types

type Camera struct {
	FOV           float64
	FocalLength   float64
	FocalDistance float64
	Position      *Vec3
	AspectRation  float64

	Up, Right *Vec3
	LookAt    *Vec3
	Forward   *Vec3

	Height float64
	Width  float64
}

type Color Vec3

type Coord Vec3

type Mesh struct {
	Vertices  []*Vec3
	Normals   []*Vec3
	TexCoords []*Vec3
	Polygons  []*Polygon
	BVH       *accelerators.BVH
	Name      string
	RayOffset float64
}

type Polygon struct {
	VertexIndex  []int
	NormalIndex  []int
	TextureIndex []int
	HasNormals   bool
}

type Ray struct {
	Orig, Dir *Vec3
}

type Texture image.RGBA

type UV struct {
	U, V *Vec3
}

type Vec3 struct {
	X, Y, Z float64
}