I've recently been playing around with the Reverse Projection trick that I have read about on these forums. I'm a little confused though.
I plotted a graph of a normal projection matrix over a range of values from the near/far planes, and as expected, I got a graph that wasn't at all linear. Only values very close to the near plane had a range of say[0, 0.99], but 98% of the values were 0.99 or higher.
Having read about the Reverse Projection trick, and how it's supposed to give more of a …