objc2-metal 0.3.2

Bindings to the Metal framework
Documentation
//! 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_protocol!(
    /// A read-only container that stores pipeline states from a shader compiler.
    ///
    /// The pipeline states can have intermediate representation (IR) binaries,
    /// GPU- and system-specifc binaries, or a combination.
    ///
    /// ## Topics
    ///
    /// ### Identifiying the archive
    /// - ``label``
    ///
    /// ### Creating compute pipeline states
    ///
    /// - ``newComputePipelineStateWithDescriptor:dynamicLinkingDescriptor:error:``
    /// - ``newComputePipelineStateWithDescriptor:error:``
    /// - ``newComputePipelineStateWithName:dynamicLinkingDescriptor:error:``
    /// - ``newComputePipelineStateWithName:error:``
    ///
    /// ### Creating reder pipeline states
    ///
    /// - ``newRenderPipelineStateWithDescriptor:dynamicLinkingDescriptor:error:``
    /// - ``newRenderPipelineStateWithDescriptor:error:``
    /// - ``newRenderPipelineStateWithName:dynamicLinkingDescriptor:error:``
    /// - ``newRenderPipelineStateWithName:error:``
    ///
    /// ### Creating binary functions
    ///
    /// - ``newBinaryFunctionWithDescriptor:functionType:error:``
    ///
    /// See also [Apple's documentation](https://developer.apple.com/documentation/metal/mtl4archive?language=objc)
    pub unsafe trait MTL4Archive: NSObjectProtocol + Send + Sync {
        /// A label that you can associate with this archive.
        #[unsafe(method(label))]
        #[unsafe(method_family = none)]
        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)]
        fn setLabel(&self, label: Option<&NSString>);

        #[cfg(all(
            feature = "MTL4ComputePipeline",
            feature = "MTL4PipelineState",
            feature = "MTLAllocation",
            feature = "MTLComputePipeline"
        ))]
        /// Creates a compute pipeline state from the archive with a descriptor.
        ///
        /// - Parameters:
        /// - descriptor: A compute pipeline descriptor.
        /// - error: On return, if the method fails, a pointer to an error information instance; otherwise `nil`.
        ///
        /// - Returns: A compute pipeline state if the method succeeds, otherwise `nil`.
        #[unsafe(method(newComputePipelineStateWithDescriptor:error:_))]
        #[unsafe(method_family = new)]
        fn newComputePipelineStateWithDescriptor_error(
            &self,
            descriptor: &MTL4ComputePipelineDescriptor,
        ) -> Result<Retained<ProtocolObject<dyn MTLComputePipelineState>>, Retained<NSError>>;

        #[cfg(all(
            feature = "MTL4ComputePipeline",
            feature = "MTL4LinkingDescriptor",
            feature = "MTL4PipelineState",
            feature = "MTLAllocation",
            feature = "MTLComputePipeline"
        ))]
        /// Creates a compute pipeline state from the archive with a compute descriptor and a dynamic linking descriptor.
        ///
        /// - Parameters:
        /// - descriptor: A compute pipeline descriptor.
        /// - dynamicLinkingDescriptor: A descriptor that provides additional properties
        /// to link other functions with the pipeline.
        /// - error: On return, if the method fails, a pointer to an error information instance; otherwise `nil`.
        ///
        /// - Returns: A compute pipeline state if the method succeeds, otherwise `nil`.
        #[unsafe(method(newComputePipelineStateWithDescriptor:dynamicLinkingDescriptor:error:_))]
        #[unsafe(method_family = new)]
        fn newComputePipelineStateWithDescriptor_dynamicLinkingDescriptor_error(
            &self,
            descriptor: &MTL4ComputePipelineDescriptor,
            dynamic_linking_descriptor: &MTL4PipelineStageDynamicLinkingDescriptor,
        ) -> Result<Retained<ProtocolObject<dyn MTLComputePipelineState>>, Retained<NSError>>;

        #[cfg(all(
            feature = "MTL4PipelineState",
            feature = "MTLAllocation",
            feature = "MTLRenderPipeline"
        ))]
        /// Creates a render pipeline state from the archive with a descriptor.
        ///
        /// You create any kind of render pipeline states with this method, including:
        /// - Traditional render pipelines
        /// - Mesh render pipelines
        /// - Tile render pipelines
        ///
        /// - Parameters:
        /// - descriptor: A render pipeline descriptor.
        /// - error: On return, if the method fails, a pointer to an error information instance; otherwise `nil`.
        ///
        /// - Returns: A render pipeline state if the method succeeds, otherwise `nil`.
        #[unsafe(method(newRenderPipelineStateWithDescriptor:error:_))]
        #[unsafe(method_family = new)]
        fn newRenderPipelineStateWithDescriptor_error(
            &self,
            descriptor: &MTL4PipelineDescriptor,
        ) -> Result<Retained<ProtocolObject<dyn MTLRenderPipelineState>>, Retained<NSError>>;

        #[cfg(all(
            feature = "MTL4LinkingDescriptor",
            feature = "MTL4PipelineState",
            feature = "MTLAllocation",
            feature = "MTLRenderPipeline"
        ))]
        /// Creates a render pipeline state from the archive with a render descriptor and a dynamic linking descriptor.
        ///
        /// You create any kind of render pipeline states with this method, including:
        /// - Traditional render pipelines
        /// - Mesh render pipelines
        /// - Tile render pipelines
        ///
        /// - Parameters:
        /// - descriptor: A render pipeline descriptor.
        /// - dynamicLinkingDescriptor: A descriptor that provides additional properties
        /// to link other functions with the pipeline.
        /// - error: On return, if the method fails, a pointer to an error information instance; otherwise `nil`.
        ///
        /// - Returns: A render pipeline state if the method succeeds, otherwise `nil`.
        #[unsafe(method(newRenderPipelineStateWithDescriptor:dynamicLinkingDescriptor:error:_))]
        #[unsafe(method_family = new)]
        fn newRenderPipelineStateWithDescriptor_dynamicLinkingDescriptor_error(
            &self,
            descriptor: &MTL4PipelineDescriptor,
            dynamic_linking_descriptor: &MTL4RenderPipelineDynamicLinkingDescriptor,
        ) -> Result<Retained<ProtocolObject<dyn MTLRenderPipelineState>>, Retained<NSError>>;

        #[cfg(all(
            feature = "MTL4BinaryFunction",
            feature = "MTL4BinaryFunctionDescriptor"
        ))]
        /// Method used to create a binary function, with a given descriptor, from the contents of the archive.
        /// - Parameters:
        /// - descriptor: the function descriptor for a visible or intersection function.
        /// - error: an optional parameter that is populated in the case of an error.
        /// - Returns: a binary function object, otherwise `nil`.
        #[unsafe(method(newBinaryFunctionWithDescriptor:error:_))]
        #[unsafe(method_family = new)]
        fn newBinaryFunctionWithDescriptor_error(
            &self,
            descriptor: &MTL4BinaryFunctionDescriptor,
        ) -> Result<Retained<ProtocolObject<dyn MTL4BinaryFunction>>, Retained<NSError>>;
    }
);