Function GetExternalFormat

layers/utils/image_utils.cpp:197–208

Used to get the VkExternalFormatANDROID without having to use ifdef in logic Result of zero is same of not having pNext struct

// Used to get the VkExternalFormatANDROID without having to use ifdef in logic
// Result of zero is same of not having pNext struct
uint64_t GetExternalFormat(const void* pNext) {
#if defined(VK_USE_PLATFORM_ANDROID_KHR)
    if (pNext) {
        const auto* external_format = vku::FindStructInPNextChain<VkExternalFormatANDROID>(pNext);
        if (external_format) {
            return external_format->externalFormat;
        }
    }
#endif
    (void)pNext;
    return 0;
}

// vkspec.html#formats-planes-image-aspect
bool IsValidPlaneAspect(VkFormat format, VkImageAspectFlags aspect_mask) {