Lighting Setup — Neon Cyberpunk

Principio base

La scena deve restare scura — le luci neon devono dominare.

• ambientLight max intensity 0.05
• Niente directional forte — solo fill leggero

Rig completo collaudato

{/* Base */}
<ambientLight intensity={0.035} color="#2a1750" />
<hemisphereLight intensity={0.06} color="#77bfff" groundColor="#0a0012" />
<directionalLight position={[0, 2.1, 4]} intensity={0.06} color="#e5efff" />

{/* Halo principale dietro il soggetto */}
<pointLight position={[0, 1.35, -1.4]} intensity={42} distance={6.5} decay={2} color="#9fefff" />
<pointLight position={[0, 1.35, -1.6]} intensity={60} distance={7} decay={2} color="#8ff7ff" />

{/* Accenti magenta / cyan */}
<pointLight position={[-1.0, 0.95, -0.15]} intensity={10} distance={3.2} decay={2} color="#ff45d8" />
<pointLight position={[1.0, 0.95, -0.15]} intensity={10} distance={3.2} decay={2} color="#3be4ff" />

{/* Atmosfera laterale */}
<pointLight position={[-2.0, 0.55, 0.55]} intensity={8} distance={4.6} decay={2} color="#7f2cff" />
<pointLight position={[2.0, 0.55, 0.55]} intensity={8} distance={4.6} decay={2} color="#1edbff" />

{/* Glow pavimento — decay=1 per diffusione larga */}
<pointLight position={[-0.55, 0.08, -0.28]} intensity={3.5} distance={8} decay={1} color="#ff3edb" />
<pointLight position={[0.55, 0.08, -0.28]} intensity={3.5} distance={8} decay={1} color="#32e7ff" />

{/* Key light sul soggetto */}
<spotLight
  position={[0, 2.8, 2.2]}
  target-position={[0, 0.6, 0.18]}
  intensity={55}
  distance={6}
  angle={0.28}
  penumbra={0.85}
  decay={2}
  color="#e8f4ff"
/>

Parametri chiave

Parametro	Effetto
decay={1}	Falloff lineare — glow largo sul pavimento
decay={2}	Falloff fisico — spot puntuale
penumbra={0.85}	Bordi spot morbidissimi
distance	Raggio massimo luce (oltre = buio totale)

Colori neon collaudati

Ruolo	Hex
Cyan core	#9fefff / #87f7ff
Magenta	#ff3ed5 / #ff45d8
Cyan accento	#32e7ff / #3be4ff
Viola atmosfera	#7f2cff / #8d2dff
Key light	#e8f4ff