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#![allow(clippy::too_many_arguments, clippy::missing_safety_doc)]
pub use crate::device::Device;
pub use crate::entry::{EntryCustom, InstanceError};
#[cfg(feature = "libloading")]
pub use crate::entry_libloading::{Entry, LoadingError};
pub use crate::instance::Instance;
mod device;
mod entry;
#[cfg(feature = "libloading")]
mod entry_libloading;
mod instance;
pub mod prelude;
pub mod util;
pub mod version;
#[macro_use]
pub mod vk;
pub mod extensions;
pub trait RawPtr<T> {
fn as_raw_ptr(&self) -> *const T;
}
impl<'r, T> RawPtr<T> for Option<&'r T> {
fn as_raw_ptr(&self) -> *const T {
match *self {
Some(inner) => inner as *const T,
_ => ::std::ptr::null(),
}
}
}
#[cfg(test)]
mod tests {
use super::vk;
#[test]
fn test_ptr_chains() {
let mut variable_pointers = vk::PhysicalDeviceVariablePointerFeatures::builder();
let mut corner = vk::PhysicalDeviceCornerSampledImageFeaturesNV::builder();
let chain = vec![
&variable_pointers as *const _ as usize,
&corner as *const _ as usize,
];
let mut device_create_info = vk::DeviceCreateInfo::builder()
.push_next(&mut corner)
.push_next(&mut variable_pointers);
let chain2: Vec<usize> = unsafe {
vk::ptr_chain_iter(&mut device_create_info)
.skip(1)
.map(|ptr| ptr as usize)
.collect()
};
assert_eq!(chain, chain2);
}
}