--- trunk/SHAPES/visualizer.cpp	2004/06/24 19:06:47	1300
+++ trunk/SHAPES/visualizer.cpp	2004/06/25 22:16:39	1311
@@ -78,17 +78,17 @@ int main(int argc, char* argv[]){
   epsProbe = 1.0;    
 
   for (i = 0; i < npts; i++) {
-    x = xmin + (xmax-xmin) * (double)i/(double)npts;
+    x = xmin + (xmax-xmin) * (double)i/(double)(npts-1);
 
     for (j = 0; j < npts; j++) {
-      y = ymin + (ymax-ymin) * (double)j/(double)npts;
+      y = ymin + (ymax-ymin) * (double)j/(double)(npts-1);
 
       for (k = 0; k < npts; k++) {
-        z = zmin + (zmax-zmin) * (double)k/(double)npts;
+        z = zmin + (zmax-zmin) * (double)k/(double)(npts-1);
 
         r = sqrt(x*x + y*y + z*z);
         costheta = z/r;
-        phi = atan(y/x);
+        phi = atan2(y,x);
 
         sigmaShape = shape->getSigmaAt(costheta, phi);
         sShape = shape->getSAt(costheta, phi);