From 5b0b916c561f602723b9ae80f5462a7939b652a1 Mon Sep 17 00:00:00 2001
From: Julian T <julian@jtle.dk>
Date: Thu, 13 Aug 2020 20:06:29 +0200
Subject: Pathtracing working with defuse and emissive lighting

---
 src/vector.hpp | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/vector.hpp')

diff --git a/src/vector.hpp b/src/vector.hpp
index 05de25c..20e8210 100644
--- a/src/vector.hpp
+++ b/src/vector.hpp
@@ -1,6 +1,8 @@
 #ifndef VECTOR_H
 #define VECTOR_H
 
+#include <iostream>
+
 class Vec3d {
     public:
         Vec3d();
@@ -16,9 +18,14 @@ class Vec3d {
 
         // Operators
         Vec3d operator+(const Vec3d &vec) const;
+        Vec3d& operator+=(const Vec3d &vec);
         Vec3d operator-(const Vec3d &vec) const;
         Vec3d operator-() const;
         Vec3d operator*(double) const;
+        Vec3d operator*(const Vec3d &vec) const;
+        Vec3d operator/(double) const;
+
+        friend std::ostream& operator<<(std::ostream& os, const Vec3d &v);
 
         double m_x, m_y, m_z;
 };
-- 
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