lava 0.4.9

Rust wrapper to manipulate Vulkan more conveniently than with bindings.
Documentation 
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// Generated by `scripts/generate.js`

use utils::vk_traits::*;

/// Wrapper for [VkGeometryInstanceFlagsKHR](https://www.khronos.org/registry/vulkan/specs/1.2-extensions/man/html/VkGeometryInstanceFlagsKHR.html).
///
/// Use the macro `VkGeometryInstanceFlags!` as an alternative method to create a structure. For example, these two snippets return the same value:
/// ```
/// VkGeometryInstanceFlags!(triangle_facing_cull_disable, triangle_front_counterclockwise)
/// ```
/// ```
/// VkGeometryInstanceFlags {
///     triangle_facing_cull_disable: true,
///     triangle_front_counterclockwise: true,
///     ..VkGeometryInstanceFlags::none()
/// }
/// ```
#[derive(Debug, Clone)]
pub struct VkGeometryInstanceFlags {
    pub triangle_facing_cull_disable: bool,
    pub triangle_front_counterclockwise: bool,
    pub force_opaque: bool,
    pub force_no_opaque: bool,
}

#[doc(hidden)]
pub type RawVkGeometryInstanceFlags = u32;

impl VkWrappedType<RawVkGeometryInstanceFlags> for VkGeometryInstanceFlags {
    fn vk_to_raw(src: &VkGeometryInstanceFlags, dst: &mut RawVkGeometryInstanceFlags) {
        *dst = 0;
        if src.triangle_facing_cull_disable { *dst |= 0x00000001; }
        if src.triangle_front_counterclockwise { *dst |= 0x00000002; }
        if src.force_opaque { *dst |= 0x00000004; }
        if src.force_no_opaque { *dst |= 0x00000008; }
    }
}

impl VkRawType<VkGeometryInstanceFlags> for RawVkGeometryInstanceFlags {
    fn vk_to_wrapped(src: &RawVkGeometryInstanceFlags) -> VkGeometryInstanceFlags {
        VkGeometryInstanceFlags {
            triangle_facing_cull_disable: (src & 0x00000001) != 0,
            triangle_front_counterclockwise: (src & 0x00000002) != 0,
            force_opaque: (src & 0x00000004) != 0,
            force_no_opaque: (src & 0x00000008) != 0,
        }
    }
}

impl Default for VkGeometryInstanceFlags {
    fn default() -> VkGeometryInstanceFlags {
        VkGeometryInstanceFlags {
            triangle_facing_cull_disable: false,
            triangle_front_counterclockwise: false,
            force_opaque: false,
            force_no_opaque: false,
        }
    }
}

impl VkGeometryInstanceFlags {
    
    /// Return a structure with all flags to `false`.
    pub fn none() -> Self {
        VkGeometryInstanceFlags {
            triangle_facing_cull_disable: false,
            triangle_front_counterclockwise: false,
            force_opaque: false,
            force_no_opaque: false,
        }
    }
    
    /// Return a structure with all flags to `true`.
    pub fn all() -> Self {
        VkGeometryInstanceFlags {
            triangle_facing_cull_disable: true,
            triangle_front_counterclockwise: true,
            force_opaque: true,
            force_no_opaque: true,
        }
    }
    
    /// Return the numerical bit flags corresponding to the structure (as described in the Vulkan specs).
    pub fn to_u32(&self) -> u32 {
        0
        + if self.triangle_facing_cull_disable { 0x00000001 } else { 0 }
        + if self.triangle_front_counterclockwise { 0x00000002 } else { 0 }
        + if self.force_opaque { 0x00000004 } else { 0 }
        + if self.force_no_opaque { 0x00000008 } else { 0 }
    }
    
    /// Create a structure corresponding to the specified numerical bit flags.
    pub fn from_u32(value: u32) -> Self {
        VkGeometryInstanceFlags {
            triangle_facing_cull_disable: value & 0x00000001 > 0,
            triangle_front_counterclockwise: value & 0x00000002 > 0,
            force_opaque: value & 0x00000004 > 0,
            force_no_opaque: value & 0x00000008 > 0,
        }
    }
}

#[doc(hidden)]
#[macro_export]
macro_rules! VkGeometryInstanceFlags {
    ( $( $x:ident ),* ) => {
        VkGeometryInstanceFlags {
            $($x: true,)*
            ..VkGeometryInstanceFlags::none()
        }
    }
}