First commit

ray.hpp

@@ -0,0 +1,34 @@
+#ifndef RAY_H
+#define RAY_H
+
+#include "vec3.hpp"
+
+struct ray {
+    /* Attributes */
+    point3 origin;
+    vec3 direction;
+
+    /* Constructors */
+
+    // Default constructor. Everything gets set to 0
+    ray()
+    {
+        origin = vec3();
+        direction =  vec3();
+    }
+
+    ray(const point3& origin, const vec3& direction)
+    {
+        this->origin = origin;
+        this->direction = direction;
+    }
+
+    // Returns position after time t
+    point3 at(double t) const
+    {
+        return origin + t*direction;
+    }
+    
+};
+
+#endif