[Toon-members] TooN/test makevector.cc

[Edward Rosten]

CVSROOT:        /cvsroot/toon
Module name:    TooN
Changes by:     Edward Rosten <edrosten>        09/03/20 12:23:58

Modified files:
        test           : makevector.cc 

Log message:
        try varargs.

CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/TooN/test/makevector.cc?cvsroot=toon&r1=1.1&r2=1.2

Patches:
Index: makevector.cc
===================================================================
RCS file: /cvsroot/toon/TooN/test/makevector.cc,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -b -r1.1 -r1.2
--- makevector.cc       11 Mar 2009 11:28:52 -0000      1.1
+++ makevector.cc       20 Mar 2009 12:23:58 -0000      1.2
@@ -1,6 +1,23 @@
 #include <TooN/TooN.h>
+#include <cstdarg>
 using namespace TooN;
 
+
+template<int N, typename Precision> Vector<N, Precision> makeVector(const 
Precision& x, ...)
+{
+       Vector<N> retval;
+       retval[0] = N;
+
+       va_list ap;
+       int i;
+       va_start(ap, x);
+       for(int i=1; i < N; i++)
+               retval[i] = va_arg(ap, Precision);
+       va_end(ap);
+       return retval;
+
+}
+
 extern "C"{
 double use_make_vector_double(const Vector<4>& v)
 {
@@ -12,5 +29,10 @@
        return v * makeVector<int>(0,0,2,0);
 }
 
+double use_make_vector_var(const Vector<4>& v)
+{
+       return v * makeVector<4, double>(0.0,0.0,2.0,0.0);
+}
+
 }