Function copy_all_devices 

pub fn copy_all_devices() -> Vec<Device>

Copy all available Metal devices (macOS only).

Returns an array of all GPUs available on this system.

C++ equivalent: NS::Array* MTL::CopyAllDevices()

Example

use mtl_gpu::device;

let devices = device::copy_all_devices();
for device in devices {
    println!("Found GPU: {}", device.name());
}