use crate::prelude::*;
use crate::vk;
use crate::RawPtr;
use crate::{Entry, Instance};
use std::ffi::CStr;
use std::mem;
#[derive(Clone)]
pub struct Surface {
handle: vk::Instance,
fp: vk::KhrSurfaceFn,
}
impl Surface {
pub fn new(entry: &Entry, instance: &Instance) -> Self {
let handle = instance.handle();
let fp = vk::KhrSurfaceFn::load(|name| unsafe {
mem::transmute(entry.get_instance_proc_addr(handle, name.as_ptr()))
});
Self { handle, fp }
}
#[inline]
pub unsafe fn get_physical_device_surface_support(
&self,
physical_device: vk::PhysicalDevice,
queue_family_index: u32,
surface: vk::SurfaceKHR,
) -> VkResult<bool> {
let mut b = 0;
(self.fp.get_physical_device_surface_support_khr)(
physical_device,
queue_family_index,
surface,
&mut b,
)
.result_with_success(b > 0)
}
#[inline]
pub unsafe fn get_physical_device_surface_present_modes(
&self,
physical_device: vk::PhysicalDevice,
surface: vk::SurfaceKHR,
) -> VkResult<Vec<vk::PresentModeKHR>> {
read_into_uninitialized_vector(|count, data| {
(self.fp.get_physical_device_surface_present_modes_khr)(
physical_device,
surface,
count,
data,
)
})
}
#[inline]
pub unsafe fn get_physical_device_surface_capabilities(
&self,
physical_device: vk::PhysicalDevice,
surface: vk::SurfaceKHR,
) -> VkResult<vk::SurfaceCapabilitiesKHR> {
let mut surface_capabilities = mem::zeroed();
(self.fp.get_physical_device_surface_capabilities_khr)(
physical_device,
surface,
&mut surface_capabilities,
)
.result_with_success(surface_capabilities)
}
#[inline]
pub unsafe fn get_physical_device_surface_formats(
&self,
physical_device: vk::PhysicalDevice,
surface: vk::SurfaceKHR,
) -> VkResult<Vec<vk::SurfaceFormatKHR>> {
read_into_uninitialized_vector(|count, data| {
(self.fp.get_physical_device_surface_formats_khr)(physical_device, surface, count, data)
})
}
#[inline]
pub unsafe fn destroy_surface(
&self,
surface: vk::SurfaceKHR,
allocation_callbacks: Option<&vk::AllocationCallbacks>,
) {
(self.fp.destroy_surface_khr)(self.handle, surface, allocation_callbacks.as_raw_ptr());
}
#[inline]
pub const fn name() -> &'static CStr {
vk::KhrSurfaceFn::name()
}
#[inline]
pub fn fp(&self) -> &vk::KhrSurfaceFn {
&self.fp
}
#[inline]
pub fn instance(&self) -> vk::Instance {
self.handle
}
}