So is the BRDF more of a dictionary where you can look up values than a function that's evaluated on the inputs?
jasonx
In this special case there's only one reflected direction. In general randomly sample over the distribution of reflected directions.
allai5
If we chose a different direction for the reflected direction, how would the image look? Would the reflected image that we see on the teapot just be distorted?
So is the BRDF more of a dictionary where you can look up values than a function that's evaluated on the inputs?
In this special case there's only one reflected direction. In general randomly sample over the distribution of reflected directions.
If we chose a different direction for the reflected direction, how would the image look? Would the reflected image that we see on the teapot just be distorted?