From eafb2947cc523f3ff7f3ecbb549ce5a034270166 Mon Sep 17 00:00:00 2001
From: CJSatnarine <satnarinecj101@gmail.com>
Date: Thu, 11 Jul 2024 14:32:33 -0400
Subject: [PATCH] Final scene

---
 main.cpp | 77 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)

diff --git a/main.cpp b/main.cpp
index b7707bf..6ebebbc 100644
--- a/main.cpp
+++ b/main.cpp
@@ -322,6 +322,77 @@ void cornellSmoke() {
     cam.render(world);
 }
 
+void finalScene(int imageWidth, int samplesPerPixel, int maxDepth) {
+    hittableList boxes1;
+
+    auto ground = make_shared<lambertian>(colour(0.48, 0.83, 0.53));
+
+    int boxesPerSide = 20;
+    for (int i = 0; i < boxesPerSide; i++) {
+        for (int j = 0; j < boxesPerSide; 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(box(point3(x0,y0,z0), point3(x1,y1,z1), ground));
+        }
+    }
+
+    hittableList world;
+
+    auto light = make_shared<diffuseLight>(colour(7, 7, 7));
+    world.add(make_shared<quad>(point3(123, 554, 147), vec3(300, 0, 0), vec3(0, 0, 265), light));
+
+    auto centre1 = point3(400, 400, 200);
+    auto centre2 = centre1 + vec3(30, 0, 0);
+   auto sphereMaterial = make_shared<lambertian>(colour(0.7, 0.3, 0.1));
+    world.add(make_shared<sphere>(centre1, centre2, 50, sphereMaterial));
+
+    world.add(make_shared<sphere>(point3(260, 150, 45), 50, make_shared<dielectric>(1.5)));
+    world.add(make_shared<sphere>(point3(0, 150, 145), 50, make_shared<metal>(colour(0.8, 0.8, 0.9), 1.0)));
+
+    auto boundary = make_shared<sphere>(point3(360,150,145), 70, make_shared<dielectric>(1.5));
+    world.add(boundary);
+    world.add(make_shared<constantMedium>(boundary, 0.2, colour(0.2, 0.4, 0.9)));
+    boundary = make_shared<sphere>(point3(0,0,0), 5000, make_shared<dielectric>(1.5));
+    world.add(make_shared<constantMedium>(boundary, .0001, colour(1,1,1)));
+
+    auto emat = make_shared<lambertian>(make_shared<imageTexture>("earthmap.jpg"));
+    world.add(make_shared<sphere>(point3(400,200,400), 100, emat));
+    auto pertext = make_shared<noiseTexture>(0.2);
+    world.add(make_shared<sphere>(point3(220,280,300), 80, make_shared<lambertian>(pertext)));
+
+    hittableList boxes2;
+    auto white = make_shared<lambertian>(colour(.73, .73, .73));
+    int ns = 1000;
+    for (int j = 0; j < ns; j++) {
+        boxes2.add(make_shared<sphere>(point3::random(0,165), 10, white));
+    }
+
+    world.add(make_shared<translate>(make_shared<rotateY>(make_shared<bvh_node>(boxes2), 15), vec3(-100,270,395)));
+
+    camera cam;
+
+    cam.aspectRatio = 1.0;
+    cam.imageWidth = imageWidth;
+    cam.samplesPerPixel = samplesPerPixel;
+    cam.maxDepth = maxDepth;
+    cam.background = colour(0,0,0);
+
+    cam.vFieldOfView = 40;
+    cam.lookFrom = point3(478, 278, -600);
+    cam.lookAt = point3(278, 278, 0);
+    cam.vUp = vec3(0,1,0);
+
+    cam.defocusAngle = 0;
+
+    cam.render(world);
+}
+
 int main(void) {
     int sceneToShow = 9;
 
@@ -353,5 +424,11 @@ int main(void) {
         case 9: 
             cornellSmoke();
             break;
+        case 10:
+            finalScene(800, 10000, 40);
+            break;
+        default: 
+            finalScene(400, 250, 4);
+            break;
     }
 }
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