wgpu 0.12.0

Rusty WebGPU API wrapper
Documentation 
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[[stage(vertex)]]
fn main_vs(
    [[location(0)]] particle_pos: vec2<f32>,
    [[location(1)]] particle_vel: vec2<f32>,
    [[location(2)]] position: vec2<f32>,
) -> [[builtin(position)]] vec4<f32> {
    let angle = -atan2(particle_vel.x, particle_vel.y);
    let pos = vec2<f32>(
        position.x * cos(angle) - position.y * sin(angle),
        position.x * sin(angle) + position.y * cos(angle)
    );
    return vec4<f32>(pos + particle_pos, 0.0, 1.0);
}

[[stage(fragment)]]
fn main_fs() -> [[location(0)]] vec4<f32> {
    return vec4<f32>(1.0, 1.0, 1.0, 1.0);
}