--- ray/src/cal/cal/mat3.cal	2003/02/22 02:07:21	1.1
+++ ray/src/cal/cal/mat3.cal	2009/03/24 01:41:40	1.2
@@ -1,8 +1,11 @@
+{ RCSid $Id: mat3.cal,v 1.2 2009/03/24 01:41:40 greg Exp $ }
 {
 	3x3 Matrix operations
 }
 
 MatDot(A,B,i,j) : A(i,0)*B(0,j) + A(i,1)*B(1,j) + A(i,2)*B(2,j);
+
+MatDotVec(A,v,i) : A(i,0)*v(0) + A(i,1)*v(1) + A(i,2)*v(2);
 
 i3(i) : if(i-2.5, i-3, i);