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drfuchs
on April 11, 2022
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Show HN: How to compile C/C++ for WASM, pure Clang...
(Obligatory:) Neat! Still, a lot of copying bits around, and more JS than one might hope for. Could you send a pointer to canvas into the C code and operate on it in a direct, zero-copy way there?
brrrrrm
on April 11, 2022
[–]
Unfortunately, you cannot.
https://stackoverflow.com/questions/42806037/modify-canvas-f...
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