scene

package

v0.0.0-...-534c38e Latest Latest Go to latest Published: Aug 6, 2022 License: MIT Imports: 7 Imported by: 0

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Repository

github.com/carlosroman/aun-otra-ray-tracer

Links

Open Source Insights

Documentation ¶

Index ¶

func DefaultWorldLight() object.PointLight
func Intersect(w World, r ray.Ray) (intersections object.Intersections)
func ReflectedColor(w World, comps Computation, remaining int) object.RGB
func RefractedColor(w World, comps Computation, remaining int) object.RGB
func Schlick(comps Computation) float64
func ShadeHit(w World, comps Computation, remaining int) object.RGB
type Camera
- func NewBasicCamera(hSize, vSize int, fieldOfView float64) (c Camera, err error)
- func NewCamera(hSize, vSize int, from, to, vup ray.Vector) (c Camera, err error)
type Canvas
type Computation
- func PrepareComputations(i object.Intersection, r ray.Ray, xs ...object.Intersection) (comps Computation)
type World

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func DefaultWorldLight ¶

func DefaultWorldLight() object.PointLight

func Intersect ¶

func Intersect(w World, r ray.Ray) (intersections object.Intersections)

func ReflectedColor ¶

func ReflectedColor(w World, comps Computation, remaining int) object.RGB

func RefractedColor ¶

func RefractedColor(w World, comps Computation, remaining int) object.RGB

func Schlick ¶

func Schlick(comps Computation) float64

func ShadeHit ¶

func ShadeHit(w World, comps Computation, remaining int) object.RGB

Types ¶

type Camera ¶

type Camera interface {
	HSize() int
	VSize() int
	Origin() ray.Vector
	PixelSize() float64
	FocalLength() float64
	RayForPixel(nx, ny float64) ray.Ray
	FieldOfView() float64
	SetTransform(by ray.Matrix) error
}

func NewBasicCamera ¶

func NewBasicCamera(hSize, vSize int, fieldOfView float64) (c Camera, err error)

func NewCamera ¶

func NewCamera(hSize, vSize int, from, to, vup ray.Vector) (c Camera, err error)

type Canvas ¶

type Canvas [][]object.RGB

func MultiThreadedRender ¶

func MultiThreadedRender(c Camera, w World, noOfWorkers, queueSize int) Canvas

func NewCanvas ¶

func NewCanvas(width, height int) (c Canvas)

func Render ¶

func Render(c Camera, w World) Canvas

func (Canvas) GenerateImg ¶

func (c Canvas) GenerateImg() (img *image.RGBA)

func (Canvas) Get ¶

func (c Canvas) Get(x, y int) object.RGB

func (Canvas) Set ¶

func (c Canvas) Set(x, y int, red, green, blue float64)

func (Canvas) SetColor ¶

func (c Canvas) SetColor(x, y int, col object.RGB)

type Computation ¶

type Computation struct {
	// contains filtered or unexported fields
}

func PrepareComputations ¶

func PrepareComputations(i object.Intersection, r ray.Ray, xs ...object.Intersection) (comps Computation)

func (Computation) Eyev ¶

func (c Computation) Eyev() ray.Vector

func (Computation) Inside ¶

func (c Computation) Inside() bool

func (Computation) Intersect ¶

func (c Computation) Intersect() float64

func (Computation) N1 ¶

func (c Computation) N1() float64

func (Computation) N2 ¶

func (c Computation) N2() float64

func (Computation) Normalv ¶

func (c Computation) Normalv() ray.Vector

func (Computation) Object ¶

func (c Computation) Object() object.Object

func (Computation) OverPoint ¶

func (c Computation) OverPoint() ray.Vector

func (Computation) Point ¶

func (c Computation) Point() ray.Vector

func (Computation) Reflectv ¶

func (c Computation) Reflectv() ray.Vector

func (Computation) UnderPoint ¶

func (c Computation) UnderPoint() ray.Vector

type World ¶

type World interface {
	Objects() []object.Object
	AddObject(obj object.Object)
	AddObjects(objs ...object.Object)
	Light() object.PointLight
	AddLight(light object.PointLight)
	ColorAt(r ray.Ray, remaining int) object.RGB
	IsShadowed(point ray.Vector) bool
}

func DefaultWorld ¶

func DefaultWorld() (w World, err error)

func DefaultWorldWithGroups ¶

func DefaultWorldWithGroups() (w World, err error)

func NewWorld ¶

func NewWorld() World

func TwoSphereWorld ¶

func TwoSphereWorld() World

Source Files ¶

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