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PFN_vkGetSwapchainGrallocUsageOHOS

vulkan_rust_sys::commands

Type Alias PFN_vkGetSwapchainGrallocUsageOHOS 

Source 
pub type PFN_vkGetSwapchainGrallocUsageOHOS = Option<unsafe extern "system" fn(device: Device, format: Format, image_usage: ImageUsageFlags, gralloc_usage: *mut u64) -> Result>;
Expand description

vkGetSwapchainGrallocUsageOHOS

§Success Codes

  • VK_SUCCESS

§Error Codes

  • VK_ERROR_INITIALIZATION_FAILED
  • VK_ERROR_UNKNOWN
  • VK_ERROR_VALIDATION_FAILED

Aliased Type§

pub enum PFN_vkGetSwapchainGrallocUsageOHOS {
    None,
    Some(unsafe extern "system" fn(Device, Format, ImageUsageFlagBits, *mut u64) -> Result),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "system" fn(Device, Format, ImageUsageFlagBits, *mut u64) -> Result)

Some value of type T.