Chapter 6: Antialiasing

code/camera.h

@@ -0,0 +1,27 @@
+#ifndef CAMERA_H
+#define CAMERA_H
+
+#include "ray.h"
+
+class camera
+{
+public:
+    camera()
+    {
+        lower_left_corner = vec3(-2.0, -1.0, -1.0);
+        horizontal = vec3(4.0, 0.0, 0.0);
+        vertical = vec3(0.0, 2.0, 0.0);
+        origin = vec3(0.0, 0.0, 0.0);
+    }
+    ray get_ray(float u, float v)
+    {
+        return ray(origin, lower_left_corner + u * horizontal + v * vertical - origin);
+    }
+
+    vec3 origin;
+    vec3 lower_left_corner;
+    vec3 horizontal;
+    vec3 vertical;
+};
+
+#endif