use crate::prelude::*;
use crate::vk;
use crate::RawPtr;
use crate::{Device, Instance};
use std::ffi::CStr;
use std::mem;
#[derive(Clone)]
pub struct PrivateData {
handle: vk::Device,
fp: vk::ExtPrivateDataFn,
}
impl PrivateData {
pub fn new(instance: &Instance, device: &Device) -> Self {
let handle = device.handle();
let fp = vk::ExtPrivateDataFn::load(|name| unsafe {
mem::transmute(instance.get_device_proc_addr(handle, name.as_ptr()))
});
Self { handle, fp }
}
#[inline]
pub unsafe fn create_private_data_slot(
&self,
create_info: &vk::PrivateDataSlotCreateInfoEXT,
allocation_callbacks: Option<&vk::AllocationCallbacks>,
) -> VkResult<vk::PrivateDataSlotEXT> {
let mut private_data_slot = mem::zeroed();
(self.fp.create_private_data_slot_ext)(
self.handle,
create_info,
allocation_callbacks.as_raw_ptr(),
&mut private_data_slot,
)
.result_with_success(private_data_slot)
}
#[inline]
pub unsafe fn destroy_private_data_slot(
&self,
private_data_slot: vk::PrivateDataSlotEXT,
allocation_callbacks: Option<&vk::AllocationCallbacks>,
) {
(self.fp.destroy_private_data_slot_ext)(
self.handle,
private_data_slot,
allocation_callbacks.as_raw_ptr(),
)
}
#[inline]
pub unsafe fn set_private_data<T: vk::Handle>(
&self,
object: T,
private_data_slot: vk::PrivateDataSlotEXT,
data: u64,
) -> VkResult<()> {
(self.fp.set_private_data_ext)(
self.handle,
T::TYPE,
object.as_raw(),
private_data_slot,
data,
)
.result()
}
#[inline]
pub unsafe fn get_private_data<T: vk::Handle>(
&self,
object: T,
private_data_slot: vk::PrivateDataSlotEXT,
) -> u64 {
let mut data = mem::zeroed();
(self.fp.get_private_data_ext)(
self.handle,
T::TYPE,
object.as_raw(),
private_data_slot,
&mut data,
);
data
}
#[inline]
pub const fn name() -> &'static CStr {
vk::ExtPrivateDataFn::name()
}
#[inline]
pub fn fp(&self) -> &vk::ExtPrivateDataFn {
&self.fp
}
#[inline]
pub fn device(&self) -> vk::Device {
self.handle
}
}