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winit.rs
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winit.rs
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//! Demonstrate interop with beryllium/SDL windows.
//!
//! Sample creates a surface from a window through the
//! platform agnostic window handle trait.
//!
//! On instance extensions platform specific extensions need to be enabled.
use ash::vk;
use std::error::Error;
fn main() -> Result<(), Box<dyn Error>> {
let mut events_loop = winit::EventsLoop::new();
let window = winit::WindowBuilder::new()
.with_dimensions((800, 600).into())
.build(&events_loop)?;
unsafe {
let entry = ash::Entry::linked();
let surface_extensions = ash_window::enumerate_required_extensions(&window)?;
let app_desc = vk::ApplicationInfo::builder().api_version(vk::make_api_version(0, 1, 0, 0));
let instance_desc = vk::InstanceCreateInfo::builder()
.application_info(&app_desc)
.enabled_extension_names(surface_extensions);
let instance = entry.create_instance(&instance_desc, None)?;
// Create a surface from winit window.
let surface = ash_window::create_surface(&entry, &instance, &window, None)?;
let surface_fn = ash::extensions::khr::Surface::new(&entry, &instance);
println!("surface: {:?}", surface);
let mut running = true;
while running {
events_loop.poll_events(|event| {
if let winit::Event::WindowEvent {
event: winit::WindowEvent::CloseRequested,
..
} = event
{
running = false;
}
});
}
surface_fn.destroy_surface(surface, None);
}
Ok(())
}