13.29 Si23_03 Practicalities - Effect of Distance n There are advantages in assuming light source and viewer are at infinity – L and V are then fixed
{"Image DocumentName": "Practicalities - Effect of Distance", "Image ImageDescription": "There are advantages in assuming light source and viewer are at infinity. L and V are then fixed for whole scene and calculations become simpler. Lights at infinity are called directional lights. Lights at a specified position are called positional, or point, lights", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}