Initial commit

code/ray.h

@@ -0,0 +1,19 @@
+#ifndef RAYH
+#define RAYH
+
+#include "vec3.h"
+
+class ray
+{
+public:
+    ray() {}
+    ray(const vec3& a, const vec3& b) { A = a; B = b; }
+    vec3 origin() const { return A; }
+    vec3 direction() const { return B; }
+    vec3 point_at_parameter(float t) const { return A + t * B; }
+
+    vec3 A;
+    vec3 B;
+};
+
+#endif