[Teem-commit] SF.net SVN: teem:[5374] teem/trunk/src/ell/ellMacros.h

[<kin...@us...>]

Revision: 5374
          http://teem.svn.sourceforge.net/teem/?rev=5374&view=rev
Author:   kindlmann
Date:     2012-08-24 08:07:53 +0000 (Fri, 24 Aug 2012)
Log Message:
-----------
API NEW: added ELL_9V_SUB, ELL_9V_LEN

Modified Paths:
--------------
    teem/trunk/src/ell/ellMacros.h

Modified: teem/trunk/src/ell/ellMacros.h
===================================================================
--- teem/trunk/src/ell/ellMacros.h	2012-08-24 08:02:08 UTC (rev 5373)
+++ teem/trunk/src/ell/ellMacros.h	2012-08-24 08:07:53 UTC (rev 5374)
@@ -1207,6 +1207,17 @@
    (v2)[7] = (v1)[7],       \
    (v2)[8] = (v1)[8])
 
+#define ELL_9V_SUB(v3, v1, v2)   \
+  ((v3)[0] = (v1)[0] - (v2)[0],  \
+   (v3)[1] = (v1)[1] - (v2)[1],  \
+   (v3)[2] = (v1)[2] - (v2)[2],  \
+   (v3)[3] = (v1)[3] - (v2)[3],  \
+   (v3)[4] = (v1)[4] - (v2)[4],  \
+   (v3)[5] = (v1)[5] - (v2)[5],  \
+   (v3)[6] = (v1)[6] - (v2)[6],  \
+   (v3)[7] = (v1)[7] - (v2)[7],  \
+   (v3)[8] = (v1)[8] - (v2)[8])
+
 #define ELL_9V_DOT(v1, v2) \
   ((v1)[0]*(v2)[0] +       \
    (v1)[1]*(v2)[1] +       \
@@ -1218,6 +1229,8 @@
    (v1)[7]*(v2)[7] +       \
    (v1)[8]*(v2)[8])
 
+#define ELL_9V_LEN(v) (sqrt(ELL_9V_DOT((v),(v))))
+
 #define ELL_10V_ZERO_SET(v)                         \
   ((v)[0]=0, (v)[1]=0, (v)[2]=0,                    \
    (v)[3]=0, (v)[4]=0, (v)[5]=0,                    \

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