57 lines
1.5 KiB
Rust
Executable file
57 lines
1.5 KiB
Rust
Executable file
use crate::prelude::*;
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use crate::vk;
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use crate::RawPtr;
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use crate::{Device, Instance};
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use std::ffi::CStr;
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use std::mem;
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#[derive(Clone)]
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pub struct DisplaySwapchain {
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handle: vk::Device,
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fp: vk::KhrDisplaySwapchainFn,
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}
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impl DisplaySwapchain {
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pub fn new(instance: &Instance, device: &Device) -> Self {
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let handle = device.handle();
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let fp = vk::KhrDisplaySwapchainFn::load(|name| unsafe {
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mem::transmute(instance.get_device_proc_addr(handle, name.as_ptr()))
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});
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Self { handle, fp }
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}
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/// <https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/vkCreateSharedSwapchainsKHR.html>
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#[inline]
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pub unsafe fn create_shared_swapchains(
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&self,
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create_infos: &[vk::SwapchainCreateInfoKHR],
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allocation_callbacks: Option<&vk::AllocationCallbacks>,
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) -> VkResult<Vec<vk::SwapchainKHR>> {
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let mut swapchains = Vec::with_capacity(create_infos.len());
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(self.fp.create_shared_swapchains_khr)(
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self.handle,
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create_infos.len() as u32,
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create_infos.as_ptr(),
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allocation_callbacks.as_raw_ptr(),
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swapchains.as_mut_ptr(),
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)
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.result()?;
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swapchains.set_len(create_infos.len());
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Ok(swapchains)
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}
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#[inline]
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pub const fn name() -> &'static CStr {
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vk::KhrDisplaySwapchainFn::name()
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}
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#[inline]
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pub fn fp(&self) -> &vk::KhrDisplaySwapchainFn {
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&self.fp
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}
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#[inline]
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pub fn device(&self) -> vk::Device {
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self.handle
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}
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}
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