44 lines
918 B
Go
44 lines
918 B
Go
package main
|
|
|
|
import (
|
|
"flag"
|
|
"image"
|
|
"log"
|
|
"os"
|
|
"runtime"
|
|
|
|
"github.com/fogleman/primitive/primitive"
|
|
farbfeld "github.com/hullerob/go.farbfeld"
|
|
)
|
|
|
|
var (
|
|
shapeCount = flag.Int("count", 150, "number of shapes used")
|
|
repeatShapeCount = flag.Int("repeat-count", 0, "number of extra shapes drawn in each step")
|
|
alpha = flag.Int("alpha", 128, "alpha of all shapes")
|
|
)
|
|
|
|
func stepImg(img image.Image, count int) image.Image {
|
|
bg := primitive.MakeColor(primitive.AverageImageColor(img))
|
|
model := primitive.NewModel(img, bg, 512, runtime.NumCPU())
|
|
|
|
for range make([]struct{}, count) {
|
|
model.Step(primitive.ShapeTypeTriangle, *alpha, *repeatShapeCount)
|
|
}
|
|
|
|
return model.Context.Image()
|
|
}
|
|
|
|
func main() {
|
|
flag.Parse()
|
|
|
|
img, err := farbfeld.Decode(os.Stdin)
|
|
if err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
|
|
err = farbfeld.Encode(os.Stdout, stepImg(img, *shapeCount))
|
|
if err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
}
|