Revision: 51771
http://brlcad.svn.sourceforge.net/brlcad/?rev=51771&view=rev
Author: crdueck
Date: 2012-08-06 20:22:00 +0000 (Mon, 06 Aug 2012)
Log Message:
-----------
update HEQUAL and V2EQUAL to use the HNEAR_EQUAL and V2NEAR_EQUAL macros
respectively
Modified Paths:
--------------
brlcad/trunk/include/vmath.h
Modified: brlcad/trunk/include/vmath.h
===================================================================
--- brlcad/trunk/include/vmath.h 2012-08-06 19:57:33 UTC (rev 51770)
+++ brlcad/trunk/include/vmath.h 2012-08-06 20:22:00 UTC (rev 51771)
@@ -402,16 +402,16 @@
#define VEQUAL(_a, _b) VNEAR_EQUAL((_a), (_b), SMALL_FASTF)
/**
- * @brief Compare two vectors for EXACT equality. Use carefully.
- * Version for degree 2 vectors. FIXME: no such thing as exact.
+ * @brief Return truthfully whether two 2D vectors are equal within
+ * a minimum representation tolerance.
*/
-#define V2EQUAL(a, b) ((a)[X]==(b)[X] && (a)[Y]==(b)[Y])
+#define V2EQUAL(_a, _b) V2NEAR_EQUAL((_a), (_b), SMALL_FASTF)
/**
- * @brief Compare two vectors for EXACT equality. Use carefully.
- * Version for degree 4 vectors. FIXME: no such thing as exact.
+ * @brief Return truthfully whether two higher degree vectors are
+ * equal within a minimum representation tolerance.
*/
-#define HEQUAL(a, b) ((a)[X]==(b)[X] && (a)[Y]==(b)[Y] && (a)[Z]==(b)[Z] &&
(a)[W]==(b)[W])
+#define HEQUAL(_a, _b) HNEAR_EQUAL((_a), (_b), SMALL_FASTF)
/**
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