01 Creating a buffer.cpp

// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and / or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The below copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
// Vulkan Cookbook
// ISBN: 9781786468154
// © Packt Publishing Limited
//
// Author:   Pawel Lapinski
// LinkedIn: https://www.linkedin.com/in/pawel-lapinski-84522329
//
// Chapter: 04 Resources and Memory
// Recipe:  01 Creating a buffer

#include "04 Resources and Memory/01 Creating a buffer.h"

namespace VulkanCookbook {

  bool CreateBuffer( VkDevice             logical_device,
                     VkDeviceSize         size,
                     VkBufferUsageFlags   usage,
                     VkBuffer           & buffer ) {
    VkBufferCreateInfo buffer_create_info = {
      VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,   // VkStructureType        sType
      nullptr,                                // const void           * pNext
      0,                                      // VkBufferCreateFlags    flags
      size,                                   // VkDeviceSize           size
      usage,                                  // VkBufferUsageFlags     usage
      VK_SHARING_MODE_EXCLUSIVE,              // VkSharingMode          sharingMode
      0,                                      // uint32_t               queueFamilyIndexCount
      nullptr                                 // const uint32_t       * pQueueFamilyIndices
    };

    VkResult result = vkCreateBuffer( logical_device, &buffer_create_info, nullptr, &buffer );
    if( VK_SUCCESS != result ) {
      std::cout << "Could not create a buffer." << std::endl;
      return false;
    }
    return true;
  }

} // namespace VulkanCookbook