Revision: 57025
http://sourceforge.net/p/brlcad/code/57025
Author: iiizzzaaakkk
Date: 2013-08-21 13:27:50 +0000 (Wed, 21 Aug 2013)
Log Message:
-----------
Adding precision aspects to comment
Modified Paths:
--------------
brlcad/trunk/src/librt/primitives/hrt/hrt.c
Modified: brlcad/trunk/src/librt/primitives/hrt/hrt.c
===================================================================
--- brlcad/trunk/src/librt/primitives/hrt/hrt.c 2013-08-21 13:20:53 UTC (rev
57024)
+++ brlcad/trunk/src/librt/primitives/hrt/hrt.c 2013-08-21 13:27:50 UTC (rev
57025)
@@ -320,8 +320,9 @@
VMOVE(stp->st_center, hrt->hrt_V);
/**
- * 1.0 stands for zdir vector and 0.25 takes care of displacement from
upper
- * cusp to highest point of either lobe in the Z direction
+ * 1.0 stands for the length of zdir vector and 0.25 closely approximates
+ * some value which encloses the displacement from upper cusp to highest
+ * point of either lobe in the Z direction
*/
f = hip->zdir[Z] * 1.25;
stp->st_aradius = stp->st_bradius = sqrt(f);
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