--- trunk/tcProps/readWrite.c	2004/02/19 21:10:06	1060
+++ trunk/tcProps/readWrite.c	2004/03/03 15:16:15	1080
@@ -619,4 +619,17 @@ void normalizeQ( double q[4] ){
   for(i=0;i<4;i++)
     q[i] /= qSqr;
 }
+
+double scanSmallestZ(int startFrame){
+  double smallest;
+  int i;
+  
+  smallest = posArray[startFrame].Hmat[2][2];
+  for(i=startFrame;i<nFrames;i++)
+    smallest = 
+      (smallest<posArray[i].Hmat[2][2])? smallest : posArray[i].Hmat[2][2];
+
+  return smallest;
+}
+