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/
raytracing
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move examples to their own file

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jbb01 6 months ago
parent 96909002d7
commit 9175377ac4
3 changed files with 229 additions and 199 deletions
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8
src/main/java/eu/jonahbauer/raytracing/Example.java
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package eu.jonahbauer.raytracing;
import eu.jonahbauer.raytracing.render.camera.Camera;
import eu.jonahbauer.raytracing.scene.Scene;
import org.jetbrains.annotations.NotNull;
public record Example(@NotNull Scene scene, @NotNull Camera camera) {
}

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src/main/java/eu/jonahbauer/raytracing/Examples.java
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package eu.jonahbauer.raytracing;
import eu.jonahbauer.raytracing.math.Vec3;
import eu.jonahbauer.raytracing.render.Color;
import eu.jonahbauer.raytracing.render.camera.SimpleCamera;
import eu.jonahbauer.raytracing.render.material.*;
import eu.jonahbauer.raytracing.scene.Hittable;
import eu.jonahbauer.raytracing.scene.Scene;
import eu.jonahbauer.raytracing.scene.SkyBox;
import eu.jonahbauer.raytracing.scene.hittable2d.Parallelogram;
import eu.jonahbauer.raytracing.scene.hittable3d.ConstantMedium;
import eu.jonahbauer.raytracing.scene.hittable3d.Sphere;
import eu.jonahbauer.raytracing.scene.util.Hittables;
import org.jetbrains.annotations.NotNull;
import java.util.*;
import java.util.function.IntFunction;
public class Examples {
private static final Map<String, IntFunction<Example>> REGISTRY = new HashMap<>();
private static void register(@NotNull String name, @NotNull IntFunction<Example> example) {
REGISTRY.put(name, example);
}
static {
register("SIMPLE", Examples::getSimpleScene);
register("SPHERES", Examples::getSpheres);
register("SQUARES", Examples::getSquares);
register("LIGHT", Examples::getLight);
register("CORNELL", Examples::getCornellBox);
register("CORNELL_SMOKE", Examples::getCornellBoxSmoke);
}
public static @NotNull IntFunction<Example> getByName(@NotNull String name) {
var out = REGISTRY.get(name);
if (out == null) throw new IllegalArgumentException("unknown example " + name + ", expected one of " + REGISTRY.keySet());
return out;
}
public static @NotNull Example getSimpleScene(int height) {
if (height <= 0) height = 675;
return new Example(
new Scene(
getSkyBox(),
new Sphere(new Vec3(0, -100.5, -1.0), 100.0, new LambertianMaterial(new Color(0.8, 0.8, 0.0))),
new Sphere(new Vec3(0, 0, -1.2), 0.5, new LambertianMaterial(new Color(0.1, 0.2, 0.5))),
new Sphere(new Vec3(-1.0, 0, -1.2), 0.5, new DielectricMaterial(1.5)),
new Sphere(new Vec3(-1.0, 0, -1.2), 0.4, new DielectricMaterial(1 / 1.5)),
new Sphere(new Vec3(1.0, 0, -1.2), 0.5, new MetallicMaterial(new Color(0.8, 0.6, 0.2), 0.0))
),
SimpleCamera.builder()
.withImage(height * 16 / 9, height)
.build()
);
}
public static @NotNull Example getSpheres(int height) {
if (height <= 0) height = 675;
var rng = new Random(1);
var objects = new ArrayList<Hittable>();
objects.add(new Sphere(new Vec3(0, -1000, 0), 1000, new LambertianMaterial(new Color(0.5, 0.5, 0.5))));
for (int a = -11; a < 11; a++) {
for (int b = -11; b < 11; b++) {
var center = new Vec3(a + 0.9 * rng.nextDouble(), 0.2, b + 0.9 * rng.nextDouble());
if (Vec3.distance(center, new Vec3(4, 0.2, 0)) <= 0.9) continue;
Material material;
var rnd = rng.nextDouble();
if (rnd < 0.8) {
