How do modern GPUs handle branching instructions in shader code?

Asked Jul 09 '18 at 04:08

Active Jul 09 '18 at 21:55

Viewed 134 times

It has often been recommended to avoid branching conditions in shaders.

Why? What happens exactly in modern GPUs in that case? Is it still recommended to avoid branching?

edited Jul 09 '18 at 21:55

Christian Rau

asked Jul 09 '18 at 04:08

wip

duplicate of https://computergraphics.stackexchange.com/q/259/137 and https://computergraphics.stackexchange.com/q/280/137 – ratchet freak Jul 09 '18 at 08:18
4

Possible duplicate of [Is a constant condition more costly than switching shaders?](https://computergraphics.stackexchange.com/questions/280/is-a-constant-condition-more-costly-than-switching-shaders) – ratchet freak Jul 09 '18 at 08:18

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