guilhermewerner/wgpu-renderer
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Basic window and wasm support

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This commit is contained in:
Guilherme Werner
2024-02-16 19:23:56 -03:00
parent 47f2244d1d
commit feae6c0d9d
6 changed files with 112 additions and 2 deletions
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2
.gitignore vendored
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@ -1,2 +1,4 @@
package/
target/
Cargo.lock

15
Cargo.toml
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@ -9,7 +9,7 @@ publish = false
[lib]
name = "renderer"
crate-type = ["rlib"]
crate-type = ["cdylib", "rlib"]
path = "src/lib.rs"
[[bin]]
@ -17,3 +17,16 @@ name = "renderer"
path = "src/main.rs"
[dependencies]
cfg-if = "1"
env_logger = "0.10"
log = "0.4"
wgpu = "0.18"
winit = "0.28"
[target.'cfg(target_arch = "wasm32")'.dependencies]
console_error_panic_hook = "0.1.6"
console_log = "1.0"
wasm-bindgen = "0.2"
wasm-bindgen-futures = "0.4.30"
web-sys = { version = "0.3", features = ["Document", "Window", "Element"] }
wgpu = { version = "0.18", features = ["webgl"] }

26
examples/index.html Normal file
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@ -0,0 +1,26 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Renderer</title>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
canvas {
background-color: black;
}
</style>
</head>
<body id="wasm-example">
<script type="module">
import init from "../package/renderer.js";
init().then(() => {
console.log("WASM Loaded");
});
</script>
</body>
</html>

3
scripts/wasm.ps1 Normal file
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@ -0,0 +1,3 @@
#!/usr/bin/env sh
wasm-pack build --target web -d package

62
src/lib.rs
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@ -0,0 +1,62 @@
use winit::{
dpi::LogicalSize,
event::*,
event_loop::{ControlFlow, EventLoop},
window::WindowBuilder,
};
#[cfg(target_arch = "wasm32")]
use wasm_bindgen::prelude::*;
#[cfg_attr(target_arch = "wasm32", wasm_bindgen(start))]
pub fn run() {
cfg_if::cfg_if! {
if #[cfg(target_arch = "wasm32")] {
std::panic::set_hook(Box::new(console_error_panic_hook::hook));
console_log::init_with_level(log::Level::Warn).expect("Couldn't initialize logger");
} else {
env_logger::init();
}
}
let event_loop = EventLoop::new();
let window = WindowBuilder::new()
.with_title("Renderer")
.with_inner_size(LogicalSize::new(1280, 720))
.build(&event_loop)
.unwrap();
#[cfg(target_arch = "wasm32")]
{
use winit::platform::web::WindowExtWebSys;
web_sys::window()
.and_then(|win| win.document())
.and_then(|doc| {
let dst = doc.get_element_by_id("wasm-example")?;
let canvas = web_sys::Element::from(window.canvas());
dst.append_child(&canvas).ok()?;
Some(())
})
.expect("Couldn't append canvas to document body.");
}
event_loop.run(move |event, _, control_flow| match event {
Event::WindowEvent {
ref event,
window_id,
} if window_id == window.id() => match event {
WindowEvent::CloseRequested
| WindowEvent::KeyboardInput {
input:
KeyboardInput {
state: ElementState::Pressed,
virtual_keycode: Some(VirtualKeyCode::Escape),
..
},
..
} => *control_flow = ControlFlow::Exit,
_ => {}
},
_ => {}
});
}

6
src/main.rs
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@ -1 +1,5 @@
fn main() {}
use renderer::run;
fn main() {
run();
}