Fixed lighting

internal/hero/hero.go

@@ -91,9 +91,7 @@ type Hero struct {
 
 	ProjectileConfig projectile.ProjectileConfig
 
-	// Lighting state
-	InShadow        bool
-	ShadowIntensity float64
+	Brightness float64
 }
 
 type Config struct {
@@ -149,6 +147,7 @@ func New(cfg Config) *Hero {
 			Radius: 4.0,
 			Color:  color.NRGBA{R: 255, G: 0, B: 0, A: 255},
 		},
+		Brightness: 1.0,
 	}
 }
 
@@ -362,9 +361,8 @@ func (h *Hero) Draw(screen *ebiten.Image) {
 			// no color modification for idle
 		}
 
-		if h.InShadow {
-			darkness := 1.0 - h.ShadowIntensity
-			op.ColorScale.Scale(float32(darkness), float32(darkness), float32(darkness), 1.0)
+		if h.Brightness < 1.0 {
+			op.ColorScale.Scale(float32(h.Brightness), float32(h.Brightness), float32(h.Brightness), 1.0)
 		}
 
 		op.Filter = ebiten.FilterNearest