greg
Content type: text/plain
Branch: MAIN
Changes since 2.2: +1 -4 lines
Log Message:
Changes and check-in for 3.5 release
Includes new source files and modifications not recorded for many years
See ray/doc/notes/ReleaseNotes for notes between 3.1 and 3.5 release

File Contents

# Content
1 /* RCSid: $Id$ */
2 /*
3 * Header file for triangle mesh routines using barycentric coordinates
4 */
5
6 #define TCALNAME "tmesh.cal" /* the name of our auxiliary file */
7
8 typedef struct {
9 int ax; /* major axis */
10 FLOAT tm[2][3]; /* transformation */
11 } BARYCCM;
12
13 #ifndef COSTOL
14 #define COSTOL 0.99985 /* cosine of tolerance for smoothing */
15 #endif
16
17 /* flat_tri() return values */
18 #define ISBENT 0 /* is not flat */
19 #define ISFLAT 1 /* is flat */
20 #define RVBENT 2 /* reversed and not flat */
21 #define RVFLAT 3 /* reversed and flat */
22 #define DEGEN -1 /* degenerate (zero area) */