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For questions about computations subject to real-time constraints. The minimum framerate for a real-time illusion is usually considered to be around 24 frames per second. See also [interactive] for less strict constraints and [offline] for computations which will take significantly longer.
16
votes
Accepted
Is doing multiple Gaussian blurs the same as doing one larger blur?
If I did two Gaussian blurs of size N, would that be the same mathematically as doing one Gaussian blur of size 2N?
Almost. Applying two Gaussian blurs is equivalent to doing one Gaussian blur, b …
7
votes
Accepted
Projected grid water horizon detail
I believe a common solution is to split the camera transform used to project the grid from the camera transform that is used to render the grid. At perspectives close to top-down, the two cameras coin …