09 Waiting for fences.cpp

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// Vulkan Cookbook
// ISBN: 9781786468154
// © Packt Publishing Limited
//
// Author:   Pawel Lapinski
// LinkedIn: https://www.linkedin.com/in/pawel-lapinski-84522329
//
// Chapter: 03 Command Buffers and Synchronization
// Recipe:  09 Waiting for fences

#include "03 Command Buffers and Synchronization/09 Waiting for fences.h"

namespace VulkanCookbook {

  bool WaitForFences( VkDevice                     logical_device,
                      std::vector<VkFence> const & fences,
                      VkBool32                     wait_for_all,
                      uint64_t                     timeout ) {
    if( fences.size() > 0 ) {
      VkResult result = vkWaitForFences( logical_device, static_cast<uint32_t>(fences.size()), fences.data(), wait_for_all, timeout );
      if( VK_SUCCESS != result ) {
        std::cout << "Waiting on fence failed." << std::endl;
        return false;
      }
      return true;
    }
    return false;
  }

} // namespace VulkanCookbook