Add four-component members and constructor to Vector

diff --git a/source/linal/vector.h b/source/linal/vector.h
index 11292f7441dae7e7f69cefb58aadb73572f687e4..369e3ff2435bf44e597e9e9750b4dc1a03d1c10b 100644 (file)
--- a/source/linal/vector.h
+++ b/source/linal/vector.h
@@ -53,6 +53,20 @@ public:
        const T &operator[](unsigned i) const { return *(&x+i); }
 };
 
+template<typename T>
+class VectorComponents<T, 4>
+{
+public:
+       T x, y, z, w;
+
+protected:
+       VectorComponents() { }
+
+public:
+       T &operator[](unsigned i) { return *(&x+i); }
+       const T &operator[](unsigned i) const { return *(&x+i); }
+};
+
 /**
 A general mathematical vector.
 */
@@ -64,6 +78,7 @@ public:
        Vector(const T *);
        Vector(T, T);
        Vector(T, T, T);
+       Vector(T, T, T, T);
        template<typename U>
        Vector(const Vector<U, N> &);
 
@@ -108,6 +123,15 @@ inline Vector<T, N>::Vector(T x_, T y_, T z_)
        this->VectorComponents<T, 3>::z = z_;
 }
 
+template<typename T, unsigned N>
+inline Vector<T, N>::Vector(T x_, T y_, T z_, T w_)
+{
+       this->VectorComponents<T, 4>::x = x_;
+       this->VectorComponents<T, 4>::y = y_;
+       this->VectorComponents<T, 4>::z = z_;
+       this->VectorComponents<T, 4>::w = w_;
+}
+
 template<typename T, unsigned N>
 template<typename U>
 inline Vector<T, N>::Vector(const Vector<U, N> &v)