Index: Rendering/vtkRenderer.cxx
===================================================================
RCS file: /cvsroot/VTK/VTK/Rendering/vtkRenderer.cxx,v
retrieving revision 1.206
diff -u -3 -p -r1.206 vtkRenderer.cxx
--- Rendering/vtkRenderer.cxx	23 Apr 2004 18:55:49 -0000	1.206
+++ Rendering/vtkRenderer.cxx	1 May 2004 03:57:05 -0000
@@ -755,7 +755,6 @@ void vtkRenderer::ResetCamera(double bou
 {
   double center[3];
   double distance;
-  double width;
   double vn[3], *vup;
   
   this->GetActiveCamera();
@@ -773,18 +772,20 @@ void vtkRenderer::ResetCamera(double bou
   center[1] = (bounds[2] + bounds[3])/2.0;
   center[2] = (bounds[4] + bounds[5])/2.0;
 
-  width = bounds[3] - bounds[2];
-  if (width < (bounds[1] - bounds[0]))
-    {
-    width = bounds[1] - bounds[0];
-    }
-  
-  // If we have just a single point, pick a width of 1.0
-  width = (width==0)?(1.0):(width);
+  double w1 = bounds[1] - bounds[0];
+  double w2 = bounds[3] - bounds[2];
+  double w3 = bounds[5] - bounds[4];
+  w1 *= w1;
+  w2 *= w2;
+  w3 *= w3;
+  double radius = w1 + w2 + w3;
   
-  distance = 
-    0.8*width/tan(this->ActiveCamera->GetViewAngle()*vtkMath::Pi()/360.0);
-  distance = distance + (bounds[5] - bounds[4])/2.0;
+  // If we have just a single point, pick a radius of 1.0
+  radius = (radius==0)?(1.0):(radius);
+
+  radius = sqrt(radius) * 0.55;
+
+  distance = radius/tan(this->ActiveCamera->GetViewAngle()*vtkMath::Pi()/360.0);
 
   // check view-up vector against view plane normal
   vup = this->ActiveCamera->GetViewUp();
@@ -803,7 +804,7 @@ void vtkRenderer::ResetCamera(double bou
   this->ResetCameraClippingRange( bounds );
 
   // setup default parallel scale
-  this->ActiveCamera->SetParallelScale(width);
+  this->ActiveCamera->SetParallelScale(radius);
 }
   
 // Alternative version of ResetCamera(bounds[6]);