fractal

Documentation

Index

• func Clamp(value int) uint8
• func RandomNumber(maxN int) int
• type BaseFlameGenerator
  • func (fg *BaseFlameGenerator) ProcessPoint(point Point, transformations []Transformation, canvas *Canvas, world Rect)
• type Canvas
  • func NewCanvas(width, height int) *Canvas
  • func (c *Canvas) MapToCanvas(world Rect, point Point) (x, y int)
  • func (c *Canvas) RenderToImage(img *image.RGBA, gamma float64)
  • func (c *Canvas) UpdatePixel(x, y int, transformation Transformation)
• type FlameGeneratorInterface
• type MultiFlameGenerator
  • func NewMultiFlameGenerator(cfg *config.Config, transformations []Transformation) *MultiFlameGenerator
  • func (fg *MultiFlameGenerator) Generate(transformations []Transformation) *image.RGBA
• type Pixel
• type Point
  • func NewRandomPoint() Point
• type Rect
  • func NewDefaultRect() Rect
• type SingleFlameGenerator
  • func NewSingleFlameGenerator(cfg *config.Config, transformations []Transformation) *SingleFlameGenerator
  • func (fg *SingleFlameGenerator) Generate(transformations []Transformation) *image.RGBA
• type Transformation

Functions

func Clamp

func Clamp(value int) uint8

func RandomNumber

func RandomNumber(maxN int) int

Types

type BaseFlameGenerator

type BaseFlameGenerator struct {
	Width           int
	Height          int
	Iterations      int
	Transformations []Transformation
	Symmetry        int
	Gamma           float64
}

func (*BaseFlameGenerator) ProcessPoint

func (fg *BaseFlameGenerator) ProcessPoint(point Point, transformations []Transformation, canvas *Canvas, world Rect)

type Canvas

type Canvas struct {
	Pixels [][]*Pixel
	Width  int
	Height int
}

func NewCanvas

func NewCanvas(width, height int) *Canvas

func (*Canvas) MapToCanvas

func (c *Canvas) MapToCanvas(world Rect, point Point) (x, y int)

func (*Canvas) RenderToImage

func (c *Canvas) RenderToImage(img *image.RGBA, gamma float64)

func (*Canvas) UpdatePixel

func (c *Canvas) UpdatePixel(x, y int, transformation Transformation)

type FlameGeneratorInterface

type FlameGeneratorInterface interface {
	Generate(transformations []Transformation) *image.RGBA
}

type MultiFlameGenerator

type MultiFlameGenerator struct {
	BaseFlameGenerator
	Workers int
}

func NewMultiFlameGenerator

func NewMultiFlameGenerator(cfg *config.Config, transformations []Transformation) *MultiFlameGenerator

func (*MultiFlameGenerator) Generate

func (fg *MultiFlameGenerator) Generate(transformations []Transformation) *image.RGBA

type Pixel

type Pixel struct {
	R, G, B  uint8
	HitCount int
}

type Point

type Point struct {
	X, Y float64
}

func NewRandomPoint

func NewRandomPoint() Point

type Rect

type Rect struct {
	X, Y   float64
	Width  float64
	Height float64
}

func NewDefaultRect

func NewDefaultRect() Rect

type SingleFlameGenerator

type SingleFlameGenerator struct {
	BaseFlameGenerator
}

func NewSingleFlameGenerator

func NewSingleFlameGenerator(cfg *config.Config, transformations []Transformation) *SingleFlameGenerator

func (*SingleFlameGenerator) Generate

func (fg *SingleFlameGenerator) Generate(transformations []Transformation) *image.RGBA

type Transformation

type Transformation interface {
	Apply(p Point) Point
	Color() color.Color
}