utils

Documentation

Index

• func CreateImage(pixels []uint32, width int, height int) *image.NRGBA
• func LoadWorld(file string) (*engine.World, error)
• func SaveImage(pixels []uint32, options Options) (error, bool)
• type Options

Functions

func CreateImage

func CreateImage(pixels []uint32, width int, height int) *image.NRGBA

func LoadWorld

func LoadWorld(file string) (*engine.World, error)

func SaveImage

func SaveImage(pixels []uint32, options Options) (error, bool)

SaveImage saves the image (if requested) to a file in png format

Types

type Options

type Options struct {
	Width        int    // width in pixel
	Height       int    // height in pixel
	RaysPerPixel int    // number of rays per pixel
	Input        string // path to file for world definitionin in json format
	Output       string // path to file for saving
	Seed         int64  // seed for random number generator
	CPU          int    // number of CPU to use
}

Options defines all the command line options available (all have a default value)