Added final scene

src/main.cpp

@@ -196,8 +196,74 @@ void cornell_smoke() {
     camera.render(scene, "image.png");
 }
 
+void final_scene(int image_width, int samples_per_pixel, int max_depth) {
+    shared_ptr<Scene> boxes1 = make_shared<Scene>();
+    auto ground = make_shared<Lambertian>(Color(0.48, 0.83, 0.53));
+
+    int boxes_per_side = 20;
+    for (int i = 0; i < boxes_per_side; i++) {
+        for (int j = 0; j < boxes_per_side; j++) {
+            auto w = 100.0;
+            auto x0 = -1000.0 + i*w;
+            auto z0 = -1000.0 + j*w;
+            auto y0 = 0.0;
+            auto x1 = x0 + w;
+            auto y1 = randomDouble(1, 101);
+            auto z1 = z0 + w;
+
+            boxes1->add(createBox(Point(x0,y0,z0), Point(x1,y1,z1), ground));
+        }
+    }
+
+    shared_ptr<Scene> scene = make_shared<Scene>();
+
+    scene->add(make_shared<Bvh>(boxes1->intersectables()));
+
+    auto light = make_shared<DiffuseLight>(Color(7, 7, 7));
+    scene->add(make_shared<Quad>(Point(123,554,147), Vector(300,0,0), Vector(0,0,265), light));
+
+    auto center1 = Point(400, 400, 200);
+    auto center2 = center1 + Vector(30,0,0);
+    auto sphere_material = make_shared<Lambertian>(Color(0.7, 0.3, 0.1));
+    scene->add(make_shared<Sphere>(center1, center2, 50, sphere_material));
+
+    scene->add(make_shared<Sphere>(Point(260, 150, 45), 50, make_shared<Dielectric>(1.5)));
+    scene->add(make_shared<Sphere>(
+        Point(0, 150, 145), 50, make_shared<Metal>(Color(0.8, 0.8, 0.9), 1.0)
+    ));
+
+    auto boundary = make_shared<Sphere>(Point(360,150,145), 70, make_shared<Dielectric>(1.5));
+    scene->add(boundary);
+    scene->add(make_shared<ConstantMedium>(boundary, 0.2, Color(0.2, 0.4, 0.9)));
+    boundary = make_shared<Sphere>(Point(0,0,0), 5000, make_shared<Dielectric>(1.5));
+    scene->add(make_shared<ConstantMedium>(boundary, .0001, Color(1,1,1)));
+
+    auto emat = make_shared<Lambertian>(make_shared<ImageTexture>("earthmap.jpg"));
+    scene->add(make_shared<Sphere>(Point(400,200,400), 100, emat));
+    auto pertext = make_shared<NoiseTexture>(0.1);
+    scene->add(make_shared<Sphere>(Point(220,280,300), 80, make_shared<Lambertian>(pertext)));
+
+    shared_ptr<Scene> boxes2 = make_shared<Scene>();
+    auto white = make_shared<Lambertian>(Color(.73, .73, .73));
+    int ns = 1000;
+    for (int j = 0; j < ns; j++) {
+        boxes2->add(make_shared<Sphere>(Point::random(0,165), 10, white));
+    }
+
+    scene->add(make_shared<Translate>(
+        make_shared<RotateY>(
+            make_shared<Bvh>(boxes2->intersectables()), 15),
+            Vector(-100,270,395)
+        )
+    );
+
+    Camera camera(1.0, samples_per_pixel, max_depth, image_width, 40.0, Point(478, 278, -600), Point(278, 278, 0), Vector(0.0, 1.0, 0.0), Color(0.0, 0.0, 0.0), 0.0);
+
+    camera.render(scene, "image.png");
+}
+
 int main() {
-    switch (8) {
+    switch (9) {
         case 1: randomSpheres(); break;
         case 2: twoSpheres(); break;
         case 3: earth(); break;
@@ -206,6 +272,8 @@ int main() {
         case 6: simple_light(); break;
         case 7: cornell_box(); break;
         case 8: cornell_smoke(); break;
+        case 9:  final_scene(800, 10000, 40); break;
+        default: final_scene(400,   250,  4); break;
     }
     return 0;
 }