// diffuse
var albedo = Color.multiply(Color.random(rng), Color.random(rng));
material = new LambertianMaterial(albedo);
} else if (rnd < 0.95) {
// metal
var albedo = Color.random(rng, 0.5, 1.0);
var fuzz = rng.nextDouble() * 0.5;
material = new MetallicMaterial(albedo, fuzz);
} else {
// glass
material = new DielectricMaterial(1.5);
}
objects.add(new Sphere(center, 0.2, material));
}
}
objects.add(new Sphere(new Vec3(0, 1, 0), 1.0, new DielectricMaterial(1.5)));
objects.add(new Sphere(new Vec3(-4, 1, 0), 1.0, new LambertianMaterial(new Color(0.4, 0.2, 0.1))));
objects.add(new Sphere(new Vec3(4, 1, 0), 1.0, new MetallicMaterial(new Color(0.7, 0.6, 0.5))));
var camera = SimpleCamera.builder()
.withImage(height * 16 / 9, height)
.withPosition(new Vec3(13, 2, 3))
.withTarget(new Vec3(0, 0, 0))
.withFieldOfView(Math.toRadians(20))
.withFocusDistance(10.0)
.withBlurAngle(Math.toRadians(0.6))
.build();
return new Example(new Scene(getSkyBox(), objects), camera);
}
public static @NotNull Example getSquares(int height) {
if (height <= 0) height = 600;
return new Example(
new Scene(
getSkyBox(),
new Parallelogram(new Vec3(-3, -2, 5), new Vec3(0, 0, -4), new Vec3(0, 4, 0), new LambertianMaterial(new Color(1.0, 0.2, 0.2))),
new Parallelogram(new Vec3(-2, -2, 0), new Vec3(4, 0, 0), new Vec3(0, 4, 0), new LambertianMaterial(new Color(0.2, 1.0, 0.2))),
new Parallelogram(new Vec3(3, -2, 1), new Vec3(0, 0, 4), new Vec3(0, 4, 0), new LambertianMaterial(new Color(0.2, 0.2, 1.0))),
new Parallelogram(new Vec3(-2, 3, 1), new Vec3(4, 0, 0), new Vec3(0, 0, 4), new LambertianMaterial(new Color(1.0, 0.5, 0.0))),
new Parallelogram(new Vec3(-2, -3, 5), new Vec3(4, 0, 0), new Vec3(0, 0, -4), new LambertianMaterial(new Color(0.2, 0.8, 0.8)))
),
SimpleCamera.builder()
.withImage(height, height)
.withFieldOfView(Math.toRadians(80))
.withPosition(new Vec3(0, 0, 9))
.withTarget(new Vec3(0, 0, 0))
.build()
);
}
public static @NotNull Example getLight(int height) {
if (height <= 0) height = 225;
return new Example(
new Scene(
new Sphere(new Vec3(0, -1000, 0), 1000, new LambertianMaterial(new Color(0.2, 0.2, 0.2))),
new Sphere(new Vec3(0, 2, 0), 2, new LambertianMaterial(new Color(0.2, 0.2, 0.2))),
new Parallelogram(new Vec3(3, 1, -2), new Vec3(2, 0, 0), new Vec3(0, 2, 0), new DiffuseLight(new Color(4.0, 4.0, 4.0))),
new Sphere(new Vec3(0, 7, 0), 2, new DiffuseLight(new Color(4.0, 4.0, 4.0)))
),
SimpleCamera.builder()
.withImage(height * 16 / 9, height)
.withFieldOfView(Math.toRadians(20))
.withPosition(new Vec3(26, 3, 6))
.withTarget(new Vec3(0, 2, 0))
.build()
);
}
public static @NotNull Example getCornellBox(int height) {
if (height <= 0) height = 600;
var red = new LambertianMaterial(new Color(.65, .05, .05));
var white = new LambertianMaterial(new Color(.73, .73, .73));
var green = new LambertianMaterial(new Color(.12, .45, .15));
var light = new DiffuseLight(new Color(15.0, 15.0, 15.0));
return new Example(
new Scene(
new Parallelogram(new Vec3(555, 0, 0), new Vec3(0, 555, 0), new Vec3(0, 0, 555), green),
new Parallelogram(new Vec3(0, 0, 0), new Vec3(0, 555, 0), new Vec3(0, 0, 555), red),
new Parallelogram(new Vec3(343, 554, 332), new Vec3(-130, 0, 0), new Vec3(0, 0, -105), light),
new Parallelogram(new Vec3(0, 0, 0), new Vec3(555, 0, 0), new Vec3(0, 0, 555), white),
new Parallelogram(new Vec3(555, 555, 555), new Vec3(-555, 0, 0), new Vec3(0, 0, -555), white),
new Parallelogram(new Vec3(0, 0, 555), new Vec3(555, 0, 0), new Vec3(0, 555, 0), white),
