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//! This file has been automatically generated by `objc2`'s `header-translator`.
//! DO NOT EDIT
use core::ffi::*;
use core::ptr::NonNull;
use objc2::__framework_prelude::*;
use objc2_foundation::*;
use crate::*;
extern_class!(
/// Groups together parameters for creating a command allocator.
///
/// See also [Apple's documentation](https://developer.apple.com/documentation/metal/mtl4commandallocatordescriptor?language=objc)
#[unsafe(super(NSObject))]
#[derive(Debug, PartialEq, Eq, Hash)]
pub struct MTL4CommandAllocatorDescriptor;
);
extern_conformance!(
unsafe impl NSCopying for MTL4CommandAllocatorDescriptor {}
);
unsafe impl CopyingHelper for MTL4CommandAllocatorDescriptor {
type Result = Self;
}
extern_conformance!(
unsafe impl NSObjectProtocol for MTL4CommandAllocatorDescriptor {}
);
impl MTL4CommandAllocatorDescriptor {
extern_methods!(
/// An optional label you can assign to the command allocator to aid debugging.
#[unsafe(method(label))]
#[unsafe(method_family = none)]
pub fn label(&self) -> Option<Retained<NSString>>;
/// Setter for [`label`][Self::label].
///
/// This is [copied][objc2_foundation::NSCopying::copy] when set.
#[unsafe(method(setLabel:))]
#[unsafe(method_family = none)]
pub fn setLabel(&self, label: Option<&NSString>);
);
}
/// Methods declared on superclass `NSObject`.
impl MTL4CommandAllocatorDescriptor {
extern_methods!(
#[unsafe(method(init))]
#[unsafe(method_family = init)]
pub fn init(this: Allocated<Self>) -> Retained<Self>;
#[unsafe(method(new))]
#[unsafe(method_family = new)]
pub fn new() -> Retained<Self>;
);
}
impl DefaultRetained for MTL4CommandAllocatorDescriptor {
#[inline]
fn default_retained() -> Retained<Self> {
Self::new()
}
}
extern_protocol!(
/// Manages the memory backing the encoding of GPU commands into command buffers.
///
/// See also [Apple's documentation](https://developer.apple.com/documentation/metal/mtl4commandallocator?language=objc)
pub unsafe trait MTL4CommandAllocator: NSObjectProtocol {
#[cfg(feature = "MTLDevice")]
/// Returns the GPU device that this command allocator belongs to.
#[unsafe(method(device))]
#[unsafe(method_family = none)]
fn device(&self) -> Retained<ProtocolObject<dyn MTLDevice>>;
/// Provides the optional label you specify at creation time for debug purposes.
#[unsafe(method(label))]
#[unsafe(method_family = none)]
fn label(&self) -> Option<Retained<NSString>>;
/// Queries the size of the internal memory heaps of this command allocator that support encoding
/// commands into command buffers.
///
/// - Returns: a size in bytes.
#[unsafe(method(allocatedSize))]
#[unsafe(method_family = none)]
fn allocatedSize(&self) -> u64;
/// Marks the command allocator's heaps for reuse.
///
/// Calling this method allows new ``MTL4CommandBuffer`` to reuse its existing internal
/// memory heaps to encode new GPU commands.
///
/// You are responsible to ensure that all command buffers with memory originating
/// from this allocator instance are complete before calling resetting it.
#[unsafe(method(reset))]
#[unsafe(method_family = none)]
fn reset(&self);
}
);