refactorings + basis of script editor.

cmd/generate-xy-image/main.go

@@ -0,0 +1,32 @@
+package main
+
+import (
+	"git.aiterp.net/lucifer3/server/internal/color"
+	"image"
+	color2 "image/color"
+	"image/png"
+	"log"
+	"os"
+)
+
+func main() {
+	img := image.NewRGBA(image.Rect(0, 0, 500, 500))
+	for y := 0; y < 500; y += 1 {
+		for x := 0; x < 500; x += 1 {
+			rgb := (color.XY{X: float64(x) / 499, Y: float64(y) / 499}).ToRGB()
+
+			if y == 300 {
+				log.Println(rgb.Red, rgb.Green, rgb.Blue)
+			}
+
+			img.Set(x, y, color2.RGBA{
+				R: uint8(rgb.Red * 255.0),
+				G: uint8(rgb.Green * 255.0),
+				B: uint8(rgb.Blue * 255.0),
+				A: 255,
+			})
+		}
+	}
+
+	_ = png.Encode(os.Stdout, img)
+}