X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fmath%2Fcovariance-matrix.h;h=c16e5cbc4dfde7d3056b05a32363769e43175251;hb=b5c82cc9aabe7e641011130240ae1b2e84348e23;hp=33a5d750533be2526ed6f23042ee2512da2dc057;hpb=93cf6259300c4ddeef1df6e40b3958bb9e6802f5;p=pspp-builds.git

diff --git a/src/math/covariance-matrix.h b/src/math/covariance-matrix.h
index 33a5d750..c16e5cbc 100644
--- a/src/math/covariance-matrix.h
+++ b/src/math/covariance-matrix.h
@@ -22,6 +22,7 @@
 #define COVARIANCE_MATRIX_H
 
 #include <math/design-matrix.h>
+#include <math/interaction.h>
 
 struct moments1;
 struct ccase;
@@ -39,10 +40,9 @@ enum
 { LISTWISE,
   PAIRWISE
 };
-struct design_matrix *covariance_matrix_create (size_t,
-						const struct variable *[]);
+struct design_matrix *covariance_matrix_create (size_t, const struct variable *[]);
 
-void covariance_matrix_destroy (struct covariance_matrix *cov);
+void covariance_matrix_destroy (struct covariance_matrix *);
 void covariance_pass_two (struct design_matrix *, double,
 			  double, double, const struct variable *,
 			  const struct variable *, const union value *,
@@ -53,6 +53,9 @@ struct covariance_matrix *covariance_matrix_init (size_t,
 						  int, int, enum mv_class);
 void covariance_matrix_free (struct covariance_matrix *);
 void covariance_matrix_accumulate (struct covariance_matrix *,
-				   const struct ccase *);
+				   const struct ccase *, void **, size_t);
 struct design_matrix *covariance_to_design (const struct covariance_matrix *);
+double covariance_matrix_get_element (const struct covariance_matrix *, size_t, size_t);
+void covariance_interaction_set (struct covariance_matrix *, 
+				 const struct interaction_variable **, size_t);
 #endif