readded boundary checks to Vec{2,3,4}::operator[]

git-svn-id: https://dng.biozentrum.unibas.ch/svn/openstructure/trunk@2572 5a81b35b-ba03-0410-adc8-b2c5c5119f08

modules/geom/src/vec2.hh

@@ -19,6 +19,7 @@
 #ifndef GEOM_VEC2_H
 #define GEOM_VEC2_H
 
+#include <stdexcept>
 #include <cstddef> // for size_t
 #include <ostream>
 #include <vector>
@@ -82,13 +83,18 @@ public:
   //! element access
   Real& operator[](std::size_t indx)
   {
+    if (indx>1) {
+      throw std::out_of_range("Index must be in the range [0-1]");
+    }
     return (&x)[indx];
   }
   
   //! const element access
   const Real& operator[](std::size_t indx) const
   {
-    
+    if (indx>1) {
+      throw std::out_of_range("Index must be in the range [0-1]");
+    }
     return (&x)[indx];
   }
   

modules/geom/src/vec3.hh

@@ -19,6 +19,7 @@
 #ifndef GEOM_VEC3_H
 #define GEOM_VEC3_H
 
+#include <stdexcept>
 #include <cstddef> // for size_t
 #include <ostream>
 #include <vector>
@@ -88,13 +89,18 @@ public:
   //! element access
   Real& operator[](std::size_t indx)
   {
+    if (indx>2) {
+      throw std::out_of_range("Index must be in the range [0-2]");
+    }
     return (&x)[indx];
   }
   
   //! const element access
   const Real& operator[](std::size_t indx) const
   {
-    
+    if (indx>2) {
+      throw std::out_of_range("Index must be in the range [0-2]");
+    }
     return (&x)[indx];
   }
   //! element access

modules/geom/src/vec4.hh

@@ -19,6 +19,7 @@
 #ifndef GEOM_VEC4_H
 #define GEOM_VEC4_H
 
+#include <stdexcept>
 #include <cstddef> // for size_t
 #include <ostream>
 
@@ -82,13 +83,18 @@ public:
   //! element access
   Real& operator[](std::size_t indx)
   {
+    if (indx>3) {
+      throw std::out_of_range("Index must be in the range [0-3]");
+    }
     return (&x)[indx];
   }
   
   //! const element access
   const Real& operator[](std::size_t indx) const
   {
-    
+    if (indx>3) {
+      throw std::out_of_range("Index must be in the range [0-3]");
+    }
     return (&x)[indx];
   }
   //! element access