Move your mouse or finger across the screen to explore the scene use the sliders, AD, or Left and Right Arrow keys to adjust the direction use the other sliders to adjust the other values of the light
Settings for different things Laser pointer -Density 1 -Brightness 0 -FOV 10 Flashlight/Spotlight -Density 70 -Brightness 0.5 -FOV 40 Lamp/Torch -Density 180 -Brightness -3 -FOV 360 RTX Credits @griffpatch for his raycasting tutorial