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#![allow(dead_code)] use prelude::*; use std::mem; use vk; use std::ffi::CStr; use RawPtr; use version::{EntryV1_0, InstanceV1_0}; #[derive(Clone)] pub struct WaylandSurface { handle: vk::Instance, wayland_surface_fn: vk::WaylandSurfaceFn, } impl WaylandSurface { pub fn new<E: EntryV1_0, I: InstanceV1_0>( entry: &E, instance: &I, ) -> Result<WaylandSurface, Vec<&'static str>> { let surface_fn = vk::WaylandSurfaceFn::load(|name| unsafe { mem::transmute(entry.get_instance_proc_addr( instance.handle(), name.as_ptr(), )) })?; Ok(WaylandSurface { handle: instance.handle(), wayland_surface_fn: surface_fn, }) } pub fn name() -> &'static CStr { CStr::from_bytes_with_nul(b"VK_KHR_wayland_surface\0").expect("Wrong extension string") } pub unsafe fn create_wayland_surface_khr( &self, create_info: &vk::WaylandSurfaceCreateInfoKHR, allocation_callbacks: Option<&vk::AllocationCallbacks>, ) -> VkResult<vk::SurfaceKHR> { let mut surface = mem::uninitialized(); let err_code = self.wayland_surface_fn.create_wayland_surface_khr( self.handle, create_info, allocation_callbacks.as_raw_ptr(), &mut surface, ); match err_code { vk::Result::Success => Ok(surface), _ => Err(err_code), } } }