Chapter 6: Antialiasing

code/target.h

@@ -0,0 +1,19 @@
+#ifndef TARGET_H
+#define TARGET_H
+
+#include "ray.h"
+
+struct hit_record
+{
+    float t;
+    vec3 p;
+    vec3 normal;
+};
+
+class target
+{
+public:
+    virtual bool hit(const ray &r, float t_min, float t_max, hit_record &rec) const = 0;
+};
+
+#endif