https://github.com/asny/rust_to_js

Hello world example in Rust and OpenGL which supports easy compilation to Javascript/WebAssembly and WebGL 2.0 using Emscripten
https://github.com/asny/rust_to_js

Last synced: 23 days ago
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Hello world example in Rust and OpenGL which supports easy compilation to Javascript/WebAssembly and WebGL 2.0 using Emscripten

• Host: GitHub
• URL: https://github.com/asny/rust_to_js
• Owner: asny
• License: mit
• Created: 2018-03-14T12:54:05.000Z (almost 7 years ago)
• Default Branch: master
• Last Pushed: 2018-04-09T09:36:35.000Z (over 6 years ago)
• Last Synced: 2024-10-16T11:55:57.384Z (2 months ago)
• Language: Rust
• Homepage:
• Size: 31.3 KB
• Stars: 1
• Watchers: 3
• Forks: 1
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# rust_to_js

Hello world example of Rust, OpenGL and SDL2 which supports compilation to JavaScript/WebAssembly and WebGL 2.0.

* Easy compilation for both desktop and web (both WebAssembly and JavaScript)

* Guarantee that only features supported by WebGL 2.0 is used

* Possible to preload resources (see https://kripken.github.io/emscripten-site/docs/porting/files/packaging_files.html)

# Installation

### Rust

```$ curl https://sh.rustup.rs -sSf | sh```

Logout and in again

(See also https://www.rust-lang.org/en-US/install.html)

### SDL2

```$ brew install sdl2```

### Emscripten

```$ cd ~/```

```$ git clone https://github.com/juj/emsdk .emsdk```

```$ cd .emsdk/```

```$ ./emsdk install latest```

```$ ./emsdk activate latest```

```$ source ./emsdk_env.sh```

(See also https://kripken.github.io/emscripten-site/docs/getting_started/downloads.html)

### Emscripten + SDL2

```$ embuilder.py build sdl2``` (It might be necessary to change embuilder.py to use python)

### Emscripten + Rust

```$ embuilder.py build binaryen``` (It might be necessary to change embuilder.py to use python)

```$ rustup target add asmjs-unknown-emscripten```

```$ rustup target add wasm32-unknown-emscripten```

### rust_to_js

```$ git clone https://github.com/asny/rust_to_js.git rust_to_js```

# Compilation

cd to rust_to_js project folder

### Desktop

```$ cargo run```

### Web

```$ ./toJS``` or ```$ ./toWasm```

```$ python -m SimpleHTTPServer```

Go to http://localhost:8000/

### Clean

```$ ./clean```

# Sources:

- https://blog.fazibear.me/definitive-guide-to-rust-sdl-2-and-emscripten-93d707b22bbb

- http://nercury.github.io/rust/opengl/tutorial/2018/02/08/opengl-in-rust-from-scratch-00-setup.html