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root/Development/ray/src/common/interp2d.c

Comparing ray/src/common/interp2d.c (file contents):
Revision 2.4 by greg, Mon Feb 11 22:56:22 2013 UTC vs.
Revision 2.5 by greg, Mon Feb 11 23:33:35 2013 UTC

#	Line 84 | Line 84 | interp2_realloc(INTERP2 *ip, int nsamps)
84		return(ip);
85		}
86
87	+	/* Set minimum distance under which samples will start to merge */
88	+	void
89	+	interp2_spacing(INTERP2 *ip, double mind)
90	+	{
91	+	if (mind <= 0)
92	+	return;
93	+	if ((.998*ip->dmin <= mind) && (mind <= 1.002*ip->dmin))
94	+	return;
95	+	if (ip->da != NULL) {   /* will need to recompute distribution */
96	+	free(ip->da);
97	+	ip->da = NULL;
98	+	}
99	+	ip->dmin = mind;
100	+	}
101	+
102	+	/* Modify smoothing parameter by the given factor */
103	+	void
104	+	interp2_smooth(INTERP2 *ip, double sf)
105	+	{
106	+	if ((ip->smf *= sf) < NI2DSMF)
107	+	ip->smf = NI2DSMF;
108	+	}
109	+
110		/* private call-back to sort position index */
111		static int
112		cmp_spos(const void *p1, const void *p2)

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