from __future__ import annotations

import wgpu


def request_device(canvas) -> tuple["wgpu.GPUAdapter", "wgpu.GPUDevice"]:
    adapter = wgpu.gpu.request_adapter_sync(canvas=canvas, power_preference="high-performance")
    device = adapter.request_device_sync()
    return adapter, device


def configure_context(canvas, adapter, device):
    context = canvas.get_context("wgpu")
    texture_format = context.get_preferred_format(adapter)
    context.configure(device=device, format=texture_format)
    return context, texture_format