X-Git-Url: http://git.tdb.fi/?p=libs%2Fmath.git;a=blobdiff_plain;f=source%2Flinal%2Fmatrix.h;h=bf21184092046c71bc1973ae1575deff51406fb7;hp=2711d40a637489c1bfa3cc9676c2fb8043f978d4;hb=ff8619c1c440fd1a7c8deaca763a33b8e1d53b5e;hpb=291c11cf66e7083dc21fffea1afbdeaaad96077d

diff --git a/source/linal/matrix.h b/source/linal/matrix.h
index 2711d40..bf21184 100644
--- a/source/linal/matrix.h
+++ b/source/linal/matrix.h
@@ -51,9 +51,9 @@ public:
 	Matrix &operator+=(const Matrix &);
 	Matrix &operator-=(const Matrix &);
 
-	Matrix &exchange_rows(unsigned, unsigned);
-	Matrix &multiply_row(unsigned, T);
-	Matrix &add_row(unsigned, unsigned, T);
+	Matrix &exchange_columns(unsigned, unsigned);
+	Matrix &multiply_column(unsigned, T);
+	Matrix &add_column(unsigned, unsigned, T);
 };
 
 template<typename T, unsigned M, unsigned N>
@@ -227,27 +227,27 @@ inline bool operator==(const Matrix<T, M, N> &a, const Matrix<T, M, N> &b)
 }
 
 template<typename T, unsigned M, unsigned N>
-inline Matrix<T, M, N> &Matrix<T, M, N>::exchange_rows(unsigned i, unsigned j)
+inline Matrix<T, M, N> &Matrix<T, M, N>::exchange_columns(unsigned i, unsigned j)
 {
 	using std::swap;
-	for(unsigned k=0; k<N; ++k)
-		swap(element(i, k), element(j, k));
+	for(unsigned k=0; k<M; ++k)
+		swap(element(k, i), element(k, j));
 	return *this;
 }
 
 template<typename T, unsigned M, unsigned N>
-inline Matrix<T, M, N> &Matrix<T, M, N>::multiply_row(unsigned i, T s)
+inline Matrix<T, M, N> &Matrix<T, M, N>::multiply_column(unsigned i, T s)
 {
-	for(unsigned k=0; k<N; ++k)
-		element(i, k) *= s;
+	for(unsigned k=0; k<M; ++k)
+		element(k, i) *= s;
 	return *this;
 }
 
 template<typename T, unsigned M, unsigned N>
-inline Matrix<T, M, N> &Matrix<T, M, N>::add_row(unsigned i, unsigned j, T s)
+inline Matrix<T, M, N> &Matrix<T, M, N>::add_column(unsigned i, unsigned j, T s)
 {
-	for(unsigned k=0; k<N; ++k)
-		element(j, k) += element(i, k)*s;
+	for(unsigned k=0; k<M; ++k)
+		element(k, j) += element(k, i)*s;
 	return *this;
 }