The strawberrydeferredshadermcpe120 file modifies the water shader to include ray-traced caustics. Looking at the bottom of a river, you will see light patterns dancing on the sand. This is computationally expensive, but the file is optimized for mid-range chipsets like the Snapdragon 865 and above.
Since this appears to be a filename related to a deferred shading shader for Minecraft: Pocket Edition (MCPE) version 1.20, I’ll assume you want a structured document describing such a shader — its purpose, technical approach, and implementation notes. file name strawberrydeferredshadermcpe120
Set Bloom to for the authentic Strawberry experience. file name strawberrydeferredshadermcpe120