Hittables.box(new Vec3(0, 0, 0), new Vec3(165, 330, 165), white).rotateY(Math.toRadians(15)).translate(new Vec3(265, 0, 295)),
Hittables.box(new Vec3(0, 0, 0), new Vec3(165, 165, 165), white).rotateY(Math.toRadians(-18)).translate(new Vec3(130, 0, 65))
),
SimpleCamera.builder()
.withImage(height, height)
.withFieldOfView(Math.toRadians(40))
.withPosition(new Vec3(278, 278, -800))
.withTarget(new Vec3(278, 278, 0))
.build()
);
}
public static @NotNull Example getCornellBoxSmoke(int height) {
if (height <= 0) height = 600;
var red = new LambertianMaterial(new Color(.65, .05, .05));
var white = new LambertianMaterial(new Color(.73, .73, .73));
var green = new LambertianMaterial(new Color(.12, .45, .15));
var light = new DiffuseLight(new Color(7.0, 7.0, 7.0));
return new Example(
new Scene(
new Parallelogram(new Vec3(555, 0, 0), new Vec3(0, 555, 0), new Vec3(0, 0, 555), green),
new Parallelogram(new Vec3(0, 0, 0), new Vec3(0, 555, 0), new Vec3(0, 0, 555), red),
new Parallelogram(new Vec3(113, 554, 127), new Vec3(330, 0, 0), new Vec3(0, 0, 305), light),
new Parallelogram(new Vec3(0, 0, 0), new Vec3(555, 0, 0), new Vec3(0, 0, 555), white),
new Parallelogram(new Vec3(555, 555, 555), new Vec3(-555, 0, 0), new Vec3(0, 0, -555), white),
new Parallelogram(new Vec3(0, 0, 555), new Vec3(555, 0, 0), new Vec3(0, 555, 0), white),
new ConstantMedium(
Hittables.box(new Vec3(0, 0, 0), new Vec3(165, 330, 165), white).rotateY(Math.toRadians(15)).translate(new Vec3(265, 0, 295)),
0.01, new IsotropicMaterial(Color.BLACK)
),
new ConstantMedium(
Hittables.box(new Vec3(0, 0, 0), new Vec3(165, 165, 165), white).rotateY(Math.toRadians(-18)).translate(new Vec3(130, 0, 65)),
0.01, new IsotropicMaterial(Color.WHITE)
)
),
SimpleCamera.builder()
.withImage(height, height)
.withFieldOfView(Math.toRadians(40))
.withPosition(new Vec3(278, 278, -800))
.withTarget(new Vec3(278, 278, 0))
.build()
);
}
private static @NotNull SkyBox getSkyBox() {
return SkyBox.gradient(new Color(0.5, 0.7, 1.0), Color.WHITE);
}
}

212
src/main/java/eu/jonahbauer/raytracing/Main.java
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@ -1,29 +1,15 @@
package eu.jonahbauer.raytracing; package eu.jonahbauer.raytracing;
import eu.jonahbauer.raytracing.math.Vec3;
import eu.jonahbauer.raytracing.render.Color;
import eu.jonahbauer.raytracing.render.ImageFormat; import eu.jonahbauer.raytracing.render.ImageFormat;
import eu.jonahbauer.raytracing.render.camera.Camera;
import eu.jonahbauer.raytracing.render.camera.SimpleCamera;
import eu.jonahbauer.raytracing.render.canvas.Canvas; import eu.jonahbauer.raytracing.render.canvas.Canvas;
import eu.jonahbauer.raytracing.render.canvas.Image; import eu.jonahbauer.raytracing.render.canvas.Image;
import eu.jonahbauer.raytracing.render.canvas.LiveCanvas; import eu.jonahbauer.raytracing.render.canvas.LiveCanvas;
import eu.jonahbauer.raytracing.render.material.*;
import eu.jonahbauer.raytracing.render.renderer.SimpleRenderer; import eu.jonahbauer.raytracing.render.renderer.SimpleRenderer;
import eu.jonahbauer.raytracing.scene.Hittable;
import eu.jonahbauer.raytracing.scene.Scene;
import eu.jonahbauer.raytracing.scene.SkyBox;
import eu.jonahbauer.raytracing.scene.hittable2d.Parallelogram;
import eu.jonahbauer.raytracing.scene.hittable3d.ConstantMedium;
import eu.jonahbauer.raytracing.scene.hittable3d.Sphere;
import eu.jonahbauer.raytracing.scene.util.Hittables;
import org.jetbrains.annotations.NotNull; import org.jetbrains.annotations.NotNull;
import java.io.IOException; import java.io.IOException;
