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//! <https://registry.khronos.org/vulkan/specs/1.3-extensions/man/html/VK_KHR_get_memory_requirements2.html>
use crate::vk;
use core::mem;
use core::ptr;
impl crate::khr::get_memory_requirements2::Device {
/// <https://registry.khronos.org/vulkan/specs/1.3-extensions/man/html/vkGetBufferMemoryRequirements2KHR.html>
#[inline]
pub unsafe fn get_buffer_memory_requirements2(
&self,
info: &vk::BufferMemoryRequirementsInfo2KHR<'_>,
memory_requirements: &mut vk::MemoryRequirements2KHR<'_>,
) {
(self.fp.get_buffer_memory_requirements2_khr)(self.handle, info, memory_requirements);
}
/// <https://registry.khronos.org/vulkan/specs/1.3-extensions/man/html/vkGetImageMemoryRequirements2KHR.html>
#[inline]
pub unsafe fn get_image_memory_requirements2(
&self,
info: &vk::ImageMemoryRequirementsInfo2KHR<'_>,
memory_requirements: &mut vk::MemoryRequirements2KHR<'_>,
) {
(self.fp.get_image_memory_requirements2_khr)(self.handle, info, memory_requirements);
}
/// Retrieve the number of elements to pass to [`get_image_sparse_memory_requirements2()`][Self::get_image_sparse_memory_requirements2()]
#[inline]
pub unsafe fn get_image_sparse_memory_requirements2_len(
&self,
info: &vk::ImageSparseMemoryRequirementsInfo2KHR<'_>,
) -> usize {
let mut count = mem::MaybeUninit::uninit();
(self.fp.get_image_sparse_memory_requirements2_khr)(
self.handle,
info,
count.as_mut_ptr(),
ptr::null_mut(),
);
count.assume_init() as usize
}
/// <https://registry.khronos.org/vulkan/specs/1.3-extensions/man/html/vkGetImageSparseMemoryRequirements2KHR.html>
///
/// Call [`get_image_sparse_memory_requirements2_len()`][Self::get_image_sparse_memory_requirements2_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_image_sparse_memory_requirements2(
&self,
info: &vk::ImageSparseMemoryRequirementsInfo2KHR<'_>,
out: &mut [vk::SparseImageMemoryRequirements2KHR<'_>],
) {
let mut count = out.len() as u32;
(self.fp.get_image_sparse_memory_requirements2_khr)(
self.handle,
info,
&mut count,
out.as_mut_ptr(),
);
assert_eq!(count as usize, out.len());
}
}