Ray Tracer Challenge

Scene gallery

Choose from all 21 bundled scenes. Each one opens in a new editor tab.

Many colorful spheres and shapes on a reflective floor
BVH bonus

Random spheres

A large mixed scene with hundreds of spheres.

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Golden dragon mesh with surrounding bounding boxes
BVH bonus

Dragon showcase

Six dragon meshes in a larger render.

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Geometric shapes and a dark sphere from the book cover scene
Appendix 1

Book cover

Explore the scene from the book's cover appendix.

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Dragon models with bounding boxes
BVH bonus

Dragons

A larger model scene that may take longer to render.

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White US Capitol building with a domed roof
Chapter 13

US Capitol

Explore a detailed building scene.

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Teddy bear, teapot, and cow polygon models in a room
Chapter 15

Polygon models

Three OBJ meshes in a red and green room.

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Three colorful dice with recessed pips
Chapter 16

CSG dice

Rounded edges and recessed pips built with shape operations.

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Tricylinder, carved cube, and a red hollow sphere with ellipsoid-cut openings
Chapter 16

CSG showcase

A tricylinder, carved cube, and slotted hollow sphere.

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Furnished room with reflective spheres
Chapter 12

Furnished room

Explore a room built largely from cubes.

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Saturn V rocket standing beside its launch tower
Chapter 13

Saturn V rocket

A larger scene built from cubes, cylinders, and cones.

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Two teapots with flat and smooth shading
Chapter 15

Teapot comparison

Explore the same mesh with flat and smooth normals.

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Two blue bunny meshes comparing surface normals
Chapter 15

Bunny normals

Compare flat and interpolated shading on a mesh.

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Dense cube of colored spheres
BVH bonus

Sphere grid

A dense grid for exploring bounding volumes.

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Cylinders and cones with glass, metal, and colored materials
Chapter 13

Material study

Glass, metal, and color on cylinders and cones.

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Patterned cube and stretched spheres in a reflective scene
Chapter 11

Interactive demo

Colors, patterns, transforms, and reflections.

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Water surface and rocks in a pond
Chapter 11

Pond and rocks

Change the view to see reflection and refraction.

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Patterned spheres on a red and white floor
Chapter 10

Perturbed patterns

Explore noisy patterns and reflective materials.

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Five colorful solids assembled from triangles
Chapter 15

Triangle solids

Inspect polyhedra assembled from editable triangles.

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Hexagonal structure made of grouped objects
Chapter 14

Grouped hexagon

Select and change shapes inside a group.

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A red pyramid and a green pyramid
Chapter 15

Two pyramids

A focused triangle and group example.

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Purple sphere on a checkerboard floor
Starter

Sphere and floor

A small scene for trying materials and transforms.

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