private void createCommandPool()
{
QueueFamilyIndices queueFamilyIndices = findQueueFamilies(physicalDevice);
VkCommandPoolCreateInfo poolInfo = new VkCommandPoolCreateInfo();
poolInfo.sType = VkStructureType.VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO;
poolInfo.queueFamilyIndex = queueFamilyIndices.graphicsFamily;
VkResult result = Vulkan.vkCreateCommandPool(device, poolInfo, null, out commandPool);
if (result != VkResult.VK_SUCCESS)
{
throw Program.Throw("failed to create command pool!", result);
}
}