world

Documentation

Index

• type World
  • func Default() World
  • func (w *World) ColorAt(r ray.Ray) color.Color
  • func (w *World) Intersect(r ray.Ray) []shape.Intersection
  • func (w *World) IsShadowed(p tuple.Tuple) bool
  • func (w *World) ReflectedColor(c *shape.Computation) color.Color
  • func (w *World) ShadeHit(c shape.Computation) color.Color

Types

type World

type World struct {
	Objects []shape.Shape
	Light   *light.Light
}

World is a collection of objects and a light source

func Default

func Default() World

Default returns a default World object

func (*World) ColorAt

func (w *World) ColorAt(r ray.Ray) color.Color

ColorAt returns the color of an intersection

func (*World) Intersect

func (w *World) Intersect(r ray.Ray) []shape.Intersection

Intersect returns the intersections of a collection of objects with a ray

func (*World) IsShadowed

func (w *World) IsShadowed(p tuple.Tuple) bool

IsShadowed determines if a point is shadowed in a world

func (*World) ReflectedColor

func (w *World) ReflectedColor(c *shape.Computation) color.Color

ReflectedColor determines the reflected color for a precomputation

func (*World) ShadeHit

func (w *World) ShadeHit(c shape.Computation) color.Color

ShadeHit returns the shade of a hit