How to turn off sunlight in the scene graph？

[jiaxianghao]

When I was debugging, it was very inconvenient for me to have half of the world in the dark. Can you help me solve it?Thank you.

[matthew-reid]

You can set the ambient light level to artificially brighten the scene with vis::Scene::setAmbientLightColor. For example:

engineRoot->scene->setAmbientLightColor(osg::Vec3f(1, 1, 1));

If you're running the SprocketApp, this can be done from the GUI:

[jiaxianghao]

Thank you.