Jonah Williams 2b1bbfe870 [Impeller] generate mip level N from N-1 in Vulkan backend. (flutter/engine#51749)
Uses the mipmap implementation from https://vulkan-tutorial.com/Generating_Mipmaps .

Today we generate all mip levels from mip level 0, which results in lost data. Instead we need to use the previous mip level
2024-03-29 16:11:42 +00:00
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