version working on mac with .tellg changed to unget for windows

[mothur.git] / efron.cpp

diff --git a/efron.cpp b/efron.cpp
index 0441f265ad45c2b929e0fa493b789b33559b41fe..62d924bb7a4641bc85de3802b6ca1f45d8b06a8f 100644 (file)
--- a/efron.cpp
+++ b/efron.cpp
@@ -3,7 +3,7 @@
  *  Mothur
  *
  *  Created by Thomas Ryabin on 5/13/09.
- *  Copyright 2009 __MyCompanyName__. All rights reserved.
+ *  Copyright 2009Schloss Lab UMASS Amherst. All rights reserved.
  *
  */
 
@@ -17,16 +17,12 @@ EstOutput Efron::getValues(SAbundVector* rank){
                data.resize(1,0);
                
                double n = (double)rank->getNumSeqs();
-               if(m > n) {
-                       cout << "Error in the 'efron' calculator. 'size' must be less than the length of the smallest sabund vector.\n";
-                       data[0] = 0;
-                       return data;
-               }
+               if(m > n || m == 0) {   m = n;  }
                
                double sum = 0;
-               for(int i = 1; i < rank->size(); i++)
-                       sum += pow(-1, (double)(i+1)) * pow(((double)m / n), i) * (double)(rank->get(i));
-
+               for(int i = 1; i < rank->size(); i++){
+                       sum += pow(-1., i+1) * pow(((double)m / n), i) * (double)(rank->get(i));
+               }
                data[0] = sum;
                
                return data;
@@ -39,7 +35,7 @@ EstOutput Efron::getValues(SAbundVector* rank){
                cout << "An unknown error has occurred in the Coverage class function getValues. Please contact Pat Schloss at pschloss@microbio.umass.edu." << "\n";
                exit(1);
        }       
-};
+}
 
 
 /***********************************************************************/