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use crate::vk;
use core::ffi;
use core::mem;
use core::ptr;
impl crate::nv::device_diagnostic_checkpoints::Device {
#[inline]
pub unsafe fn cmd_set_checkpoint(
&self,
command_buffer: vk::CommandBuffer,
p_checkpoint_marker: *const ffi::c_void,
) {
(self.fp.cmd_set_checkpoint_nv)(command_buffer, p_checkpoint_marker);
}
/// Retrieve the number of elements to pass to [`get_queue_checkpoint_data()`][Self::get_queue_checkpoint_data()]
#[inline]
pub unsafe fn get_queue_checkpoint_data_len(&self, queue: vk::Queue) -> usize {
let mut count = mem::MaybeUninit::uninit();
(self.fp.get_queue_checkpoint_data_nv)(queue, count.as_mut_ptr(), ptr::null_mut());
count.assume_init() as usize
}
/// <https://registry.khronos.org/vulkan/specs/1.3-extensions/man/html/vkGetQueueCheckpointDataNV.html>
///
/// Call [`get_queue_checkpoint_data_len()`][Self::get_queue_checkpoint_data_len()] to query the number of elements to pass to `out`.
/// Be sure to [`Default::default()`]-initialize these elements and optionally set their `p_next` pointer.
#[inline]
pub unsafe fn get_queue_checkpoint_data(
&self,
queue: vk::Queue,
out: &mut [vk::CheckpointDataNV<'_>],
) {
let mut count = out.len() as u32;
(self.fp.get_queue_checkpoint_data_nv)(queue, &mut count, out.as_mut_ptr());
assert_eq!(count as usize, out.len());
}
}