automated snapshot

internal/graphics/graphics.go

@@ -1,6 +1,7 @@
 package graphics
 
 import (
+	"fmt"
 	"math/rand"
 	rl "github.com/gen2brain/raylib-go/raylib"
 )
@@ -23,6 +24,8 @@ func makeFlourescentColors() []rl.Color {
 	for i, hue := range(FlourescentHues) {
 		fc[i] = rl.ColorFromHSV(hue, 1.0, 1.0)
 	}
+	fmt.Printf("flourescent colors --> %v\n", fc)
+
 	return fc
 }
 
@@ -35,22 +38,24 @@ type ArrayBackedColorCycle struct {
 	index int
 }
 
-func NewFixedColorCycle(colors []rl.Color) ArrayBackedColorCycle {
+func NewFixedColorCycle(colors []rl.Color) *ArrayBackedColorCycle {
-	return ArrayBackedColorCycle {
+	return &ArrayBackedColorCycle {
 		colors: colors,
 		index: 0,
 	}
 }
 
-func (c ArrayBackedColorCycle) Shuffle(seed int64) ColorCycle {
+func (c ArrayBackedColorCycle) Shuffle(seed int64) *ArrayBackedColorCycle {
 	r := rand.New(rand.NewSource(seed))
 	cprime := &ArrayBackedColorCycle {
 		colors: make([]rl.Color, len(c.colors)),
 		index: 0,
 	}
+	copy(cprime.colors, c.colors)
 	r.Shuffle(len(c.colors), func(i, j int) {
-		cprime.colors[i] = c.colors[j]
+		cprime.colors[i], cprime.colors[j] = cprime.colors[j], cprime.colors[i]
 	})
+	fmt.Printf("shuffled colors --> %v\n", cprime.colors)
 	return cprime
 }
 

main.go

@@ -49,7 +49,7 @@ func main() {
 	BlendModeToggleGroupActive := int32(0)
 
 	// reproducable flourescent color cycle
-	colorCycle := g.NewFixedColorCycle(g.FlourescentColors)//.Shuffle(0)
+	colorCycle := g.NewFixedColorCycle(g.FlourescentColors).Shuffle(0)
 
 	rl.SetTargetFPS(60)
 	t0 := time.Now()