aparler/RosettaCodeData
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Data update

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Ingy döt Net 2026-02-01 16:33:20 -08:00
parent 5150844a7d
commit 4bb20c9b71
7735 changed files with 38060 additions and 199180 deletions
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30
Task/Draw-a-pixel/Go/draw-a-pixel-2.go
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@ -1,22 +1,22 @@
package main
import (
"image"
"image/color"
"image/draw"
"image/png"
"os"
"image"
"image/color"
"image/draw"
"image/png"
"os"
)
func main() {
// Create a 320 x 240 image
img := image.NewRGBA(image.Rect(0, 0, 320, 240))
// fill img in white
draw.Draw(img, img.Bounds(), &image.Uniform{color.RGBA{0, 0, 0, 0}}, image.ZP, draw.Src)
// Draw a red dot at (100, 100)
img.Set(100, 100, color.RGBA{255, 0, 0, 255})
// Save to new.png
w, _ := os.OpenFile("new.png", os.O_WRONLY|os.O_CREATE, 0600)
defer w.Close()
png.Encode(w, img)
// Create a 320 x 240 image
img := image.NewRGBA(image.Rect(0, 0, 320, 240))
// fill img in white
draw.Draw(img, img.Bounds(), &image.Uniform{color.RGBA{0, 0, 0, 0}}, image.ZP, draw.Src)
// Draw a red dot at (100, 100)
img.Set(100, 100, color.RGBA{255, 0, 0, 255})
// Save to new.png
w, _ := os.OpenFile("new.png", os.O_WRONLY|os.O_CREATE, 0600)
defer w.Close()
png.Encode(w, img)
}