ash/extensions/khr/
maintenance1.rs

1use crate::vk;
2use crate::{Device, Instance};
3use std::ffi::CStr;
4use std::mem;
5
6#[derive(Clone)]
7pub struct Maintenance1 {
8    handle: vk::Device,
9    fp: vk::KhrMaintenance1Fn,
10}
11
12impl Maintenance1 {
13    pub fn new(instance: &Instance, device: &Device) -> Self {
14        let handle = device.handle();
15        let fp = vk::KhrMaintenance1Fn::load(|name| unsafe {
16            mem::transmute(instance.get_device_proc_addr(handle, name.as_ptr()))
17        });
18        Self { handle, fp }
19    }
20
21    /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkTrimCommandPoolKHR.html>
22    pub unsafe fn trim_command_pool(
23        &self,
24        command_pool: vk::CommandPool,
25        flags: vk::CommandPoolTrimFlagsKHR,
26    ) {
27        (self.fp.trim_command_pool_khr)(self.handle, command_pool, flags);
28    }
29
30    pub const fn name() -> &'static CStr {
31        vk::KhrMaintenance1Fn::name()
32    }
33
34    pub fn fp(&self) -> &vk::KhrMaintenance1Fn {
35        &self.fp
36    }
37
38    pub fn device(&self) -> vk::Device {
39        self.handle
40    }
41}