mtl-rs 0.2.2

Rust bindings for Apple's Metal API
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use objc2::{Encode, Encoding, RefEncode};

/// Describes how hazard tracking is performed (from `MTLHazardTrackingMode`).
///
/// Availability: macOS 10.15+, iOS 13.0+
#[repr(usize)]
#[derive(Copy, Clone, Debug, Eq, PartialEq, Hash, PartialOrd, Ord)]
pub enum MTLHazardTrackingMode {
    /// The default hazard tracking mode for the context. Refer to the usage of the field for semantics.
    Default = 0,
    /// Do not perform hazard tracking.
    Untracked = 1,
    /// Perform hazard tracking.
    Tracked = 2,
}

unsafe impl Encode for MTLHazardTrackingMode {
    const ENCODING: Encoding = usize::ENCODING;
}

unsafe impl RefEncode for MTLHazardTrackingMode {
    const ENCODING_REF: Encoding = Encoding::Pointer(&Self::ENCODING);
}