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use crate::prelude::*;
use crate::vk;
use crate::{Device, Instance};
use std::ffi::CStr;
use std::mem;
use std::ptr;
/// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/VK_KHR_external_fence_win32.html>
#[derive(Clone)]
pub struct ExternalFenceWin32 {
handle: vk::Device,
fp: vk::KhrExternalFenceWin32Fn,
}
impl ExternalFenceWin32 {
pub fn new(instance: &Instance, device: &Device) -> Self {
let handle = device.handle();
let fp = vk::KhrExternalFenceWin32Fn::load(|name| unsafe {
mem::transmute(instance.get_device_proc_addr(handle, name.as_ptr()))
});
Self { handle, fp }
}
/// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkImportFenceWin32HandleKHR.html>
#[inline]
pub unsafe fn import_fence_win32_handle(
&self,
import_info: &vk::ImportFenceWin32HandleInfoKHR,
) -> VkResult<()> {
(self.fp.import_fence_win32_handle_khr)(self.handle, import_info).result()
}
/// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkGetFenceWin32HandleKHR.html>
#[inline]
pub unsafe fn get_fence_win32_handle(
&self,
get_info: &vk::FenceGetWin32HandleInfoKHR,
) -> VkResult<vk::HANDLE> {
let mut handle = ptr::null_mut();
(self.fp.get_fence_win32_handle_khr)(self.handle, get_info, &mut handle)
.result_with_success(handle)
}
#[inline]
pub const fn name() -> &'static CStr {
vk::KhrExternalFenceWin32Fn::name()
}
#[inline]
pub fn fp(&self) -> &vk::KhrExternalFenceWin32Fn {
&self.fp
}
#[inline]
pub fn device(&self) -> vk::Device {
self.handle
}
}
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