A BrickMap is a good way to speed up your render times if you have a complicated environment that also has a moving camera shot. By creating a BrickMap you no longer have to calculate the occlusion on each frame;it simply references the BrickMap file. You will want to wait to create a BrickMap pass until you have finished modeling your set,as you can’t make any adjustments or changes to your set once you create the BrickMap,or else you will have to re-create it.
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