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REDRIVER2/.emscripten/notes.md
Ilya Shurumov 1e5cfd58e7 - added notes on how to build with emscripten
2021-04-11 02:14:12 +06:00

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Emscripten info on how to build

  1. install VSExtForEmscripten for VS 2019
  2. with chocolatey - choco install emsdk

Where chocolatey places SDK on windows:

\AppData\Local\emsdk\upstream\emscripten

Building

  • switch optimization to O3 (Full optimization)

  • remove /SAFESEH:NO everywhere (if using VSExtForEmscripten)

  • remove Windows defines if copied from Win32 configuration

  • disable warnings: c++11-narrowing;constant-conversion;writable-strings;unused-value;switch;shift-op-parentheses;parentheses;format

add Clang parameters (Psy-X, REDRIVER2): -s USE_SDL=2 -s FULL_ES2=1 -s USE_WEBGL2=1 -s ASYNCIFY=1 -s ALLOW_MEMORY_GROWTH=1

add linker parameters (REDRIVER2): -s TOTAL_MEMORY=33554432 -s USE_SDL=2 -s FULL_ES2=1 -s USE_WEBGL2=1 -s ASYNCIFY=1 -s ALLOW_MEMORY_GROWTH=1 --preload-file ../data@/