camera

Documentation

Overview

Package camera implements a set of functions to work with cameras.

Index

• type Camera
  • func New(lookFrom *vec3.Vec3Impl, lookAt *vec3.Vec3Impl, vup *vec3.Vec3Impl, ...) *Camera
  • func (c *Camera) GetRay(s float64, t float64) *ray.RayImpl

Types

type Camera

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

Camera represents a camera in the world.

func New

func New(lookFrom *vec3.Vec3Impl, lookAt *vec3.Vec3Impl, vup *vec3.Vec3Impl,
	vfov float64, aspect float64, aperture float64, focusDist float64, time0 float64, time1 float64) *Camera

New returns an instance of a camera.

func (*Camera) GetRay

func (c *Camera) GetRay(s float64, t float64) *ray.RayImpl

GetRay returns the ray associated for the supplied u and v.