ash/extensions/khr/
deferred_host_operations.rs

1use crate::prelude::*;
2use crate::vk;
3use crate::RawPtr;
4use crate::{Device, Instance};
5use std::ffi::CStr;
6use std::mem;
7
8#[derive(Clone)]
9pub struct DeferredHostOperations {
10    handle: vk::Device,
11    fp: vk::KhrDeferredHostOperationsFn,
12}
13
14impl DeferredHostOperations {
15    pub fn new(instance: &Instance, device: &Device) -> Self {
16        let handle = device.handle();
17        let fp = vk::KhrDeferredHostOperationsFn::load(|name| unsafe {
18            mem::transmute(instance.get_device_proc_addr(handle, name.as_ptr()))
19        });
20        Self { handle, fp }
21    }
22
23    /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkCreateDeferredOperationKHR.html>
24    #[inline]
25    pub unsafe fn create_deferred_operation(
26        &self,
27        allocation_callbacks: Option<&vk::AllocationCallbacks>,
28    ) -> VkResult<vk::DeferredOperationKHR> {
29        let mut operation = mem::zeroed();
30        (self.fp.create_deferred_operation_khr)(
31            self.handle,
32            allocation_callbacks.as_raw_ptr(),
33            &mut operation,
34        )
35        .result_with_success(operation)
36    }
37
38    /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkDeferredOperationJoinKHR.html>
39    #[inline]
40    pub unsafe fn deferred_operation_join(
41        &self,
42        operation: vk::DeferredOperationKHR,
43    ) -> VkResult<()> {
44        (self.fp.deferred_operation_join_khr)(self.handle, operation).result()
45    }
46
47    /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkDestroyDeferredOperationKHR.html>
48    #[inline]
49    pub unsafe fn destroy_deferred_operation(
50        &self,
51        operation: vk::DeferredOperationKHR,
52        allocation_callbacks: Option<&vk::AllocationCallbacks>,
53    ) {
54        (self.fp.destroy_deferred_operation_khr)(
55            self.handle,
56            operation,
57            allocation_callbacks.as_raw_ptr(),
58        );
59    }
60
61    /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkGetDeferredOperationMaxConcurrencyKHR.html>
62    #[inline]
63    pub unsafe fn get_deferred_operation_max_concurrency(
64        &self,
65        operation: vk::DeferredOperationKHR,
66    ) -> u32 {
67        (self.fp.get_deferred_operation_max_concurrency_khr)(self.handle, operation)
68    }
69
70    /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkGetDeferredOperationResultKHR.html>
71    #[inline]
72    pub unsafe fn get_deferred_operation_result(
73        &self,
74        operation: vk::DeferredOperationKHR,
75    ) -> VkResult<()> {
76        (self.fp.get_deferred_operation_result_khr)(self.handle, operation).result()
77    }
78
79    #[inline]
80    pub const fn name() -> &'static CStr {
81        vk::KhrDeferredHostOperationsFn::name()
82    }
83
84    #[inline]
85    pub fn fp(&self) -> &vk::KhrDeferredHostOperationsFn {
86        &self.fp
87    }
88
89    #[inline]
90    pub fn device(&self) -> vk::Device {
91        self.handle
92    }
93}
ash/extensions/khr/deferred_host_operations.rs

ash/extensions/khr/
deferred_host_operations.rs
