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-rw-r--r--src/extent-sampling.sc16
1 files changed, 5 insertions, 11 deletions
diff --git a/src/extent-sampling.sc b/src/extent-sampling.sc
index 971f196..8cddb80 100644
--- a/src/extent-sampling.sc
+++ b/src/extent-sampling.sc
@@ -50,17 +50,14 @@
 (pre-define CONFIDENCE-INTERVAL-FACTOR 1.96)
 
 (define (volume extent-oracle true-volume r dimension rtol stats)
-  (double extent-oracle-t* double (const gsl-rng*) (unsigned int) double gsl-rstat-workspace*)
-  (declare volume double)
+  (void extent-oracle-t* double (const gsl-rng*) (unsigned int) double gsl-rstat-workspace*)
   (let* ((vn double (ln-volume-of-ball dimension)))
     (with-vector x dimension
-      (do-while (> (rerror volume true-volume)
+      (do-while (> (rerror (gsl-rstat-mean stats) true-volume)
                    rtol)
         (random-direction-vector r x)
         (gsl-rstat-add (exp (+ vn (* dimension (log (invoke-extent-oracle extent-oracle r x)))))
-                       stats)
-        (set volume (gsl-rstat-mean stats)))))
-  (return volume))
+                       stats)))))
 
 (sc-define-syntax (invoke-integrand integrand r x)
   ((: integrand integrand) r x (: integrand params)))
@@ -89,17 +86,14 @@
                result))))
 
 (define (integral integrand extent-oracle true-integral r dimension rtol stats)
-  (double integrand-t* extent-oracle-t* double (const gsl-rng*) (unsigned int) double gsl-rstat-workspace*)
-  (declare integral double)
+  (void integrand-t* extent-oracle-t* double (const gsl-rng*) (unsigned int) double gsl-rstat-workspace*)
   (with-vector x dimension
     (do-while (> (rerror (gsl-rstat-mean stats) true-integral)
                  rtol)
       (random-direction-vector r x)
       (gsl-rstat-add (integral-per-direction integrand x r dimension
                                              (invoke-extent-oracle extent-oracle r x) rtol)
-                     stats)
-      (set integral (gsl-rstat-mean stats))))
-  (return integral))
+                     stats))))
 
 (define (volume-cone extent-oracle r mean omega-min omega-max number-of-samples variance)
   (double extent-oracle-t* (const gsl-rng*) (const gsl-vector*) double double (unsigned int) double*)