feat: change colors to green on black

1 files changed, 4 insertions, 4 deletions

diff --git a/main.go b/main.go
index 7779bf6..7bdf3f3 100644
--- a/main.go
+++ b/main.go
@@ -11,13 +11,13 @@ import (
 )
 
 var palette = []color.Color{
-	color.White,
 	color.Black,
+	color.RGBA{0x00, 0xff, 0x00, 0xff},
 }
 
 const (
-	whiteIndex = iota
-	blackIndex
+	backgroundIndex = iota
+	foregroundIndex
 )
 
 func main() {
@@ -55,7 +55,7 @@ func newImage(size, cycles int, phase, res, freq float64) *image.Paletted {
 	for t := 0.0; t < float64(cycles)*2*math.Pi; t += res {
 		x := math.Sin(t)
 		y := math.Sin(t*freq + phase)
-		img.SetColorIndex(size+int(x*float64(size)+0.5), size+int(y*float64(size)+0.5), blackIndex)
+		img.SetColorIndex(size+int(x*float64(size)+0.5), size+int(y*float64(size)+0.5), foregroundIndex)
 	}
 
 	return img