From 8a8fab0c68d867d1e1e870252819d15e2b6d0c6f Mon Sep 17 00:00:00 2001
From: Clyne Sullivan <clyne@bitgloo.com>
Date: Tue, 14 May 2024 16:32:10 -0400
Subject: initial commit

---
 ray.h | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 ray.h

(limited to 'ray.h')

diff --git a/ray.h b/ray.h
new file mode 100644
index 0000000..064dbf5
--- /dev/null
+++ b/ray.h
@@ -0,0 +1,25 @@
+#ifndef RAY_H
+#define RAY_H
+
+#include "vec3.h"
+
+class ray {
+  public:
+    ray() {}
+
+    ray(const point3& origin, const vec3& direction) : orig(origin), dir(direction) {}
+
+    const point3& origin() const  { return orig; }
+    const vec3& direction() const { return dir; }
+
+    point3 at(double t) const {
+        return orig + t*dir;
+    }
+
+  private:
+    point3 orig;
+    vec3 dir;
+};
+
+#endif
+
-- 
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