import java.nio.file.InvalidPathException; import java.nio.file.InvalidPathException;
import java.nio.file.Path; import java.nio.file.Path;
import java.util.ArrayList;
import java.util.Random;
import java.util.function.IntFunction; import java.util.function.IntFunction;
public class Main { public class Main {
@ -37,6 +23,7 @@ public class Main {
.withSamplesPerPixel(config.samples) .withSamplesPerPixel(config.samples)
.withMaxDepth(config.depth) .withMaxDepth(config.depth)
.withIterative(config.iterative) .withIterative(config.iterative)
.withParallel(config.parallel)
.build(); .build();
Canvas canvas; Canvas canvas;
@ -55,13 +42,13 @@ public class Main {
ImageFormat.PNG.write(canvas, config.path); ImageFormat.PNG.write(canvas, config.path);
} }
private record Config(@NotNull Example example, @NotNull Path path, boolean preview, boolean iterative, int samples, int depth) { private record Config(@NotNull Example example, @NotNull Path path, boolean preview, boolean iterative, boolean parallel, int samples, int depth) {
public static @NotNull Config parse(@NotNull String @NotNull[] args) { public static @NotNull Config parse(@NotNull String @NotNull[] args) {
IntFunction<Example> example = null; IntFunction<Example> example = null;
Path path = null; Path path = null;
boolean preview = true; boolean preview = true;
boolean iterative = false; boolean iterative = false;
boolean parallel = false;
int samples = 1000; int samples = 1000;
int depth = 50; int depth = 50;
int height = -1; int height = -1;
@ -80,6 +67,8 @@ public class Main {
case "--no-preview" -> preview = false; case "--no-preview" -> preview = false;
case "--iterative" -> iterative = true; case "--iterative" -> iterative = true;
case "--no-iterative" -> iterative = false; case "--no-iterative" -> iterative = false;
case "--parallel" -> parallel = true;
case "--no-parallel" -> parallel = false;
case "--samples" -> { case "--samples" -> {
if (i + 1 == args.length) throw fail("missing value for parameter --samples"); if (i + 1 == args.length) throw fail("missing value for parameter --samples");
try { try {
@ -107,22 +96,20 @@ public class Main {
throw fail("value " + args[i] + " is not a valid integer"); throw fail("value " + args[i] + " is not a valid integer");
} }
} }
case String str when !str.startsWith("-") -> example = switch (str) { case String str when !str.startsWith("-") -> {
case "SIMPLE" -> Examples::getSimpleScene; try {
case "SPHERES" -> Examples::getSpheres; example = Examples.getByName(str);
case "SQUARES" -> Examples::getSquares; } catch (IllegalArgumentException ex) {
case "LIGHT" -> Examples::getLight; throw fail(ex.getMessage());
case "CORNELL" -> Examples::getCornellBox; }
case "CORNELL_SMOKE" -> Examples::getCornellBoxSmoke; }
default -> throw fail("unknown example " + str + ", expected one of SIMPLE, SPHERES, SQUARES, LIGHT, CORNELL or CORNELL_SMOKE");
};
default -> throw fail("unknown option " + args[i]); default -> throw fail("unknown option " + args[i]);
} }
} }
if (example == null) example = Examples::getCornellBoxSmoke; if (example == null) example = Examples::getCornellBoxSmoke;
if (path == null) path = Path.of("scene-" + System.currentTimeMillis() + ".png"); if (path == null) path = Path.of("scene-" + System.currentTimeMillis() + ".png");
return new Config(example.apply(height), path, preview, iterative, samples, depth); return new Config(example.apply(height), path, preview, iterative, parallel, samples, depth);
} }
