2
votes
Accepted
Point light source radiance
I think, first, you should know what SampleLi() does in the code. In both UDPT and BDPT, SampleLi() is used in next event ...
- 1,207
2
votes
Accepted
How are these two projection matrices related?
There are several things going on here.
I want to know if there is a transformation $T$ that will result in $TA=B$ and $TB=A$.
There is not, because what you would need to do is transpose the matrix,...
- 1,276
1
vote
Distance sampling with unbiased transmittance estimators
To remain unbiased, the PDF $p(x)$ in $\sum f(x) / p(x)$ should be the PDF of the actual sample distribution. That is, the only PDF you can use depends on how you get your samples.
So, for example (I ...
- 1,207
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