- Eliminar guarda !fullscreen_enabled_ de toggleIntegerScaling(): F6 ara
cicla i notifica en mode ventana i fullscreen per igual
- Pass 2: afegir viewport+scissor SDL_GPU condicionat a fullscreen_enabled_
per als tres modes (INTEGER pixel-perfect centrat, LETTERBOX aspect-ratio,
STRETCH pantalla completa)
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>