private static @NotNull RuntimeException fail(@NotNull String message) { private static @NotNull RuntimeException fail(@NotNull String message) {
@ -130,178 +117,5 @@ public class Main {
System.exit(1); System.exit(1);
return new RuntimeException(); return new RuntimeException();
} }
}
private static class Examples {
public static @NotNull Example getSimpleScene(int height) {
if (height <= 0) height = 675;
return new Example(
new Scene(
getSkyBox(),
new Sphere(new Vec3(0, -100.5, -1.0), 100.0, new LambertianMaterial(new Color(0.8, 0.8, 0.0))),
new Sphere(new Vec3(0, 0, -1.2), 0.5, new LambertianMaterial(new Color(0.1, 0.2, 0.5))),
new Sphere(new Vec3(-1.0, 0, -1.2), 0.5, new DielectricMaterial(1.5)),
new Sphere(new Vec3(-1.0, 0, -1.2), 0.4, new DielectricMaterial(1 / 1.5)),
new Sphere(new Vec3(1.0, 0, -1.2), 0.5, new MetallicMaterial(new Color(0.8, 0.6, 0.2), 0.0))
),
SimpleCamera.builder()
.withImage(height * 16 / 9, height)
.build()
);
}
public static @NotNull Example getSpheres(int height) {
if (height <= 0) height = 675;
var rng = new Random(1);
var objects = new ArrayList<Hittable>();
objects.add(new Sphere(new Vec3(0, -1000, 0), 1000, new LambertianMaterial(new Color(0.5, 0.5, 0.5))));
for (int a = -11; a < 11; a++) {
for (int b = -11; b < 11; b++) {
var center = new Vec3(a + 0.9 * rng.nextDouble(), 0.2, b + 0.9 * rng.nextDouble());
if (Vec3.distance(center, new Vec3(4, 0.2, 0)) <= 0.9) continue;
Material material;
var rnd = rng.nextDouble();
if (rnd < 0.8) {
// diffuse
var albedo = Color.multiply(Color.random(rng), Color.random(rng));
material = new LambertianMaterial(albedo);
} else if (rnd < 0.95) {
// metal
var albedo = Color.random(rng, 0.5, 1.0);
var fuzz = rng.nextDouble() * 0.5;
material = new MetallicMaterial(albedo, fuzz);
} else {
// glass
material = new DielectricMaterial(1.5);
}
objects.add(new Sphere(center, 0.2, material));
}
}
objects.add(new Sphere(new Vec3(0, 1, 0), 1.0, new DielectricMaterial(1.5)));
objects.add(new Sphere(new Vec3(-4, 1, 0), 1.0, new LambertianMaterial(new Color(0.4, 0.2, 0.1))));
objects.add(new Sphere(new Vec3(4, 1, 0), 1.0, new MetallicMaterial(new Color(0.7, 0.6, 0.5))));
var camera = SimpleCamera.builder()
.withImage(height * 16 / 9, height)
.withPosition(new Vec3(13, 2, 3))
.withTarget(new Vec3(0, 0, 0))
.withFieldOfView(Math.toRadians(20))
.withFocusDistance(10.0)
.withBlurAngle(Math.toRadians(0.6))
.build();
return new Example(new Scene(getSkyBox(), objects), camera);
}
public static @NotNull Example getSquares(int height) {
if (height <= 0) height = 600;
return new Example(
new Scene(
getSkyBox(),
new Parallelogram(new Vec3(-3, -2, 5), new Vec3(0, 0, -4), new Vec3(0, 4, 0), new LambertianMaterial(new Color(1.0, 0.2, 0.2))),
new Parallelogram(new Vec3(-2, -2, 0), new Vec3(4, 0, 0), new Vec3(0, 4, 0), new LambertianMaterial(new Color(0.2, 1.0, 0.2))),
new Parallelogram(new Vec3(3, -2, 1), new Vec3(0, 0, 4), new Vec3(0, 4, 0), new LambertianMaterial(new Color(0.2, 0.2, 1.0))),
new Parallelogram(new Vec3(-2, 3, 1), new Vec3(4, 0, 0), new Vec3(0, 0, 4), new LambertianMaterial(new Color(1.0, 0.5, 0.0))),
new Parallelogram(new Vec3(-2, -3, 5), new Vec3(4, 0, 0), new Vec3(0, 0, -4), new LambertianMaterial(new Color(0.2, 0.8, 0.8)))
),
SimpleCamera.builder()
.withImage(height, height)
.withFieldOfView(Math.toRadians(80))
.withPosition(new Vec3(0, 0, 9))
.withTarget(new Vec3(0, 0, 0))
.build()
);
}
public static @NotNull Example getLight(int height) {
if (height <= 0) height = 225;
return new Example(
new Scene(
new Sphere(new Vec3(0, -1000, 0), 1000, new LambertianMaterial(new Color(0.2, 0.2, 0.2))),
