ash/extensions/khr/
push_descriptor.rs

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1use crate::vk;
2use crate::{Device, Instance};
3use std::ffi::c_void;
4use std::ffi::CStr;
5use std::mem;
6
7#[derive(Clone)]
8pub struct PushDescriptor {
9    fp: vk::KhrPushDescriptorFn,
10}
11
12impl PushDescriptor {
13    pub fn new(instance: &Instance, device: &Device) -> Self {
14        let fp = vk::KhrPushDescriptorFn::load(|name| unsafe {
15            mem::transmute(instance.get_device_proc_addr(device.handle(), name.as_ptr()))
16        });
17        Self { fp }
18    }
19
20    /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkCmdPushDescriptorSetKHR.html>
21    pub unsafe fn cmd_push_descriptor_set(
22        &self,
23        command_buffer: vk::CommandBuffer,
24        pipeline_bind_point: vk::PipelineBindPoint,
25        layout: vk::PipelineLayout,
26        set: u32,
27        descriptor_writes: &[vk::WriteDescriptorSet],
28    ) {
29        (self.fp.cmd_push_descriptor_set_khr)(
30            command_buffer,
31            pipeline_bind_point,
32            layout,
33            set,
34            descriptor_writes.len() as u32,
35            descriptor_writes.as_ptr(),
36        );
37    }
38
39    /// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkCmdPushDescriptorSetWithTemplateKHR.html>
40    pub unsafe fn cmd_push_descriptor_set_with_template(
41        &self,
42        command_buffer: vk::CommandBuffer,
43        descriptor_update_template: vk::DescriptorUpdateTemplate,
44        layout: vk::PipelineLayout,
45        set: u32,
46        p_data: *const c_void,
47    ) {
48        (self.fp.cmd_push_descriptor_set_with_template_khr)(
49            command_buffer,
50            descriptor_update_template,
51            layout,
52            set,
53            p_data,
54        );
55    }
56
57    pub const fn name() -> &'static CStr {
58        vk::KhrPushDescriptorFn::name()
59    }
60
61    pub fn fp(&self) -> &vk::KhrPushDescriptorFn {
62        &self.fp
63    }
64}
ash/extensions/khr/push_descriptor.rs

ash/extensions/khr/
push_descriptor.rs
