X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fmath%2Fcovariance.h;h=8855433e62eec71d582427dbcab02a63e5a2e43b;hb=3bbe45fcc70f8d059b4bf6715d629209b50fa48e;hp=ee096af6e0f758b0ddfc0710b6c00e024ebaf4e0;hpb=09e9433298a484353b1aac68018871553bee3d55;p=pspp-builds.git

diff --git a/src/math/covariance.h b/src/math/covariance.h
index ee096af6..8855433e 100644
--- a/src/math/covariance.h
+++ b/src/math/covariance.h
@@ -28,13 +28,17 @@ struct variable;
 struct ccase ;
 
 struct covariance * covariance_create (size_t n_vars, const struct variable **vars, 
-				       const struct variable *wv, enum mv_class excl);
+				       const struct variable *wv, enum mv_class excl,
+				       short passes);
+
 struct covariance *
 covariance_2pass_create (size_t n_vars, const struct variable **vars,
 			 size_t n_catvars, const struct variable **catvars, 
 			 const struct variable *weight, enum mv_class excl);
 
 void covariance_accumulate (struct covariance *, const struct ccase *);
+void covariance_accumulate_pass1 (struct covariance *, const struct ccase *);
+void covariance_accumulate_pass2 (struct covariance *, const struct ccase *);
 
 const gsl_matrix * covariance_calculate (struct covariance *cov);