new Sphere(new Vec3(0, 2, 0), 2, new LambertianMaterial(new Color(0.2, 0.2, 0.2))),
new Parallelogram(new Vec3(3, 1, -2), new Vec3(2, 0, 0), new Vec3(0, 2, 0), new DiffuseLight(new Color(4.0, 4.0, 4.0))),
new Sphere(new Vec3(0, 7, 0), 2, new DiffuseLight(new Color(4.0, 4.0, 4.0)))
),
SimpleCamera.builder()
.withImage(height * 16 / 9, height)
.withFieldOfView(Math.toRadians(20))
.withPosition(new Vec3(26, 3, 6))
.withTarget(new Vec3(0, 2, 0))
.build()
);
}
public static @NotNull Example getCornellBox(int height) {
if (height <= 0) height = 600;
var red = new LambertianMaterial(new Color(.65, .05, .05));
var white = new LambertianMaterial(new Color(.73, .73, .73));
var green = new LambertianMaterial(new Color(.12, .45, .15));
var light = new DiffuseLight(new Color(15.0, 15.0, 15.0));
return new Example(
new Scene(
new Parallelogram(new Vec3(555, 0, 0), new Vec3(0, 555, 0), new Vec3(0, 0, 555), green),
new Parallelogram(new Vec3(0, 0, 0), new Vec3(0, 555, 0), new Vec3(0, 0, 555), red),
new Parallelogram(new Vec3(343, 554, 332), new Vec3(-130, 0, 0), new Vec3(0, 0, -105), light),
new Parallelogram(new Vec3(0, 0, 0), new Vec3(555, 0 ,0), new Vec3(0, 0, 555), white),
new Parallelogram(new Vec3(555, 555, 555), new Vec3(-555, 0 ,0), new Vec3(0, 0, -555), white),
new Parallelogram(new Vec3(0, 0, 555), new Vec3(555, 0 ,0), new Vec3(0, 555, 0), white),
Hittables.box(new Vec3(0, 0, 0), new Vec3(165, 330, 165), white).rotateY(Math.toRadians(15)).translate(new Vec3(265, 0, 295)),
Hittables.box(new Vec3(0, 0, 0), new Vec3(165, 165, 165), white).rotateY(Math.toRadians(-18)).translate(new Vec3(130, 0, 65))
),
SimpleCamera.builder()
.withImage(height, height)
.withFieldOfView(Math.toRadians(40))
.withPosition(new Vec3(278, 278, -800))
.withTarget(new Vec3(278, 278, 0))
.build()
);
}
public static @NotNull Example getCornellBoxSmoke(int height) {
if (height <= 0) height = 600;
var red = new LambertianMaterial(new Color(.65, .05, .05));
var white = new LambertianMaterial(new Color(.73, .73, .73));
var green = new LambertianMaterial(new Color(.12, .45, .15));
var light = new DiffuseLight(new Color(7.0, 7.0, 7.0));
return new Example(
new Scene(
new Parallelogram(new Vec3(555, 0, 0), new Vec3(0, 555, 0), new Vec3(0, 0, 555), green),
new Parallelogram(new Vec3(0, 0, 0), new Vec3(0, 555, 0), new Vec3(0, 0, 555), red),
new Parallelogram(new Vec3(113, 554, 127), new Vec3(330, 0, 0), new Vec3(0, 0, 305), light),
new Parallelogram(new Vec3(0, 0, 0), new Vec3(555, 0 ,0), new Vec3(0, 0, 555), white),
new Parallelogram(new Vec3(555, 555, 555), new Vec3(-555, 0 ,0), new Vec3(0, 0, -555), white),
new Parallelogram(new Vec3(0, 0, 555), new Vec3(555, 0 ,0), new Vec3(0, 555, 0), white),
new ConstantMedium(
Hittables.box(new Vec3(0, 0, 0), new Vec3(165, 330, 165), white).rotateY(Math.toRadians(15)).translate(new Vec3(265, 0, 295)),
0.01, new IsotropicMaterial(Color.BLACK)
),
new ConstantMedium(
Hittables.box(new Vec3(0, 0, 0), new Vec3(165, 165, 165), white).rotateY(Math.toRadians(-18)).translate(new Vec3(130, 0, 65)),
0.01, new IsotropicMaterial(Color.WHITE)
)
),
SimpleCamera.builder()
.withImage(height, height)
.withFieldOfView(Math.toRadians(40))
.withPosition(new Vec3(278, 278, -800))
.withTarget(new Vec3(278, 278, 0))
.build()
);
} }
private static @NotNull SkyBox getSkyBox() {
return SkyBox.gradient(new Color(0.5, 0.7, 1.0), Color.WHITE);
}
}
private record Example(@NotNull Scene scene, @NotNull Camera camera) {}
} }
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