tabs->spaces, fix include guard, add editor hints

[[Imported from SVN: r12071]]

dune/solvers/norms/sumnorm.hh

-#ifndef __SUMNORM__HH__
-#define __SUMNORM__HH__
+// -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+// vi: set et ts=4 sw=4 sts=4:
+#ifndef SUMNORM_HH
+#define SUMNORM_HH
 
 #include <cmath>
 
@@ -8,40 +10,40 @@
 template <class VectorType>
 class SumNorm: public Norm<VectorType>
 {
-	public:
-		SumNorm(double _alpha1, const Norm<VectorType> &_norm1, double _alpha2, const Norm<VectorType> &_norm2) :
-			alpha1(_alpha1),
-			norm1(_norm1),
-			alpha2(_alpha2),
-			norm2(_norm2)
-		{}
-		
-    //! Compute the norm of the given vector
-		double operator()(const VectorType &v) const
-		{
-			double r1 = norm1.normSquared(v);
-			double r2 = norm2.normSquared(v);
-
-			return std::sqrt(alpha1 * r1 + alpha2 * r2);
-		}
-
-    //! Compute the norm of the difference of two vectors
-		double diff(const VectorType &v1, const VectorType &v2) const
-		{
-			double r1 = norm1.diff(v1,v2);
-			double r2 = norm2.diff(v1,v2);
-			
-			return std::sqrt(alpha1 * r1 * r1 + alpha2 * r2 *r2);
-		}
-
-	private:
-		const double alpha1;
-		const Norm<VectorType> &norm1;
-		
-		const double alpha2;
-		const Norm<VectorType> &norm2;
-		
-		
+    public:
+        SumNorm(double _alpha1, const Norm<VectorType> &_norm1, double _alpha2, const Norm<VectorType> &_norm2) :
+            alpha1(_alpha1),
+            norm1(_norm1),
+            alpha2(_alpha2),
+            norm2(_norm2)
+    {}
+
+        //! Compute the norm of the given vector
+        double operator()(const VectorType &v) const
+        {
+            double r1 = norm1.normSquared(v);
+            double r2 = norm2.normSquared(v);
+
+            return std::sqrt(alpha1 * r1 + alpha2 * r2);
+        }
+
+        //! Compute the norm of the difference of two vectors
+        double diff(const VectorType &v1, const VectorType &v2) const
+        {
+            double r1 = norm1.diff(v1,v2);
+            double r2 = norm2.diff(v1,v2);
+
+            return std::sqrt(alpha1 * r1 * r1 + alpha2 * r2 *r2);
+        }
+
+    private:
+        const double alpha1;
+        const Norm<VectorType> &norm1;
+
+        const double alpha2;
+        const Norm<VectorType> &norm2;
+
+
 };
 
-#endif 
+#endif